Place transparent outline reaction heart below Android message bubbles

tools/chatgui-android/app/src/main/java/com/utun/chat/ui/components/ConversationMessages.kt

@@ -87,10 +87,14 @@ fun ConversationMessages(target: ConversationTarget, messages: List<Message>, st
                     modifier = Modifier.padding(start = 8.dp, bottom = 4.dp), size = 32.dp)
                 Box(Modifier.weight(1f)) {
                     Column {
-                        if (target is ConversationTarget.Channel && message.contentType == "poll") PollMessageBubble(message, onVote, authorName)
-                        else MessageBubble(message, playbackState, onPlayVoice, onSeekVoice, onDownloadFile, onOpenFile, onOpenImage, onPlayVideo, onLink)
-                        if (target is ConversationTarget.Channel && message.messageId.isNotEmpty())
-                            MessageReactions(message, reactionCatalog, onReact)
+                        val footer: @Composable () -> Unit = {
+                            if (target is ConversationTarget.Channel && message.messageId.isNotEmpty())
+                                MessageReactions(message, reactionCatalog, onReact)
+                        }
+                        if (target is ConversationTarget.Channel && message.contentType == "poll")
+                            PollMessageBubble(message, onVote, authorName, footer)
+                        else MessageBubble(message, playbackState, onPlayVoice, onSeekVoice, onDownloadFile,
+                            onOpenFile, onOpenImage, onPlayVideo, onLink, footer)
                     }
                 }
                 if (message.isOutgoing) UserAvatar(group, message.authorNodeId, message.author,

tools/chatgui-android/app/src/main/java/com/utun/chat/ui/components/MessageBubble.kt

@@ -42,6 +42,7 @@ import androidx.compose.ui.input.pointer.pointerInput
 import androidx.compose.foundation.gestures.awaitFirstDown
 import androidx.compose.foundation.gestures.detectTapGestures
 import androidx.compose.ui.layout.ContentScale
+import androidx.compose.ui.layout.Layout
 import androidx.compose.ui.platform.LocalConfiguration
 import androidx.compose.ui.platform.LocalClipboardManager
 import androidx.compose.ui.platform.LocalContext
@@ -100,6 +101,20 @@ private fun detectEmojiOnly(text: String): Int {
 private fun deliveryLabel(message: Message): String =
     if (message.deliveryStatusRes == 0) "" else stringResource(message.deliveryStatusRes)
 
+/* Footer получает ширину пузыря после измерения содержимого, включая медиа. */
+@Composable
+internal fun MessageWithFooter(footer: @Composable () -> Unit, content: @Composable () -> Unit) {
+    Layout(content = { Box { content() }; Box { footer() } }) { children, constraints ->
+        val childConstraints = constraints.copy(minWidth = 0, minHeight = 0)
+        val body = children[0].measure(childConstraints)
+        val bottom = children[1].measure(childConstraints.copy(minWidth = body.width, maxWidth = body.width))
+        layout(body.width, body.height + bottom.height) {
+            body.placeRelative(0, 0)
+            bottom.placeRelative(0, body.height)
+        }
+    }
+}
+
 @OptIn(ExperimentalFoundationApi::class)
 @Composable
 fun MessageBubble(message: Message, playbackState: ChatViewModel.PlaybackState = ChatViewModel.PlaybackState(),
@@ -109,7 +124,8 @@ fun MessageBubble(message: Message, playbackState: ChatViewModel.PlaybackState =
                    onOpenFile: (Message) -> Unit = {},
                    onOpenImage: (Message) -> Unit = {},
                    onPlayVideo: (Message) -> Unit = {},
-                   onLink: (String) -> Unit = {}) {
+                   onLink: (String) -> Unit = {},
+                   footer: @Composable () -> Unit = {}) {
     val bgColor = if (message.isOutgoing) ChatColors.OutgoingBubble else ChatColors.IncomingBubble
     val textColor = ChatColors.Text
     val alignment = if (message.isOutgoing) Arrangement.End else Arrangement.Start
@@ -141,6 +157,7 @@ fun MessageBubble(message: Message, playbackState: ChatViewModel.PlaybackState =
         modifier = Modifier.fillMaxWidth().padding(horizontal = 8.dp, vertical = 2.dp),
         horizontalArrangement = alignment
     ) {
+        MessageWithFooter(footer) {
         Column(
             modifier = Modifier
                 .widthIn(min = minBubbleWidth, max = if (isVoice) voiceMaxWidth else 300.dp)
@@ -196,6 +213,7 @@ fun MessageBubble(message: Message, playbackState: ChatViewModel.PlaybackState =
                 )
             }
         }
+        }
     }
 }
 @Composable

tools/chatgui-android/app/src/main/java/com/utun/chat/ui/components/PollUi.kt

@@ -1,5 +1,6 @@
 package com.utun.chat.ui.components
 
+import androidx.compose.foundation.Canvas
 import androidx.compose.foundation.clickable
 import androidx.compose.foundation.layout.*
 import androidx.compose.foundation.rememberScrollState
@@ -8,7 +9,15 @@ import androidx.compose.material3.*
 import androidx.compose.runtime.*
 import androidx.compose.runtime.saveable.rememberSaveable
 import androidx.compose.ui.Modifier
+import androidx.compose.ui.geometry.Offset
+import androidx.compose.ui.graphics.Color
+import androidx.compose.ui.graphics.Path
+import androidx.compose.ui.graphics.StrokeJoin
+import androidx.compose.ui.graphics.drawscope.Stroke
+import androidx.compose.ui.graphics.drawscope.scale
 import androidx.compose.ui.res.stringResource
+import androidx.compose.ui.semantics.contentDescription
+import androidx.compose.ui.semantics.semantics
 import androidx.compose.ui.unit.dp
 import com.utun.chat.R
 import com.utun.chat.data.*
@@ -45,10 +54,14 @@ fun CreatePollDialog(onDismiss: () -> Unit, onCreate: (String, List<String>, Boo
 }
 
 @Composable
-fun PollMessageBubble(message: Message, onVote: (Message, List<Int>, String) -> Unit, authorName: (Long) -> String) {
+fun PollMessageBubble(message: Message, onVote: (Message, List<Int>, String) -> Unit, authorName: (Long) -> String,
+                      footer: @Composable () -> Unit = {}) {
     var showVote by rememberSaveable(message.messageId) { mutableStateOf(false) }
     val poll = message.feedback?.poll
-    Card(onClick = { if (poll != null) showVote = true }, modifier = Modifier.padding(horizontal = 8.dp, vertical = 4.dp),
+    Row(Modifier.fillMaxWidth().padding(horizontal = 8.dp, vertical = 2.dp),
+        horizontalArrangement = if (message.isOutgoing) Arrangement.End else Arrangement.Start) {
+    MessageWithFooter(footer) {
+    Card(onClick = { if (poll != null) showVote = true }, modifier = Modifier.widthIn(max = 300.dp),
         colors = CardDefaults.cardColors(containerColor = if (message.isOutgoing) MaterialTheme.colorScheme.primaryContainer
             else MaterialTheme.colorScheme.surfaceVariant)) {
         Column(Modifier.padding(12.dp), verticalArrangement = Arrangement.spacedBy(6.dp)) {
@@ -70,6 +83,8 @@ fun PollMessageBubble(message: Message, onVote: (Message, List<Int>, String) ->
             }
         }
     }
+    }
+    }
     if (showVote && poll != null) PollVoteDialog(message, poll, { showVote = false }, onVote, authorName)
 }
 
@@ -123,12 +138,20 @@ private fun PollVoteDialog(message: Message, poll: PollState, onDismiss: () -> U
 @Composable
 fun MessageReactions(message: Message, catalog: List<ReactionState>, onReact: (Message, Int?) -> Unit) {
     var picker by rememberSaveable(message.messageId) { mutableStateOf(false) }
-    FlowRow(Modifier.padding(horizontal = 8.dp), horizontalArrangement = Arrangement.spacedBy(4.dp)) {
+    FlowRow(Modifier.fillMaxWidth(), horizontalArrangement = Arrangement.spacedBy(4.dp)) {
+        IconButton(onClick = {
+            LogManager.addLog("DEBUG", "POLL", "reaction picker opened message=${message.messageId} type=${message.contentType}")
+            picker = true
+        }) {
+            ReactionHeart(stringResource(R.string.poll_react))
+        }
         for (reaction in message.feedback?.reactions.orEmpty()) {
-            FilterChip(selected = reaction.mine, onClick = { onReact(message, reaction.id) },
+            FilterChip(selected = reaction.mine, onClick = {
+                LogManager.addLog("DEBUG", "POLL", "reaction toggled message=${message.messageId} emoji=${reaction.id} mine=${reaction.mine}")
+                onReact(message, reaction.id)
+            },
                 label = { Text("${reaction.emoji} ${reaction.count}") })
         }
-        TextButton(onClick = { picker = true }) { Text(stringResource(R.string.poll_react)) }
     }
     if (picker) AlertDialog(onDismissRequest = { picker = false }, title = { Text(stringResource(R.string.poll_react)) },
         text = { FlowRow(horizontalArrangement = Arrangement.spacedBy(4.dp)) {
@@ -139,3 +162,25 @@ fun MessageReactions(message: Message, catalog: List<ReactionState>, onReact: (M
         } },
         dismissButton = { TextButton(onClick = { picker = false }) { Text(stringResource(R.string.close)) } })
 }
+
+/* Два контура без заливки: более широкий тёмный даёт тень ровно в один физический пиксель. */
+@Composable
+private fun ReactionHeart(description: String) {
+    val path = remember {
+        Path().apply {
+            moveTo(12f, 21f)
+            cubicTo(10.5f, 19.5f, 3f, 14.2f, 3f, 8.5f)
+            cubicTo(3f, 3f, 9f, 2f, 12f, 6f)
+            cubicTo(15f, 2f, 21f, 3f, 21f, 8.5f)
+            cubicTo(21f, 14.2f, 13.5f, 19.5f, 12f, 21f)
+            close()
+        }
+    }
+    Canvas(Modifier.size(24.dp).semantics { contentDescription = description }) {
+        val factor = size.width / 24f
+        scale(factor, factor, pivot = Offset.Zero) {
+            drawPath(path, Color.Black.copy(alpha = 0.6f), style = Stroke(width = 1.8f + 2f / factor, join = StrokeJoin.Round))
+            drawPath(path, Color.White, style = Stroke(width = 1.8f, join = StrokeJoin.Round))
+        }
+    }
+}