feat: redesign message field again and typing indicator

app/src/main/java/chat/revolt/components/chat/MessageField.kt

@@ -1,6 +1,7 @@
 package chat.revolt.components.chat
 
 import androidx.compose.animation.*
+import androidx.compose.foundation.background
 import androidx.compose.foundation.clickable
 import androidx.compose.foundation.interaction.MutableInteractionSource
 import androidx.compose.foundation.layout.*
@@ -54,7 +55,10 @@ fun MessageField(
 
     val sendButtonVisible = (messageContent.isNotBlank() || forceSendButton) && !disabled
 
-    Row(modifier) {
+    Row(
+        modifier = modifier
+            .background(MaterialTheme.colorScheme.surfaceColorAtElevation(1.dp))
+    ) {
         BasicTextField(
             value = messageContent,
             onValueChange = onMessageContentChange,

app/src/main/java/chat/revolt/components/screens/chat/TypingIndicator.kt

@@ -2,9 +2,7 @@ package chat.revolt.components.screens.chat
 
 import androidx.compose.animation.*
 import androidx.compose.foundation.background
-import androidx.compose.foundation.layout.Row
-import androidx.compose.foundation.layout.fillMaxWidth
-import androidx.compose.foundation.layout.padding
+import androidx.compose.foundation.layout.*
 import androidx.compose.foundation.shape.RoundedCornerShape
 import androidx.compose.material3.MaterialTheme
 import androidx.compose.material3.Text
@@ -14,10 +12,37 @@ import androidx.compose.ui.draw.clip
 import androidx.compose.ui.res.stringResource
 import androidx.compose.ui.text.style.TextOverflow
 import androidx.compose.ui.unit.dp
+import androidx.compose.ui.unit.sp
 import chat.revolt.R
 import chat.revolt.RevoltTweenFloat
 import chat.revolt.RevoltTweenInt
 import chat.revolt.api.RevoltAPI
+import chat.revolt.components.generic.UserAvatar
+
+@Composable
+fun StackedUserAvatars(
+    users: List<String>,
+    amount: Int = 3,
+) {
+    Box(
+        modifier = Modifier
+            .size(16.dp + (8.dp * minOf(users.size, amount)), 16.dp)
+    ) {
+        users.take(amount).forEachIndexed { index, userId ->
+            val user = RevoltAPI.userCache[userId]
+            UserAvatar(
+                avatar = user?.avatar,
+                userId = userId,
+                username = user?.username ?: stringResource(id = R.string.unknown),
+                size = 16.dp,
+                modifier = Modifier
+                    .offset(
+                        x = (index * 8).dp,
+                    ),
+            )
+        }
+    }
+}
 
 @Composable
 fun TypingIndicator(
@@ -53,8 +78,10 @@ fun TypingIndicator(
                     )
                 )
                 .background(MaterialTheme.colorScheme.background)
-                .padding(vertical = 8.dp, horizontal = 16.dp)
+                .padding(top = 4.dp, start = 16.dp, end = 16.dp),
         ) {
+            StackedUserAvatars(users = users)
+
             Text(
                 text = stringResource(
                     id = typingMessageResource(),
@@ -64,6 +91,7 @@ fun TypingIndicator(
                         } ?: it
                     }
                 ),
+                fontSize = 12.sp,
                 maxLines = 1,
                 overflow = TextOverflow.Ellipsis,
             )

app/src/main/java/chat/revolt/screens/chat/views/ChannelScreen.kt

@@ -427,7 +427,7 @@ fun ChannelScreen(
     }
 
     val scrollDownFABPadding by animateDpAsState(
-        if (viewModel.typingUsers.isNotEmpty()) 40.dp else 0.dp,
+        if (viewModel.typingUsers.isNotEmpty()) 25.dp else 0.dp,
         animationSpec = RevoltTweenDp
     )
 
@@ -513,10 +513,13 @@ fun ChannelScreen(
         ) {
             LazyColumn(state = lazyListState, reverseLayout = true) {
                 item {
-                    Spacer(modifier = Modifier.height(40.dp))
+                    Spacer(modifier = Modifier.height(25.dp))
                 }
 
-                items(viewModel.renderableMessages) { message ->
+                items(
+                    items = viewModel.renderableMessages,
+                    key = { it.id!! }
+                ) { message ->
                     Message(message) {
                         navController.navigate("message/${message.id}/menu")
                     }
@@ -589,12 +592,14 @@ fun ChannelScreen(
         }
 
         Column(
-            modifier = Modifier.clip(
-                RoundedCornerShape(
-                    topStart = 16.dp,
-                    topEnd = 16.dp
+            modifier = Modifier
+                .padding(
+                    start = 16.dp,
+                    end = 16.dp,
+                    bottom = 16.dp,
+                    top = 8.dp
                 )
-            )
+                .clip(MaterialTheme.shapes.medium)
         ) {
             AnimatedVisibility(visible = viewModel.replies.isNotEmpty()) {
                 ReplyManager(