Lot of global changes (#10)

Global update

app/src/main/kotlin/com/meloda/fast/activity/MainActivity.kt

@@ -1,54 +0,0 @@
-package com.meloda.fast.activity
-
-import android.os.Bundle
-import androidx.fragment.app.Fragment
-import androidx.fragment.app.FragmentTransaction
-import com.github.terrakok.cicerone.NavigatorHolder
-import com.github.terrakok.cicerone.Router
-import com.github.terrakok.cicerone.androidx.AppNavigator
-import com.github.terrakok.cicerone.androidx.FragmentScreen
-import com.meloda.fast.R
-import com.meloda.fast.base.BaseActivity
-import com.meloda.fast.common.Screens
-import dagger.hilt.android.AndroidEntryPoint
-import javax.inject.Inject
-
-@AndroidEntryPoint
-class MainActivity : BaseActivity(R.layout.activity_main) {
-
-    private val navigator = object : AppNavigator(this, R.id.root_fragment_container) {
-        override fun setupFragmentTransaction(
-            screen: FragmentScreen,
-            fragmentTransaction: FragmentTransaction,
-            currentFragment: Fragment?,
-            nextFragment: Fragment
-        ) {
-//            fragmentTransaction.setCustomAnimations(
-//                R.anim.activity_open_enter, R.anim.activity_close_exit,
-//                R.anim.activity_close_enter, R.anim.activity_open_exit
-//            )
-        }
-    }
-
-    @Inject
-    lateinit var navigatorHolder: NavigatorHolder
-
-    @Inject
-    lateinit var router: Router
-
-    override fun onResumeFragments() {
-        navigatorHolder.setNavigator(navigator)
-        super.onResumeFragments()
-    }
-
-    override fun onPause() {
-        navigatorHolder.removeNavigator()
-        super.onPause()
-    }
-
-    override fun onCreate(savedInstanceState: Bundle?) {
-        super.onCreate(savedInstanceState)
-
-        router.newRootScreen(Screens.Main())
-    }
-}

app/src/main/kotlin/com/meloda/fast/api/ApiEvent.kt

@@ -1,24 +1,24 @@
 package com.meloda.fast.api
 
 enum class ApiEvent(val value: Int) {
-    MESSAGE_SET_FLAGS(2),
-    MESSAGE_CLEAR_FLAGS(3),
-    MESSAGE_NEW(4),
-    MESSAGE_EDIT(5),
-    MESSAGE_READ_INCOMING(6),
-    MESSAGE_READ_OUTGOING(7),
-    FRIEND_ONLINE(8),
-    FRIEND_OFFLINE(9),
-    MESSAGES_DELETED(13),
-    PIN_UNPIN_CONVERSATION(20),
-    PRIVATE_TYPING(61),
-    CHAT_TYPING(62),
-    ONE_MORE_TYPING(63),
-    VOICE_RECORDING(64),
-    PHOTO_UPLOADING(65),
-    VIDEO_UPLOADING(66),
-    FILE_UPLOADING(67),
-    UNREAD_COUNT_UPDATE(80)
+    MessageSetFlags(2),
+    MessageClearFlags(3),
+    MessageNew(4),
+    MessageEdit(5),
+    MessageReadIncoming(6),
+    MessageReadOutgoing(7),
+    FriendOnline(8),
+    FriendOffline(9),
+    MessagesDeleted(13),
+    PinUnpinConversation(20),
+    PrivateTyping(61),
+    ChatTyping(62),
+    OneMoreTyping(63),
+    VoiceRecording(64),
+    PhotoUploading(65),
+    VideoUploading(66),
+    FileUploading(67),
+    UnreadCountUpdate(80)
     ;
 
     companion object {

app/src/main/kotlin/com/meloda/fast/api/UserConfig.kt

@@ -1,45 +1,46 @@
 package com.meloda.fast.api
 
+import androidx.core.content.edit
 import androidx.lifecycle.MutableLiveData
 import com.meloda.fast.api.model.VkUser
 import com.meloda.fast.common.AppGlobal
+import com.meloda.fast.model.AppAccount
 
 object UserConfig {
 
-    private const val FAST_TOKEN = "fast_token"
-    private const val TOKEN = "token"
-    private const val USER_ID = "user_id"
+    private const val ARG_CURRENT_USER_ID = "current_user_id"
 
     const val FAST_APP_ID = "6964679"
 
+    private val preferences get() = AppGlobal.preferences
+
+    var currentUserId: Int = -1
+        get() = preferences.getInt(ARG_CURRENT_USER_ID, -1)
+        set(value) {
+            field = value
+            preferences.edit { putInt(ARG_CURRENT_USER_ID, value) }
+        }
+
     var userId: Int = -1
-        get() = AppGlobal.preferences.getInt(USER_ID, -1)
-        set(value) {
-            field = value
-            AppGlobal.preferences.edit().putInt(USER_ID, value).apply()
-        }
-
     var accessToken: String = ""
-        get() = AppGlobal.preferences.getString(TOKEN, "") ?: ""
-        set(value) {
-            field = value
-            AppGlobal.preferences.edit().putString(TOKEN, value).apply()
-        }
+    var fastToken: String? = ""
 
-    var fastToken: String = ""
-        get() = AppGlobal.preferences.getString(FAST_TOKEN, "") ?: ""
-        set(value) {
-            field = value
-            AppGlobal.preferences.edit().putString(FAST_TOKEN, value).apply()
-        }
+    fun parse(account: AppAccount) {
+        this.userId = account.userId
+        this.accessToken = account.accessToken
+        this.fastToken = account.fastToken
+    }
 
     fun clear() {
+        currentUserId = -1
         accessToken = ""
         fastToken = ""
         userId = -1
     }
 
-    fun isLoggedIn() = userId > 0 && accessToken.isNotBlank()
+    fun isLoggedIn(): Boolean {
+        return currentUserId > 0 && userId > 0 && accessToken.isNotBlank()
+    }
 
     val vkUser = MutableLiveData<VkUser?>(null)
 

app/src/main/kotlin/com/meloda/fast/api/VKConstants.kt

@@ -12,7 +12,7 @@ object VKConstants {
 
     const val ALL_FIELDS = "$USER_FIELDS,$GROUP_FIELDS"
 
-    const val API_VERSION = "5.132"
+    const val API_VERSION = "5.189"
     const val LP_VERSION = 10
 
     const val VK_APP_ID = "2274003"
@@ -53,22 +53,4 @@ object VKConstants {
         VkVoiceMessage::class.java,
         VkWidget::class.java
     )
-
-    val separatedFromTextAttachments = listOf<Class<out VkAttachment>>(
-        VkPhoto::class.java,
-        VkVideo::class.java,
-        VkSticker::class.java,
-        VkStory::class.java,
-        VkWidget::class.java,
-        VkGroupCall::class.java,
-        VkGroupCall::class.java,
-        VkCurator::class.java,
-        VkEvent::class.java,
-        VkGift::class.java,
-        VkGraffiti::class.java,
-        VkPoll::class.java,
-        VkWall::class.java,
-        VkWallReply::class.java,
-        VkLink::class.java
-    )
 }

app/src/main/kotlin/com/meloda/fast/api/VKException.kt

@@ -1,20 +0,0 @@
-package com.meloda.fast.api
-
-import org.json.JSONObject
-import java.io.IOException
-
-open class VKException(
-    var url: String = "",
-    var code: Int = -1,
-    var description: String = "",
-    var error: String
-) : IOException(description) {
-
-    // TODO: 10-Oct-21 remove this
-    var json: JSONObject? = null
-
-    override fun toString(): String {
-        return "error: $error; description: $description;"
-    }
-
-}

app/src/main/kotlin/com/meloda/fast/api/VkUtils.kt

@@ -6,7 +6,9 @@ import android.graphics.drawable.Drawable
 import android.text.SpannableString
 import android.text.style.StyleSpan
 import androidx.core.content.ContextCompat
+import com.google.gson.Gson
 import com.meloda.fast.R
+import com.meloda.fast.api.base.ApiError
 import com.meloda.fast.api.model.VkConversation
 import com.meloda.fast.api.model.VkGroup
 import com.meloda.fast.api.model.VkMessage
@@ -14,7 +16,10 @@ import com.meloda.fast.api.model.VkUser
 import com.meloda.fast.api.model.attachments.*
 import com.meloda.fast.api.model.base.BaseVkMessage
 import com.meloda.fast.api.model.base.attachments.BaseVkAttachmentItem
+import com.meloda.fast.api.network.*
+import com.meloda.fast.extensions.orDots
 
+@Suppress("MemberVisibilityCanBePrivate")
 object VkUtils {
 
     fun <T> attachmentToString(
@@ -44,12 +49,12 @@ object VkUtils {
 
     fun getMessageUser(message: VkMessage, profiles: Map<Int, VkUser>): VkUser? {
         return (if (!message.isUser()) null
-        else profiles[message.fromId]).also { message.user.value = it }
+        else profiles[message.fromId]).also { message.user = it }
     }
 
     fun getMessageGroup(message: VkMessage, groups: Map<Int, VkGroup>): VkGroup? {
         return (if (!message.isGroup()) null
-        else groups[message.fromId]).also { message.group.value = it }
+        else groups[message.fromId]).also { message.group = it }
     }
 
     fun getMessageAvatar(
@@ -66,9 +71,19 @@ object VkUtils {
 
     fun getMessageTitle(
         message: VkMessage,
-        messageUser: VkUser?,
-        messageGroup: VkGroup?
+        defMessageUser: VkUser? = null,
+        defMessageGroup: VkGroup? = null,
+        profiles: Map<Int, VkUser>? = null,
+        groups: Map<Int, VkGroup>? = null
     ): String? {
+        val messageUser: VkUser? =
+            defMessageUser ?: if (profiles == null) null
+            else profiles[message.fromId]
+
+        val messageGroup: VkGroup? =
+            defMessageGroup ?: if (groups == null) null
+            else groups[message.fromId]
+
         return when {
             message.isUser() -> messageUser?.fullName
             message.isGroup() -> messageGroup?.name
@@ -78,12 +93,12 @@ object VkUtils {
 
     fun getConversationUser(conversation: VkConversation, profiles: Map<Int, VkUser>): VkUser? {
         return (if (!conversation.isUser()) null
-        else profiles[conversation.id]).also { conversation.user.value = it }
+        else profiles[conversation.id]).also { conversation.user.postValue(it) }
     }
 
     fun getConversationGroup(conversation: VkConversation, groups: Map<Int, VkGroup>): VkGroup? {
         return (if (!conversation.isGroup()) null
-        else groups[conversation.id]).also { conversation.group.value = it }
+        else groups[conversation.id]).also { conversation.group.postValue(it) }
     }
 
     fun getConversationAvatar(
@@ -92,7 +107,7 @@ object VkUtils {
         conversationGroup: VkGroup?
     ): String? {
         return when {
-            conversation.ownerId == VKConstants.FAST_GROUP_ID -> null
+            conversation.isAccount() -> null
             conversation.isUser() -> conversationUser?.photo200
             conversation.isGroup() -> conversationGroup?.photo200
             conversation.isChat() -> conversation.photo200
@@ -100,6 +115,53 @@ object VkUtils {
         }
     }
 
+    fun getConversationTitle(
+        context: Context,
+        conversation: VkConversation,
+        defConversationUser: VkUser? = null,
+        defConversationGroup: VkGroup? = null,
+        profiles: Map<Int, VkUser>? = null,
+        groups: Map<Int, VkGroup>? = null
+    ): String? {
+        val conversationUser: VkUser? =
+            defConversationUser ?: if (profiles == null) null
+            else getConversationUser(conversation, profiles)
+
+        val conversationGroup: VkGroup? =
+            defConversationGroup ?: if (groups == null) null
+            else getConversationGroup(conversation, groups)
+
+        return when {
+            conversation.isAccount() -> context.getString(R.string.favorites)
+            conversation.isChat() -> conversation.title
+            conversation.isUser() -> conversationUser?.fullName
+            conversation.isGroup() -> conversationGroup?.name
+            else -> null
+        }
+    }
+
+    fun getConversationUserGroup(
+        conversation: VkConversation,
+        profiles: Map<Int, VkUser>,
+        groups: Map<Int, VkGroup>
+    ): Pair<VkUser?, VkGroup?> {
+        val user: VkUser? = getConversationUser(conversation, profiles)
+        val group: VkGroup? = getConversationGroup(conversation, groups)
+
+        return user to group
+    }
+
+    fun getMessageUserGroup(
+        message: VkMessage,
+        profiles: Map<Int, VkUser>,
+        groups: Map<Int, VkGroup>
+    ): Pair<VkUser?, VkGroup?> {
+        val user: VkUser? = getMessageUser(message, profiles)
+        val group: VkGroup? = getMessageGroup(message, groups)
+
+        return user to group
+    }
+
     fun prepareMessageText(text: String, forConversations: Boolean? = null): String {
         return text.apply {
             if (forConversations == true) replace("\n", "")
@@ -231,6 +293,7 @@ object VkUtils {
         messageUser: VkUser? = null,
         messageGroup: VkGroup? = null
     ): SpannableString? {
+        @Suppress("REDUNDANT_ELSE_IN_WHEN")
         return when (message.getPreparedAction()) {
             VkMessage.Action.CHAT_CREATE -> {
                 val text = message.actionText ?: return null
@@ -245,12 +308,14 @@ object VkUtils {
                 val spanText =
                     context.getString(R.string.message_action_chat_created, prefix, text)
 
+                val startIndex = spanText.indexOf(text, startIndex = prefix.length)
+
                 SpannableString(spanText).also {
                     it.setSpan(StyleSpan(Typeface.BOLD), 0, prefix.length, 0)
                     it.setSpan(
                         StyleSpan(Typeface.BOLD),
-                        spanText.indexOf(text, startIndex = prefix.length),
-                        text.length, 0
+                        startIndex,
+                        startIndex + text.length, 0
                     )
                 }
             }
@@ -329,7 +394,7 @@ object VkUtils {
                 } else {
                     val prefix =
                         if (message.fromId == UserConfig.userId) youPrefix
-                        else messageUser?.toString() ?: messageGroup?.toString() ?: "..."
+                        else messageUser?.toString() ?: messageGroup?.toString().orDots()
 
                     val postfix =
                         if (memberId == UserConfig.userId) youPrefix.lowercase()
@@ -374,7 +439,7 @@ object VkUtils {
                     }
                 } else {
                     val prefix = if (message.fromId == UserConfig.userId) youPrefix
-                    else messageUser?.toString() ?: messageGroup?.toString() ?: "..."
+                    else messageUser?.toString() ?: messageGroup?.toString().orDots()
 
                     val postfix =
                         if (memberId == UserConfig.userId) youPrefix.lowercase()
@@ -410,6 +475,20 @@ object VkUtils {
                     it.setSpan(StyleSpan(Typeface.BOLD), 0, prefix.length, 0)
                 }
             }
+            VkMessage.Action.CHAT_INVITE_USER_BY_CALL -> {
+                val prefix = when {
+                    message.fromId == UserConfig.userId -> youPrefix
+                    message.isUser() -> messageUser?.toString()
+                    else -> return null
+                } ?: return null
+
+                val spanText =
+                    context.getString(R.string.message_action_chat_user_joined_by_call, prefix)
+
+                SpannableString(spanText).also {
+                    it.setSpan(StyleSpan(Typeface.BOLD), 0, prefix.length, 0)
+                }
+            }
             VkMessage.Action.CHAT_INVITE_USER_BY_CALL_LINK -> {
                 val prefix = when {
                     message.fromId == UserConfig.userId -> youPrefix
@@ -520,8 +599,8 @@ object VkUtils {
     }
 
     fun getAttachmentText(context: Context, message: VkMessage): String? {
-        message.geoType?.let {
-            return when (it) {
+        message.geo?.let {
+            return when (it.type) {
                 "point" -> context.getString(R.string.message_geo_point)
                 else -> context.getString(R.string.message_geo)
             }
@@ -551,14 +630,14 @@ object VkUtils {
     }
 
     fun getAttachmentConversationIcon(context: Context, message: VkMessage): Drawable? {
-        message.geoType?.let {
-            return ContextCompat.getDrawable(context, R.drawable.ic_map_marker)
-        }
-
-        if (message.attachments.isNullOrEmpty()) return null
-
         return message.attachments?.let { attachments ->
             if (attachments.size == 1 || isAttachmentsHaveOneType(attachments)) {
+                message.geo?.let {
+                    return ContextCompat.getDrawable(context, R.drawable.ic_map_marker)
+                }
+
+                if (attachments.isEmpty()) return null
+
                 getAttachmentTypeByClass(attachments[0])?.let {
                     getAttachmentIconByType(
                         context,
@@ -683,4 +762,37 @@ object VkUtils {
             else -> attachmentType.value
         }
     }
+
+    fun getApiError(gson: Gson, errorString: String?): ApiAnswer.Error {
+        try {
+            val defaultError = gson.fromJson(errorString, ApiError::class.java)
+
+            val error: ApiError =
+                when (defaultError.error) {
+                    VkErrorCodes.UserAuthorizationFailed.toString() -> {
+                        val authorizationError =
+                            gson.fromJson(errorString, AuthorizationError::class.java)
+
+                        authorizationError
+                    }
+                    VkErrors.NeedValidation -> {
+                        val validationError =
+                            gson.fromJson(errorString, ValidationRequiredError::class.java)
+
+                        validationError
+                    }
+                    VkErrors.NeedCaptcha -> {
+                        val captchaRequiredError =
+                            gson.fromJson(errorString, CaptchaRequiredError::class.java)
+
+                        captchaRequiredError
+                    }
+                    else -> defaultError
+                }
+
+            return ApiAnswer.Error(error)
+        } catch (e: Exception) {
+            return ApiAnswer.Error(ApiError(throwable = e))
+        }
+    }
 }

app/src/main/kotlin/com/meloda/fast/api/base/ApiError.kt

@@ -1,11 +1,18 @@
 package com.meloda.fast.api.base
 
+import com.google.gson.Gson
 import com.google.gson.annotations.SerializedName
-import com.meloda.fast.api.VKException
+import okio.IOException
 
-data class ApiError(
-    @SerializedName("error_code")
-    val errorCode: Int,
-    @SerializedName("error_msg")
-    override var message: String
-) : VKException(error = message, code = errorCode)
+open class ApiError(
+    @SerializedName("error", alternate = ["error_code"])
+    val error: String? = null,
+    @SerializedName("error_msg", alternate = ["error_description"])
+    open val errorMessage: String? = null,
+    val throwable: Throwable? = null
+) : IOException() {
+
+    override fun toString(): String {
+        return Gson().toJson(this)
+    }
+}

app/src/main/kotlin/com/meloda/fast/api/longpoll/LongPollEvent.kt

@@ -1,4 +1,4 @@
-package com.meloda.fast.api
+package com.meloda.fast.api.longpoll
 
 import com.meloda.fast.api.model.VkGroup
 import com.meloda.fast.api.model.VkMessage

app/src/main/kotlin/com/meloda/fast/api/longpoll/LongPollUpdatesParser.kt

@@ -1,31 +1,27 @@
-package com.meloda.fast.api
+package com.meloda.fast.api.longpoll
 
 import android.util.Log
 import com.google.gson.JsonArray
+import com.meloda.fast.api.ApiEvent
+import com.meloda.fast.api.VKConstants
 import com.meloda.fast.api.model.VkGroup
 import com.meloda.fast.api.model.VkUser
-import com.meloda.fast.api.network.Answer
-import com.meloda.fast.api.network.messages.MessagesDataSource
+import com.meloda.fast.api.network.ApiAnswer
 import com.meloda.fast.api.network.messages.MessagesGetByIdRequest
 import com.meloda.fast.base.viewmodel.VkEventCallback
+import com.meloda.fast.data.messages.MessagesRepository
 import kotlinx.coroutines.*
 import kotlin.coroutines.CoroutineContext
 import kotlin.coroutines.resume
 import kotlin.coroutines.suspendCoroutine
 
-@Suppress("UNCHECKED_CAST")
-class LongPollUpdatesParser(
-    private val messagesDataSource: MessagesDataSource
-) : CoroutineScope {
-
-    companion object {
-        private const val TAG = "LongPollUpdatesParser"
-    }
+@Suppress("UNCHECKED_CAST", "MemberVisibilityCanBePrivate")
+class LongPollUpdatesParser(private val messagesRepository: MessagesRepository) : CoroutineScope {
 
     private val job = SupervisorJob()
 
     private val exceptionHandler = CoroutineExceptionHandler { _, throwable ->
-        Log.d(TAG, "error: $throwable")
+        Log.d("LongPollUpdatesParser", "error: $throwable")
         throwable.printStackTrace()
     }
 
@@ -36,51 +32,51 @@ class LongPollUpdatesParser(
         mutableMapOf()
 
     fun parseNextUpdate(event: JsonArray) {
-        val eventType: ApiEvent? =
-            try {
-                ApiEvent.parse(event[0].asInt)
-            } catch (e: Exception) {
-                null
-            }
+        val eventId = event[0].asInt
+        val eventType: ApiEvent? = ApiEvent.parse(eventId)
 
-        if (eventType != null) {
-            println("$TAG: $eventType: $event")
-        } else {
-            println("$TAG: unknown event: $event")
+        if (eventType == null) {
+            Log.d("LongPollUpdatesParser", "parseNextUpdate: unknownEvent: $event")
+            return
         }
 
         when (eventType) {
-            ApiEvent.MESSAGE_SET_FLAGS -> parseMessageSetFlags(eventType, event)
-            ApiEvent.MESSAGE_CLEAR_FLAGS -> parseMessageClearFlags(eventType, event)
-            ApiEvent.MESSAGE_NEW -> parseMessageNew(eventType, event)
-            ApiEvent.MESSAGE_EDIT -> parseMessageEdit(eventType, event)
-            ApiEvent.MESSAGE_READ_INCOMING -> parseMessageReadIncoming(eventType, event)
-            ApiEvent.MESSAGE_READ_OUTGOING -> parseMessageReadOutgoing(eventType, event)
-            ApiEvent.FRIEND_ONLINE -> parseFriendOnline(eventType, event)
-            ApiEvent.FRIEND_OFFLINE -> parseFriendOffline(eventType, event)
-            ApiEvent.MESSAGES_DELETED -> parseMessagesDeleted(eventType, event)
-//            ApiEvent.PIN_UNPIN_CONVERSATION -> TODO()
-//            ApiEvent.TYPING -> TODO()
-//            ApiEvent.VOICE_RECORDING -> TODO()
-//            ApiEvent.PHOTO_UPLOADING -> TODO()
-//            ApiEvent.VIDEO_UPLOADING -> TODO()
-//            ApiEvent.FILE_UPLOADING -> TODO()
-//            ApiEvent.UNREAD_COUNT_UPDATE -> TODO()
+            ApiEvent.MessageSetFlags -> parseMessageSetFlags(eventType, event)
+            ApiEvent.MessageClearFlags -> parseMessageClearFlags(eventType, event)
+            ApiEvent.MessageNew -> parseMessageNew(eventType, event)
+            ApiEvent.MessageEdit -> parseMessageEdit(eventType, event)
+            ApiEvent.MessageReadIncoming -> parseMessageReadIncoming(eventType, event)
+            ApiEvent.MessageReadOutgoing -> parseMessageReadOutgoing(eventType, event)
+            ApiEvent.FriendOnline -> parseFriendOnline(eventType, event)
+            ApiEvent.FriendOffline -> parseFriendOffline(eventType, event)
+            ApiEvent.MessagesDeleted -> parseMessagesDeleted(eventType, event)
+            ApiEvent.PinUnpinConversation -> onNewEvent(eventType, event)
+            ApiEvent.PrivateTyping -> onNewEvent(eventType, event)
+            ApiEvent.ChatTyping -> onNewEvent(eventType, event)
+            ApiEvent.OneMoreTyping -> onNewEvent(eventType, event)
+            ApiEvent.VoiceRecording -> onNewEvent(eventType, event)
+            ApiEvent.PhotoUploading -> onNewEvent(eventType, event)
+            ApiEvent.VideoUploading -> onNewEvent(eventType, event)
+            ApiEvent.FileUploading -> onNewEvent(eventType, event)
+            ApiEvent.UnreadCountUpdate -> onNewEvent(eventType, event)
         }
 
     }
 
+    private fun onNewEvent(eventType: ApiEvent, event: JsonArray) {
+        Log.d("LongPollUpdatesParser", "newEvent: $eventType: $event")
+    }
+
     private fun parseMessageSetFlags(eventType: ApiEvent, event: JsonArray) {
-//        println("$TAG: $eventType: $event")
+        Log.d("LongPollUpdatesParser", "$eventType: $event")
     }
 
     private fun parseMessageClearFlags(eventType: ApiEvent, event: JsonArray) {
-//        println("$TAG: $eventType: $event")
+        Log.d("LongPollUpdatesParser", "$eventType: $event")
     }
 
     private fun parseMessageNew(eventType: ApiEvent, event: JsonArray) {
-//        println("$TAG: $eventType: $event")
-
+        Log.d("LongPollUpdatesParser", "$eventType: $event")
         val messageId = event[1].asInt
 
         launch {
@@ -90,7 +86,7 @@ class LongPollUpdatesParser(
                     messageId
                 )
 
-            listenersMap[ApiEvent.MESSAGE_NEW]?.let {
+            listenersMap[ApiEvent.MessageNew]?.let {
                 it.map { vkEventCallback ->
                     (vkEventCallback as VkEventCallback<LongPollEvent.VkMessageNewEvent>)
                         .onEvent(newMessageEvent)
@@ -100,8 +96,7 @@ class LongPollUpdatesParser(
     }
 
     private fun parseMessageEdit(eventType: ApiEvent, event: JsonArray) {
-//        println("$TAG: $eventType: $event")
-
+        Log.d("LongPollUpdatesParser", "$eventType: $event")
         val messageId = event[1].asInt
 
         launch {
@@ -111,7 +106,7 @@ class LongPollUpdatesParser(
                     messageId
                 )
 
-            listenersMap[ApiEvent.MESSAGE_EDIT]?.let {
+            listenersMap[ApiEvent.MessageEdit]?.let {
                 it.map { vkEventCallback ->
                     (vkEventCallback as VkEventCallback<LongPollEvent.VkMessageEditEvent>)
                         .onEvent(editedMessageEvent)
@@ -121,11 +116,12 @@ class LongPollUpdatesParser(
     }
 
     private fun parseMessageReadIncoming(eventType: ApiEvent, event: JsonArray) {
+        Log.d("LongPollUpdatesParser", "$eventType: $event")
         val peerId = event[1].asInt
         val messageId = event[2].asInt
 
         launch {
-            listenersMap[ApiEvent.MESSAGE_READ_INCOMING]?.let { listeners ->
+            listenersMap[ApiEvent.MessageReadIncoming]?.let { listeners ->
                 listeners.map { vkEventCallback ->
                     (vkEventCallback as VkEventCallback<LongPollEvent.VkMessageReadIncomingEvent>)
                         .onEvent(
@@ -140,11 +136,12 @@ class LongPollUpdatesParser(
     }
 
     private fun parseMessageReadOutgoing(eventType: ApiEvent, event: JsonArray) {
+        Log.d("LongPollUpdatesParser", "$eventType: $event")
         val peerId = event[1].asInt
         val messageId = event[2].asInt
 
         launch {
-            listenersMap[ApiEvent.MESSAGE_READ_OUTGOING]?.let { listeners ->
+            listenersMap[ApiEvent.MessageReadOutgoing]?.let { listeners ->
                 listeners.map { vkEventCallback ->
                     (vkEventCallback as VkEventCallback<LongPollEvent.VkMessageReadOutgoingEvent>)
                         .onEvent(
@@ -159,22 +156,22 @@ class LongPollUpdatesParser(
     }
 
     private fun parseFriendOnline(eventType: ApiEvent, event: JsonArray) {
-//        println("$TAG: $eventType: $event")
+        Log.d("LongPollUpdatesParser", "$eventType: $event")
     }
 
     private fun parseFriendOffline(eventType: ApiEvent, event: JsonArray) {
-//        println("$TAG: $eventType: $event")
+        Log.d("LongPollUpdatesParser", "$eventType: $event")
     }
 
     private fun parseMessagesDeleted(eventType: ApiEvent, event: JsonArray) {
-//        println("$TAG: $eventType: $event")
+        Log.d("LongPollUpdatesParser", "$eventType: $event")
     }
 
     private suspend fun <T : LongPollEvent> loadNormalMessage(eventType: ApiEvent, messageId: Int) =
         coroutineScope {
             suspendCoroutine<T> {
                 launch {
-                    val normalMessageResponse = messagesDataSource.getById(
+                    val normalMessageResponse = messagesRepository.getById(
                         MessagesGetByIdRequest(
                             messagesIds = listOf(messageId),
                             extended = true,
@@ -182,17 +179,19 @@ class LongPollUpdatesParser(
                         )
                     )
 
-                    if (normalMessageResponse !is Answer.Success) {
-                        (normalMessageResponse as Answer.Error).throwable.let { throw it }
+                    if (!normalMessageResponse.isSuccessful()) {
+                        normalMessageResponse.error.throwable?.run { throw this }
                     }
 
-                    val messagesResponse = normalMessageResponse.data.response ?: return@launch
+                    val messagesResponse =
+                        (normalMessageResponse as? ApiAnswer.Success)?.data?.response
+                            ?: return@launch
 
                     val messagesList = messagesResponse.items
                     if (messagesList.isEmpty()) return@launch
 
                     val normalMessage = messagesList[0].asVkMessage()
-                    messagesDataSource.store(listOf(normalMessage))
+                    messagesRepository.store(listOf(normalMessage))
 
                     val profiles = hashMapOf<Int, VkUser>()
                     messagesResponse.profiles?.forEach { baseUser ->
@@ -205,13 +204,13 @@ class LongPollUpdatesParser(
                     }
 
                     val resumeValue: LongPollEvent? = when (eventType) {
-                        ApiEvent.MESSAGE_NEW ->
+                        ApiEvent.MessageNew ->
                             LongPollEvent.VkMessageNewEvent(
                                 normalMessage,
                                 profiles,
                                 groups
                             )
-                        ApiEvent.MESSAGE_EDIT -> LongPollEvent.VkMessageEditEvent(normalMessage)
+                        ApiEvent.MessageEdit -> LongPollEvent.VkMessageEditEvent(normalMessage)
                         else -> null
                     }
 
@@ -221,7 +220,7 @@ class LongPollUpdatesParser(
         }
 
 
-    fun <T : Any> registerListener(eventType: ApiEvent, listener: VkEventCallback<T>) {
+    private fun <T : Any> registerListener(eventType: ApiEvent, listener: VkEventCallback<T>) {
         listenersMap.let { map ->
             map[eventType] = (map[eventType] ?: mutableListOf()).also {
                 it.add(listener)
@@ -230,7 +229,7 @@ class LongPollUpdatesParser(
     }
 
     fun onMessageIncomingRead(listener: VkEventCallback<LongPollEvent.VkMessageReadIncomingEvent>) {
-        registerListener(ApiEvent.MESSAGE_READ_INCOMING, listener)
+        registerListener(ApiEvent.MessageReadIncoming, listener)
     }
 
     fun onMessageIncomingRead(block: (LongPollEvent.VkMessageReadIncomingEvent) -> Unit) {
@@ -238,7 +237,7 @@ class LongPollUpdatesParser(
     }
 
     fun onMessageOutgoingRead(listener: VkEventCallback<LongPollEvent.VkMessageReadOutgoingEvent>) {
-        registerListener(ApiEvent.MESSAGE_READ_OUTGOING, listener)
+        registerListener(ApiEvent.MessageReadOutgoing, listener)
     }
 
     fun onMessageOutgoingRead(block: (LongPollEvent.VkMessageReadOutgoingEvent) -> Unit) {
@@ -246,7 +245,7 @@ class LongPollUpdatesParser(
     }
 
     fun onNewMessage(listener: VkEventCallback<LongPollEvent.VkMessageNewEvent>) {
-        registerListener(ApiEvent.MESSAGE_NEW, listener)
+        registerListener(ApiEvent.MessageNew, listener)
     }
 
     fun onNewMessage(block: (LongPollEvent.VkMessageNewEvent) -> Unit) {
@@ -254,7 +253,7 @@ class LongPollUpdatesParser(
     }
 
     fun onMessageEdited(listener: VkEventCallback<LongPollEvent.VkMessageEditEvent>) {
-        registerListener(ApiEvent.MESSAGE_EDIT, listener)
+        registerListener(ApiEvent.MessageEdit, listener)
     }
 
     fun onMessageEdited(block: (LongPollEvent.VkMessageEditEvent) -> Unit) {
@@ -266,9 +265,7 @@ class LongPollUpdatesParser(
     }
 }
 
-internal inline fun <R : Any> assembleEventCallback(
-    crossinline block: (R) -> Unit
-): VkEventCallback<R> {
+internal inline fun <R : Any> assembleEventCallback(crossinline block: (R) -> Unit): VkEventCallback<R> {
     return object : VkEventCallback<R> {
         override fun onEvent(event: R) = block.invoke(event)
     }

app/src/main/kotlin/com/meloda/fast/api/model/VkConversation.kt

@@ -5,6 +5,7 @@ import androidx.room.Embedded
 import androidx.room.Entity
 import androidx.room.Ignore
 import androidx.room.PrimaryKey
+import com.meloda.fast.api.UserConfig
 import com.meloda.fast.model.SelectableItem
 import kotlinx.parcelize.IgnoredOnParcel
 import kotlinx.parcelize.Parcelize
@@ -25,10 +26,11 @@ data class VkConversation(
     var outRead: Int,
     var isMarkedUnread: Boolean,
     var lastMessageId: Int,
-    var unreadCount: Int?,
+    var unreadCount: Int,
     var membersCount: Int?,
-    var isPinned: Boolean,
     var canChangePin: Boolean,
+    var majorId: Int,
+    var minorId: Int,
 
     @Embedded(prefix = "pinnedMessage_")
     var pinnedMessage: VkMessage? = null,
@@ -49,9 +51,13 @@ data class VkConversation(
     fun isUser() = type == "user"
     fun isGroup() = type == "group"
 
-    fun isInUnread() = inRead < lastMessageId
-    fun isOutUnread() = outRead < lastMessageId
+    fun isInUnread() = inRead - lastMessageId < 0
+    fun isOutUnread() = outRead - lastMessageId < 0
 
     fun isUnread() = isInUnread() || isOutUnread()
 
+    fun isAccount() = id == UserConfig.userId
+
+    fun isPinned() = majorId > 0
+
 }

app/src/main/kotlin/com/meloda/fast/api/model/VkMessage.kt

@@ -1,12 +1,12 @@
 package com.meloda.fast.api.model
 
-import androidx.lifecycle.MutableLiveData
 import androidx.room.Entity
 import androidx.room.Ignore
 import androidx.room.PrimaryKey
 import com.meloda.fast.api.UserConfig
 import com.meloda.fast.api.VKConstants
 import com.meloda.fast.api.model.attachments.VkAttachment
+import com.meloda.fast.api.model.base.BaseVkMessage
 import com.meloda.fast.model.SelectableItem
 import com.meloda.fast.util.TimeUtils
 import kotlinx.parcelize.IgnoredOnParcel
@@ -14,7 +14,7 @@ import kotlinx.parcelize.Parcelize
 
 @Entity(tableName = "messages")
 @Parcelize
-data class VkMessage(
+data class VkMessage constructor(
     @PrimaryKey(autoGenerate = false)
     var id: Int,
     var text: String? = null,
@@ -28,21 +28,29 @@ data class VkMessage(
     val actionText: String? = null,
     val actionConversationMessageId: Int? = null,
     val actionMessage: String? = null,
-    val geoType: String? = null,
+
+    var updateTime: Int? = null,
+
     var important: Boolean = false,
 
     var forwards: List<VkMessage>? = null,
     var attachments: List<VkAttachment>? = null,
-    var replyMessage: VkMessage? = null
+    var replyMessage: VkMessage? = null,
+
+    val geo: BaseVkMessage.Geo? = null,
 ) : SelectableItem(id) {
 
     @Ignore
     @IgnoredOnParcel
-    val user = MutableLiveData<VkUser?>()
+    var user: VkUser? = null
 
     @Ignore
     @IgnoredOnParcel
-    val group = MutableLiveData<VkGroup?>()
+    var group: VkGroup? = null
+
+    @Ignore
+    @IgnoredOnParcel
+    var state: State = State.Sent
 
     fun isPeerChat() = peerId > 2_000_000_000
 
@@ -51,8 +59,11 @@ data class VkMessage(
     fun isGroup() = fromId < 0
 
     fun isRead(conversation: VkConversation) =
-        if (isOut) conversation.outRead - id >= 0
-        else conversation.inRead - id >= 0
+        if (isOut) {
+            conversation.outRead - id >= 0
+        } else {
+            conversation.inRead - id >= 0
+        }
 
     fun getPreparedAction(): Action? {
         if (action == null) return null
@@ -61,10 +72,27 @@ data class VkMessage(
 
     fun canEdit() =
         fromId == UserConfig.userId &&
-                (attachments == null || !VKConstants.restrictedToEditAttachments.contains(
-                    attachments!![0].javaClass
-                )) &&
-                (System.currentTimeMillis() / 1000 - date.toLong() < TimeUtils.ONE_DAY_IN_SECONDS)
+                (attachments == null ||
+                        !VKConstants.restrictedToEditAttachments.contains(
+                            requireNotNull(attachments).first().javaClass
+                        )) &&
+                (System.currentTimeMillis() / 1000 - date.toLong() < TimeUtils.OneDayInSeconds)
+
+    fun hasAttachments(): Boolean = !attachments.isNullOrEmpty()
+
+    fun hasReply(): Boolean = replyMessage != null
+
+    fun hasForwards(): Boolean = !forwards.isNullOrEmpty()
+
+    fun hasGeo(): Boolean = geo != null
+
+    fun isUpdated(): Boolean = updateTime != null && requireNotNull(updateTime) > 0
+
+    fun isSending(): Boolean = state == State.Sending
+
+    fun isError(): Boolean = state == State.Error
+
+    fun isSent(): Boolean = state == State.Sent
 
     enum class Action(val value: String) {
         CHAT_CREATE("chat_create"),
@@ -78,14 +106,17 @@ data class VkMessage(
         CHAT_KICK_USER("chat_kick_user"),
         CHAT_SCREENSHOT("chat_screenshot"),
 
-        // TODO: 9/11/2021 catch this shit
         CHAT_INVITE_USER_BY_CALL("chat_invite_user_by_call"),
         CHAT_INVITE_USER_BY_CALL_LINK("chat_invite_user_by_call_join_link"),
         CHAT_STYLE_UPDATE("conversation_style_update");
 
         companion object {
-            fun parse(value: String) = values().first { it.value == value }
+            fun parse(value: String?): Action? = values().firstOrNull { it.value == value }
         }
     }
 
+    enum class State {
+        Sending, Sent, Error
+    }
+
 }

app/src/main/kotlin/com/meloda/fast/api/model/attachments/VkAttachment.kt

@@ -1,10 +1,15 @@
 package com.meloda.fast.api.model.attachments
 
 import android.os.Parcelable
+import com.meloda.fast.model.DataItem
+import kotlinx.parcelize.IgnoredOnParcel
 import kotlinx.parcelize.Parcelize
 
 @Parcelize
-open class VkAttachment : Parcelable {
+open class VkAttachment : DataItem<Int>(), Parcelable {
+
+    @IgnoredOnParcel
+    override val dataItemId: Int = -1
 
     open fun asString(withAccessKey: Boolean = true) = ""
 

app/src/main/kotlin/com/meloda/fast/api/model/attachments/VkFile.kt

@@ -1,6 +1,7 @@
 package com.meloda.fast.api.model.attachments
 
 import com.meloda.fast.api.VkUtils
+import com.meloda.fast.api.model.base.attachments.BaseVkFile
 import kotlinx.parcelize.IgnoredOnParcel
 import kotlinx.parcelize.Parcelize
 
@@ -12,7 +13,8 @@ data class VkFile(
     val ext: String,
     val size: Int,
     val url: String,
-    val accessKey: String?
+    val accessKey: String?,
+    val preview: BaseVkFile.Preview?
 ) : VkAttachment() {
 
     @IgnoredOnParcel

app/src/main/kotlin/com/meloda/fast/api/model/attachments/VkVideo.kt

@@ -12,7 +12,8 @@ data class VkVideo(
     val ownerId: Int,
     val images: List<VideoImage>,
     val firstFrames: List<BaseVkVideo.FirstFrame>?,
-    val accessKey: String?
+    val accessKey: String?,
+    val title: String
 ) : VkAttachment() {
 
     @IgnoredOnParcel

app/src/main/kotlin/com/meloda/fast/api/model/attachments/VkWall.kt

@@ -12,12 +12,12 @@ data class VkWall(
     val date: Int,
     val text: String,
     val attachments: List<BaseVkAttachmentItem>?,
-    val comments: Int,
-    val likes: Int,
-    val reposts: Int,
-    val views: Int,
+    val comments: Int?,
+    val likes: Int?,
+    val reposts: Int?,
+    val views: Int?,
     val isFavorite: Boolean,
-    val accessKey: String
+    val accessKey: String?
 ) : VkAttachment() {
 
     @IgnoredOnParcel

app/src/main/kotlin/com/meloda/fast/api/model/base/BaseVkConversation.kt

@@ -37,10 +37,11 @@ data class BaseVkConversation(
         outRead = out_read,
         isMarkedUnread = is_marked_unread,
         lastMessageId = last_message_id,
-        unreadCount = unread_count,
+        unreadCount = unread_count ?: 0,
         membersCount = chat_settings?.members_count,
         ownerId = chat_settings?.owner_id,
-        isPinned = sort_id.major_id > 0,
+        majorId = sort_id.major_id,
+        minorId = sort_id.minor_id,
         canChangePin = chat_settings?.acl?.can_change_pin == true
     ).apply {
         this.lastMessage = lastMessage

app/src/main/kotlin/com/meloda/fast/api/model/base/BaseVkMessage.kt

@@ -24,7 +24,8 @@ data class BaseVkMessage(
     val geo: Geo?,
     val action: Action?,
     val ttl: Int,
-    val reply_message: BaseVkMessage?
+    val reply_message: BaseVkMessage?,
+    val update_time: Int?
 ) : Parcelable {
 
     fun asVkMessage() = VkMessage(
@@ -40,8 +41,9 @@ data class BaseVkMessage(
         actionText = action?.text,
         actionConversationMessageId = action?.conversation_message_id,
         actionMessage = action?.message,
-        geoType = geo?.type,
-        important = important
+        geo = geo,
+        important = important,
+        updateTime = update_time
     ).also {
         it.attachments = VkUtils.parseAttachments(attachments)
         it.forwards = VkUtils.parseForwards(fwd_messages)
@@ -55,7 +57,6 @@ data class BaseVkMessage(
         val place: Place
     ) : Parcelable {
 
-
         @Parcelize
         data class Coordinates(val latitude: Float, val longitude: Float) : Parcelable
 

app/src/main/kotlin/com/meloda/fast/api/model/base/attachments/BaseVkFile.kt

@@ -27,7 +27,8 @@ data class BaseVkFile(
         ext = ext,
         url = url,
         size = size,
-        accessKey = access_key
+        accessKey = access_key,
+        preview = preview
     )
 
     @Parcelize

app/src/main/kotlin/com/meloda/fast/api/model/base/attachments/BaseVkVideo.kt

@@ -43,7 +43,8 @@ data class BaseVkVideo(
         ownerId = owner_id,
         images = image.map { it.asVideoImage() },
         firstFrames = first_frame,
-        accessKey = access_key
+        accessKey = access_key,
+        title = title
     )
 
     @Parcelize

app/src/main/kotlin/com/meloda/fast/api/model/base/attachments/BaseVkWall.kt

@@ -12,14 +12,14 @@ data class BaseVkWall(
     val date: Int,
     val text: String,
     val attachments: List<BaseVkAttachmentItem>?,
-    val post_source: PostSource,
-    val comments: Comments,
-    val likes: Likes,
-    val reposts: Reposts,
-    val views: Views,
+    val post_source: PostSource?,
+    val comments: Comments?,
+    val likes: Likes?,
+    val reposts: Reposts?,
+    val views: Views?,
     val is_favorite: Boolean,
-    val donut: Donut,
-    val access_key: String,
+    val donut: Donut?,
+    val access_key: String?,
     val short_text_rate: Double
 ) : Parcelable {
 
@@ -30,10 +30,10 @@ data class BaseVkWall(
         date = date,
         text = text,
         attachments = attachments,
-        comments = comments.count,
-        likes = likes.count,
-        reposts = reposts.count,
-        views = views.count,
+        comments = comments?.count,
+        likes = likes?.count,
+        reposts = reposts?.count,
+        views = views?.count,
         isFavorite = is_favorite,
         accessKey = access_key
     )

app/src/main/kotlin/com/meloda/fast/api/network/ApiErrors.kt

@@ -0,0 +1,78 @@
+package com.meloda.fast.api.network
+
+import com.google.gson.annotations.SerializedName
+import com.meloda.fast.api.base.ApiError
+
+@Suppress("unused")
+object VkErrorCodes {
+    const val UnknownError = 1
+    const val AppDisabled = 2
+    const val UnknownMethod = 3
+    const val InvalidSignature = 4
+    const val UserAuthorizationFailed = 5
+    const val TooManyRequests = 6
+    const val NoRights = 7
+    const val BadRequest = 8
+    const val TooManySimilarActions = 9
+    const val InternalServerError = 10
+    const val InTestMode = 11
+    const val ExecuteCodeCompileError = 12
+    const val ExecuteCodeRuntimeError = 13
+    const val CaptchaNeeded = 14
+    const val AccessDenied = 15
+    const val RequiresRequestsOverHttps = 16
+    const val ValidationRequired = 17
+    const val UserBannedOrDeleted = 18
+    const val ActionProhibited = 20
+    const val ActionAllowedOnlyForStandalone = 21
+    const val MethodOff = 23
+    const val ConfirmationRequired = 24
+    const val ParameterIsNotSpecified = 100
+    const val IncorrectAppId = 101
+    const val OutOfLimits = 103
+    const val IncorrectUserId = 113
+    const val IncorrectTimestamp = 150
+    const val AccessToAlbumDenied = 200
+    const val AccessToAudioDenied = 201
+    const val AccessToGroupDenied = 203
+    const val AlbumIsFull = 300
+    const val ActionDenied = 500
+    const val PermissionDenied = 600
+    const val CannotSendMessageBlackList = 900
+    const val CannotSendMessageGroup = 901
+    const val InvalidDocId = 1150
+    const val InvalidDocTitle = 1152
+    const val AccessToDocDenied = 1153
+}
+
+@Suppress("unused")
+object VkErrors {
+    const val Unknown = "unknown_error"
+
+    const val NeedValidation = "need_validation"
+    const val NeedCaptcha = "need_captcha"
+    const val InvalidRequest = "invalid_request"
+
+}
+
+class AuthorizationError : ApiError()
+
+data class ValidationRequiredError(
+    @SerializedName("validation_type")
+    val validationType: String,
+    @SerializedName("validation_sid")
+    val validationSid: String,
+    @SerializedName("phone_mask")
+    val phoneMask: String,
+    @SerializedName("redirect_uri")
+    val redirectUri: String,
+    @SerializedName("validation_resend")
+    val validationResend: String
+) : ApiError()
+
+data class CaptchaRequiredError(
+    @SerializedName("captcha_sid")
+    val captchaSid: String,
+    @SerializedName("captcha_img")
+    val captchaImg: String
+) : ApiError()

app/src/main/kotlin/com/meloda/fast/api/network/AuthInterceptor.kt

@@ -11,16 +11,20 @@ class AuthInterceptor : Interceptor {
 
     override fun intercept(chain: Interceptor.Chain): Response {
         val builder = chain.request().url.newBuilder()
-            .addQueryParameter("v", URLEncoder.encode(VKConstants.API_VERSION, "utf-8"))
 
+        val url = builder.build().toUrl().toString()
 
-        if (!builder.build().toUrl().toString().contains(AccountUrls.SetOnline))
+        if (!url.contains("upload.php")) {
+            builder.addQueryParameter("v", URLEncoder.encode(VKConstants.API_VERSION, "utf-8"))
+        }
+
+        if (!url.contains(AccountUrls.SetOnline) && !url.contains("upload.php")) {
             UserConfig.accessToken.let {
                 if (it.isNotBlank())
                     builder.addQueryParameter("access_token", URLEncoder.encode(it, "utf-8"))
             }
+        }
 
-        // TODO: 9/29/2021 crash on timeout
         return chain.proceed(chain.request().newBuilder().apply { url(builder.build()) }.build())
 
     }

app/src/main/kotlin/com/meloda/fast/api/network/ErrorCodes.kt

@@ -1,51 +0,0 @@
-package com.meloda.fast.api.network
-
-object VkErrorCodes {
-    const val UNKNOWN_ERROR = 1
-    const val APP_DISABLED = 2
-    const val UNKNOWN_METHOD = 3
-    const val INVALID_SIGNATURE = 4
-    const val USER_AUTHORIZATION_FAILED = 5
-    const val TOO_MANY_REQUESTS = 6
-    const val NO_RIGHTS = 7
-    const val BAD_REQUEST = 8
-    const val TOO_MANY_SIMILAR_ACTIONS = 9
-    const val INTERNAL_SERVER_ERROR = 10
-    const val IN_TEST_MODE = 11
-    const val EXECUTE_CODE_COMPILE_ERROR = 12
-    const val EXECUTE_CODE_RUNTIME_ERROR = 13
-    const val CAPTCHA_NEEDED = 14
-    const val ACCESS_DENIED = 15
-    const val REQUIRES_REQUESTS_OVER_HTTPS = 16
-    const val VALIDATION_REQUIRED = 17
-    const val USER_BANNED_OR_DELETED = 18
-    const val ACTION_PROHIBITED = 20
-    const val ACTION_ALLOWED_ONLY_FOR_STANDALONE = 21
-    const val METHOD_OFF = 23
-    const val CONFIRMATION_REQUIRED = 24
-    const val PARAMETER_IS_NOT_SPECIFIED = 100
-    const val INCORRECT_APP_ID = 101
-    const val OUT_OF_LIMITS = 103
-    const val INCORRECT_USER_ID = 113
-    const val INCORRECT_TIMESTAMP = 150
-    const val ACCESS_TO_ALBUM_DENIED = 200
-    const val ACCESS_TO_AUDIO_DENIED = 201
-    const val ACCESS_TO_GROUP_DENIED = 203
-    const val ALBUM_IS_FULL = 300
-    const val ACTION_DENIED = 500
-    const val PERMISSION_DENIED = 600
-    const val CANNOT_SEND_MESSAGE_BLACK_LIST = 900
-    const val CANNOT_SEND_MESSAGE_GROUP = 901
-    const val INVALID_DOC_ID = 1150
-    const val INVALID_DOC_TITLE = 1152
-    const val ACCESS_TO_DOC_DENIED = 1153
-}
-
-object VkErrors {
-    const val UNKNOWN = "unknown_error"
-
-    const val NEED_VALIDATION = "need_validation"
-    const val NEED_CAPTCHA = "need_captcha"
-    const val INVALID_REQUEST = "invalid_request"
-
-}

app/src/main/kotlin/com/meloda/fast/api/network/ResultCallFactory.kt

@@ -1,15 +1,18 @@
+@file:Suppress("UNCHECKED_CAST")
+
 package com.meloda.fast.api.network
 
-import com.meloda.fast.api.VKException
+import com.google.gson.Gson
+import com.meloda.fast.api.VkUtils
 import com.meloda.fast.api.base.ApiError
 import com.meloda.fast.api.base.ApiResponse
 import okhttp3.Request
-import okio.IOException
 import okio.Timeout
-import org.json.JSONObject
 import retrofit2.*
 import java.lang.reflect.ParameterizedType
 import java.lang.reflect.Type
+import kotlin.contracts.ExperimentalContracts
+import kotlin.contracts.contract
 
 class ResultCallFactory : CallAdapter.Factory() {
     override fun get(
@@ -21,7 +24,7 @@ class ResultCallFactory : CallAdapter.Factory() {
         if (rawReturnType == Call::class.java) {
             if (returnType is ParameterizedType) {
                 val callInnerType: Type = getParameterUpperBound(0, returnType)
-                if (getRawType(callInnerType) == Answer::class.java) {
+                if (getRawType(callInnerType) == ApiAnswer::class.java) {
                     if (callInnerType is ParameterizedType) {
                         val resultInnerType = getParameterUpperBound(0, callInnerType)
                         return ResultCallAdapter<Any?>(resultInnerType)
@@ -55,16 +58,16 @@ internal abstract class CallDelegate<In, Out>(protected val proxy: Call<In>) : C
     abstract fun cloneImpl(): Call<Out>
 }
 
-private class ResultCallAdapter<R>(private val type: Type) : CallAdapter<R, Call<Answer<R>>> {
+private class ResultCallAdapter<R>(private val type: Type) : CallAdapter<R, Call<ApiAnswer<R>>> {
 
     override fun responseType() = type
 
-    override fun adapt(call: Call<R>): Call<Answer<R>> = ResultCall(call)
+    override fun adapt(call: Call<R>): Call<ApiAnswer<R>> = ResultCall(call)
 }
 
-internal class ResultCall<T>(proxy: Call<T>) : CallDelegate<T, Answer<T>>(proxy) {
+internal class ResultCall<T>(proxy: Call<T>) : CallDelegate<T, ApiAnswer<T>>(proxy) {
 
-    override fun enqueueImpl(callback: Callback<Answer<T>>) {
+    override fun enqueueImpl(callback: Callback<ApiAnswer<T>>) {
         proxy.enqueue(ResultCallback(this, callback))
     }
 
@@ -74,25 +77,34 @@ internal class ResultCall<T>(proxy: Call<T>) : CallDelegate<T, Answer<T>>(proxy)
 
     private class ResultCallback<T>(
         private val proxy: ResultCall<T>,
-        private val callback: Callback<Answer<T>>
+        private val callback: Callback<ApiAnswer<T>>
     ) : Callback<T> {
 
-        override fun onResponse(call: Call<T>, response: Response<T>) {
-            var isVkException = true
+        val gson = Gson()
 
-            val result: Answer<T> =
+        override fun onResponse(call: Call<T>, response: Response<T>) {
+            val result: ApiAnswer<T> =
                 if (response.isSuccessful) {
                     val baseBody = response.body()
-                    if (baseBody !is ApiResponse<*>) Answer.Success(baseBody as T)
-                    else {
-                        val body = baseBody as ApiResponse<*>
-                        if (body.error != null) {
-                            Answer.Error(body.error)
-                        } else Answer.Success(body as T)
+                    if (baseBody !is ApiResponse<*>) {
+                        ApiAnswer.Success(baseBody as T)
+                    } else {
+                        val body = baseBody as? ApiResponse<*>
+                        if (body?.error != null) {
+                            VkUtils.getApiError(gson, gson.toJson(body.error))
+                        } else {
+                            ApiAnswer.Success(body as T)
+                        }
                     }
-                } else Answer.Error(IOException(response.errorBody()?.string() ?: ""))
+                } else {
+                    val errorBodyString = response.errorBody()?.string()
 
-            if (result is Answer.Error && isVkException) if (checkErrors(call, result)) return
+                    VkUtils.getApiError(gson, errorBodyString)
+                }
+
+            if (checkErrors(call, result)) {
+                return
+            }
 
             callback.onResponse(proxy, Response.success(result))
         }
@@ -100,30 +112,21 @@ internal class ResultCall<T>(proxy: Call<T>) : CallDelegate<T, Answer<T>>(proxy)
         override fun onFailure(call: Call<T>, error: Throwable) {
             callback.onResponse(
                 proxy,
-                Response.success(Answer.Error(throwable = error))
+                Response.success(ApiAnswer.Error(ApiError(throwable = error)))
             )
         }
 
-        private fun checkErrors(call: Call<T>, result: Answer.Error): Boolean {
-            if (result.throwable is ApiError) {
-                onFailure(call, result.throwable)
-                return true
+        private fun checkErrors(call: Call<T>, result: ApiAnswer<*>): Boolean {
+            if (!result.isSuccessful()) {
+                result.error.throwable?.run {
+                    onFailure(call, this)
+                    return true
+                }
+            } else {
+                return false
             }
 
-            val json = JSONObject(result.throwable.message ?: "{}")
-
-            return if (json.has("error")) {
-                val error = json.optString("error", "")
-                val description = json.optString("error_description", "")
-
-                val exception = VKException(
-                    error = error,
-                    description = description,
-                ).also { it.json = json }
-
-                onFailure(call, exception)
-                true
-            } else false
+            return false
         }
     }
 
@@ -132,9 +135,16 @@ internal class ResultCall<T>(proxy: Call<T>) : CallDelegate<T, Answer<T>>(proxy)
     }
 }
 
-sealed class Answer<out R> {
+sealed class ApiAnswer<out R> {
 
-    data class Success<out T>(val data: T) : Answer<T>()
-    data class Error(val throwable: Throwable) : Answer<Nothing>()
+    data class Success<out T>(val data: T) : ApiAnswer<T>()
+    data class Error(val error: ApiError) : ApiAnswer<Nothing>()
 
+    @OptIn(ExperimentalContracts::class)
+    fun isSuccessful(): Boolean {
+        contract {
+            returns(false) implies (this@ApiAnswer is Error)
+        }
+        return this is Success
+    }
 }

app/src/main/kotlin/com/meloda/fast/api/network/account/AccountDataSource.kt

@@ -1,15 +0,0 @@
-package com.meloda.fast.api.network.account
-
-import javax.inject.Inject
-
-class AccountDataSource @Inject constructor(
-    private val repo: AccountRepo
-) {
-
-
-    suspend fun setOnline(params: AccountSetOnlineRequest) = repo.setOnline(params.map)
-
-    suspend fun setOffline(params: AccountSetOfflineRequest) = repo.setOffline(params.map)
-
-
-}

app/src/main/kotlin/com/meloda/fast/api/network/audio/AudiosRequests.kt

@@ -0,0 +1,2 @@
+package com.meloda.fast.api.network.audio
+

app/src/main/kotlin/com/meloda/fast/api/network/audio/AudiosResponses.kt

@@ -0,0 +1,20 @@
+package com.meloda.fast.api.network.audio
+
+import android.os.Parcelable
+import com.google.gson.annotations.SerializedName
+import kotlinx.parcelize.Parcelize
+
+@Parcelize
+data class AudiosGetUploadServerResponse(
+    @SerializedName("upload_url")
+    val uploadUrl: String
+) : Parcelable
+
+@Parcelize
+data class AudiosUploadResponse(
+    val redirect: String,
+    val server: Int,
+    val audio: String?,
+    val hash: String,
+    val error: String?
+) : Parcelable

app/src/main/kotlin/com/meloda/fast/api/network/audio/AudiosUrls.kt

@@ -0,0 +1,11 @@
+package com.meloda.fast.api.network.audio
+
+import com.meloda.fast.api.network.VkUrls
+
+object AudiosUrls {
+
+    const val GetUploadServer = "${VkUrls.API}/audio.getUploadServer"
+
+    const val Save = "${VkUrls.API}/audio.save"
+
+}

app/src/main/kotlin/com/meloda/fast/api/network/auth/AuthDataSource.kt

@@ -1,13 +0,0 @@
-package com.meloda.fast.api.network.auth
-
-import javax.inject.Inject
-
-class AuthDataSource @Inject constructor(
-    private val repo: AuthRepo
-) {
-
-    suspend fun auth(params: AuthDirectRequest) = repo.auth(params.map)
-
-    suspend fun sendSms(validationSid: String) = repo.sendSms(validationSid)
-
-}

app/src/main/kotlin/com/meloda/fast/api/network/auth/AuthRepo.kt

@@ -1,16 +0,0 @@
-package com.meloda.fast.api.network.auth
-
-import com.meloda.fast.api.network.Answer
-import retrofit2.http.GET
-import retrofit2.http.Query
-import retrofit2.http.QueryMap
-
-interface AuthRepo {
-
-    @GET(AuthUrls.DirectAuth)
-    suspend fun auth(@QueryMap param: Map<String, String?>): Answer<AuthDirectResponse>
-
-    @GET(AuthUrls.SendSms)
-    suspend fun sendSms(@Query("sid") validationSid: String): Answer<SendSmsResponse>
-
-}

app/src/main/kotlin/com/meloda/fast/api/network/conversations/ConversationsDataSource.kt

@@ -1,22 +0,0 @@
-package com.meloda.fast.api.network.conversations
-
-import com.meloda.fast.api.model.VkConversation
-import com.meloda.fast.database.dao.ConversationsDao
-import javax.inject.Inject
-
-class ConversationsDataSource @Inject constructor(
-    private val repo: ConversationsRepo,
-    private val dao: ConversationsDao
-) {
-
-    suspend fun get(params: ConversationsGetRequest) = repo.get(params.map)
-
-    suspend fun delete(params: ConversationsDeleteRequest) = repo.delete(params.map)
-
-    suspend fun pin(params: ConversationsPinRequest) = repo.pin(params.map)
-
-    suspend fun unpin(params: ConversationsUnpinRequest) = repo.unpin(params.map)
-
-    suspend fun store(conversations: List<VkConversation>) = dao.insert(conversations)
-
-}

app/src/main/kotlin/com/meloda/fast/api/network/conversations/ConversationsRepo.kt

@@ -1,31 +0,0 @@
-package com.meloda.fast.api.network.conversations
-
-import com.meloda.fast.api.base.ApiResponse
-import com.meloda.fast.api.network.Answer
-import retrofit2.http.FieldMap
-import retrofit2.http.FormUrlEncoded
-import retrofit2.http.POST
-
-interface ConversationsRepo {
-
-    @FormUrlEncoded
-    @POST(ConversationsUrls.Get)
-    suspend fun get(@FieldMap params: Map<String, String>): Answer<ApiResponse<ConversationsGetResponse>>
-
-    @FormUrlEncoded
-    @POST(ConversationsUrls.Delete)
-    suspend fun delete(@FieldMap params: Map<String, String>): Answer<ApiResponse<Any>>
-
-    @FormUrlEncoded
-    @POST(ConversationsUrls.Pin)
-    suspend fun pin(@FieldMap params: Map<String, String>): Answer<ApiResponse<Any>>
-
-    @FormUrlEncoded
-    @POST(ConversationsUrls.Unpin)
-    suspend fun unpin(@FieldMap params: Map<String, String>): Answer<ApiResponse<Any>>
-
-    @FormUrlEncoded
-    @POST(ConversationsUrls.ReorderPinned)
-    suspend fun reorderPinned(@FieldMap params: Map<String, String>): Answer<ApiResponse<Any>>
-
-}

app/src/main/kotlin/com/meloda/fast/api/network/files/FileRequests.kt

@@ -0,0 +1,2 @@
+package com.meloda.fast.api.network.files
+

app/src/main/kotlin/com/meloda/fast/api/network/files/FilesResponses.kt

@@ -0,0 +1,25 @@
+package com.meloda.fast.api.network.files
+
+import android.os.Parcelable
+import com.google.gson.annotations.SerializedName
+import com.meloda.fast.api.model.base.attachments.BaseVkFile
+import com.meloda.fast.api.model.base.attachments.BaseVkVoiceMessage
+import kotlinx.parcelize.Parcelize
+
+@Parcelize
+data class FilesGetMessagesUploadServerResponse(
+    @SerializedName("upload_url")
+    val uploadUrl: String
+) : Parcelable
+
+@Parcelize
+data class FilesUploadFileResponse(val file: String?, val error: String?) : Parcelable
+
+@Parcelize
+data class FilesSaveFileResponse(
+    val type: String,
+    @SerializedName("doc")
+    val file: BaseVkFile?,
+    @SerializedName("audio_message")
+    val voiceMessage: BaseVkVoiceMessage?
+) : Parcelable

app/src/main/kotlin/com/meloda/fast/api/network/files/FilesUrls.kt

@@ -0,0 +1,11 @@
+package com.meloda.fast.api.network.files
+
+import com.meloda.fast.api.network.VkUrls
+
+object FilesUrls {
+
+    const val GetMessagesUploadServer = "${VkUrls.API}/docs.getMessagesUploadServer"
+
+    const val Save = "${VkUrls.API}/docs.save"
+
+}

app/src/main/kotlin/com/meloda/fast/api/network/longpoll/LongPollRequests.kt

@@ -9,7 +9,8 @@ data class LongPollGetUpdatesRequest(
     val key: String,
     val ts: Int,
     val wait: Int,
-    val mode: Int
+    val mode: Int,
+    val version: Int
 ) : Parcelable {
 
     val map
@@ -18,7 +19,8 @@ data class LongPollGetUpdatesRequest(
             "key" to key,
             "ts" to ts.toString(),
             "wait" to wait.toString(),
-            "mode" to mode.toString()
+            "mode" to mode.toString(),
+            "version" to version.toString()
         )
 
 }

app/src/main/kotlin/com/meloda/fast/api/network/messages/MessagesDataSource.kt

@@ -1,50 +0,0 @@
-package com.meloda.fast.api.network.messages
-
-import com.meloda.fast.api.model.VkMessage
-import com.meloda.fast.api.network.longpoll.LongPollGetUpdatesRequest
-import com.meloda.fast.api.network.longpoll.LongPollRepo
-import com.meloda.fast.database.dao.MessagesDao
-import javax.inject.Inject
-
-class MessagesDataSource @Inject constructor(
-    private val messagesRepo: MessagesRepo,
-    private val messagesDao: MessagesDao,
-    private val longPollRepo: LongPollRepo
-) {
-
-    suspend fun store(messages: List<VkMessage>) = messagesDao.insert(messages)
-
-    suspend fun getCached(peerId: Int) = messagesDao.getByPeerId(peerId)
-
-    suspend fun getHistory(params: MessagesGetHistoryRequest) =
-        messagesRepo.getHistory(params.map)
-
-    suspend fun send(params: MessagesSendRequest) =
-        messagesRepo.send(params.map)
-
-    suspend fun markAsImportant(params: MessagesMarkAsImportantRequest) =
-        messagesRepo.markAsImportant(params.map)
-
-    suspend fun getLongPollServer(params: MessagesGetLongPollServerRequest) =
-        messagesRepo.getLongPollServer(params.map)
-
-    suspend fun pin(params: MessagesPinMessageRequest) =
-        messagesRepo.pin(params.map)
-
-    suspend fun unpin(params: MessagesUnPinMessageRequest) =
-        messagesRepo.unpin(params.map)
-
-    suspend fun delete(params: MessagesDeleteRequest) =
-        messagesRepo.delete(params.map)
-
-    suspend fun edit(params: MessagesEditRequest) =
-        messagesRepo.edit(params.map)
-
-    suspend fun getLongPollUpdates(
-        serverUrl: String,
-        params: LongPollGetUpdatesRequest
-    ) = longPollRepo.getResponse(serverUrl, params.map)
-
-    suspend fun getById(params: MessagesGetByIdRequest) =
-        messagesRepo.getById(params.map)
-}

app/src/main/kotlin/com/meloda/fast/api/network/messages/MessagesRequest.kt

@@ -41,7 +41,8 @@ data class MessagesSendRequest(
     val stickerId: Int? = null,
     val disableMentions: Boolean? = null,
     val dontParseLinks: Boolean? = null,
-    val silent: Boolean? = null
+    val silent: Boolean? = null,
+    val attachments: List<VkAttachment>? = null
 ) : Parcelable {
 
     val map
@@ -57,6 +58,11 @@ data class MessagesSendRequest(
             disableMentions?.let { this["disable_mentions"] = it.intString }
             dontParseLinks?.let { this["dont_parse_links"] = it.intString }
             silent?.let { this["silent"] = it.toString() }
+            attachments?.let {
+                this["attachment"] = it.joinToString(separator = ",") { attachment ->
+                    attachment.asString(true)
+                }
+            }
         }
 }
 

app/src/main/kotlin/com/meloda/fast/api/network/messages/MessagesUrls.kt

@@ -14,5 +14,6 @@ object MessagesUrls {
     const val Delete = "${VkUrls.API}/messages.delete"
     const val Edit = "${VkUrls.API}/messages.edit"
     const val GetById = "${VkUrls.API}/messages.getById"
+    const val MarkAsRead = "${VkUrls.API}/messages.markAsRead"
 
 }

app/src/main/kotlin/com/meloda/fast/api/network/ota/OtaResponses.kt

@@ -0,0 +1,8 @@
+package com.meloda.fast.api.network.ota
+
+import android.os.Parcelable
+import com.meloda.fast.model.UpdateItem
+import kotlinx.parcelize.Parcelize
+
+@Parcelize
+data class OtaGetLatestReleaseResponse(val release: UpdateItem?) : Parcelable

app/src/main/kotlin/com/meloda/fast/api/network/ota/OtaUrls.kt

@@ -0,0 +1,7 @@
+package com.meloda.fast.api.network.ota
+
+object OtaUrls {
+
+    const val GetActualUrl =
+        "https://raw.githubusercontent.com/melod1n/ota-server/master/ngrok_url.json"
+}

app/src/main/kotlin/com/meloda/fast/api/network/photos/PhotoUrls.kt

@@ -0,0 +1,11 @@
+package com.meloda.fast.api.network.photos
+
+import com.meloda.fast.api.network.VkUrls
+
+object PhotoUrls {
+
+    const val GetMessagesUploadServer = "${VkUrls.API}/photos.getMessagesUploadServer"
+
+    const val SaveMessagePhoto = "${VkUrls.API}/photos.saveMessagesPhoto"
+
+}

app/src/main/kotlin/com/meloda/fast/api/network/photos/PhotosRequests.kt

@@ -0,0 +1,16 @@
+package com.meloda.fast.api.network.photos
+
+import android.os.Parcelable
+import kotlinx.parcelize.Parcelize
+
+@Parcelize
+data class PhotosSaveMessagePhotoRequest(
+    val photo: String, val server: Int, val hash: String
+) : Parcelable {
+    val map
+        get() = mapOf(
+            "photo" to photo,
+            "server" to server.toString(),
+            "hash" to hash
+        )
+}

app/src/main/kotlin/com/meloda/fast/api/network/photos/PhotosResponses.kt

@@ -0,0 +1,18 @@
+package com.meloda.fast.api.network.photos
+
+import android.os.Parcelable
+import com.google.gson.annotations.SerializedName
+import kotlinx.parcelize.Parcelize
+
+@Parcelize
+data class PhotosGetMessagesUploadServerResponse(
+    @SerializedName("album_id")
+    val albumId: Int,
+    @SerializedName("upload_url")
+    val uploadUrl: String
+) : Parcelable
+
+@Parcelize
+data class PhotosUploadPhotoResponse(
+    val server: Int, val photo: String, val hash: String
+) : Parcelable

app/src/main/kotlin/com/meloda/fast/api/network/users/UsersDataSource.kt

@@ -1,16 +0,0 @@
-package com.meloda.fast.api.network.users
-
-import com.meloda.fast.api.model.VkUser
-import com.meloda.fast.database.dao.UsersDao
-import javax.inject.Inject
-
-class UsersDataSource @Inject constructor(
-    private val repo: UsersRepo,
-    private val dao: UsersDao
-) {
-
-    suspend fun getById(params: UsersGetRequest) = repo.getById(params.map)
-
-    suspend fun storeUsers(users: List<VkUser>) = dao.insert(users)
-
-}

app/src/main/kotlin/com/meloda/fast/api/network/videos/VideosRequests.kt

@@ -0,0 +1,2 @@
+package com.meloda.fast.api.network.videos
+

app/src/main/kotlin/com/meloda/fast/api/network/videos/VideosResponses.kt

@@ -0,0 +1,35 @@
+package com.meloda.fast.api.network.videos
+
+import android.os.Parcelable
+import com.google.gson.annotations.SerializedName
+import kotlinx.parcelize.Parcelize
+
+@Parcelize
+data class VideosSaveResponse(
+    @SerializedName("access_key")
+    val accessKey: String,
+    val description: String,
+    @SerializedName("owner_id")
+    val ownerId: Int,
+    val title: String,
+    @SerializedName("upload_url")
+    val uploadUrl: String,
+    @SerializedName("video_id")
+    val videoId: Int
+) : Parcelable {
+
+}
+
+@Parcelize
+data class VideosUploadResponse(
+    @SerializedName("video_hash")
+    val hash: String?,
+    val size: Int,
+    @SerializedName("direct_link")
+    val directLink: String,
+    @SerializedName("owner_id")
+    val ownerId: Int,
+    @SerializedName("video_id")
+    val videoId: Int,
+    val error: String?
+) : Parcelable

app/src/main/kotlin/com/meloda/fast/api/network/videos/VideosUrls.kt

@@ -0,0 +1,9 @@
+package com.meloda.fast.api.network.videos
+
+import com.meloda.fast.api.network.VkUrls
+
+object VideosUrls {
+
+    const val Save = "${VkUrls.API}/video.save"
+
+}

app/src/main/kotlin/com/meloda/fast/base/BaseFragment.kt

@@ -1,7 +1,10 @@
 package com.meloda.fast.base
 
+import android.os.Bundle
+import android.view.View
 import androidx.annotation.LayoutRes
 import androidx.fragment.app.Fragment
+import com.meloda.fast.screens.main.MainActivity
 
 abstract class BaseFragment : Fragment {
 
@@ -9,4 +12,36 @@ abstract class BaseFragment : Fragment {
 
     constructor(@LayoutRes resId: Int) : super(resId)
 
+    protected var shouldNavBarShown: Boolean = true
+
+    override fun onCreate(savedInstanceState: Bundle?) {
+        super.onCreate(savedInstanceState)
+
+        if (arguments == null) arguments = Bundle()
+    }
+
+    override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
+        super.onViewCreated(view, savedInstanceState)
+
+        (requireActivity() as? MainActivity)?.run {
+            toggleNavBarVisibility(shouldNavBarShown)
+        }
+    }
+
+    val activityRouter
+        get() = run {
+            if (requireActivity() is MainActivity) {
+                (requireActivity() as MainActivity).router
+            } else {
+                null
+            }
+        }
+
+    fun requireActivityRouter() = requireNotNull(activityRouter)
+
+    fun startProgress() = toggleProgress(true)
+    fun stopProgress() = toggleProgress(false)
+
+    protected open fun toggleProgress(isProgressing: Boolean) {}
+
 }

app/src/main/kotlin/com/meloda/fast/base/BaseViewModelFragment.kt

@@ -1,45 +0,0 @@
-package com.meloda.fast.base
-
-import android.content.Intent
-import android.os.Bundle
-import android.view.View
-import android.widget.Toast
-import androidx.annotation.LayoutRes
-import androidx.lifecycle.lifecycleScope
-import com.meloda.fast.R
-import com.meloda.fast.activity.MainActivity
-import com.meloda.fast.api.UserConfig
-import com.meloda.fast.base.viewmodel.BaseViewModel
-import com.meloda.fast.base.viewmodel.IllegalTokenEvent
-import com.meloda.fast.base.viewmodel.VkEvent
-import kotlinx.coroutines.flow.collect
-import kotlinx.coroutines.flow.onEach
-
-abstract class BaseViewModelFragment<VM : BaseViewModel> : BaseFragment {
-
-    constructor() : super()
-
-    constructor(@LayoutRes resId: Int) : super(resId)
-
-    protected abstract val viewModel: VM
-
-    override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
-        super.onViewCreated(view, savedInstanceState)
-        viewLifecycleOwner.lifecycleScope.launchWhenStarted {
-            viewModel.tasksEvent.onEach { onEvent(it) }.collect()
-        }
-    }
-
-    protected open fun onEvent(event: VkEvent) {
-        if (event is IllegalTokenEvent) {
-            Toast.makeText(
-                requireContext(), R.string.authorization_failed, Toast.LENGTH_LONG
-            ).show()
-
-            UserConfig.clear()
-            requireActivity().finishAffinity()
-            requireActivity().startActivity(Intent(requireContext(), MainActivity::class.java))
-        }
-    }
-
-}

app/src/main/kotlin/com/meloda/fast/base/ResourceProvider.kt

@@ -1,12 +1,14 @@
 package com.meloda.fast.base
 
 import android.content.Context
+import android.graphics.drawable.Drawable
 import androidx.annotation.ColorInt
 import androidx.annotation.ColorRes
+import androidx.annotation.DrawableRes
 import androidx.annotation.StringRes
 import androidx.core.content.ContextCompat
 
-abstract class ResourceManager(protected val context: Context) {
+abstract class ResourceProvider(protected val context: Context) {
 
     protected fun getString(@StringRes resId: Int): String {
         return context.getString(resId)
@@ -17,4 +19,8 @@ abstract class ResourceManager(protected val context: Context) {
         return ContextCompat.getColor(context, resId)
     }
 
+    protected fun getDrawable(@DrawableRes resId: Int): Drawable? {
+        return ContextCompat.getDrawable(context, resId)
+    }
+
 }

app/src/main/kotlin/com/meloda/fast/base/adapter/BaseAdapter.kt

@@ -1,25 +1,26 @@
 package com.meloda.fast.base.adapter
 
-import android.annotation.SuppressLint
 import android.content.Context
+import android.util.Log
 import android.view.LayoutInflater
 import android.view.View
 import android.widget.AdapterView
+import android.widget.Filter
+import android.widget.Filterable
 import androidx.recyclerview.widget.DiffUtil
 import androidx.recyclerview.widget.ListAdapter
 import com.meloda.fast.model.DataItem
-import kotlinx.coroutines.CoroutineScope
-import kotlinx.coroutines.Dispatchers
-import kotlinx.coroutines.launch
-import kotlinx.coroutines.withContext
+import kotlinx.coroutines.*
+import kotlin.properties.Delegates
 
 @Suppress("MemberVisibilityCanBePrivate", "unused", "UNCHECKED_CAST")
-@SuppressLint("NotifyDataSetChanged")
 abstract class BaseAdapter<T : DataItem<*>, VH : BaseHolder> constructor(
     var context: Context,
     diffUtil: DiffUtil.ItemCallback<T>,
     preAddedValues: List<T> = emptyList(),
-) : ListAdapter<T, VH>(diffUtil) {
+) : ListAdapter<T, VH>(diffUtil), Filterable {
+
+    private var valuesFilter: ValuesFilter? = null
 
     protected val adapterScope = CoroutineScope(Dispatchers.Default)
     private val cleanList = mutableListOf<T>()
@@ -29,13 +30,19 @@ abstract class BaseAdapter<T : DataItem<*>, VH : BaseHolder> constructor(
     var itemClickListener: ((position: Int) -> Unit)? = null
     var itemLongClickListener: ((position: Int) -> Boolean)? = null
 
+    private val listForSave = mutableListOf<T>()
+
+    var isSearching: Boolean by Delegates.observable(false) { _, _, _ ->
+        updateSearchingState()
+    }
+
     init {
         cleanList.addAll(preAddedValues)
         addAll(preAddedValues)
     }
 
     fun cloneCurrentList(): MutableList<T> {
-        return ArrayList(currentList)
+        return currentList.toMutableList()
     }
 
     open fun destroy() {}
@@ -142,6 +149,11 @@ abstract class BaseAdapter<T : DataItem<*>, VH : BaseHolder> constructor(
         return currentList.indexOf(item)
     }
 
+    fun searchIndexOf(item: T): Int? {
+        val index = indexOf(item)
+        return if (index == -1) null else index
+    }
+
     val indices get() = currentList.indices
 
     operator fun get(position: Int): T {
@@ -161,9 +173,8 @@ abstract class BaseAdapter<T : DataItem<*>, VH : BaseHolder> constructor(
     fun isEmpty() = currentList.isEmpty()
     fun isNotEmpty() = currentList.isNotEmpty()
 
-    @SuppressLint("NotifyDataSetChanged")
     fun refreshList() {
-        notifyDataSetChanged()
+        notifyItemRangeChanged(0, itemCount)
     }
 
     fun updateCleanList(list: List<T>?) {
@@ -201,4 +212,86 @@ abstract class BaseAdapter<T : DataItem<*>, VH : BaseHolder> constructor(
     }
 
     val lastPosition get() = currentList.lastIndex
+
+    private fun updateSearchingState() {
+        Log.d("BaseAdapter", "updateSearchingState: $isSearching")
+
+        cleanList.clear()
+
+        if (isSearching) {
+            listForSave.clear()
+            listForSave += cloneCurrentList()
+        } else {
+            setItems(listForSave, commitCallback = {
+                listForSave.clear()
+            })
+        }
+    }
+
+    open fun filter(query: String) {
+        if (cleanList.isEmpty()) {
+            cleanList.addAll(listForSave)
+        }
+
+        val newList = mutableListOf<T>()
+
+        setItems(emptyList(), commitCallback = {
+            if (query.isEmpty()) {
+                newList.addAll(cleanList)
+            } else {
+                for (item in cleanList) {
+                    if (onQueryItem(item, query)) {
+                        newList.add(item)
+                    }
+                }
+            }
+
+            setItems(newList)
+        })
+    }
+
+    open fun onQueryItem(item: T, query: String): Boolean {
+        return false
+    }
+
+    override fun getFilter(): Filter {
+        if (valuesFilter == null) {
+            valuesFilter = ValuesFilter()
+        }
+
+        return requireNotNull(valuesFilter)
+    }
+
+    private inner class ValuesFilter : Filter() {
+        override fun performFiltering(constraint: CharSequence?): FilterResults {
+            val results = FilterResults()
+
+            if (isEmpty()) return results
+
+            if (!constraint.isNullOrEmpty()) {
+                val filteredList = mutableListOf<T>()
+                for (item in listForSave) {
+                    if (onQueryItem(item, constraint.toString())) {
+                        filteredList.add(item)
+                    }
+                }
+                results.count = filteredList.size
+                results.values = filteredList
+            } else {
+                results.count = listForSave.size
+                results.values = listForSave
+            }
+
+            return results
+        }
+
+        override fun publishResults(constraint: CharSequence?, results: FilterResults) {
+            val items = results.values as? List<T>
+            setItems(items)
+        }
+    }
+
+    override fun onCurrentListChanged(previousList: MutableList<T>, currentList: MutableList<T>) {
+        super.onCurrentListChanged(previousList, currentList)
+    }
 }

app/src/main/kotlin/com/meloda/fast/base/adapter/BaseItem.kt

@@ -1,3 +0,0 @@
-package com.meloda.fast.base.adapter
-
-abstract class BaseItem

app/src/main/kotlin/com/meloda/fast/base/adapter/Holders.kt

@@ -2,7 +2,6 @@ package com.meloda.fast.base.adapter
 
 import android.view.View
 import androidx.recyclerview.widget.RecyclerView
-import androidx.viewbinding.ViewBinding
 
 abstract class BaseHolder(v: View) : RecyclerView.ViewHolder(v) {
 
@@ -12,6 +11,4 @@ abstract class BaseHolder(v: View) : RecyclerView.ViewHolder(v) {
 
     open fun bind(position: Int, payloads: MutableList<Any>?) {}
 
-}
-
-abstract class BindingHolder<B : ViewBinding>(protected val binding: B) : BaseHolder(binding.root)
+}

app/src/main/kotlin/com/meloda/fast/base/viewmodel/BaseViewModel.kt

@@ -2,15 +2,19 @@ package com.meloda.fast.base.viewmodel
 
 import androidx.lifecycle.ViewModel
 import androidx.lifecycle.viewModelScope
-import com.meloda.fast.api.VKException
 import com.meloda.fast.api.base.ApiError
-import com.meloda.fast.api.network.Answer
-import com.meloda.fast.api.network.VkErrorCodes
-import com.meloda.fast.api.network.VkErrors
+import com.meloda.fast.api.network.ApiAnswer
+import com.meloda.fast.api.network.AuthorizationError
+import com.meloda.fast.api.network.CaptchaRequiredError
+import com.meloda.fast.api.network.ValidationRequiredError
+import kotlinx.coroutines.CoroutineExceptionHandler
+import kotlinx.coroutines.CoroutineScope
+import kotlinx.coroutines.Job
 import kotlinx.coroutines.channels.Channel
 import kotlinx.coroutines.flow.receiveAsFlow
 import kotlinx.coroutines.launch
 
+@Suppress("MemberVisibilityCanBePrivate")
 abstract class BaseViewModel : ViewModel() {
 
     var unknownErrorDefaultText: String = ""
@@ -18,19 +22,47 @@ abstract class BaseViewModel : ViewModel() {
     protected val tasksEventChannel = Channel<VkEvent>()
     val tasksEvent = tasksEventChannel.receiveAsFlow()
 
+    protected val exceptionHandler = CoroutineExceptionHandler { _, throwable ->
+        viewModelScope.launch { onException(throwable) }
+    }
+
+    fun launch(block: suspend CoroutineScope.() -> Unit): Job {
+        return viewModelScope.launch(exceptionHandler, block = block)
+    }
+
+    protected suspend fun <T> makeSuspendJob(
+        job: suspend () -> ApiAnswer<T>, onAnswer: suspend (T) -> Unit = {},
+        onStart: (suspend () -> Unit)? = null,
+        onEnd: (suspend () -> Unit)? = null,
+        onError: (suspend (Throwable) -> Unit)? = null
+    ): ApiAnswer<T> {
+        onStart?.invoke() ?: onStart()
+        val response = job()
+
+        when (response) {
+            is ApiAnswer.Success -> onAnswer(response.data)
+            is ApiAnswer.Error -> {
+                onError?.invoke(response.error) ?: checkErrors(response.error)
+            }
+        }
+
+        onEnd?.invoke()
+
+        return response
+    }
+
     protected fun <T> makeJob(
-        job: suspend () -> Answer<T>,
+        job: suspend () -> ApiAnswer<T>,
         onAnswer: suspend (T) -> Unit = {},
         onStart: (suspend () -> Unit)? = null,
         onEnd: (suspend () -> Unit)? = null,
         onError: (suspend (Throwable) -> Unit)? = null
-    ) = viewModelScope.launch {
+    ): Job = viewModelScope.launch {
         onStart?.invoke() ?: onStart()
         when (val response = job()) {
-            is Answer.Success -> onAnswer(response.data)
-            is Answer.Error -> {
-                checkErrors(response.throwable)
-                onError?.invoke(response.throwable) ?: onError(response.throwable)
+            is ApiAnswer.Success -> onAnswer(response.data)
+            is ApiAnswer.Error -> {
+                onError?.invoke(response.error) ?: checkErrors(response.error)
             }
         }
     }.also {
@@ -41,6 +73,10 @@ abstract class BaseViewModel : ViewModel() {
         }
     }
 
+    protected open suspend fun onException(throwable: Throwable) {
+        checkErrors(throwable)
+    }
+
     protected suspend fun onStart() {
         sendEvent(StartProgressEvent)
     }
@@ -49,37 +85,24 @@ abstract class BaseViewModel : ViewModel() {
         sendEvent(StopProgressEvent)
     }
 
-    protected suspend fun onError(throwable: Throwable) {
-        sendEvent(ErrorEvent(throwable.message ?: unknownErrorDefaultText))
-    }
-
     protected suspend fun <T : VkEvent> sendEvent(event: T) = tasksEventChannel.send(event)
 
-    private suspend fun checkErrors(throwable: Throwable) {
+    protected suspend fun checkErrors(throwable: Throwable) {
         when (throwable) {
-            is ApiError -> {
-                when (throwable.errorCode) {
-                    VkErrorCodes.USER_AUTHORIZATION_FAILED -> {
-                        sendEvent(IllegalTokenEvent)
-                    }
-                }
+            is AuthorizationError -> {
+                sendEvent(AuthorizationErrorEvent)
             }
-            is VKException -> {
-                when (throwable.error) {
-                    VkErrors.NEED_CAPTCHA -> {
-                        val json = throwable.json ?: return
-                        sendEvent(
-                            CaptchaEvent(
-                                sid = json.optString("captcha_sid"),
-                                image = json.optString("captcha_img")
-                            )
-                        )
-                    }
-                    VkErrors.NEED_VALIDATION -> {
-                        val json = throwable.json ?: return
-                        sendEvent(ValidationEvent(sid = json.optString("validation_sid")))
-                    }
-                }
+            is ValidationRequiredError -> {
+                sendEvent(ValidationRequiredEvent(throwable.validationSid))
+            }
+            is CaptchaRequiredError -> {
+                sendEvent(CaptchaRequiredEvent(throwable.captchaSid, throwable.captchaImg))
+            }
+            is ApiError -> {
+                sendEvent(ErrorTextEvent(errorText = throwable.errorMessage ?: unknownErrorDefaultText))
+            }
+            else -> {
+                sendEvent(ErrorTextEvent(throwable.message ?: unknownErrorDefaultText))
             }
         }
     }

app/src/main/kotlin/com/meloda/fast/base/viewmodel/BaseViewModelFragment.kt

@@ -0,0 +1,34 @@
+package com.meloda.fast.base.viewmodel
+
+import android.os.Bundle
+import android.view.View
+import androidx.annotation.LayoutRes
+import androidx.lifecycle.lifecycleScope
+import com.meloda.fast.base.BaseFragment
+import kotlinx.coroutines.flow.collect
+import kotlinx.coroutines.launch
+
+abstract class BaseViewModelFragment<VM : BaseViewModel> : BaseFragment {
+
+    constructor() : super()
+
+    constructor(@LayoutRes resId: Int) : super(resId)
+
+    protected abstract val viewModel: VM
+
+    override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
+        super.onViewCreated(view, savedInstanceState)
+        subscribeToViewModel(viewModel)
+    }
+
+    protected open fun onEvent(event: VkEvent) {
+        ViewModelUtils.parseEvent(this, event)
+    }
+
+    protected fun <T : BaseViewModel> subscribeToViewModel(viewModel: T) {
+        lifecycleScope.launch {
+            viewModel.tasksEvent.collect { onEvent(it) }
+        }
+    }
+
+}

app/src/main/kotlin/com/meloda/fast/base/viewmodel/Events.kt

@@ -1,22 +1,17 @@
 package com.meloda.fast.base.viewmodel
 
-data class ShowDialogInfoEvent(
-    val title: String? = null,
-    val message: String,
-    val positiveBtn: String? = null,
-    val negativeBtn: String? = null
-) : VkEvent()
-
-data class ErrorEvent(val errorText: String) : VkEvent()
-
-object IllegalTokenEvent : VkEvent()
-data class CaptchaEvent(val sid: String, val image: String) : VkEvent()
-data class ValidationEvent(val sid: String) : VkEvent()
-
-object StartProgressEvent : VkEvent()
-object StopProgressEvent : VkEvent()
-
 abstract class VkEvent
+abstract class VkErrorEvent(open val errorText: String? = null) : VkEvent()
+abstract class VkProgressEvent : VkEvent()
+
+open class ErrorTextEvent(override val errorText: String) : VkErrorEvent()
+
+object AuthorizationErrorEvent : VkErrorEvent()
+data class CaptchaRequiredEvent(val sid: String, val image: String) : VkErrorEvent()
+data class ValidationRequiredEvent(val sid: String) : VkErrorEvent()
+
+object StartProgressEvent : VkProgressEvent()
+object StopProgressEvent : VkProgressEvent()
 
 interface VkEventCallback<in T : Any> {
     fun onEvent(event: T)

app/src/main/kotlin/com/meloda/fast/base/viewmodel/ViewModelUtils.kt

@@ -0,0 +1,49 @@
+package com.meloda.fast.base.viewmodel
+
+import android.content.Intent
+import android.widget.Toast
+import androidx.fragment.app.Fragment
+import androidx.fragment.app.FragmentActivity
+import com.meloda.fast.R
+import com.meloda.fast.api.UserConfig
+import com.meloda.fast.base.BaseFragment
+import com.meloda.fast.screens.main.MainActivity
+import com.meloda.fast.util.ViewUtils.showErrorDialog
+
+object ViewModelUtils {
+
+    @Suppress("MemberVisibilityCanBePrivate")
+    fun parseEvent(activity: FragmentActivity, event: VkEvent) {
+        when (event) {
+            is AuthorizationErrorEvent -> {
+                Toast.makeText(
+                    activity, R.string.authorization_failed, Toast.LENGTH_LONG
+                ).show()
+
+                UserConfig.clear()
+                activity.finishAffinity()
+                activity.startActivity(Intent(activity, MainActivity::class.java))
+            }
+
+            is VkErrorEvent -> {
+                event.errorText?.run {
+                    activity.showErrorDialog(this)
+                }
+            }
+        }
+    }
+
+    fun parseEvent(fragment: Fragment, event: VkEvent) {
+        if (event is VkProgressEvent) {
+            if (fragment is BaseFragment) {
+                if (event is StartProgressEvent) {
+                    fragment.startProgress()
+                } else if (event is StopProgressEvent) {
+                    fragment.stopProgress()
+                }
+            }
+        } else {
+            parseEvent(fragment.requireActivity(), event)
+        }
+    }
+}

app/src/main/kotlin/com/meloda/fast/common/AppConstants.kt

@@ -0,0 +1,7 @@
+package com.meloda.fast.common
+
+object AppConstants {
+
+    const val INSTALL_APP_MIME_TYPE = "application/vnd.android.package-archive"
+
+}

app/src/main/kotlin/com/meloda/fast/common/AppGlobal.kt

@@ -1,6 +1,7 @@
 package com.meloda.fast.common
 
 import android.app.Application
+import android.app.DownloadManager
 import android.content.ClipboardManager
 import android.content.Context
 import android.content.SharedPreferences
@@ -12,10 +13,9 @@ import android.view.inputmethod.InputMethodManager
 import androidx.core.content.pm.PackageInfoCompat
 import androidx.preference.PreferenceManager
 import androidx.room.Room
-import com.meloda.fast.BuildConfig
 import com.meloda.fast.database.AppDatabase
 import dagger.hilt.android.HiltAndroidApp
-import org.acra.ACRA
+import kotlin.math.roundToInt
 import kotlin.math.sqrt
 
 @HiltAndroidApp
@@ -26,6 +26,7 @@ class AppGlobal : Application() {
         lateinit var inputMethodManager: InputMethodManager
         lateinit var connectivityManager: ConnectivityManager
         lateinit var clipboardManager: ClipboardManager
+        lateinit var downloadManager: DownloadManager
 
         lateinit var preferences: SharedPreferences
         lateinit var resources: Resources
@@ -37,11 +38,13 @@ class AppGlobal : Application() {
         lateinit var packageManager: PackageManager
 
         var versionName = ""
-        var versionCode = 0L
+        var versionCode = 0
 
         var screenWidth = 0
         var screenHeight = 0
 
+        var screenWidth80 = 0
+
         val Instance get() = instance
     }
 
@@ -49,19 +52,15 @@ class AppGlobal : Application() {
         super.onCreate()
         instance = this
 
-        if (!BuildConfig.DEBUG) {
-            ACRA.init(this)
-        }
-
         appDatabase = Room.databaseBuilder(this, AppDatabase::class.java, "cache")
-            .fallbackToDestructiveMigration()
+//            .fallbackToDestructiveMigration()
             .build()
 
         preferences = PreferenceManager.getDefaultSharedPreferences(this)
 
         val info = packageManager.getPackageInfo(this.packageName, PackageManager.GET_ACTIVITIES)
         versionName = info.versionName
-        versionCode = PackageInfoCompat.getLongVersionCode(info)
+        versionCode = PackageInfoCompat.getLongVersionCode(info).toInt()
 
         Companion.resources = resources
         Companion.packageName = packageName
@@ -70,6 +69,8 @@ class AppGlobal : Application() {
         screenWidth = resources.displayMetrics.widthPixels
         screenHeight = resources.displayMetrics.heightPixels
 
+        screenWidth80 = (screenWidth * 0.8).roundToInt()
+
         val density = resources.displayMetrics.density
         val densityDpi = resources.displayMetrics.densityDpi
         val densityScaled = resources.displayMetrics.scaledDensity
@@ -82,11 +83,12 @@ class AppGlobal : Application() {
 
         Log.i(
             "Fast::DeviceInfo",
-            "width: $screenWidth; height: $screenHeight; density: $density; diagonal: $diagonal; dpiDensity: $densityDpi; scaledDensity: $densityScaled; xDpi: $xDpi; yDpi: $yDpi"
+            "width: $screenWidth; 70% width: $screenWidth80; height: $screenHeight; density: $density; diagonal: $diagonal; dpiDensity: $densityDpi; scaledDensity: $densityScaled; xDpi: $xDpi; yDpi: $yDpi"
         )
 
         inputMethodManager = getSystemService(Context.INPUT_METHOD_SERVICE) as InputMethodManager
         connectivityManager = getSystemService(Context.CONNECTIVITY_SERVICE) as ConnectivityManager
         clipboardManager = getSystemService(Context.CLIPBOARD_SERVICE) as ClipboardManager
+        downloadManager = getSystemService(Context.DOWNLOAD_SERVICE) as DownloadManager
     }
 }

app/src/main/kotlin/com/meloda/fast/common/AppSettings.kt

@@ -12,7 +12,7 @@ import kotlinx.coroutines.Job
 
 object AppSettings {
 
-    val keyIsMultilineEnabled = booleanPreferencesKey("isMultilineEnabled")
+    val keyUseNavigationDrawer = booleanPreferencesKey("use_nav_drawer")
 
 }
 

app/src/main/kotlin/com/meloda/fast/common/Screens.kt

@@ -1,17 +1,50 @@
 package com.meloda.fast.common
 
-import android.os.Bundle
 import com.github.terrakok.cicerone.androidx.FragmentScreen
+import com.meloda.fast.api.model.VkConversation
+import com.meloda.fast.api.model.VkGroup
+import com.meloda.fast.api.model.VkMessage
+import com.meloda.fast.api.model.VkUser
+import com.meloda.fast.model.UpdateItem
 import com.meloda.fast.screens.conversations.ConversationsFragment
 import com.meloda.fast.screens.login.LoginFragment
 import com.meloda.fast.screens.main.MainFragment
+import com.meloda.fast.screens.messages.ForwardedMessagesFragment
 import com.meloda.fast.screens.messages.MessagesHistoryFragment
+import com.meloda.fast.screens.settings.SettingsRootFragment
+import com.meloda.fast.screens.updates.UpdatesFragment
 
 @Suppress("FunctionName")
 object Screens {
     fun Main() = FragmentScreen { MainFragment() }
-    fun Login() = FragmentScreen { LoginFragment() }
+
+    fun Login(
+        getFastToken: Boolean = false
+    ) = FragmentScreen {
+        LoginFragment.newInstance(getFastToken)
+    }
+
     fun Conversations() = FragmentScreen { ConversationsFragment() }
-    fun MessagesHistory(bundle: Bundle) =
-        FragmentScreen { MessagesHistoryFragment.newInstance(bundle) }
+
+    fun MessagesHistory(
+        conversation: VkConversation,
+        user: VkUser?,
+        group: VkGroup?
+    ) = FragmentScreen { MessagesHistoryFragment.newInstance(conversation, user, group) }
+
+    fun ForwardedMessages(
+        conversation: VkConversation,
+        messages: List<VkMessage>,
+        profiles: HashMap<Int, VkUser> = hashMapOf(),
+        groups: HashMap<Int, VkGroup> = hashMapOf()
+    ) = FragmentScreen {
+        ForwardedMessagesFragment.newInstance(
+            conversation, messages, profiles, groups
+        )
+    }
+
+    fun Updates(updateItem: UpdateItem? = null) =
+        FragmentScreen { UpdatesFragment.newInstance(updateItem) }
+
+    fun Settings() = FragmentScreen { SettingsRootFragment() }
 }

app/src/main/kotlin/com/meloda/fast/common/TimeManager.kt

@@ -1,98 +0,0 @@
-package com.meloda.fast.common
-
-import android.content.Context
-import android.content.IntentFilter
-import com.meloda.fast.receiver.MinuteReceiver
-import java.util.*
-
-object TimeManager {
-
-    var currentHour = 0
-    var currentMinute = 0
-    var currentSecond = 0
-
-    private val onHourChangeListeners: ArrayList<OnHourChangeListener> = ArrayList()
-    private val onMinuteChangeListeners: ArrayList<OnMinuteChangeListener> = ArrayList()
-    private val onSecondChangeListeners: ArrayList<OnSecondChangeListener> = ArrayList()
-    private val onTimeChangeListeners: ArrayList<OnTimeChangeListener> = ArrayList()
-
-    fun init(context: Context) {
-        context.registerReceiver(MinuteReceiver(), IntentFilter("android.intent.action.TIME_TICK"))
-
-        addOnMinuteChangeListener(minuteChangeListener)
-    }
-
-    private var minuteChangeListener = object : OnMinuteChangeListener {
-        override fun onMinuteChange(currentMinute: Int) {
-            TimeManager.currentMinute = currentMinute
-        }
-    }
-
-    fun destroy() {
-        removeOnMinuteChangeListener(minuteChangeListener)
-    }
-
-    fun broadcastMinute() {
-        for (onMinuteChangeListener in onMinuteChangeListeners) {
-            onMinuteChangeListener.onMinuteChange(0)
-        }
-    }
-
-    val isMorning = currentHour in 7..11
-
-    val isAfternoon = currentHour in 12..16
-
-    val isEvening = currentHour in 17..22
-
-    val isNight = currentHour == 23 || currentHour < 6 && currentHour > -1
-
-    fun addOnHourChangeListener(onHourChangeListeners: OnHourChangeListener) {
-        TimeManager.onHourChangeListeners.add(onHourChangeListeners)
-    }
-
-    fun removeOnHourChangeListener(onHourChangeListener: OnHourChangeListener?) {
-        onHourChangeListeners.remove(onHourChangeListener)
-    }
-
-    fun addOnMinuteChangeListener(onMinuteChangeListener: OnMinuteChangeListener) {
-        onMinuteChangeListeners.add(onMinuteChangeListener)
-    }
-
-    fun removeOnMinuteChangeListener(onMinuteChangeListener: OnMinuteChangeListener?) {
-        onMinuteChangeListeners.remove(onMinuteChangeListener)
-    }
-
-    fun addOnSecondChangeListener(onSecondChangeListener: OnSecondChangeListener) {
-        onSecondChangeListeners.add(onSecondChangeListener)
-    }
-
-    fun removeOnSecondChangeListener(onSecondChangeListener: OnSecondChangeListener?) {
-        onSecondChangeListeners.remove(onSecondChangeListener)
-    }
-
-    fun addOnTimeChangeListener(onTimeChangeListener: OnTimeChangeListener) {
-        onTimeChangeListeners.add(onTimeChangeListener)
-    }
-
-    fun removeOnTimeChangeListener(onTimeChangeListener: OnTimeChangeListener?) {
-        onTimeChangeListeners.remove(onTimeChangeListener)
-    }
-
-    interface OnHourChangeListener {
-        fun onHourChange(currentHour: Int)
-    }
-
-    interface OnMinuteChangeListener {
-        fun onMinuteChange(currentMinute: Int)
-    }
-
-    interface OnSecondChangeListener {
-        fun onSecondChange(currentSecond: Int)
-    }
-
-    interface OnTimeChangeListener {
-        fun onHourChange(currentHour: Int)
-        fun onMinuteChange(currentMinute: Int)
-        fun onSecondChange(currentSecond: Int)
-    }
-}

app/src/main/kotlin/com/meloda/fast/common/UpdateManager.kt

@@ -0,0 +1,100 @@
+package com.meloda.fast.common
+
+import androidx.lifecycle.MutableLiveData
+import com.meloda.fast.BuildConfig
+import com.meloda.fast.api.base.ApiResponse
+import com.meloda.fast.api.network.ApiAnswer
+import com.meloda.fast.api.network.ota.OtaGetLatestReleaseResponse
+import com.meloda.fast.data.ota.OtaApi
+import com.meloda.fast.extensions.setIfNotEquals
+import com.meloda.fast.model.UpdateActualUrl
+import com.meloda.fast.model.UpdateItem
+import kotlinx.coroutines.CoroutineScope
+import kotlinx.coroutines.Dispatchers
+import kotlinx.coroutines.launch
+import kotlinx.coroutines.withContext
+import java.net.URLEncoder
+import kotlin.coroutines.CoroutineContext
+
+class UpdateManager(private val repo: OtaApi) : CoroutineScope {
+
+    override val coroutineContext: CoroutineContext
+        get() = Dispatchers.Default
+
+    companion object {
+        val newUpdate = MutableLiveData<UpdateItem?>(null)
+        val updateError = MutableLiveData<Throwable?>(null)
+
+        var otaBaseUrl: String? = null
+            private set
+    }
+
+    private var listener: ((item: UpdateItem?, error: Throwable?) -> Unit)? = null
+
+    private fun getActualUrl() = launch {
+        val job: suspend () -> ApiAnswer<UpdateActualUrl> = { repo.getActualUrl() }
+
+        when (val jobResponse = job()) {
+            is ApiAnswer.Success -> {
+                val item = jobResponse.data
+                otaBaseUrl = item.url
+
+                getLatestRelease()
+            }
+            is ApiAnswer.Error -> {
+                otaBaseUrl = null
+                val throwable = jobResponse.error.throwable
+                listener?.invoke(null, throwable)
+
+                withContext(Dispatchers.Main) {
+                    updateError.setIfNotEquals(throwable)
+                }
+            }
+        }
+    }
+
+    private fun getLatestRelease() = launch {
+        val url = "$otaBaseUrl/releases-latest"
+
+        val job: suspend () -> ApiAnswer<ApiResponse<OtaGetLatestReleaseResponse>> = {
+            repo.getLatestRelease(url = url, secretCode = getOtaSecret())
+        }
+
+        withContext(Dispatchers.Main) {
+            when (val jobResponse = job()) {
+                is ApiAnswer.Success -> {
+                    val response = jobResponse.data.response ?: return@withContext
+                    val latestRelease = response.release
+
+                    if (latestRelease != null &&
+                        (AppGlobal.versionName
+                            .split("_")
+                            .getOrNull(1) != latestRelease.versionName ||
+                                AppGlobal.versionCode < latestRelease.versionCode)
+                    ) {
+                        newUpdate.setIfNotEquals(latestRelease)
+                        listener?.invoke(latestRelease, null)
+                    } else {
+                        newUpdate.setIfNotEquals(null)
+                        listener?.invoke(null, null)
+                    }
+                }
+
+                is ApiAnswer.Error -> {
+                    val throwable = jobResponse.error.throwable
+                    updateError.setIfNotEquals(throwable)
+                    listener?.invoke(null, throwable)
+                }
+            }
+        }
+    }
+
+    private fun getOtaSecret(): String {
+        return URLEncoder.encode(BuildConfig.otaSecretCode, "utf-8")
+    }
+
+    fun checkUpdates(block: ((item: UpdateItem?, error: Throwable?) -> Unit)? = null) = launch {
+        this@UpdateManager.listener = block
+        getActualUrl()
+    }
+}

app/src/main/kotlin/com/meloda/fast/data/account/AccountApi.kt

@@ -1,17 +1,18 @@
-package com.meloda.fast.api.network.account
+package com.meloda.fast.data.account
 
 import com.meloda.fast.api.base.ApiResponse
-import com.meloda.fast.api.network.Answer
+import com.meloda.fast.api.network.ApiAnswer
+import com.meloda.fast.api.network.account.AccountUrls
 import retrofit2.http.GET
 import retrofit2.http.POST
 import retrofit2.http.QueryMap
 
-interface AccountRepo {
+interface AccountApi {
 
     @GET(AccountUrls.SetOnline)
-    suspend fun setOnline(@QueryMap params: Map<String, String>): Answer<ApiResponse<Any>>
+    suspend fun setOnline(@QueryMap params: Map<String, String>): ApiAnswer<ApiResponse<Any>>
 
     @POST(AccountUrls.SetOffline)
-    suspend fun setOffline(@QueryMap params: Map<String, String>): Answer<ApiResponse<Any>>
+    suspend fun setOffline(@QueryMap params: Map<String, String>): ApiAnswer<ApiResponse<Any>>
 
 }

app/src/main/kotlin/com/meloda/fast/data/account/AccountsDao.kt

@@ -0,0 +1,18 @@
+package com.meloda.fast.data.account
+
+import androidx.room.Dao
+import androidx.room.Insert
+import androidx.room.OnConflictStrategy
+import androidx.room.Query
+import com.meloda.fast.model.AppAccount
+
+@Dao
+interface AccountsDao {
+
+    @Query("SELECT * FROM accounts")
+    suspend fun getAll(): List<AppAccount>
+
+    @Insert(onConflict = OnConflictStrategy.REPLACE)
+    suspend fun insert(values: List<AppAccount>)
+
+}

app/src/main/kotlin/com/meloda/fast/data/account/AccountsRepository.kt

@@ -0,0 +1,17 @@
+package com.meloda.fast.data.account
+
+import com.meloda.fast.api.network.account.AccountSetOfflineRequest
+import com.meloda.fast.api.network.account.AccountSetOnlineRequest
+
+class AccountsRepository(
+    private val accountApi: AccountApi,
+    private val accountsDao: AccountsDao
+) {
+
+    suspend fun setOnline(params: AccountSetOnlineRequest) = accountApi.setOnline(params.map)
+
+    suspend fun setOffline(params: AccountSetOfflineRequest) = accountApi.setOffline(params.map)
+
+
+
+}

app/src/main/kotlin/com/meloda/fast/data/audios/AudiosApi.kt

@@ -0,0 +1,28 @@
+package com.meloda.fast.data.audios
+
+import com.meloda.fast.api.base.ApiResponse
+import com.meloda.fast.api.model.base.attachments.BaseVkAudio
+import com.meloda.fast.api.network.ApiAnswer
+import com.meloda.fast.api.network.audio.AudiosGetUploadServerResponse
+import com.meloda.fast.api.network.audio.AudiosUploadResponse
+import com.meloda.fast.api.network.audio.AudiosUrls
+import okhttp3.MultipartBody
+import retrofit2.http.*
+
+interface AudiosApi {
+
+    @POST(AudiosUrls.GetUploadServer)
+    suspend fun getUploadServer(): ApiAnswer<ApiResponse<AudiosGetUploadServerResponse>>
+
+    @Multipart
+    @POST
+    suspend fun upload(
+        @Url url: String,
+        @Part file: MultipartBody.Part
+    ): ApiAnswer<AudiosUploadResponse>
+
+    @FormUrlEncoded
+    @POST(AudiosUrls.Save)
+    suspend fun save(@FieldMap map: Map<String, String>): ApiAnswer<ApiResponse<BaseVkAudio>>
+
+}

app/src/main/kotlin/com/meloda/fast/data/audios/AudiosRepository.kt

@@ -0,0 +1,21 @@
+package com.meloda.fast.data.audios
+
+import okhttp3.MultipartBody
+
+class AudiosRepository(
+    private val audiosApi: AudiosApi
+) {
+
+    suspend fun getUploadServer() = audiosApi.getUploadServer()
+
+    suspend fun upload(url: String, file: MultipartBody.Part) = audiosApi.upload(url, file)
+
+    suspend fun save(server: Int, audio: String, hash: String) = audiosApi.save(
+        mapOf(
+            "server" to server.toString(),
+            "audio" to audio,
+            "hash" to hash
+        )
+    )
+
+}

app/src/main/kotlin/com/meloda/fast/data/auth/AuthApi.kt

@@ -0,0 +1,19 @@
+package com.meloda.fast.data.auth
+
+import com.meloda.fast.api.network.ApiAnswer
+import com.meloda.fast.api.network.auth.AuthDirectResponse
+import com.meloda.fast.api.network.auth.AuthUrls
+import com.meloda.fast.api.network.auth.SendSmsResponse
+import retrofit2.http.GET
+import retrofit2.http.Query
+import retrofit2.http.QueryMap
+
+interface AuthApi {
+
+    @GET(AuthUrls.DirectAuth)
+    suspend fun auth(@QueryMap param: Map<String, String?>): ApiAnswer<AuthDirectResponse>
+
+    @GET(AuthUrls.SendSms)
+    suspend fun sendSms(@Query("sid") validationSid: String): ApiAnswer<SendSmsResponse>
+
+}

app/src/main/kotlin/com/meloda/fast/data/auth/AuthRepository.kt

@@ -0,0 +1,14 @@
+package com.meloda.fast.data.auth
+
+import com.meloda.fast.api.network.auth.AuthDirectRequest
+
+class AuthRepository(
+    private val authApi: AuthApi
+) {
+
+    suspend fun auth(params: AuthDirectRequest) = authApi.auth(params.map)
+
+    suspend fun sendSms(validationSid: String) = authApi.sendSms(validationSid)
+
+
+}

app/src/main/kotlin/com/meloda/fast/data/conversations/ConversationsApi.kt

@@ -0,0 +1,33 @@
+package com.meloda.fast.data.conversations
+
+import com.meloda.fast.api.base.ApiResponse
+import com.meloda.fast.api.network.ApiAnswer
+import com.meloda.fast.api.network.conversations.ConversationsGetResponse
+import com.meloda.fast.api.network.conversations.ConversationsUrls
+import retrofit2.http.FieldMap
+import retrofit2.http.FormUrlEncoded
+import retrofit2.http.POST
+
+interface ConversationsApi {
+
+    @FormUrlEncoded
+    @POST(ConversationsUrls.Get)
+    suspend fun get(@FieldMap params: Map<String, String>): ApiAnswer<ApiResponse<ConversationsGetResponse>>
+
+    @FormUrlEncoded
+    @POST(ConversationsUrls.Delete)
+    suspend fun delete(@FieldMap params: Map<String, String>): ApiAnswer<ApiResponse<Any>>
+
+    @FormUrlEncoded
+    @POST(ConversationsUrls.Pin)
+    suspend fun pin(@FieldMap params: Map<String, String>): ApiAnswer<ApiResponse<Any>>
+
+    @FormUrlEncoded
+    @POST(ConversationsUrls.Unpin)
+    suspend fun unpin(@FieldMap params: Map<String, String>): ApiAnswer<ApiResponse<Any>>
+
+    @FormUrlEncoded
+    @POST(ConversationsUrls.ReorderPinned)
+    suspend fun reorderPinned(@FieldMap params: Map<String, String>): ApiAnswer<ApiResponse<Any>>
+
+}

app/src/main/kotlin/com/meloda/fast/data/conversations/ConversationsDao.kt

@@ -1,4 +1,4 @@
-package com.meloda.fast.database.dao
+package com.meloda.fast.data.conversations
 
 import androidx.room.Dao
 import androidx.room.Insert
@@ -15,6 +15,4 @@ interface ConversationsDao {
     @Insert(onConflict = OnConflictStrategy.REPLACE)
     suspend fun insert(values: List<VkConversation>)
 
-    suspend fun insert(values: Array<out VkConversation>) = insert(values.toList())
-
 }

app/src/main/kotlin/com/meloda/fast/data/conversations/ConversationsRepository.kt

@@ -0,0 +1,25 @@
+package com.meloda.fast.data.conversations
+
+import com.meloda.fast.api.model.VkConversation
+import com.meloda.fast.api.network.conversations.ConversationsDeleteRequest
+import com.meloda.fast.api.network.conversations.ConversationsGetRequest
+import com.meloda.fast.api.network.conversations.ConversationsPinRequest
+import com.meloda.fast.api.network.conversations.ConversationsUnpinRequest
+import kotlinx.coroutines.sync.Mutex
+
+class ConversationsRepository(
+    private val conversationsApi: ConversationsApi,
+    private val conversationsDao: ConversationsDao
+) {
+
+    suspend fun get(params: ConversationsGetRequest) = conversationsApi.get(params.map)
+
+    suspend fun delete(params: ConversationsDeleteRequest) = conversationsApi.delete(params.map)
+
+    suspend fun pin(params: ConversationsPinRequest) = conversationsApi.pin(params.map)
+
+    suspend fun unpin(params: ConversationsUnpinRequest) = conversationsApi.unpin(params.map)
+
+    suspend fun store(conversations: List<VkConversation>) = conversationsDao.insert(conversations)
+
+}

app/src/main/kotlin/com/meloda/fast/data/files/FilesApi.kt

@@ -0,0 +1,33 @@
+package com.meloda.fast.data.files
+
+import com.meloda.fast.api.base.ApiResponse
+import com.meloda.fast.api.network.ApiAnswer
+import com.meloda.fast.api.network.files.FilesGetMessagesUploadServerResponse
+import com.meloda.fast.api.network.files.FilesSaveFileResponse
+import com.meloda.fast.api.network.files.FilesUploadFileResponse
+import com.meloda.fast.api.network.files.FilesUrls
+import okhttp3.MultipartBody
+import retrofit2.http.*
+
+interface FilesApi {
+
+    @FormUrlEncoded
+    @POST(FilesUrls.GetMessagesUploadServer)
+    suspend fun getUploadServer(
+        @FieldMap map: Map<String, String>
+    ): ApiAnswer<ApiResponse<FilesGetMessagesUploadServerResponse>>
+
+    @Multipart
+    @POST
+    suspend fun upload(
+        @Url url: String,
+        @Part file: MultipartBody.Part
+    ): ApiAnswer<FilesUploadFileResponse>
+
+    @FormUrlEncoded
+    @POST(FilesUrls.Save)
+    suspend fun save(
+        @FieldMap map: Map<String, String>
+    ): ApiAnswer<ApiResponse<FilesSaveFileResponse>>
+
+}

app/src/main/kotlin/com/meloda/fast/data/files/FilesRepository.kt

@@ -0,0 +1,30 @@
+package com.meloda.fast.data.files
+
+import com.google.gson.annotations.SerializedName
+import okhttp3.MultipartBody
+
+class FilesRepository(
+    private val filesApi: FilesApi
+) {
+
+    enum class FileType(val value: String) {
+        @SerializedName("doc")
+        File("doc"),
+
+        @SerializedName("audio_message")
+        VoiceMessage("audio_message")
+    }
+
+    suspend fun getMessagesUploadServer(peerId: Int, type: FileType) =
+        filesApi.getUploadServer(
+            mapOf(
+                "peer_id" to peerId.toString(),
+                "type" to type.value
+            )
+        )
+
+    suspend fun uploadFile(url: String, file: MultipartBody.Part) = filesApi.upload(url, file)
+
+    suspend fun saveMessageFile(file: String) = filesApi.save(mapOf("file" to file))
+
+}

app/src/main/kotlin/com/meloda/fast/data/groups/GroupsDao.kt

@@ -1,4 +1,4 @@
-package com.meloda.fast.database.dao
+package com.meloda.fast.data.groups
 
 import androidx.room.Dao
 import androidx.room.Insert

app/src/main/kotlin/com/meloda/fast/data/groups/GroupsRepository.kt

@@ -0,0 +1,6 @@
+package com.meloda.fast.data.groups
+
+class GroupsRepository(
+    private val groupsDao: GroupsDao
+) {
+}

app/src/main/kotlin/com/meloda/fast/data/longpoll/LongPollApi.kt

@@ -1,17 +1,17 @@
-package com.meloda.fast.api.network.longpoll
+package com.meloda.fast.data.longpoll
 
 import com.google.gson.JsonObject
-import com.meloda.fast.api.network.Answer
+import com.meloda.fast.api.network.ApiAnswer
 import retrofit2.http.GET
 import retrofit2.http.QueryMap
 import retrofit2.http.Url
 
-interface LongPollRepo {
+interface LongPollApi {
 
     @GET
     suspend fun getResponse(
         @Url serverUrl: String,
         @QueryMap params: Map<String, String>
-    ): Answer<JsonObject>
+    ): ApiAnswer<JsonObject>
 
 }

app/src/main/kotlin/com/meloda/fast/data/messages/MessagesApi.kt

@@ -1,49 +1,56 @@
-package com.meloda.fast.api.network.messages
+package com.meloda.fast.data.messages
 
 import com.meloda.fast.api.base.ApiResponse
 import com.meloda.fast.api.model.base.BaseVkLongPoll
 import com.meloda.fast.api.model.base.BaseVkMessage
-import com.meloda.fast.api.network.Answer
+import com.meloda.fast.api.network.ApiAnswer
+import com.meloda.fast.api.network.messages.MessagesGetByIdResponse
+import com.meloda.fast.api.network.messages.MessagesGetHistoryResponse
+import com.meloda.fast.api.network.messages.MessagesUrls
 import retrofit2.http.FieldMap
 import retrofit2.http.FormUrlEncoded
 import retrofit2.http.POST
 
-interface MessagesRepo {
+interface MessagesApi {
 
     @FormUrlEncoded
     @POST(MessagesUrls.GetHistory)
-    suspend fun getHistory(@FieldMap params: Map<String, String>): Answer<ApiResponse<MessagesGetHistoryResponse>>
+    suspend fun getHistory(@FieldMap params: Map<String, String>): ApiAnswer<ApiResponse<MessagesGetHistoryResponse>>
 
     @FormUrlEncoded
     @POST(MessagesUrls.Send)
-    suspend fun send(@FieldMap params: Map<String, String>): Answer<ApiResponse<Int>>
+    suspend fun send(@FieldMap params: Map<String, String>): ApiAnswer<ApiResponse<Int>>
 
     @FormUrlEncoded
     @POST(MessagesUrls.MarkAsImportant)
-    suspend fun markAsImportant(@FieldMap params: Map<String, String>): Answer<ApiResponse<List<Int>>>
+    suspend fun markAsImportant(@FieldMap params: Map<String, String>): ApiAnswer<ApiResponse<List<Int>>>
 
     @FormUrlEncoded
     @POST(MessagesUrls.GetLongPollServer)
-    suspend fun getLongPollServer(@FieldMap params: Map<String, String>): Answer<ApiResponse<BaseVkLongPoll>>
+    suspend fun getLongPollServer(@FieldMap params: Map<String, String>): ApiAnswer<ApiResponse<BaseVkLongPoll>>
 
     @FormUrlEncoded
     @POST(MessagesUrls.Pin)
-    suspend fun pin(@FieldMap params: Map<String, String>): Answer<ApiResponse<BaseVkMessage>>
+    suspend fun pin(@FieldMap params: Map<String, String>): ApiAnswer<ApiResponse<BaseVkMessage>>
 
     @FormUrlEncoded
     @POST(MessagesUrls.Unpin)
-    suspend fun unpin(@FieldMap params: Map<String, String>): Answer<ApiResponse<Any>>
+    suspend fun unpin(@FieldMap params: Map<String, String>): ApiAnswer<ApiResponse<Any>>
 
     @FormUrlEncoded
     @POST(MessagesUrls.Delete)
-    suspend fun delete(@FieldMap params: Map<String, String>): Answer<ApiResponse<Any>>
+    suspend fun delete(@FieldMap params: Map<String, String>): ApiAnswer<ApiResponse<Any>>
 
     @FormUrlEncoded
     @POST(MessagesUrls.Edit)
-    suspend fun edit(@FieldMap params: Map<String, String>): Answer<ApiResponse<Any>>
+    suspend fun edit(@FieldMap params: Map<String, String>): ApiAnswer<ApiResponse<Any>>
 
     @FormUrlEncoded
     @POST(MessagesUrls.GetById)
-    suspend fun getById(@FieldMap params: Map<String, String>): Answer<ApiResponse<MessagesGetByIdResponse>>
+    suspend fun getById(@FieldMap params: Map<String, String>): ApiAnswer<ApiResponse<MessagesGetByIdResponse>>
+
+    @FormUrlEncoded
+    @POST(MessagesUrls.MarkAsRead)
+    suspend fun markAsRead(@FieldMap params: Map<String, String>): ApiAnswer<ApiResponse<Int>>
 
 }

app/src/main/kotlin/com/meloda/fast/data/messages/MessagesDao.kt

@@ -1,4 +1,4 @@
-package com.meloda.fast.database.dao
+package com.meloda.fast.data.messages
 
 import androidx.room.Dao
 import androidx.room.Insert

app/src/main/kotlin/com/meloda/fast/data/messages/MessagesRepository.kt

@@ -0,0 +1,65 @@
+package com.meloda.fast.data.messages
+
+import com.meloda.fast.api.model.VkMessage
+import com.meloda.fast.api.network.longpoll.LongPollGetUpdatesRequest
+import com.meloda.fast.data.longpoll.LongPollApi
+import com.meloda.fast.api.network.messages.*
+
+class MessagesRepository(
+    private val messagesApi: MessagesApi,
+    private val messagesDao: MessagesDao,
+    private val longPollApi: LongPollApi
+) {
+
+    suspend fun store(messages: List<VkMessage>) = messagesDao.insert(messages)
+
+    suspend fun getCached(peerId: Int) = messagesDao.getByPeerId(peerId)
+
+    suspend fun getHistory(params: MessagesGetHistoryRequest) =
+        messagesApi.getHistory(params.map)
+
+    suspend fun send(params: MessagesSendRequest) =
+        messagesApi.send(params.map)
+
+    suspend fun markAsImportant(params: MessagesMarkAsImportantRequest) =
+        messagesApi.markAsImportant(params.map)
+
+    suspend fun getLongPollServer(params: MessagesGetLongPollServerRequest) =
+        messagesApi.getLongPollServer(params.map)
+
+    suspend fun pin(params: MessagesPinMessageRequest) =
+        messagesApi.pin(params.map)
+
+    suspend fun unpin(params: MessagesUnPinMessageRequest) =
+        messagesApi.unpin(params.map)
+
+    suspend fun delete(params: MessagesDeleteRequest) =
+        messagesApi.delete(params.map)
+
+    suspend fun edit(params: MessagesEditRequest) =
+        messagesApi.edit(params.map)
+
+    suspend fun getLongPollUpdates(
+        serverUrl: String,
+        params: LongPollGetUpdatesRequest
+    ) = longPollApi.getResponse(serverUrl, params.map)
+
+    suspend fun getById(params: MessagesGetByIdRequest) =
+        messagesApi.getById(params.map)
+
+    suspend fun markAsRead(
+        peerId: Int,
+        messagesIds: List<Int>? = null,
+        startMessageId: Int? = null
+    ) = messagesApi.markAsRead(
+        mutableMapOf("peer_id" to peerId.toString()).apply {
+            messagesIds?.let {
+                this["message_ids"] = messagesIds.joinToString { it.toString() }
+            }
+            startMessageId?.let {
+                this["start_message_id"] = it.toString()
+            }
+        }
+    )
+
+}

app/src/main/kotlin/com/meloda/fast/data/ota/OtaApi.kt

@@ -0,0 +1,26 @@
+package com.meloda.fast.data.ota
+
+import com.meloda.fast.api.base.ApiResponse
+import com.meloda.fast.api.network.ApiAnswer
+import com.meloda.fast.api.network.ota.OtaGetLatestReleaseResponse
+import com.meloda.fast.api.network.ota.OtaUrls
+import com.meloda.fast.model.UpdateActualUrl
+import retrofit2.http.GET
+import retrofit2.http.Header
+import retrofit2.http.Query
+import retrofit2.http.Url
+
+interface OtaApi {
+
+    @GET(OtaUrls.GetActualUrl)
+    suspend fun getActualUrl(): ApiAnswer<UpdateActualUrl>
+
+    @GET
+    suspend fun getLatestRelease(
+        @Url url: String,
+        @Query("productId") productId: Int = 28,
+        @Query("branchId") branchId: Int = 10,
+        @Header("Secret-Code") secretCode: String
+    ): ApiAnswer<ApiResponse<OtaGetLatestReleaseResponse>>
+
+}

app/src/main/kotlin/com/meloda/fast/data/photos/PhotosApi.kt

@@ -0,0 +1,33 @@
+package com.meloda.fast.data.photos
+
+import com.meloda.fast.api.base.ApiResponse
+import com.meloda.fast.api.model.base.attachments.BaseVkPhoto
+import com.meloda.fast.api.network.ApiAnswer
+import com.meloda.fast.api.network.photos.PhotoUrls
+import com.meloda.fast.api.network.photos.PhotosGetMessagesUploadServerResponse
+import com.meloda.fast.api.network.photos.PhotosUploadPhotoResponse
+import okhttp3.MultipartBody
+import retrofit2.http.*
+
+interface PhotosApi {
+
+    @FormUrlEncoded
+    @POST(PhotoUrls.GetMessagesUploadServer)
+    suspend fun getUploadServer(
+        @FieldMap map: Map<String, String>
+    ): ApiAnswer<ApiResponse<PhotosGetMessagesUploadServerResponse>>
+
+    @Multipart
+    @POST
+    suspend fun upload(
+        @Url url: String,
+        @Part photo: MultipartBody.Part
+    ): ApiAnswer<PhotosUploadPhotoResponse>
+
+    @FormUrlEncoded
+    @POST(PhotoUrls.SaveMessagePhoto)
+    suspend fun save(
+        @FieldMap map: Map<String, String>
+    ): ApiAnswer<ApiResponse<List<BaseVkPhoto>>>
+
+}

app/src/main/kotlin/com/meloda/fast/data/photos/PhotosRepository.kt

@@ -0,0 +1,18 @@
+package com.meloda.fast.data.photos
+
+import com.meloda.fast.api.network.photos.PhotosSaveMessagePhotoRequest
+import okhttp3.MultipartBody
+
+class PhotosRepository(
+    private val photosApi: PhotosApi
+) {
+
+    suspend fun getMessagesUploadServer(peerId: Int) =
+        photosApi.getUploadServer(mapOf("peer_id" to peerId.toString()))
+
+    suspend fun uploadPhoto(url: String, photo: MultipartBody.Part) = photosApi.upload(url, photo)
+
+    suspend fun saveMessagePhoto(body: PhotosSaveMessagePhotoRequest) =
+        photosApi.save(body.map)
+
+}

app/src/main/kotlin/com/meloda/fast/data/users/UsersApi.kt

@@ -1,18 +1,19 @@
-package com.meloda.fast.api.network.users
+package com.meloda.fast.data.users
 
 import com.meloda.fast.api.base.ApiResponse
 import com.meloda.fast.api.model.base.BaseVkUser
-import com.meloda.fast.api.network.Answer
+import com.meloda.fast.api.network.ApiAnswer
+import com.meloda.fast.api.network.users.UsersUrls
 import retrofit2.http.FieldMap
 import retrofit2.http.FormUrlEncoded
 import retrofit2.http.POST
 
-interface UsersRepo {
+interface UsersApi {
 
     @FormUrlEncoded
     @POST(UsersUrls.GetById)
     suspend fun getById(
         @FieldMap params: Map<String, String>?
-    ): Answer<ApiResponse<List<BaseVkUser>>>
+    ): ApiAnswer<ApiResponse<List<BaseVkUser>>>
 
 }

app/src/main/kotlin/com/meloda/fast/data/users/UsersDao.kt

@@ -1,4 +1,4 @@
-package com.meloda.fast.database.dao
+package com.meloda.fast.data.users
 
 import androidx.room.Dao
 import androidx.room.Insert

app/src/main/kotlin/com/meloda/fast/data/users/UsersRepository.kt

@@ -0,0 +1,17 @@
+package com.meloda.fast.data.users
+
+import com.meloda.fast.api.model.VkUser
+import com.meloda.fast.api.network.users.UsersGetRequest
+
+class UsersRepository(
+    private val usersApi: UsersApi,
+    private val usersDao: UsersDao
+) {
+
+    suspend fun getById(params: UsersGetRequest) = usersApi.getById(params.map)
+
+    suspend fun storeUsers(users: List<VkUser>) {
+        usersDao.insert(users)
+    }
+
+}

app/src/main/kotlin/com/meloda/fast/data/videos/VideosApi.kt

@@ -0,0 +1,26 @@
+package com.meloda.fast.data.videos
+
+import com.meloda.fast.api.base.ApiResponse
+import com.meloda.fast.api.network.ApiAnswer
+import com.meloda.fast.api.network.videos.VideosSaveResponse
+import com.meloda.fast.api.network.videos.VideosUploadResponse
+import com.meloda.fast.api.network.videos.VideosUrls
+import okhttp3.MultipartBody
+import retrofit2.http.Multipart
+import retrofit2.http.POST
+import retrofit2.http.Part
+import retrofit2.http.Url
+
+interface VideosApi {
+
+    @POST(VideosUrls.Save)
+    suspend fun save(): ApiAnswer<ApiResponse<VideosSaveResponse>>
+
+    @Multipart
+    @POST
+    suspend fun upload(
+        @Url url: String,
+        @Part file: MultipartBody.Part
+    ): ApiAnswer<VideosUploadResponse>
+
+}

app/src/main/kotlin/com/meloda/fast/data/videos/VideosRepository.kt

@@ -0,0 +1,13 @@
+package com.meloda.fast.data.videos
+
+import okhttp3.MultipartBody
+
+class VideosRepository(
+    private val videosApi: VideosApi
+) {
+
+    suspend fun save() = videosApi.save()
+
+    suspend fun upload(url: String, file: MultipartBody.Part) = videosApi.upload(url, file)
+
+}

app/src/main/kotlin/com/meloda/fast/database/AppDatabase.kt

@@ -1,5 +1,6 @@
 package com.meloda.fast.database
 
+import androidx.room.AutoMigration
 import androidx.room.Database
 import androidx.room.RoomDatabase
 import androidx.room.TypeConverters
@@ -7,27 +8,34 @@ import com.meloda.fast.api.model.VkConversation
 import com.meloda.fast.api.model.VkGroup
 import com.meloda.fast.api.model.VkMessage
 import com.meloda.fast.api.model.VkUser
-import com.meloda.fast.database.dao.ConversationsDao
-import com.meloda.fast.database.dao.GroupsDao
-import com.meloda.fast.database.dao.MessagesDao
-import com.meloda.fast.database.dao.UsersDao
+import com.meloda.fast.data.account.AccountsDao
+import com.meloda.fast.data.conversations.ConversationsDao
+import com.meloda.fast.data.groups.GroupsDao
+import com.meloda.fast.data.messages.MessagesDao
+import com.meloda.fast.data.users.UsersDao
+import com.meloda.fast.model.AppAccount
 
 @Database(
     entities = [
+        AppAccount::class,
         VkConversation::class,
         VkMessage::class,
         VkUser::class,
         VkGroup::class
     ],
-    version = 28,
-    exportSchema = false,
+    version = 34,
+    exportSchema = true,
+    autoMigrations = [
+        AutoMigration(from = 33, to = 34)
+    ]
 )
 @TypeConverters(Converters::class)
 abstract class AppDatabase : RoomDatabase() {
 
-    abstract fun conversationsDao(): ConversationsDao
-    abstract fun messagesDao(): MessagesDao
-    abstract fun usersDao(): UsersDao
-    abstract fun groupsDao(): GroupsDao
+    abstract val accountsDao: AccountsDao
+    abstract val conversationsDao: ConversationsDao
+    abstract val messagesDao: MessagesDao
+    abstract val usersDao: UsersDao
+    abstract val groupsDao: GroupsDao
 
 }

app/src/main/kotlin/com/meloda/fast/database/Converters.kt

@@ -4,6 +4,7 @@ import androidx.room.TypeConverter
 import com.google.gson.Gson
 import com.meloda.fast.api.model.VkMessage
 import com.meloda.fast.api.model.attachments.VkAttachment
+import com.meloda.fast.api.model.base.BaseVkMessage
 import org.json.JSONObject
 
 @Suppress("UnnecessaryVariable")
@@ -13,6 +14,24 @@ class Converters {
         private const val CACHE_SEPARATOR = "fastkruta228355"
     }
 
+    @TypeConverter
+    fun fromGeoToString(geo: BaseVkMessage.Geo?): String? {
+        if (geo == null) return null
+
+        val string = Gson().toJson(geo)
+
+        return string
+    }
+
+    @TypeConverter
+    fun fromStringToGeo(string: String?): BaseVkMessage.Geo? {
+        if (string == null) return null
+
+        val geo = Gson().fromJson(string, BaseVkMessage.Geo::class.java)
+
+        return geo
+    }
+
     @TypeConverter
     fun fromListVkMessageToString(messages: List<VkMessage>?): String? {
         if (messages == null) return null
@@ -49,7 +68,9 @@ class Converters {
     fun fromStringToVkMessage(string: String?): VkMessage? {
         if (string == null) return null
 
-        return Gson().fromJson(string, VkMessage::class.java)
+        val message = Gson().fromJson(string, VkMessage::class.java)
+
+        return message
     }
 
     @TypeConverter
@@ -82,7 +103,9 @@ class Converters {
     fun fromVkAttachmentToString(attachment: VkAttachment?): String? {
         if (attachment == null) return null
 
-        return Gson().toJson(attachment)
+        val string = Gson().toJson(attachment)
+
+        return string
     }
 
     @TypeConverter
@@ -91,6 +114,8 @@ class Converters {
 
         val className = JSONObject(string).optString("className")
 
-        return Gson().fromJson(string, Class.forName(className)) as VkAttachment?
+        val attachment = Gson().fromJson(string, Class.forName(className)) as? VkAttachment?
+
+        return attachment
     }
 }

app/src/main/kotlin/com/meloda/fast/di/DataModule.kt

@@ -0,0 +1,103 @@
+package com.meloda.fast.di
+
+import com.meloda.fast.data.longpoll.LongPollApi
+import com.meloda.fast.data.account.AccountApi
+import com.meloda.fast.data.account.AccountsDao
+import com.meloda.fast.data.account.AccountsRepository
+import com.meloda.fast.data.audios.AudiosApi
+import com.meloda.fast.data.audios.AudiosRepository
+import com.meloda.fast.data.auth.AuthApi
+import com.meloda.fast.data.auth.AuthRepository
+import com.meloda.fast.data.conversations.ConversationsApi
+import com.meloda.fast.data.conversations.ConversationsDao
+import com.meloda.fast.data.conversations.ConversationsRepository
+import com.meloda.fast.data.files.FilesApi
+import com.meloda.fast.data.files.FilesRepository
+import com.meloda.fast.data.groups.GroupsDao
+import com.meloda.fast.data.groups.GroupsRepository
+import com.meloda.fast.data.messages.MessagesApi
+import com.meloda.fast.data.messages.MessagesDao
+import com.meloda.fast.data.messages.MessagesRepository
+import com.meloda.fast.data.photos.PhotosApi
+import com.meloda.fast.data.photos.PhotosRepository
+import com.meloda.fast.data.users.UsersApi
+import com.meloda.fast.data.users.UsersDao
+import com.meloda.fast.data.users.UsersRepository
+import com.meloda.fast.data.videos.VideosApi
+import com.meloda.fast.data.videos.VideosRepository
+import dagger.Module
+import dagger.Provides
+import dagger.hilt.InstallIn
+import dagger.hilt.components.SingletonComponent
+import javax.inject.Singleton
+
+@InstallIn(SingletonComponent::class)
+@Module
+object DataModule {
+
+    @Singleton
+    @Provides
+    fun provideConversationsRepository(
+        conversationsApi: ConversationsApi,
+        conversationsDao: ConversationsDao
+    ): ConversationsRepository = ConversationsRepository(conversationsApi, conversationsDao)
+
+    @Singleton
+    @Provides
+    fun provideMessagesRepository(
+        messagesApi: MessagesApi,
+        messagesDao: MessagesDao,
+        longPollApi: LongPollApi
+    ): MessagesRepository = MessagesRepository(messagesApi, messagesDao, longPollApi)
+
+    @Singleton
+    @Provides
+    fun provideUsersRepository(
+        usersApi: UsersApi,
+        usersDao: UsersDao
+    ): UsersRepository = UsersRepository(usersApi, usersDao)
+
+    @Singleton
+    @Provides
+    fun provideGroupsRepository(
+        groupsDao: GroupsDao
+    ): GroupsRepository = GroupsRepository(groupsDao)
+
+    @Singleton
+    @Provides
+    fun provideAuthRepository(
+        authApi: AuthApi
+    ): AuthRepository = AuthRepository(authApi)
+
+    @Singleton
+    @Provides
+    fun provideAccountsRepository(
+        accountApi: AccountApi,
+        accountsDao: AccountsDao
+    ): AccountsRepository = AccountsRepository(accountApi, accountsDao)
+
+    @Singleton
+    @Provides
+    fun providePhotosRepository(
+        photosApi: PhotosApi
+    ): PhotosRepository = PhotosRepository(photosApi)
+
+    @Singleton
+    @Provides
+    fun provideVideosRepository(
+        videosApi: VideosApi
+    ): VideosRepository = VideosRepository(videosApi)
+
+    @Singleton
+    @Provides
+    fun provideAudiosRepository(
+        audiosApi: AudiosApi
+    ): AudiosRepository = AudiosRepository(audiosApi)
+
+    @Singleton
+    @Provides
+    fun provideFilesRepository(
+        filesApi: FilesApi
+    ): FilesRepository = FilesRepository(filesApi)
+
+}

app/src/main/kotlin/com/meloda/fast/di/DatabaseModule.kt

@@ -1,11 +1,12 @@
 package com.meloda.fast.di
 
 import com.meloda.fast.common.AppGlobal
+import com.meloda.fast.data.account.AccountsDao
+import com.meloda.fast.data.conversations.ConversationsDao
+import com.meloda.fast.data.groups.GroupsDao
+import com.meloda.fast.data.messages.MessagesDao
+import com.meloda.fast.data.users.UsersDao
 import com.meloda.fast.database.AppDatabase
-import com.meloda.fast.database.dao.ConversationsDao
-import com.meloda.fast.database.dao.GroupsDao
-import com.meloda.fast.database.dao.MessagesDao
-import com.meloda.fast.database.dao.UsersDao
 import dagger.Module
 import dagger.Provides
 import dagger.hilt.InstallIn
@@ -23,22 +24,27 @@ object DatabaseModule {
 
     @Provides
     @Singleton
-    fun provideUsersDao(appDatabase: AppDatabase): UsersDao =
-        appDatabase.usersDao()
+    fun provideAccountsDao(appDatabase: AppDatabase): AccountsDao =
+        appDatabase.accountsDao
 
     @Provides
     @Singleton
     fun provideConversationsDao(appDatabase: AppDatabase): ConversationsDao =
-        appDatabase.conversationsDao()
+        appDatabase.conversationsDao
 
     @Provides
     @Singleton
     fun provideMessagesDao(appDatabase: AppDatabase): MessagesDao =
-        appDatabase.messagesDao()
+        appDatabase.messagesDao
+
+    @Provides
+    @Singleton
+    fun provideUsersDao(appDatabase: AppDatabase): UsersDao =
+        appDatabase.usersDao
 
     @Provides
     @Singleton
     fun provideGroupsDao(appDatabase: AppDatabase): GroupsDao =
-        appDatabase.groupsDao()
+        appDatabase.groupsDao
 
 }

app/src/main/kotlin/com/meloda/fast/di/NetworkModule.kt

@@ -1,24 +1,27 @@
 package com.meloda.fast.di
 
+import com.chuckerteam.chucker.api.ChuckerCollector
+import com.chuckerteam.chucker.api.ChuckerInterceptor
 import com.google.gson.Gson
 import com.google.gson.GsonBuilder
-import com.meloda.fast.api.LongPollUpdatesParser
+import com.meloda.fast.api.longpoll.LongPollUpdatesParser
 import com.meloda.fast.api.network.AuthInterceptor
 import com.meloda.fast.api.network.ResultCallFactory
-import com.meloda.fast.api.network.account.AccountDataSource
-import com.meloda.fast.api.network.account.AccountRepo
-import com.meloda.fast.api.network.auth.AuthDataSource
-import com.meloda.fast.api.network.auth.AuthRepo
-import com.meloda.fast.api.network.conversations.ConversationsDataSource
-import com.meloda.fast.api.network.conversations.ConversationsRepo
-import com.meloda.fast.api.network.longpoll.LongPollRepo
-import com.meloda.fast.api.network.messages.MessagesDataSource
-import com.meloda.fast.api.network.messages.MessagesRepo
-import com.meloda.fast.api.network.users.UsersDataSource
-import com.meloda.fast.api.network.users.UsersRepo
-import com.meloda.fast.database.dao.ConversationsDao
-import com.meloda.fast.database.dao.MessagesDao
-import com.meloda.fast.database.dao.UsersDao
+import com.meloda.fast.api.network.VkUrls
+import com.meloda.fast.common.AppGlobal
+import com.meloda.fast.common.UpdateManager
+import com.meloda.fast.data.account.AccountApi
+import com.meloda.fast.data.audios.AudiosApi
+import com.meloda.fast.data.auth.AuthApi
+import com.meloda.fast.data.conversations.ConversationsApi
+import com.meloda.fast.data.files.FilesApi
+import com.meloda.fast.data.longpoll.LongPollApi
+import com.meloda.fast.data.messages.MessagesApi
+import com.meloda.fast.data.messages.MessagesRepository
+import com.meloda.fast.data.ota.OtaApi
+import com.meloda.fast.data.photos.PhotosApi
+import com.meloda.fast.data.users.UsersApi
+import com.meloda.fast.data.videos.VideosApi
 import dagger.Module
 import dagger.Provides
 import dagger.hilt.InstallIn
@@ -34,18 +37,68 @@ import javax.inject.Singleton
 @Module
 object NetworkModule {
 
+    /*
+
+    val chuckerCollector = ChuckerCollector(
+        context = this,
+        // Toggles visibility of the notification
+        showNotification = true,
+        // Allows to customize the retention period of collected data
+        retentionPeriod = RetentionManager.Period.ONE_HOUR
+)
+
+// Create the Interceptor
+val chuckerInterceptor = ChuckerInterceptor.Builder(context)
+        // The previously created Collector
+        .collector(chuckerCollector)
+        // The max body content length in bytes, after this responses will be truncated.
+        .maxContentLength(250_000L)
+        // List of headers to replace with ** in the Chucker UI
+        .redactHeaders("Auth-Token", "Bearer")
+        // Read the whole response body even when the client does not consume the response completely.
+        // This is useful in case of parsing errors or when the response body
+        // is closed before being read like in Retrofit with Void and Unit types.
+        .alwaysReadResponseBody(true)
+        // Use decoder when processing request and response bodies. When multiple decoders are installed they
+        // are applied in an order they were added.
+        .addBodyDecoder(decoder)
+        // Controls Android shortcut creation. Available in SNAPSHOTS versions only at the moment
+        .createShortcut(true)
+        .build()
+     */
+
     @Singleton
     @Provides
-    fun provideOkHttpClient(authInterceptor: AuthInterceptor): OkHttpClient = OkHttpClient.Builder()
-        .connectTimeout(20, TimeUnit.SECONDS)
-        .readTimeout(30, TimeUnit.SECONDS)
-        .writeTimeout(20, TimeUnit.SECONDS)
-        .addInterceptor(authInterceptor)
-        .followRedirects(true)
-        .followSslRedirects(true)
-        .addInterceptor(HttpLoggingInterceptor().apply {
-            level = HttpLoggingInterceptor.Level.BODY
-        }).build()
+    fun provideChuckerCollector(): ChuckerCollector =
+        ChuckerCollector(AppGlobal.Instance)
+
+    @Singleton
+    @Provides
+    fun provideChuckerInterceptor(
+        chuckerCollector: ChuckerCollector
+    ): ChuckerInterceptor =
+        ChuckerInterceptor.Builder(AppGlobal.Instance)
+            .collector(chuckerCollector)
+            .build()
+
+    @Singleton
+    @Provides
+    fun provideOkHttpClient(
+        authInterceptor: AuthInterceptor,
+        chuckerInterceptor: ChuckerInterceptor
+    ): OkHttpClient =
+        OkHttpClient.Builder()
+            .connectTimeout(20, TimeUnit.SECONDS)
+            .readTimeout(30, TimeUnit.SECONDS)
+            .addInterceptor(authInterceptor)
+            .addInterceptor(chuckerInterceptor)
+            .followRedirects(true)
+            .followSslRedirects(true)
+            .addInterceptor(
+                HttpLoggingInterceptor().apply {
+                    level = HttpLoggingInterceptor.Level.BODY
+                }
+            ).build()
 
     @Singleton
     @Provides
@@ -59,7 +112,7 @@ object NetworkModule {
         client: OkHttpClient,
         gson: Gson
     ): Retrofit = Retrofit.Builder()
-        .baseUrl("https://api.vk.com/")
+        .baseUrl("${VkUrls.API}/")
         .addConverterFactory(GsonConverterFactory.create(gson))
         .addCallAdapterFactory(ResultCallFactory())
         .client(client)
@@ -71,73 +124,67 @@ object NetworkModule {
 
     @Provides
     @Singleton
-    fun provideAuthRepo(retrofit: Retrofit): AuthRepo =
-        retrofit.create(AuthRepo::class.java)
+    fun provideAuthApi(retrofit: Retrofit): AuthApi =
+        retrofit.create(AuthApi::class.java)
 
     @Provides
     @Singleton
-    fun provideConversationsRepo(retrofit: Retrofit): ConversationsRepo =
-        retrofit.create(ConversationsRepo::class.java)
+    fun provideConversationsApi(retrofit: Retrofit): ConversationsApi =
+        retrofit.create(ConversationsApi::class.java)
 
     @Provides
     @Singleton
-    fun provideUsersRepo(retrofit: Retrofit): UsersRepo =
-        retrofit.create(UsersRepo::class.java)
+    fun provideUsersApi(retrofit: Retrofit): UsersApi =
+        retrofit.create(UsersApi::class.java)
 
     @Provides
     @Singleton
-    fun provideMessagesRepo(retrofit: Retrofit): MessagesRepo =
-        retrofit.create(MessagesRepo::class.java)
+    fun provideMessagesApi(retrofit: Retrofit): MessagesApi =
+        retrofit.create(MessagesApi::class.java)
 
     @Provides
     @Singleton
-    fun provideLongPollRepo(retrofit: Retrofit): LongPollRepo =
-        retrofit.create(LongPollRepo::class.java)
+    fun provideLongPollApi(retrofit: Retrofit): LongPollApi =
+        retrofit.create(LongPollApi::class.java)
 
     @Provides
     @Singleton
-    fun provideAuthDataSource(
-        repo: AuthRepo
-    ): AuthDataSource = AuthDataSource(repo)
+    fun provideLongPollUpdatesParser(messagesRepository: MessagesRepository): LongPollUpdatesParser =
+        LongPollUpdatesParser(messagesRepository)
 
     @Provides
     @Singleton
-    fun provideUsersDataSource(
-        repo: UsersRepo,
-        dao: UsersDao
-    ): UsersDataSource = UsersDataSource(repo, dao)
+    fun provideAccountApi(retrofit: Retrofit): AccountApi =
+        retrofit.create(AccountApi::class.java)
 
     @Provides
     @Singleton
-    fun provideConversationsDataSource(
-        repo: ConversationsRepo,
-        dao: ConversationsDao
-    ): ConversationsDataSource = ConversationsDataSource(repo, dao)
+    fun provideOtaApi(retrofit: Retrofit): OtaApi =
+        retrofit.create(OtaApi::class.java)
 
     @Provides
     @Singleton
-    fun provideMessagesDataSource(
-        messagesRepo: MessagesRepo,
-        messagesDao: MessagesDao,
-        longPollRepo: LongPollRepo
-    ): MessagesDataSource = MessagesDataSource(
-        messagesRepo = messagesRepo,
-        messagesDao = messagesDao,
-        longPollRepo = longPollRepo
-    )
+    fun provideUpdateManager(otaApi: OtaApi): UpdateManager =
+        UpdateManager(otaApi)
 
     @Provides
     @Singleton
-    fun provideLongPollUpdatesParser(messagesDataSource: MessagesDataSource): LongPollUpdatesParser =
-        LongPollUpdatesParser(messagesDataSource)
+    fun providePhotosApi(retrofit: Retrofit): PhotosApi =
+        retrofit.create(PhotosApi::class.java)
 
     @Provides
     @Singleton
-    fun provideAccountRepo(retrofit: Retrofit): AccountRepo =
-        retrofit.create(AccountRepo::class.java)
+    fun provideVideosApi(retrofit: Retrofit): VideosApi =
+        retrofit.create(VideosApi::class.java)
 
     @Provides
     @Singleton
-    fun provideAccountDataSource(repo: AccountRepo): AccountDataSource =
-        AccountDataSource(repo)
+    fun provideAudiosApi(retrofit: Retrofit): AudiosApi =
+        retrofit.create(AudiosApi::class.java)
+
+    @Provides
+    @Singleton
+    fun provideFilesApi(retrofit: Retrofit): FilesApi =
+        retrofit.create(FilesApi::class.java)
+
 }

app/src/main/kotlin/com/meloda/fast/extensions/Ext.kt

@@ -2,17 +2,27 @@ package com.meloda.fast.extensions
 
 import android.animation.ValueAnimator
 import android.content.res.Resources
-import android.os.Build
+import android.graphics.drawable.Drawable
 import android.os.Parcelable
 import android.util.DisplayMetrics
 import android.util.SparseArray
+import android.view.LayoutInflater
+import android.view.MenuItem
 import android.view.View
 import android.view.ViewGroup
+import android.widget.EditText
 import android.widget.ImageView
 import android.widget.TextView
+import androidx.annotation.ColorInt
 import androidx.annotation.Px
-import androidx.annotation.StyleRes
+import androidx.appcompat.widget.Toolbar
 import androidx.core.view.children
+import androidx.core.view.forEach
+import androidx.lifecycle.MutableLiveData
+import com.google.common.net.MediaType
+import com.meloda.fast.common.AppGlobal
+import com.meloda.fast.databinding.ToolbarMenuItemAvatarBinding
+import com.meloda.fast.extensions.ImageLoader.loadWithGlide
 
 fun Int.dpToPx(): Int {
     val metrics = Resources.getSystem().displayMetrics
@@ -52,6 +62,11 @@ fun ValueAnimator.startWithIntValues(from: Int, to: Int) {
     start()
 }
 
+fun ValueAnimator.startWithFloatValues(from: Float, to: Float) {
+    setFloatValues(from, to)
+    start()
+}
+
 fun View.setMarginsPx(
     @Px leftMargin: Int? = null,
     @Px topMargin: Int? = null,
@@ -84,4 +99,87 @@ fun ImageView.toggleVisibilityIfHasContent(visibilityWhenFalse: Int = View.GONE)
 @JvmOverloads
 fun TextView.toggleVisibilityIfHasContent(visibilityWhenFalse: Int = View.GONE) {
     visibility = if (!text.isNullOrEmpty()) View.VISIBLE else visibilityWhenFalse
-}
+}
+
+fun View.showKeyboard(flags: Int = 0) {
+    AppGlobal.inputMethodManager.showSoftInput(this, flags)
+}
+
+fun View.hideKeyboard(focusedView: View? = null, flags: Int = 0) {
+    AppGlobal.inputMethodManager.hideSoftInputFromWindow(
+        focusedView?.windowToken ?: this.windowToken, flags
+    )
+}
+
+fun Toolbar.tintMenuItemIcons(@ColorInt colorToTint: Int) {
+    menu.forEach { item ->
+        item.icon?.setTint(colorToTint)
+    }
+}
+
+fun Toolbar.addAvatarMenuItem(urlToLoad: String? = null, drawable: Drawable? = null): MenuItem {
+    val avatarMenuItemBinding = ToolbarMenuItemAvatarBinding.inflate(
+        LayoutInflater.from(context), null, false
+    )
+
+    val avatarMenuItem = menu.add("Profile")
+    avatarMenuItem.setShowAsAction(MenuItem.SHOW_AS_ACTION_ALWAYS)
+    avatarMenuItem.actionView = avatarMenuItemBinding.root
+
+    val imageView = avatarMenuItemBinding.avatar
+
+    when {
+        urlToLoad != null -> {
+            imageView.loadWithGlide(
+                url = urlToLoad,
+                transformations = ImageLoader.userAvatarTransformations
+            )
+        }
+        drawable != null -> {
+            imageView.loadWithGlide(
+                drawable = drawable,
+                transformations = ImageLoader.userAvatarTransformations
+            )
+        }
+    }
+
+    return avatarMenuItem
+}
+
+fun <T> MutableLiveData<T>.notifyObservers() {
+    this.value = this.value
+}
+
+fun <T> MutableLiveData<T>.setIfNotEquals(item: T) {
+    if (this.value != item) this.value = item
+}
+
+fun <T> MutableLiveData<T>.requireValue(): T {
+    return this.value!!
+}
+
+val EditText.trimmedText: String get() = text.toString().trim()
+
+val MediaType.mimeType: String get() = "${type()}/${subtype()}"
+
+fun EditText.selectLast() {
+    setSelection(text.length)
+}
+
+fun <T> T?.requireNotNull(): T {
+    return requireNotNull(this)
+}
+
+
+fun String?.orDots(count: Int = 3): String {
+    return this ?: ("." * count)
+}
+
+private operator fun String.times(count: Int): String {
+    val builder = StringBuilder()
+    for (i in 0 until count) {
+        builder.append(this)
+    }
+
+    return builder.toString()
+}

app/src/main/kotlin/com/meloda/fast/extensions/GlideExt.kt

@@ -1,7 +1,6 @@
 package com.meloda.fast.extensions
 
 import android.graphics.Bitmap
-import android.graphics.Color
 import android.graphics.drawable.ColorDrawable
 import android.graphics.drawable.Drawable
 import android.net.Uri
@@ -33,10 +32,13 @@ object ImageLoader {
         uri: Uri? = null,
         drawableRes: Int? = null,
         drawable: Drawable? = null,
-        placeholderDrawable: Drawable = ColorDrawable(Color.TRANSPARENT),
-        errorDrawable: Drawable = placeholderDrawable,
+        placeholderDrawable: Drawable? = null,
+        placeholderColor: Int? = null,
+        errorDrawable: Drawable? = placeholderDrawable,
+        errorColor: Int? = null,
         crossFade: Boolean = false,
-        crossFadeDuration: Int = 200,
+        crossFadeDuration: Int? = null,
+        asCircle: Boolean = false,
         transformations: List<TypeTransformations> = emptyList(),
         onLoadedAction: (() -> Unit)? = null,
         onFailedAction: (() -> Unit)? = null,
@@ -53,16 +55,27 @@ object ImageLoader {
             else -> request.load(null as Drawable?)
         }
 
+        val transforms = transformations.toMutableList()
+        if (asCircle) {
+            transforms += TypeTransformations.CircleCrop
+        }
+
         builder = builder
-            .apply(TypeTransformations.createRequestOptions(transformations))
-            .error(errorDrawable)
-            .placeholder(placeholderDrawable)
+            .apply(TypeTransformations.createRequestOptions(transforms))
+            .error(
+                errorDrawable
+                    ?: if (errorColor != null) ColorDrawable(errorColor) else null
+            )
+            .placeholder(
+                placeholderDrawable
+                    ?: if (placeholderColor != null) ColorDrawable(placeholderColor) else null
+            )
             .addListener(ImageLoadRequestListener(onLoadedAction, onFailedAction))
             .diskCacheStrategy(cacheStrategy)
             .priority(priority)
 
-        if (crossFade) {
-            builder = builder.transition(withCrossFade(crossFadeDuration))
+        if (crossFade || crossFadeDuration != null) {
+            builder = builder.transition(withCrossFade(crossFadeDuration ?: 200))
         }
 
         builder.into(this)

app/src/main/kotlin/com/meloda/fast/model/AppAccount.kt

@@ -0,0 +1,15 @@
+package com.meloda.fast.model
+
+import android.os.Parcelable
+import androidx.room.Entity
+import androidx.room.PrimaryKey
+import kotlinx.parcelize.Parcelize
+
+@Entity(tableName = "accounts")
+@Parcelize
+data class AppAccount(
+    @PrimaryKey(autoGenerate = false)
+    val userId: Int,
+    val accessToken: String,
+    val fastToken: String?
+) : Parcelable

app/src/main/kotlin/com/meloda/fast/model/ListModels.kt

@@ -1,6 +1,6 @@
 package com.meloda.fast.model
 
-sealed class DataItem<IdType> {
+abstract class DataItem<IdType> {
     abstract val dataItemId: IdType
 
     object Header : DataItem<Int>() {

app/src/main/kotlin/com/meloda/fast/model/UpdateItem.kt

@@ -0,0 +1,35 @@
+package com.meloda.fast.model
+
+import android.os.Parcelable
+import com.google.gson.Gson
+import kotlinx.parcelize.Parcelize
+
+@Parcelize
+data class UpdateItem(
+    val id: Int,
+    val versionName: String,
+    val versionCode: Int,
+    val mandatory: Int,
+    val changelog: String?,
+    val enabled: Int,
+    val fileName: String,
+    val date: Long,
+    val extension: String,
+    val originalName: String,
+    val fileSize: Int,
+    val preRelease: Int,
+    val downloadLink: String
+) : Parcelable {
+
+    fun isMandatory(): Boolean = mandatory == 1
+    fun isEnabled(): Boolean = enabled == 1
+    fun isPreRelease(): Boolean = preRelease == 1
+
+    override fun toString(): String {
+        return Gson().toJson(this)
+    }
+
+}
+
+@Parcelize
+data class UpdateActualUrl(val url: String) : Parcelable