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💄 Optimization of UX in messages

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This commit is contained in:
LittleSheep
2024-11-25 00:05:49 +08:00
parent 9b6544df46
commit a59de65130
12 changed files with 170 additions and 94 deletions
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39
lib/screens/chat/room.dart
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@ -138,6 +138,12 @@ class _ChatRoomScreenState extends State<ChatRoomScreen> {
);
}
bool _checkMessageMergeable(SnChatMessage? a, SnChatMessage? b) {
if (a == null || b == null) return false;
if (a.sender.accountId != b.sender.accountId) return false;
return a.createdAt.difference(b.createdAt).inMinutes <= 3;
}
@override
void initState() {
super.initState();
@ -248,27 +254,20 @@ class _ChatRoomScreenState extends State<ChatRoomScreen> {
},
itemBuilder: (context, idx) {
final message = _messageController.messages[idx];
final nextMessage =
idx < _messageController.messages.length - 1
? _messageController.messages[idx + 1]
: null;
final previousMessage =
idx > 0 ? _messageController.messages[idx - 1] : null;
final canMerge = nextMessage != null &&
nextMessage.senderId == message.senderId &&
message.createdAt
.difference(nextMessage.createdAt)
.inMinutes
.abs() <=
3;
final canMergePrevious = previousMessage != null &&
previousMessage.senderId == message.senderId &&
message.createdAt
.difference(previousMessage.createdAt)
.inMinutes
.abs() <=
3;
bool canMerge = false, canMergePrevious = false;
if (idx > 0) {
canMergePrevious = _checkMessageMergeable(
_messageController.messages[idx - 1],
_messageController.messages[idx],
);
}
if (idx + 1 < _messageController.messages.length) {
canMerge = _checkMessageMergeable(
_messageController.messages[idx],
_messageController.messages[idx + 1],
);
}
return ChatMessage(
data: message,