Upstream changes (#23)

core/database/src/main/AndroidManifest.xml

@@ -0,0 +1,4 @@
+<?xml version="1.0" encoding="utf-8"?>
+<manifest xmlns:android="http://schemas.android.com/apk/res/android">
+
+</manifest>

core/database/src/main/kotlin/com/meloda/app/fast/database/AccountsDatabase.kt

@@ -0,0 +1,16 @@
+package com.meloda.app.fast.database
+
+import androidx.room.Database
+import androidx.room.RoomDatabase
+import com.meloda.app.fast.database.dao.AccountDao
+import com.meloda.app.fast.model.database.AccountEntity
+
+@Database(
+    entities = [AccountEntity::class],
+    version = 2
+)
+abstract class AccountsDatabase : RoomDatabase() {
+    abstract fun accountDao(): AccountDao
+}
+
+

core/database/src/main/kotlin/com/meloda/app/fast/database/CacheDatabase.kt

@@ -0,0 +1,32 @@
+package com.meloda.app.fast.database
+
+import androidx.room.Database
+import androidx.room.RoomDatabase
+import androidx.room.TypeConverters
+import com.meloda.app.fast.database.dao.ConversationDao
+import com.meloda.app.fast.database.dao.GroupDao
+import com.meloda.app.fast.database.dao.MessageDao
+import com.meloda.app.fast.database.dao.UsersDao
+import com.meloda.app.fast.database.typeconverters.Converters
+import com.meloda.app.fast.model.database.VkConversationEntity
+import com.meloda.app.fast.model.database.VkGroupEntity
+import com.meloda.app.fast.model.database.VkMessageEntity
+import com.meloda.app.fast.model.database.VkUserEntity
+
+@Database(
+    entities = [
+        VkUserEntity::class,
+        VkGroupEntity::class,
+        VkMessageEntity::class,
+        VkConversationEntity::class
+    ],
+
+    version = 5
+)
+@TypeConverters(Converters::class)
+abstract class CacheDatabase : RoomDatabase() {
+    abstract fun userDao(): UsersDao
+    abstract fun groupDao(): GroupDao
+    abstract fun messageDao(): MessageDao
+    abstract fun conversationDao(): ConversationDao
+}

core/database/src/main/kotlin/com/meloda/app/fast/database/dao/AccountDao.kt

@@ -0,0 +1,15 @@
+package com.meloda.app.fast.database.dao
+
+import androidx.room.Dao
+import androidx.room.Query
+import com.meloda.app.fast.model.database.AccountEntity
+
+@Dao
+abstract class AccountDao : EntityDao<AccountEntity> {
+
+    @Query("SELECT * FROM accounts")
+    abstract suspend fun getAll(): List<AccountEntity>
+
+    @Query("DELETE FROM accounts WHERE userId = :userId")
+    abstract suspend fun deleteById(userId: Int)
+}

core/database/src/main/kotlin/com/meloda/app/fast/database/dao/ConversationDao.kt

@@ -0,0 +1,30 @@
+package com.meloda.app.fast.database.dao
+
+import androidx.room.Dao
+import androidx.room.Query
+import androidx.room.Transaction
+import com.meloda.app.fast.model.database.ConversationWithMessage
+import com.meloda.app.fast.model.database.VkConversationEntity
+
+@Dao
+abstract class ConversationDao : EntityDao<VkConversationEntity> {
+
+    @Query("SELECT * FROM conversations")
+    abstract suspend fun getAll(): List<VkConversationEntity>
+
+    @Query("SELECT * FROM conversations WHERE id IN (:ids)")
+    abstract suspend fun getAllByIds(ids: List<Int>): List<VkConversationEntity>
+
+    @Query("SELECT * FROM conversations WHERE id IS (:id)")
+    abstract suspend fun getById(id: Int): VkConversationEntity?
+
+    @Transaction
+    @Query("SELECT * FROM conversations WHERE id IS (:id)")
+    abstract suspend fun getByIdWithMessage(id: Int): ConversationWithMessage?
+
+    @Query("DELETE FROM conversations WHERE rowid IN (:ids)")
+    abstract suspend fun deleteByIds(ids: List<Int>): Int
+}
+
+
+

core/database/src/main/kotlin/com/meloda/app/fast/database/dao/EntityDao.kt

@@ -0,0 +1,20 @@
+package com.meloda.app.fast.database.dao
+
+import androidx.room.Delete
+import androidx.room.Insert
+import androidx.room.OnConflictStrategy
+
+interface EntityDao<T> {
+
+    @Insert(onConflict = OnConflictStrategy.REPLACE)
+    suspend fun insertAll(values: List<T>)
+
+    @Insert(onConflict = OnConflictStrategy.REPLACE)
+    suspend fun insert(value: T)
+
+    @Delete
+    suspend fun delete(value: T): Int
+
+    @Delete
+    suspend fun deleteAll(values: List<T>): Int
+}

core/database/src/main/kotlin/com/meloda/app/fast/database/dao/GroupDao.kt

@@ -0,0 +1,18 @@
+package com.meloda.app.fast.database.dao
+
+import androidx.room.Dao
+import androidx.room.Query
+import com.meloda.app.fast.model.database.VkGroupEntity
+
+@Dao
+abstract class GroupDao : EntityDao<VkGroupEntity> {
+
+    @Query("SELECT * FROM groups")
+    abstract suspend fun getAll(): List<VkGroupEntity>
+
+    @Query("SELECT * FROM groups WHERE id IN (:ids)")
+    abstract suspend fun getAllByIds(ids: List<Int>): List<VkGroupEntity>
+
+    @Query("DELETE FROM groups WHERE id IN (:ids)")
+    abstract suspend fun deleteByIds(ids: List<Int>): Int
+}

core/database/src/main/kotlin/com/meloda/app/fast/database/dao/MessageDao.kt

@@ -0,0 +1,24 @@
+package com.meloda.app.fast.database.dao
+
+import androidx.room.Dao
+import androidx.room.Query
+import com.meloda.app.fast.model.database.VkMessageEntity
+
+@Dao
+abstract class MessageDao : EntityDao<VkMessageEntity> {
+
+    @Query("SELECT * FROM messages")
+    abstract suspend fun getAll(): List<VkMessageEntity>
+
+    @Query("SELECT * FROM messages WHERE peerId IS (:conversationId)")
+    abstract suspend fun getAll(conversationId: Int): List<VkMessageEntity>
+
+    @Query("SELECT * FROM messages WHERE id IN (:ids)")
+    abstract suspend fun getAllByIds(ids: List<Int>): List<VkMessageEntity>
+
+    @Query("SELECT * FROM messages WHERE id IS (:messageId)")
+    abstract suspend fun getById(messageId: Int): VkMessageEntity?
+
+    @Query("DELETE FROM messages WHERE id IN (:ids)")
+    abstract suspend fun deleteByIds(ids: List<Int>): Int
+}

core/database/src/main/kotlin/com/meloda/app/fast/database/dao/UsersDao.kt

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+package com.meloda.app.fast.database.dao
+
+import androidx.room.Dao
+import androidx.room.Query
+import com.meloda.app.fast.model.database.VkUserEntity
+
+@Dao
+abstract class UsersDao : EntityDao<VkUserEntity> {
+
+    @Query("SELECT * FROM users")
+    abstract suspend fun getAll(): List<VkUserEntity>
+
+    @Query("SELECT * FROM users WHERE id IN (:ids)")
+    abstract suspend fun getAllByIds(ids: List<Int>): List<VkUserEntity>
+
+    @Query("DELETE FROM users WHERE id IN (:ids)")
+    abstract suspend fun deleteByIds(ids: List<Int>): Int
+}

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

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+package com.meloda.app.fast.database.di
+
+import androidx.room.Room
+import com.meloda.app.fast.database.AccountsDatabase
+import org.koin.core.scope.Scope
+import org.koin.dsl.module
+
+val databaseModule = module {
+    single {
+        Room.databaseBuilder(get(), AccountsDatabase::class.java, "accounts").build()
+    }
+    single { get<AccountsDatabase>().accountDao() }
+
+    single {
+        Room.databaseBuilder(get(), com.meloda.app.fast.database.CacheDatabase::class.java, "cache")
+            .fallbackToDestructiveMigration()
+            .build()
+    }
+    single { cacheDB().userDao() }
+    single { cacheDB().groupDao() }
+    single { cacheDB().messageDao() }
+    single { cacheDB().conversationDao() }
+}
+
+private fun Scope.cacheDB(): com.meloda.app.fast.database.CacheDatabase = get()

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

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+package com.meloda.app.fast.database.typeconverters
+
+import androidx.room.TypeConverter
+
+class Converters {
+
+    @TypeConverter
+    fun intListToString(list: List<Int>): String = list.joinToString()
+
+    @TypeConverter
+    fun stringToIntList(string: String): List<Int> =
+        string
+            .split(", ")
+            .mapNotNull(String::toIntOrNull)
+
+    @TypeConverter
+    fun stringListToString(list: List<String>): String = list.joinToString()
+
+    @TypeConverter
+    fun stringToStringList(string: String): List<String> = string.split(", ")
+}