some fixes for pinned message

feature/messageshistory/src/main/kotlin/dev/meloda/fast/messageshistory/MessagesHistoryViewModel.kt

@@ -4,6 +4,7 @@ import android.content.Context
 import android.util.Log
 import android.widget.Toast
 import androidx.compose.ui.text.TextRange
+import androidx.compose.ui.text.buildAnnotatedString
 import androidx.compose.ui.text.input.TextFieldValue
 import androidx.lifecycle.SavedStateHandle
 import androidx.lifecycle.ViewModel
@@ -13,6 +14,7 @@ import com.conena.nanokt.collections.indexOfOrNull
 import com.conena.nanokt.text.isEmptyOrBlank
 import com.conena.nanokt.text.isNotEmptyOrBlank
 import dev.meloda.fast.common.extensions.listenValue
+import dev.meloda.fast.common.extensions.orDots
 import dev.meloda.fast.common.extensions.setValue
 import dev.meloda.fast.common.provider.ResourceProvider
 import dev.meloda.fast.data.State
@@ -44,6 +46,7 @@ import kotlinx.coroutines.flow.MutableStateFlow
 import kotlinx.coroutines.flow.StateFlow
 import kotlinx.coroutines.flow.update
 import kotlinx.coroutines.launch
+import kotlin.math.abs
 import kotlin.random.Random
 
 interface MessagesHistoryViewModel {
@@ -379,17 +382,30 @@ class MessagesHistoryViewModelImpl(
                     error = ::handleError,
                     success = { response ->
                         val conversation = response.firstOrNull() ?: return@listenValue
-                        screenState.setValue { old ->
-                            old.copy(conversation = conversation)
+                        val title = conversation.extractTitle(
+                            useContactName = AppSettings.General.useContactNames,
+                            resources = resourceProvider.resources
+                        )
+                        val avatar = conversation.extractAvatar()
+                        val pinnedMessage = conversation.pinnedMessage
+                        val pinnedUser = if (pinnedMessage == null) null else
+                            VkMemoryCache.getUser(pinnedMessage.fromId)
+                        val pinnedGroup = if (pinnedMessage == null) null else
+                            VkMemoryCache.getGroup(abs(pinnedMessage.fromId))
+                        val pinnedTitle = pinnedUser?.fullName ?: pinnedGroup?.name
+
+                        val pinnedSummary = buildAnnotatedString {
+                            pinnedMessage?.text?.let(::append) ?: append("...")
                         }
+
                         screenState.setValue { old ->
                             old.copy(
-                                title = conversation.extractTitle(
-                                    useContactName = AppSettings.General.useContactNames,
-                                    resources = resourceProvider.resources
-                                ),
-                                avatar = conversation.extractAvatar(),
-                                conversation = conversation
+                                conversation = conversation,
+                                title = title,
+                                avatar = avatar,
+                                pinnedMessage = pinnedMessage,
+                                pinnedTitle = pinnedTitle.orDots(),
+                                pinnedSummary = pinnedSummary
                             )
                         }
                     }

feature/messageshistory/src/main/kotlin/dev/meloda/fast/messageshistory/model/MessagesHistoryScreenState.kt

@@ -1,10 +1,12 @@
 package dev.meloda.fast.messageshistory.model
 
 import androidx.compose.runtime.Immutable
+import androidx.compose.ui.text.AnnotatedString
 import androidx.compose.ui.text.input.TextFieldValue
 import dev.meloda.fast.common.model.UiImage
 import dev.meloda.fast.model.api.domain.VkAttachment
 import dev.meloda.fast.model.api.domain.VkConversation
+import dev.meloda.fast.model.api.domain.VkMessage
 
 @Immutable
 data class MessagesHistoryScreenState(
@@ -20,7 +22,10 @@ data class MessagesHistoryScreenState(
     val isPaginationExhausted: Boolean,
     val actionMode: ActionMode,
     val chatImageUrl: String?,
-    val conversation: VkConversation
+    val conversation: VkConversation,
+    val pinnedMessage: VkMessage?,
+    val pinnedTitle: String?,
+    val pinnedSummary: AnnotatedString?
 ) {
 
     companion object {
@@ -37,7 +42,10 @@ data class MessagesHistoryScreenState(
             isPaginationExhausted = false,
             actionMode = ActionMode.Record,
             chatImageUrl = null,
-            conversation = VkConversation.EMPTY
+            conversation = VkConversation.EMPTY,
+            pinnedMessage = null,
+            pinnedTitle = null,
+            pinnedSummary = null
         )
     }
 }

feature/messageshistory/src/main/kotlin/dev/meloda/fast/messageshistory/presentation/MessagesHistoryScreen.kt

@@ -86,6 +86,7 @@ import dev.chrisbanes.haze.HazeState
 import dev.chrisbanes.haze.hazeEffect
 import dev.chrisbanes.haze.materials.ExperimentalHazeMaterialsApi
 import dev.chrisbanes.haze.materials.HazeMaterials
+import dev.meloda.fast.common.extensions.orDots
 import dev.meloda.fast.datastore.AppSettings
 import dev.meloda.fast.datastore.UserSettings
 import dev.meloda.fast.messageshistory.MessagesHistoryViewModel
@@ -171,6 +172,8 @@ fun MessagesHistoryScreen(
     val view = LocalView.current
     val coroutineScope = rememberCoroutineScope()
     val currentTheme = LocalThemeConfig.current
+    val listState = rememberLazyListState()
+    val hazeState = remember { HazeState() }
 
     BackHandler(
         enabled = selectedMessages.isNotEmpty(),
@@ -183,7 +186,6 @@ fun MessagesHistoryScreen(
         }
     }
 
-    val listState = rememberLazyListState()
 
     val paginationConditionMet by remember(canPaginate, listState) {
         derivedStateOf {
@@ -203,8 +205,6 @@ fun MessagesHistoryScreen(
         mutableStateOf(false)
     }
 
-    val hazeState = remember { HazeState() }
-
     val topBarContainerColorAlpha by animateFloatAsState(
         targetValue = if (!currentTheme.enableBlur || !listState.canScrollBackward) 1f else 0f,
         label = "toolbarColorAlpha",
@@ -458,14 +458,14 @@ fun MessagesHistoryScreen(
                             modifier = Modifier.weight(1f)
                         ) {
                             Text(
-                                text = pinnedMessage?.user?.toString()
-                                    ?: pinnedMessage?.group?.name
-                                    ?: "...",
+                                text = screenState.pinnedTitle.orDots(),
                                 fontWeight = FontWeight.Medium,
                                 color = MaterialTheme.colorScheme.primary
                             )
-                            LocalContentAlpha(alpha = ContentAlpha.medium) {
-                                Text(text = pinnedMessage?.text.orEmpty())
+                            screenState.pinnedSummary?.let { summary ->
+                                LocalContentAlpha(alpha = ContentAlpha.medium) {
+                                    Text(text = summary)
+                                }
                             }
                         }
                     }
@@ -733,4 +733,3 @@ fun MessagesHistoryScreen(
         }
     }
 }
-