♻️ Decouple the room.dart

2026-01-10 14:18:59 +08:00
parent 64903bf1f3
commit 3847581f1f
9 changed files with 1132 additions and 722 deletions
--- a/lib/widgets/chat/room_message_list.dart
+++ b/lib/widgets/chat/room_message_list.dart
@@ -0,0 +1,170 @@
+import 'package:flutter/material.dart';
+import 'package:hooks_riverpod/hooks_riverpod.dart';
+import 'package:island/database/message.dart';
+import 'package:island/models/chat.dart';
+import 'package:island/pods/config.dart';
+import 'package:island/screens/chat/widgets/message_item_wrapper.dart';
+import 'package:super_sliver_list/super_sliver_list.dart';
+
+class RoomMessageList extends HookConsumerWidget {
+  final List<LocalChatMessage> messages;
+  final AsyncValue<SnChatRoom?> roomAsync;
+  final AsyncValue<SnChatMember?> chatIdentity;
+  final ScrollController scrollController;
+  final ListController listController;
+  final bool isSelectionMode;
+  final Set<String> selectedMessages;
+  final VoidCallback toggleSelectionMode;
+  final void Function(String) toggleMessageSelection;
+  final void Function(String action, LocalChatMessage message) onMessageAction;
+  final void Function(String messageId) onJump;
+  final Map<String, Map<int, double?>> attachmentProgress;
+  final bool disableAnimation;
+  final DateTime roomOpenTime;
+  final double inputHeight;
+  final double? previousInputHeight;
+
+  const RoomMessageList({
+    super.key,
+    required this.messages,
+    required this.roomAsync,
+    required this.chatIdentity,
+    required this.scrollController,
+    required this.listController,
+    required this.isSelectionMode,
+    required this.selectedMessages,
+    required this.toggleSelectionMode,
+    required this.toggleMessageSelection,
+    required this.onMessageAction,
+    required this.onJump,
+    required this.attachmentProgress,
+    required this.disableAnimation,
+    required this.roomOpenTime,
+    required this.inputHeight,
+    this.previousInputHeight,
+  });
+
+  @override
+  Widget build(BuildContext context, WidgetRef ref) {
+    final settings = ref.watch(appSettingsProvider);
+    const messageKeyPrefix = 'message-';
+
+    final bottomPadding =
+        inputHeight + MediaQuery.of(context).padding.bottom + 8;
+
+    final listWidget =
+        previousInputHeight != null && previousInputHeight != inputHeight
+        ? TweenAnimationBuilder<double>(
+            tween: Tween<double>(begin: previousInputHeight, end: inputHeight),
+            duration: const Duration(milliseconds: 200),
+            curve: Curves.easeOut,
+            builder: (context, height, child) => SuperListView.builder(
+              listController: listController,
+              controller: scrollController,
+              reverse: true,
+              padding: EdgeInsets.only(
+                top: 8,
+                bottom: height + MediaQuery.of(context).padding.bottom + 8,
+              ),
+              itemCount: messages.length,
+              findChildIndexCallback: (key) {
+                if (key is! ValueKey<String>) return null;
+                final messageId = key.value.substring(messageKeyPrefix.length);
+                final index = messages.indexWhere(
+                  (m) => (m.nonce ?? m.id) == messageId,
+                );
+                return index >= 0 ? index : null;
+              },
+              extentEstimation: (_, _) => 40,
+              itemBuilder: (context, index) {
+                final message = messages[index];
+                final nextMessage = index < messages.length - 1
+                    ? messages[index + 1]
+                    : null;
+                final isLastInGroup =
+                    nextMessage == null ||
+                    nextMessage.senderId != message.senderId ||
+                    nextMessage.createdAt
+                            .difference(message.createdAt)
+                            .inMinutes
+                            .abs() >
+                        3;
+
+                final key = Key(
+                  '$messageKeyPrefix${message.nonce ?? message.id}',
+                );
+
+                return MessageItemWrapper(
+                  key: key,
+                  message: message,
+                  index: index,
+                  isLastInGroup: isLastInGroup,
+                  isSelectionMode: isSelectionMode,
+                  selectedMessages: selectedMessages,
+                  chatIdentity: chatIdentity,
+                  toggleSelectionMode: toggleSelectionMode,
+                  toggleMessageSelection: toggleMessageSelection,
+                  onMessageAction: onMessageAction,
+                  onJump: onJump,
+                  attachmentProgress: attachmentProgress,
+                  disableAnimation: settings.disableAnimation,
+                  roomOpenTime: roomOpenTime,
+                );
+              },
+            ),
+          )
+        : SuperListView.builder(
+            listController: listController,
+            controller: scrollController,
+            reverse: true,
+            padding: EdgeInsets.only(top: 8, bottom: bottomPadding),
+            itemCount: messages.length,
+            findChildIndexCallback: (key) {
+              if (key is! ValueKey<String>) return null;
+              final messageId = key.value.substring(messageKeyPrefix.length);
+              final index = messages.indexWhere(
+                (m) => (m.nonce ?? m.id) == messageId,
+              );
+              return index >= 0 ? index : null;
+            },
+            extentEstimation: (_, _) => 40,
+            itemBuilder: (context, index) {
+              final message = messages[index];
+              final nextMessage = index < messages.length - 1
+                  ? messages[index + 1]
+                  : null;
+              final isLastInGroup =
+                  nextMessage == null ||
+                  nextMessage.senderId != message.senderId ||
+                  nextMessage.createdAt
+                          .difference(message.createdAt)
+                          .inMinutes
+                          .abs() >
+                      3;
+
+              final key = Key(
+                '$messageKeyPrefix${message.nonce ?? message.id}',
+              );
+
+              return MessageItemWrapper(
+                key: key,
+                message: message,
+                index: index,
+                isLastInGroup: isLastInGroup,
+                isSelectionMode: isSelectionMode,
+                selectedMessages: selectedMessages,
+                chatIdentity: chatIdentity,
+                toggleSelectionMode: toggleSelectionMode,
+                toggleMessageSelection: toggleMessageSelection,
+                onMessageAction: onMessageAction,
+                onJump: onJump,
+                attachmentProgress: attachmentProgress,
+                disableAnimation: settings.disableAnimation,
+                roomOpenTime: roomOpenTime,
+              );
+            },
+          );
+
+    return listWidget;
+  }
+}