Line data    Source code

       1              : /*
       2              :  *   Famedly Matrix SDK
       3              :  *   Copyright (C) 2019, 2020, 2021 Famedly GmbH
       4              :  *
       5              :  *   This program is free software: you can redistribute it and/or modify
       6              :  *   it under the terms of the GNU Affero General Public License as
       7              :  *   published by the Free Software Foundation, either version 3 of the
       8              :  *   License, or (at your option) any later version.
       9              :  *
      10              :  *   This program is distributed in the hope that it will be useful,
      11              :  *   but WITHOUT ANY WARRANTY; without even the implied warranty of
      12              :  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
      13              :  *   GNU Affero General Public License for more details.
      14              :  *
      15              :  *   You should have received a copy of the GNU Affero General Public License
      16              :  *   along with this program.  If not, see <https://www.gnu.org/licenses/>.
      17              :  */
      18              : 
      19              : import 'package:matrix/matrix.dart';
      20              : 
      21              : class CachedPresence {
      22              :   PresenceType presence;
      23              :   DateTime? lastActiveTimestamp;
      24              :   String? statusMsg;
      25              :   bool? currentlyActive;
      26              :   String userid;
      27              : 
      28            1 :   factory CachedPresence.fromJson(Map<String, Object?> json) =>
      29            1 :       CachedPresence._(
      30              :         presence: PresenceType.values
      31            5 :             .singleWhere((type) => type.name == json['presence']),
      32            1 :         lastActiveTimestamp: json['last_active_timestamp'] != null
      33            1 :             ? DateTime.fromMillisecondsSinceEpoch(
      34            1 :                 json['last_active_timestamp'] as int,
      35              :               )
      36              :             : null,
      37            1 :         statusMsg: json['status_msg'] as String?,
      38            1 :         currentlyActive: json['currently_active'] as bool?,
      39            1 :         userid: json['user_id'] as String,
      40              :       );
      41              : 
      42           64 :   Map<String, Object?> toJson() => {
      43           64 :         'user_id': userid,
      44           96 :         'presence': presence.name,
      45           32 :         if (lastActiveTimestamp != null)
      46            6 :           'last_active_timestamp': lastActiveTimestamp?.millisecondsSinceEpoch,
      47           34 :         if (statusMsg != null) 'status_msg': statusMsg,
      48           36 :         if (currentlyActive != null) 'currently_active': currentlyActive,
      49              :       };
      50              : 
      51            1 :   CachedPresence._({
      52              :     required this.userid,
      53              :     required this.presence,
      54              :     this.lastActiveTimestamp,
      55              :     this.statusMsg,
      56              :     this.currentlyActive,
      57              :   });
      58              : 
      59           34 :   CachedPresence(
      60              :     this.presence,
      61              :     int? lastActiveAgo,
      62              :     this.statusMsg,
      63              :     this.currentlyActive,
      64              :     this.userid,
      65              :   ) {
      66              :     if (lastActiveAgo != null) {
      67            2 :       lastActiveTimestamp =
      68            6 :           DateTime.now().subtract(Duration(milliseconds: lastActiveAgo));
      69              :     }
      70              :   }
      71              : 
      72           33 :   CachedPresence.fromMatrixEvent(Presence event)
      73           33 :       : this(
      74           66 :           event.presence.presence,
      75           66 :           event.presence.lastActiveAgo,
      76           66 :           event.presence.statusMsg,
      77           66 :           event.presence.currentlyActive,
      78           33 :           event.senderId,
      79              :         );
      80              : 
      81            0 :   CachedPresence.fromPresenceResponse(GetPresenceResponse event, String userid)
      82            0 :       : this(
      83            0 :           event.presence,
      84            0 :           event.lastActiveAgo,
      85            0 :           event.statusMsg,
      86            0 :           event.currentlyActive,
      87              :           userid,
      88              :         );
      89              : 
      90            0 :   CachedPresence.neverSeen(this.userid) : presence = PresenceType.offline;
      91              : 
      92            0 :   Presence toPresence() {
      93            0 :     final content = <String, dynamic>{
      94            0 :       'presence': presence.name.toString(),
      95              :     };
      96            0 :     if (currentlyActive != null) content['currently_active'] = currentlyActive!;
      97            0 :     if (lastActiveTimestamp != null) {
      98            0 :       content['last_active_ago'] =
      99            0 :           DateTime.now().difference(lastActiveTimestamp!).inMilliseconds;
     100              :     }
     101            0 :     if (statusMsg != null) content['status_msg'] = statusMsg!;
     102              : 
     103            0 :     final json = {
     104              :       'content': content,
     105              :       'sender': '@example:localhost',
     106              :       'type': 'm.presence',
     107              :     };
     108              : 
     109            0 :     return Presence.fromJson(json);
     110              :   }
     111              : }