131 lines
5.1 KiB
Dart
131 lines
5.1 KiB
Dart
import 'package:get/get.dart';
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import 'package:loopin/IM/im_service.dart';
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import 'package:loopin/models/conversation_type.dart' as myConversationType;
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import 'package:loopin/models/conversation_view_model.dart';
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import 'package:tencent_cloud_chat_sdk/models/v2_tim_conversation.dart';
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import 'package:tencent_cloud_chat_sdk/models/v2_tim_conversation_filter.dart';
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class ChatController extends GetxController {
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RxInt count = 20.obs; // 每页条数
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RxString nextSeq = '0'.obs; // 页码
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RxBool isFinished = false.obs; // 是否拉取完？默认未拉取完
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final chatList = <ConversationViewModel>[].obs;
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void initChatData() {
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// chatList.value = <ConversationViewModel>[];
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chatList.clear();
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nextSeq.value = '0';
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isFinished.value = false;
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}
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// 获取所有会话列表
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Future<void> getConversationList() async {
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logger.e('开始获取会话列表数据');
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if (isFinished.value) {
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// 拉取完数据了，直接结束
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logger.e('会话触底无数据');
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return;
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}
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try {
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final res = await ImService.instance.getConversationList(nextSeq.value, count.value);
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if (!res.success || res.data == null) {
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logger.e('获取会话失败::${res.desc}');
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return;
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}
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final List<ConversationViewModel> convList = res.data;
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for (var conv in convList) {
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logger.w('基本会话: ${conv.conversation.toLogString()}');
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}
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chatList.addAll(convList);
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// 不包含noFriend才执行加载数据逻辑,分页加载时候过滤
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final hasNoFriend = chatList.any((item) => item.conversation.conversationGroupList?.contains(myConversationType.ConversationType.noFriend.name) ?? false);
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logger.e('开始构建陌生人入口是否包含noFriend?：$hasNoFriend');
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if (!hasNoFriend) {
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getNoFriendData();
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}
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} catch (e) {
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logger.e('获取会话异常：:$e');
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}
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}
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///构建陌生人消息菜单入口
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void getNoFriendData({V2TimConversation? csion}) async {
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// 检测会话列表是否已有陌生人消息菜单
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final hasNoFriend = chatList.any((item) => item.conversation.conversationGroupList?.contains(myConversationType.ConversationType.noFriend.name) ?? false);
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logger.w('检测是否存在nofriend入口：$hasNoFriend');
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if (hasNoFriend) {
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// 已经有了入口
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final ConversationViewModel matchItem = chatList.firstWhere(
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(item) => item.conversation.conversationGroupList?.contains(myConversationType.ConversationType.noFriend.name) ?? false,
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);
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// 获取陌生人未读总数
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final unreadTotal = await ImService.instance.getUnreadMessageCountByFilter(
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filter: V2TimConversationFilter(
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conversationGroup: myConversationType.ConversationType.noFriend.name,
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hasUnreadCount: true,
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),
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);
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matchItem.conversation.lastMessage = csion!.lastMessage;
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matchItem.conversation.unreadCount = unreadTotal.data;
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chatList.refresh();
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} else {
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// 没有则执行创建逻辑
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final res = await ImService.instance.getConversationListByFilter(
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filter: V2TimConversationFilter(conversationGroup: myConversationType.ConversationType.noFriend.name),
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nextSeq: 0,
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count: 1,
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);
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if (res.success && res.data != null) {
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final convList = res.data!.conversationList ?? [];
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if (convList.isNotEmpty) {
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// logger.i(res.data!.toJson());
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// 有陌生人消息，1.获取未读数，2.组装converstaionviewmodel
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final unread = await ImService.instance.getUnreadMessageCountByFilter(
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filter: V2TimConversationFilter(
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conversationGroup: myConversationType.ConversationType.noFriend.name,
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hasUnreadCount: true,
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),
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);
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if (unread.success) {
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final conv = convList.first;
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final faceUrl = 'assets/images/notify/msr.png';
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conv.showName = '陌生人消息';
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conv.unreadCount = unread.data;
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final createItem = ConversationViewModel(
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conversation: conv,
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faceUrl: faceUrl,
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);
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final newList = List<ConversationViewModel>.from(chatList);
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newList.add(createItem);
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newList.sort((a, b) {
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final atime = a.conversation.lastMessage?.timestamp ?? 0;
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final btime = b.conversation.lastMessage?.timestamp ?? 0;
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return btime.compareTo(atime); // 降序
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});
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chatList.value = newList;
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}
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}
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}
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}
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}
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/// 按会话分组查询 getConversationListByFilter
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// void filterConversationList() async {
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// final res = await ImService.instance.getConversationListByFilter(
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// filter: V2TimConversationFilter(conversationGroup: null),
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// nextSeq: nextSeq.value,
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// );
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// final convList = res.data!.conversationList;
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// logger.i(res.data!.toJson());
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// chatList.value = convList;
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// // for (var element in convList ?? []) {
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// // logger.i(element.toJson());
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// // // 你可以在这里继续处理 element
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// // }
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// }
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}
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