MessagingApp/lib/models/chats.dart

import 'dart:convert';

import 'package:appwrite/models.dart';
import 'package:messaging_app/models/messages.dart';

class Chats {
  String ownerId;
  List<String> members;
  String? type;
  List<List<Messages>>? messages;

  Chats({
    required this.ownerId,
    required this.members,
    required this.type,
    required this.messages,
  });

  factory Chats.fromDocument(Document _document) {
    //
    //
    List<List<Messages>> _messagesList = [];
    List _members = _document.data['members'];
    List _messages = _document.data['messages'];

    for (var i = 0; i < _members.length; i++) {
      List _msg = [];
      _msg = json.decode(_messages[i])[_members[i]];

      _messagesList.add(_msg.map((_temp) {
        return Messages.fromMap(_temp);
      }).toList());
    }

    return Chats(
      ownerId: _document.data['ownerId'],
      members: _members.map((_member) {
        return _member.toString();
      }).toList(),
      type: _document.data['type'],
      messages: _messagesList,
    );
  }
}