together_mobile/lib/models/contact_model.dart

import 'package:flutter/material.dart';

class FriendSetting {
  String friendRemark = '';
  String friendGroup = '';

  FriendSetting.fromJson(Map json) {
    friendRemark = json['friendRemark'] ?? '';
    friendGroup = json['friendGroup'] ?? '我的好友';
  }
}

class GroupChatSetting {
  String groupChatRemark = '';
  String myRemark = '';

  GroupChatSetting.fromJson(Map<String, dynamic> json) {
    groupChatRemark = json['groupChatRemark'] ?? '';
    myRemark = json['myRemark'] ?? '';
  }
}

class Contact extends ChangeNotifier {
  Map<String, FriendSetting> friends = {};
  List<String> friendGroups = [];
  String defaultGroup = '';
  Map<String, GroupChatSetting> groupChats = {};

  void init(Map json) {
    defaultGroup = json['defaultGroup'];

    json['friends'].forEach((key, value) {
      friends[key] = FriendSetting.fromJson(value);
    });
    // json['groupChats'].forEach((key, value) {
    //   groupChats[key] = GroupChatSetting.fromJson(value);
    // });

    // for (String i in json['friendGroups']) {
    //   friendGroups.add(i);
    // }
    friendGroups = List.from(json['friendGroups']);
  }

  Map<String, FriendSetting> filterGroupFriends(String groupName) {
    Map<String, FriendSetting> groupFriends = {};
    friends.forEach((key, value) {
      if (value.friendGroup == groupName) {
        groupFriends[key] = value;
      }
    });
    return groupFriends;
  }

  void addFriend(String friendId, Map friendSetting) {
    friends.addAll({friendId: FriendSetting.fromJson(friendSetting)});
    notifyListeners();
  }

  void changeFriendRemark(String friendId, String remark) {
    friends[friendId]!.friendRemark = remark;
  }

  void changeFriendGroup(String friendId, String group) {
    friends[friendId]!.friendGroup = group;
  }

  void removeFriend(String friendId) {
    friends.remove(friendId);
    notifyListeners();
  }
}

class FriendAccountProfile {
  String id = '';
  String username = '';
  String email = '';
  String nickname = '';
  String gender = '';
  String birthday = '';
  String location = '';
  String status = '';
  String sign = '';
  String avatar = '';
  String baseAvatarPath = '';

  FriendAccountProfile.fromJson(Map<String, dynamic> json) {
    id = json['id'];
    username = json['username'];
    email = json['email'];
    nickname = json['nickname'] ?? '';
    birthday = json['birthday'] ?? '';
    location = json['location'] ?? '';
    status = json['status'] ?? '';
    sign = json['sign'] ?? '';
    avatar = json['avatar'] ?? '';
  }
}

class ContactAccountProfile extends ChangeNotifier {
  Map<String, FriendAccountProfile> friends = {};

  void init(Map json) {
    json['friends'].forEach((key, value) {
      friends[key] = FriendAccountProfile.fromJson(value);
    });
  }

  (bool, String) getIdBy(String condition, String filterValue) {
    String friendId = '';
    switch (condition) {
      case 'username':
        for (var key in friends.keys) {
          if (friends[key]!.username == filterValue) {
            friendId = key;
            break;
          }
        }
        break;
    }
    return friendId.isNotEmpty ? (true, friendId) : (false, '');
  }

  void addAccountProfile(String friendId, Map<String, dynamic> json) {
    friends.addAll({friendId: FriendAccountProfile.fromJson(json)});
    notifyListeners();
  }

  void removeFriend(String friendId) {
    friends.remove(friendId);
    notifyListeners();
  }
}