mirror of
https://gitlab.com/comunic/comunicmobile
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100 lines
3.1 KiB
Dart
100 lines
3.1 KiB
Dart
import 'package:comunic/helpers/serialization/base_serialization_helper.dart';
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import 'package:comunic/models/conversation_member.dart';
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import 'package:comunic/utils/account_utils.dart';
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import 'package:flutter/material.dart';
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import 'package:meta/meta.dart';
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/// Conversation model
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///
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/// @author Pierre HUBERT
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enum CallCapabilities { NONE, AUDIO, VIDEO }
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class Conversation extends SerializableElement<Conversation> {
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final int id;
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final int lastActivity;
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final String name;
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final Color color;
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final String logoURL;
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final int groupID;
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final List<ConversationMember> members;
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final bool canEveryoneAddMembers;
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final CallCapabilities callCapabilities;
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final bool isHavingCall;
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Conversation({
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@required this.id,
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@required this.lastActivity,
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@required this.name,
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@required this.color,
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@required this.logoURL,
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@required this.groupID,
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@required this.members,
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@required this.canEveryoneAddMembers,
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this.callCapabilities = CallCapabilities.NONE,
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this.isHavingCall = false,
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}) : assert(id != null),
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assert(lastActivity != null),
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assert(members != null),
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assert(canEveryoneAddMembers != null),
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assert(callCapabilities != null),
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assert(isHavingCall != null);
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/// Check out whether a conversation has a fixed name or not
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bool get hasName => this.name != null;
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/// Get current user membership
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ConversationMember get membership =>
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members.firstWhere((m) => m.userID == userID());
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/// Check out whether current user of the application is an admin
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bool get isAdmin => membership.isAdmin;
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/// Check it current user is following the conversation or not
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bool get following => membership.following;
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/// Get the list of members in the conversation
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Set<int> get membersID => members.map((e) => e.userID).toSet();
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/// Get the list of the OTHER members of the conversation (all except current user)
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Set<int> get otherMembersID => membersID..remove(userID());
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/// Check if the last message has been seen or not
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bool get sawLastMessage => lastActivity <= membership.lastAccessTime;
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Conversation.fromJson(Map<String, dynamic> map)
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: id = map["id"],
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name = map["name"],
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color = map["color"] == null ? null : Color(map["color"]),
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logoURL = map["logoURL"],
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groupID = map["groupID"],
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lastActivity = map["lastActivity"],
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members = map["members"]
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.map((el) => ConversationMember.fromJSON(el))
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.toList()
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.cast<ConversationMember>(),
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canEveryoneAddMembers = map["canEveryoneAddMembers"],
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// By default, we can not do any call
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callCapabilities = CallCapabilities.NONE,
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isHavingCall = false;
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Map<String, dynamic> toJson() {
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return {
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"id": id,
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"name": name,
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"color": color?.value,
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"logoURL": logoURL,
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"groupID": groupID,
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"lastActivity": lastActivity,
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"members": members.map((e) => e.toJson()).toList(),
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"canEveryoneAddMembers": canEveryoneAddMembers,
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};
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}
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@override
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int compareTo(Conversation other) {
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return other.lastActivity.compareTo(this.lastActivity);
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}
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}
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