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829 lines
31 KiB
829 lines
31 KiB
import 'package:get/get.dart';
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import 'package:im_flutter_sdk/im_flutter_sdk.dart';
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import '../../im/im_manager.dart';
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import '../../model/mine/user_base_data.dart';
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import '../mine/user_controller.dart';
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import 'chat_controller.dart';
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// 扩展类用于存储用户信息（包括业务系统的信息）
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class ExtendedUserInfo {
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final String userId;
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final String? nickName;
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final String? avatarUrl;
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ExtendedUserInfo({
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required this.userId,
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this.nickName,
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this.avatarUrl,
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});
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// 从 EMUserInfo 创建
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factory ExtendedUserInfo.fromEMUserInfo(EMUserInfo emUserInfo) {
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return ExtendedUserInfo(
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userId: emUserInfo.userId,
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nickName: emUserInfo.nickName,
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avatarUrl: emUserInfo.avatarUrl,
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);
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}
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// 从 UserBaseData 创建
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factory ExtendedUserInfo.fromUserBaseData(UserBaseData userBaseData, {String? avatarUrl}) {
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return ExtendedUserInfo(
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userId: userBaseData.userId,
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nickName: userBaseData.nickName,
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avatarUrl: avatarUrl,
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);
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}
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}
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// 筛选类型枚举
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enum FilterType {
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none, // 无筛选
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lastChatTime, // 最后聊天时间
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unread, // 未读消息
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online, // 当前在线
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}
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class ConversationController extends GetxController {
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// 会话列表数据
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final conversations = <EMConversation>[].obs;
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// 加载状态
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final isLoading = false.obs;
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// 错误消息
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final errorMessage = ''.obs;
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// 用户信息缓存（userId -> ExtendedUserInfo）
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final Map<String, ExtendedUserInfo> _userInfoCache = {};
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// 筛选类型
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final filterType = FilterType.none.obs;
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// 总未读数
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final totalUnreadCount = 0.obs;
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/// 缓存用户信息（公开方法，供 ChatController 调用）
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void cacheUserInfo(String userId, ExtendedUserInfo userInfo) {
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_userInfoCache[userId] = userInfo;
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if (Get.isLogEnable) {
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Get.log('✅ [ConversationController] 已缓存用户信息: userId=$userId, nickName=${userInfo.nickName}');
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}
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}
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/// 从缓存获取用户信息（公开方法，供 UI 调用）
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ExtendedUserInfo? getCachedUserInfo(String userId) {
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return _userInfoCache[userId];
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}
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@override
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void onInit() {
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super.onInit();
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// 初始化时检查 IM 登录状态，如果已登录则加载会话列表
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_checkAndLoadConversations();
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}
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/// 检查 IM 登录状态并加载会话列表
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Future<void> _checkAndLoadConversations() async {
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// 如果已登录，直接加载
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if (IMManager.instance.isLoggedIn) {
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await loadConversations();
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return;
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}
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// 如果未登录，等待登录完成（最多等待 10 秒）
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if (Get.isLogEnable) {
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Get.log('⏳ [ConversationController] IM 未登录，等待登录完成...');
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}
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int retryCount = 0;
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const maxRetries = 20; // 最多重试 20 次（每次 500ms，总共 10 秒）
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while (retryCount < maxRetries && !IMManager.instance.isLoggedIn) {
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await Future.delayed(Duration(milliseconds: 500));
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retryCount++;
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}
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if (IMManager.instance.isLoggedIn) {
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if (Get.isLogEnable) {
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Get.log('✅ [ConversationController] IM 已登录，开始加载会话列表');
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}
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await loadConversations();
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} else {
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if (Get.isLogEnable) {
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Get.log('⚠️ [ConversationController] IM 登录超时，显示错误提示');
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}
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errorMessage.value = 'IM 未登录，请稍后重试';
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isLoading.value = false;
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}
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}
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/// 加载会话列表
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Future<void> loadConversations() async {
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if (isLoading.value) return;
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// 检查 IM 登录状态
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if (!IMManager.instance.isLoggedIn) {
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if (Get.isLogEnable) {
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Get.log('⚠️ [ConversationController] IM 未登录，无法加载会话列表');
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}
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errorMessage.value = 'IM 未登录，无法加载会话列表';
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isLoading.value = false;
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return;
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}
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try {
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isLoading.value = true;
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errorMessage.value = '';
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// 从IMManager获取会话列表
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final List<EMConversation> convList = await IMManager.instance
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.getConversations();
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// 先提取用户信息并缓存，然后再更新会话列表
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// 这样可以确保在列表渲染时，用户信息已经在缓存中了
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await _extractUserInfoFromConversations(convList);
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// 更新会话列表（在用户信息提取完成后）
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conversations.value = convList;
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// 计算总未读数
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await _updateTotalUnreadCount();
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// 使用GetX日志系统
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if (Get.isLogEnable) {
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Get.log('Loaded ${convList.length} conversations');
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}
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} catch (e) {
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// 使用GetX日志系统
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if (Get.isLogEnable) {
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Get.log('Failed to load conversations: $e');
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}
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errorMessage.value = '加载会话列表失败，请稍后重试';
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} finally {
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isLoading.value = false;
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}
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}
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/// 从所有会话的历史消息中提取用户信息并缓存
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/// 这样应用重启后也能恢复用户信息
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/// 注意：只提取对方（接收到的消息）的用户信息，不提取自己的信息
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Future<void> _extractUserInfoFromConversations(List<EMConversation> convList) async {
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try {
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for (var conversation in convList) {
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try {
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// conversation.id 是对方用户ID
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final targetUserId = conversation.id;
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// 如果缓存中已有该用户信息，跳过
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if (_userInfoCache.containsKey(targetUserId)) continue;
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// 获取会话的最新消息（增加数量以提高找到用户信息的概率）
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final messages = await conversation.loadMessages(
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loadCount: 50, // 从20增加到50，提高找到用户信息的概率
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);
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if (Get.isLogEnable) {
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Get.log('🔍 [ConversationController] 开始提取用户信息: userId=$targetUserId, 消息数量=${messages.length}');
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}
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// 从消息中提取用户信息
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// 接收消息：提取发送者信息（sender_ 前缀）
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// 发送消息：提取接收者信息（receiver_ 前缀）
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// 遍历所有消息，找到最新的包含用户信息的消息
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ExtendedUserInfo? foundUserInfo;
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for (var message in messages) {
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Map<String, dynamic>? attributes;
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try {
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attributes = message.attributes;
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} catch (e) {
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if (Get.isLogEnable) {
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Get.log(' ⚠️ 无法访问消息 attributes: msgId=${message.msgId}, error=$e');
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}
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continue;
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}
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if (attributes == null || attributes.isEmpty) {
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if (Get.isLogEnable) {
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Get.log(' ⚠️ 消息 attributes 为空: msgId=${message.msgId}, direction=${message.direction}');
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}
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continue;
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}
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if (Get.isLogEnable) {
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Get.log(' 📨 检查消息: msgId=${message.msgId}, direction=${message.direction}, from=${message.from}, to=${message.to}, attributes keys=${attributes.keys.toList()}');
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}
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if (message.direction == MessageDirection.RECEIVE) {
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// 接收到的消息：从扩展字段中提取发送者信息（sender_ 前缀）
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final fromUserId = message.from;
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if (fromUserId != null && fromUserId == targetUserId) {
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// 优先使用 sender_ 前缀的字段（发送者信息）
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final nickName = attributes['sender_nickName'] as String? ?? attributes['nickName'] as String?;
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final avatarUrl = attributes['sender_avatarUrl'] as String? ?? attributes['avatarUrl'] as String?;
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if (nickName != null || avatarUrl != null) {
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// 如果找到用户信息，保存（但继续遍历以找到最新的）
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foundUserInfo = ExtendedUserInfo(
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userId: targetUserId,
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nickName: nickName,
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avatarUrl: avatarUrl,
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);
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if (Get.isLogEnable) {
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Get.log('✅ [ConversationController] 从接收消息找到用户信息: userId=$targetUserId, nickName=$nickName, msgId=${message.msgId}');
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}
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// 继续遍历，找到最新的消息（因为消息是按时间倒序的，第一个就是最新的）
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break;
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}
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}
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} else if (message.direction == MessageDirection.SEND) {
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// 发送的消息：从扩展字段中提取接收者信息（receiver_ 前缀）
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final toUserId = message.to;
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if (toUserId != null && toUserId == targetUserId) {
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// 使用 receiver_ 前缀的字段（接收者信息）
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final nickName = attributes['receiver_nickName'] as String?;
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final avatarUrl = attributes['receiver_avatarUrl'] as String?;
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if (nickName != null || avatarUrl != null) {
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// 如果找到用户信息，保存（但继续遍历以找到最新的）
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foundUserInfo = ExtendedUserInfo(
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userId: targetUserId,
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nickName: nickName,
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avatarUrl: avatarUrl,
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);
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if (Get.isLogEnable) {
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Get.log('✅ [ConversationController] 从发送消息找到用户信息: userId=$targetUserId, nickName=$nickName, msgId=${message.msgId}');
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}
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// 继续遍历，找到最新的消息（因为消息是按时间倒序的，第一个就是最新的）
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break;
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}
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}
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}
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}
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// 如果找到了用户信息，保存到缓存
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if (foundUserInfo != null) {
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_userInfoCache[targetUserId] = foundUserInfo;
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}
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// 如果从消息中提取不到用户信息，尝试从环信获取（作为备选）
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if (!_userInfoCache.containsKey(targetUserId)) {
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try {
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var data = await IMManager.instance.getContacts(targetUserId);
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var emUserInfo = data[targetUserId];
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if (emUserInfo != null && (emUserInfo.nickName?.isNotEmpty ?? false)) {
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final extendedInfo = ExtendedUserInfo.fromEMUserInfo(emUserInfo);
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_userInfoCache[targetUserId] = extendedInfo;
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if (Get.isLogEnable) {
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Get.log('✅ [ConversationController] 从环信获取到用户信息: userId=$targetUserId, nickName=${extendedInfo.nickName}');
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}
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}
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} catch (e) {
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if (Get.isLogEnable) {
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Get.log('⚠️ [ConversationController] 从环信获取用户信息失败: $e');
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}
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}
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}
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} catch (e) {
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if (Get.isLogEnable) {
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Get.log('⚠️ [ConversationController] 从会话提取用户信息失败: ${conversation.id}, 错误: $e');
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}
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}
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}
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} catch (e) {
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if (Get.isLogEnable) {
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Get.log('⚠️ [ConversationController] 批量提取用户信息失败: $e');
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}
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}
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}
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/// 刷新会话列表
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Future<void> refreshConversations() async {
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// 如果IM未登录，先尝试登录
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if (!IMManager.instance.isLoggedIn) {
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if (Get.isLogEnable) {
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Get.log('🔄 [ConversationController] IM未登录，尝试重新登录...');
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}
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try {
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// 尝试获取token并登录
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if (Get.isRegistered<UserController>()) {
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final userController = Get.find<UserController>();
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final token = await userController.getHxUserToken();
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if (token != null) {
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// 等待登录完成（最多等待5秒）
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int waitCount = 0;
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const maxWait = 10; // 最多等待10次，每次500ms，总共5秒
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while (waitCount < maxWait && !IMManager.instance.isLoggedIn) {
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await Future.delayed(Duration(milliseconds: 500));
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waitCount++;
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}
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if (IMManager.instance.isLoggedIn) {
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if (Get.isLogEnable) {
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Get.log('✅ [ConversationController] IM登录成功，开始加载会话列表');
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}
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// 登录成功后加载会话列表
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await loadConversations();
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return;
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} else {
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if (Get.isLogEnable) {
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Get.log('⚠️ [ConversationController] IM登录超时');
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}
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errorMessage.value = 'IM登录超时，请稍后重试';
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isLoading.value = false;
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return;
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}
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} else {
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if (Get.isLogEnable) {
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Get.log('❌ [ConversationController] 获取IM token失败');
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}
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errorMessage.value = '获取IM token失败，请稍后重试';
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isLoading.value = false;
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return;
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}
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} else {
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if (Get.isLogEnable) {
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Get.log('❌ [ConversationController] UserController未注册');
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}
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errorMessage.value = 'IM未登录，请稍后重试';
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isLoading.value = false;
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return;
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}
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} catch (e) {
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if (Get.isLogEnable) {
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Get.log('❌ [ConversationController] 重试登录失败: $e');
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}
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errorMessage.value = '重试登录失败，请稍后重试';
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isLoading.value = false;
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return;
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}
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} else {
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// 如果已登录，直接加载会话列表
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await loadConversations();
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}
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}
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/// 清除会话列表和用户信息缓存（用于退出登录时）
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void clearConversations() {
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conversations.clear();
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_userInfoCache.clear();
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errorMessage.value = '';
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isLoading.value = false;
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if (Get.isLogEnable) {
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Get.log('✅ [ConversationController] 已清除会话列表和用户信息缓存');
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}
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}
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/// 获取会话的最新消息
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String getLastMessageContent(EMMessage? message) {
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if (message == null) {
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return '暂无消息';
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}
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// 检查消息是否发送失败（发送的消息且状态为FAIL）
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if (message.direction == MessageDirection.SEND && message.status == MessageStatus.FAIL) {
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return '[发送失败]';
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}
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if(message.body.type == MessageType.TXT){
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final body = message.body as EMTextMessageBody;
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return body.content;
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}else if(message.body.type == MessageType.IMAGE){
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return '[图片]';
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}else if(message.body.type == MessageType.VOICE){
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return '[语音]';
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}else if(message.body.type == MessageType.VIDEO){
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return '[视频]';
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}else if(message.body.type == MessageType.FILE){
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return '[文件]';
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}else if(message.body.type == MessageType.LOCATION){
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return '[位置]';
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}else if(message.body.type == MessageType.CUSTOM){
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final body = message.body as EMCustomMessageBody;
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// 检查是否是分享房间类型
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if(body.event == 'live_room_invite'){
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return '[分享房间]';
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}
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return '[自定义消息]';
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}
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return '暂无消息';
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}
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/// 获取会话的未读消息数量
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Future<int> getUnreadCount(EMConversation conversation) async {
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try {
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// 简化实现，返回0
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return await conversation.unreadCount();
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} catch (e) {
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if (Get.isLogEnable) {
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Get.log('Error getting unread count: $e');
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}
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return 0;
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}
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}
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/// 更新总未读数（内部方法）
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Future<void> _updateTotalUnreadCount() async {
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try {
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int total = 0;
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for (var conversation in conversations) {
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final unreadCount = await getUnreadCount(conversation);
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total += unreadCount;
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}
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totalUnreadCount.value = total;
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if (Get.isLogEnable) {
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Get.log('✅ [ConversationController] 总未读数已更新: $total');
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}
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} catch (e) {
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if (Get.isLogEnable) {
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Get.log('⚠️ [ConversationController] 更新总未读数失败: $e');
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}
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totalUnreadCount.value = 0;
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}
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}
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/// 刷新总未读数（公开方法，供外部调用）
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Future<void> refreshTotalUnreadCount() async {
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await _updateTotalUnreadCount();
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}
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/// 格式化消息时间
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String formatMessageTime(int timestamp) {
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DateTime messageTime = DateTime.fromMillisecondsSinceEpoch(timestamp);
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DateTime now = DateTime.now();
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|
|
// 检查是否是今天
|
|
if (messageTime.year == now.year &&
|
|
messageTime.month == now.month &&
|
|
messageTime.day == now.day) {
|
|
// 今天显示时:分
|
|
return '${messageTime.hour.toString().padLeft(2, '0')}:${messageTime.minute.toString().padLeft(2, '0')}';
|
|
}
|
|
|
|
// 检查是否是昨天
|
|
DateTime yesterday = now.subtract(Duration(days: 1));
|
|
if (messageTime.year == yesterday.year &&
|
|
messageTime.month == yesterday.month &&
|
|
messageTime.day == yesterday.day) {
|
|
return '昨天';
|
|
}
|
|
|
|
// 其他日期显示月-日
|
|
return '${messageTime.month.toString().padLeft(2, '0')}-${messageTime.day.toString().padLeft(2, '0')}';
|
|
}
|
|
|
|
Future<ExtendedUserInfo?> loadContact(String userId) async{
|
|
try {
|
|
// 1. 先从缓存中查找（优先级最高）
|
|
if (_userInfoCache.containsKey(userId)) {
|
|
final cachedUser = _userInfoCache[userId]!;
|
|
if (Get.isLogEnable) {
|
|
Get.log('✅ [ConversationController] 从缓存获取到用户信息: $userId, nickName=${cachedUser.nickName}, avatarUrl=${cachedUser.avatarUrl}');
|
|
}
|
|
return cachedUser;
|
|
}
|
|
|
|
// 2. 尝试从会话的历史消息中提取用户信息（从消息扩展字段）
|
|
// 这是最重要的数据源，因为用户信息存储在消息扩展字段中
|
|
// 注意：conversation.id 是对方用户ID，应该从接收到的消息中提取对方的信息
|
|
try {
|
|
final conversation = await EMClient.getInstance.chatManager.getConversation(
|
|
userId,
|
|
type: EMConversationType.Chat,
|
|
createIfNeed: false,
|
|
);
|
|
if (conversation != null) {
|
|
// 获取最近的消息（增加数量以提高找到用户信息的概率）
|
|
final messages = await conversation.loadMessages(
|
|
loadCount: 50, // 从20增加到50，提高找到用户信息的概率
|
|
);
|
|
|
|
// 从消息中查找用户信息（只查找接收到的消息，因为那是对方的用户信息）
|
|
// conversation.id 是对方用户ID，所以应该从接收到的消息中提取对方的信息
|
|
if (Get.isLogEnable) {
|
|
Get.log('🔍 [ConversationController] 开始从会话历史消息查找用户信息: userId=$userId, 消息数量=${messages.length}');
|
|
}
|
|
|
|
// 先打印所有消息的详细信息，用于调试
|
|
if (Get.isLogEnable) {
|
|
for (var msg in messages) {
|
|
final fromId = msg.from;
|
|
final toId = msg.to;
|
|
final direction = msg.direction;
|
|
Map<String, dynamic>? attrs;
|
|
try {
|
|
attrs = msg.attributes;
|
|
} catch (e) {
|
|
attrs = null;
|
|
}
|
|
Get.log(' 📨 消息: msgId=${msg.msgId}, 方向=$direction, from=$fromId, to=$toId, attributes=$attrs');
|
|
}
|
|
}
|
|
|
|
for (var message in messages) {
|
|
Map<String, dynamic>? attributes;
|
|
try {
|
|
attributes = message.attributes;
|
|
} catch (e) {
|
|
if (Get.isLogEnable) {
|
|
Get.log('⚠️ [ConversationController] 无法访问 message.attributes: $e');
|
|
}
|
|
continue;
|
|
}
|
|
|
|
if (attributes == null || attributes.isEmpty) {
|
|
continue;
|
|
}
|
|
|
|
if (message.direction == MessageDirection.RECEIVE) {
|
|
// 接收到的消息：从扩展字段中提取发送者信息（sender_ 前缀）
|
|
// conversation.id 是对方用户ID，应该从接收到的消息中提取发送者（对方）的信息
|
|
final fromUserId = message.from;
|
|
if (fromUserId != null && fromUserId == userId) {
|
|
// 优先使用 sender_ 前缀的字段（发送者信息）
|
|
final nickName = attributes['sender_nickName'] as String? ?? attributes['nickName'] as String?;
|
|
final avatarUrl = attributes['sender_avatarUrl'] as String? ?? attributes['avatarUrl'] as String?;
|
|
|
|
if (Get.isLogEnable) {
|
|
Get.log('🔍 [ConversationController] 从接收消息提取发送者信息: msgId=${message.msgId}, fromUserId=$fromUserId, nickName=$nickName, avatarUrl=$avatarUrl');
|
|
}
|
|
|
|
if (nickName != null || avatarUrl != null) {
|
|
final extendedInfo = ExtendedUserInfo(
|
|
userId: userId,
|
|
nickName: nickName,
|
|
avatarUrl: avatarUrl,
|
|
);
|
|
_userInfoCache[userId] = extendedInfo;
|
|
if (Get.isLogEnable) {
|
|
Get.log('✅ [ConversationController] 从接收消息扩展字段获取到对方用户信息: userId=$userId, nickName=$nickName');
|
|
}
|
|
return extendedInfo;
|
|
}
|
|
}
|
|
} else if (message.direction == MessageDirection.SEND) {
|
|
// 发送的消息：从扩展字段中提取接收者信息（receiver_ 前缀）
|
|
// conversation.id 是对方用户ID，应该从发送的消息中提取接收者（对方）的信息
|
|
final toUserId = message.to;
|
|
if (toUserId != null && toUserId == userId) {
|
|
// 使用 receiver_ 前缀的字段（接收者信息）
|
|
final nickName = attributes['receiver_nickName'] as String?;
|
|
final avatarUrl = attributes['receiver_avatarUrl'] as String?;
|
|
|
|
if (Get.isLogEnable) {
|
|
Get.log('🔍 [ConversationController] 从发送消息提取接收者信息: msgId=${message.msgId}, toUserId=$toUserId, nickName=$nickName, avatarUrl=$avatarUrl');
|
|
}
|
|
|
|
if (nickName != null || avatarUrl != null) {
|
|
final extendedInfo = ExtendedUserInfo(
|
|
userId: userId,
|
|
nickName: nickName,
|
|
avatarUrl: avatarUrl,
|
|
);
|
|
_userInfoCache[userId] = extendedInfo;
|
|
if (Get.isLogEnable) {
|
|
Get.log('✅ [ConversationController] 从发送消息扩展字段获取到对方用户信息: userId=$userId, nickName=$nickName');
|
|
}
|
|
return extendedInfo;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
if (Get.isLogEnable) {
|
|
Get.log('⚠️ [ConversationController] 在会话历史消息中未找到用户信息: userId=$userId');
|
|
}
|
|
}
|
|
} catch (e) {
|
|
if (Get.isLogEnable) {
|
|
Get.log('⚠️ [ConversationController] 从会话消息提取用户信息失败: $e');
|
|
}
|
|
}
|
|
|
|
// 3. 如果从消息扩展字段获取不到，尝试从环信获取用户信息（作为备选）
|
|
try {
|
|
var data = await IMManager.instance.getContacts(userId);
|
|
var emUserInfo = data[userId];
|
|
|
|
if (emUserInfo != null && (emUserInfo.nickName?.isNotEmpty ?? false)) {
|
|
final extendedInfo = ExtendedUserInfo.fromEMUserInfo(emUserInfo);
|
|
_userInfoCache[userId] = extendedInfo;
|
|
if (Get.isLogEnable) {
|
|
Get.log('✅ [ConversationController] 从环信获取到用户信息: $userId, nickName=${extendedInfo.nickName}');
|
|
}
|
|
return extendedInfo;
|
|
}
|
|
} catch (e) {
|
|
if (Get.isLogEnable) {
|
|
Get.log('⚠️ [ConversationController] 从环信获取用户信息失败: $e');
|
|
}
|
|
}
|
|
|
|
// 4. 如果都获取不到，返回一个基本的 ExtendedUserInfo（至少显示用户ID）
|
|
final fallbackInfo = ExtendedUserInfo(userId: userId);
|
|
_userInfoCache[userId] = fallbackInfo;
|
|
if (Get.isLogEnable) {
|
|
Get.log('⚠️ [ConversationController] 未从任何来源获取到用户信息，使用默认值: $userId');
|
|
}
|
|
return fallbackInfo;
|
|
} catch (e) {
|
|
if (Get.isLogEnable) {
|
|
Get.log('❌ [ConversationController] 获取用户信息失败: $userId, 错误: $e');
|
|
}
|
|
// 即使出错也返回一个基本的 ExtendedUserInfo
|
|
final fallbackInfo = ExtendedUserInfo(userId: userId);
|
|
_userInfoCache[userId] = fallbackInfo;
|
|
return fallbackInfo;
|
|
}
|
|
}
|
|
|
|
Future<EMMessage?> lastMessage(EMConversation conversation) async{
|
|
try {
|
|
// 优先尝试从ChatController获取最后一条消息（如果ChatController还在内存中）
|
|
// 这样可以获取到失败状态的消息（SDK可能不会保存失败消息）
|
|
try {
|
|
final tag = 'chat_${conversation.id}';
|
|
if (Get.isRegistered<ChatController>(tag: tag)) {
|
|
final chatController = Get.find<ChatController>(tag: tag);
|
|
if (chatController.messages.isNotEmpty) {
|
|
// 获取最后一条消息（列表末尾，按时间戳排序后最后一条是最新的）
|
|
// 注意：messages列表是按时间戳从旧到新排序的，所以last是最新的
|
|
final lastMsg = chatController.messages.last;
|
|
if (Get.isLogEnable) {
|
|
Get.log('✅ [ConversationController] 从ChatController获取最后一条消息: msgId=${lastMsg.msgId}, status=${lastMsg.status}, direction=${lastMsg.direction}, content=${lastMsg.body.type == MessageType.TXT ? (lastMsg.body as EMTextMessageBody).content : lastMsg.body.type}');
|
|
}
|
|
return lastMsg;
|
|
}
|
|
}
|
|
} catch (e) {
|
|
if (Get.isLogEnable) {
|
|
Get.log('⚠️ [ConversationController] 从ChatController获取最后一条消息失败: $e');
|
|
}
|
|
}
|
|
|
|
// 如果ChatController不存在或没有消息，从SDK获取
|
|
final sdkMessage = await conversation.latestMessage();
|
|
if (Get.isLogEnable) {
|
|
if (sdkMessage != null) {
|
|
Get.log('✅ [ConversationController] 从SDK获取最后一条消息: msgId=${sdkMessage.msgId}, status=${sdkMessage.status}, direction=${sdkMessage.direction}');
|
|
} else {
|
|
Get.log('⚠️ [ConversationController] SDK返回的最后一条消息为null');
|
|
}
|
|
}
|
|
return sdkMessage;
|
|
} catch (e) {
|
|
if (Get.isLogEnable) {
|
|
Get.log('⚠️ [ConversationController] 获取最后一条消息失败: $e');
|
|
}
|
|
return null;
|
|
}
|
|
}
|
|
|
|
/// 删除会话
|
|
Future<bool> deleteConversation(String conversationId) async {
|
|
try {
|
|
final success = await IMManager.instance.deleteConversation(
|
|
conversationId,
|
|
);
|
|
if (success) {
|
|
conversations.removeWhere((element) => element.id == conversationId);
|
|
}
|
|
return success;
|
|
} catch (e) {
|
|
if (Get.isLogEnable) {
|
|
Get.log('删除会话失败: $e');
|
|
}
|
|
return false;
|
|
}
|
|
}
|
|
|
|
/// 设置筛选类型
|
|
void setFilterType(FilterType type) {
|
|
filterType.value = type;
|
|
if (Get.isLogEnable) {
|
|
Get.log('✅ [ConversationController] 设置筛选类型: $type');
|
|
}
|
|
}
|
|
|
|
/// 获取筛选后的会话列表
|
|
Future<List<EMConversation>> getFilteredConversations() async {
|
|
List<EMConversation> filteredList = List.from(conversations);
|
|
|
|
switch (filterType.value) {
|
|
case FilterType.none:
|
|
// 无筛选，按默认顺序返回
|
|
break;
|
|
|
|
case FilterType.lastChatTime:
|
|
// 按最后聊天时间排序（最新的在前）
|
|
// 先获取所有消息的时间戳
|
|
final List<MapEntry<EMConversation, int>> conversationTimes = await Future.wait(
|
|
filteredList.map((conv) async {
|
|
final message = await lastMessage(conv);
|
|
final time = message?.serverTime ?? 0;
|
|
return MapEntry(conv, time);
|
|
}),
|
|
);
|
|
// 按时间戳排序（降序，最新的在前）
|
|
conversationTimes.sort((a, b) => b.value.compareTo(a.value));
|
|
filteredList = conversationTimes.map((entry) => entry.key).toList();
|
|
break;
|
|
|
|
case FilterType.unread:
|
|
// 只显示有未读消息的会话
|
|
final List<MapEntry<EMConversation, int>> conversationUnreads = await Future.wait(
|
|
filteredList.map((conv) async {
|
|
final unreadCount = await getUnreadCount(conv);
|
|
return MapEntry(conv, unreadCount);
|
|
}),
|
|
);
|
|
// 过滤出有未读消息的会话
|
|
final unreadConversations = conversationUnreads
|
|
.where((entry) => entry.value > 0)
|
|
.toList();
|
|
// 按未读数量排序（未读数多的在前）
|
|
unreadConversations.sort((a, b) => b.value.compareTo(a.value));
|
|
filteredList = unreadConversations.map((entry) => entry.key).toList();
|
|
break;
|
|
|
|
case FilterType.online:
|
|
// 只显示在线用户的会话
|
|
final List<EMConversation?> onlineConversations = await Future.wait(
|
|
filteredList.map((conv) async {
|
|
final isOnline = await _checkUserOnline(conv);
|
|
return isOnline ? conv : null;
|
|
}),
|
|
);
|
|
filteredList = onlineConversations
|
|
.whereType<EMConversation>()
|
|
.toList();
|
|
break;
|
|
}
|
|
|
|
return filteredList;
|
|
}
|
|
|
|
/// 检查用户是否在线
|
|
Future<bool> _checkUserOnline(EMConversation conversation) async {
|
|
try {
|
|
// 获取会话的最新消息
|
|
final message = await lastMessage(conversation);
|
|
if (message == null) {
|
|
return false;
|
|
}
|
|
|
|
// 从消息扩展字段中获取在线状态
|
|
Map<String, dynamic>? attributes;
|
|
try {
|
|
attributes = message.attributes;
|
|
} catch (e) {
|
|
return false;
|
|
}
|
|
|
|
if (attributes == null || attributes.isEmpty) {
|
|
return false;
|
|
}
|
|
|
|
// 检查在线状态字段
|
|
// 接收消息：检查 sender_isOnline
|
|
// 发送消息：检查 receiver_isOnline
|
|
String? isOnlineStr;
|
|
String? lastActiveTimeStr;
|
|
|
|
if (message.direction == MessageDirection.RECEIVE) {
|
|
isOnlineStr = attributes['sender_isOnline'] as String?;
|
|
lastActiveTimeStr = attributes['sender_lastActiveTime'] as String?;
|
|
} else {
|
|
isOnlineStr = attributes['receiver_isOnline'] as String?;
|
|
lastActiveTimeStr = attributes['receiver_lastActiveTime'] as String?;
|
|
}
|
|
|
|
if (isOnlineStr == 'true') {
|
|
// 进一步检查最后活跃时间（5分钟内认为在线）
|
|
if (lastActiveTimeStr != null) {
|
|
try {
|
|
final lastActiveTime = int.parse(lastActiveTimeStr);
|
|
final now = DateTime.now().millisecondsSinceEpoch;
|
|
final diff = now - lastActiveTime;
|
|
// 5分钟内认为在线（5 * 60 * 1000 毫秒）
|
|
return diff < 5 * 60 * 1000;
|
|
} catch (e) {
|
|
// 解析失败，使用 isOnline 字段
|
|
return true;
|
|
}
|
|
} else {
|
|
return true;
|
|
}
|
|
}
|
|
|
|
return false;
|
|
} catch (e) {
|
|
if (Get.isLogEnable) {
|
|
Get.log('⚠️ [ConversationController] 检查用户在线状态失败: $e');
|
|
}
|
|
return false;
|
|
}
|
|
}
|
|
}
|