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Code Issues Projects Releases Wiki Activity

Register to conversation updates

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This commit is contained in:
Pierre HUBERT
2020-04-19 13:42:47 +02:00
parent dab4e7bde1
commit b0be889833
2 changed files with 43 additions and 18 deletions
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26
lib/helpers/conversations_helper.dart
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@@ -1,6 +1,7 @@
import 'package:comunic/helpers/database/conversation_messages_database_helper.dart';
import 'package:comunic/helpers/database/conversations_database_helper.dart';
import 'package:comunic/helpers/users_helper.dart';
import 'package:comunic/helpers/websocket_helper.dart';
import 'package:comunic/lists/conversation_messages_list.dart';
import 'package:comunic/lists/conversations_list.dart';
import 'package:comunic/lists/users_list.dart';
@@ -20,6 +21,8 @@ import 'package:meta/meta.dart';
enum SendMessageResult { SUCCESS, MESSAGE_REJECTED, FAILED }
class ConversationsHelper {
static final _registeredConversations = Map<int, int>();
final ConversationsDatabaseHelper _conversationsDatabaseHelper =
ConversationsDatabaseHelper();
final ConversationMessagesDatabaseHelper _conversationMessagesDatabaseHelper =
@@ -356,6 +359,29 @@ class ConversationsHelper {
return await _conversationMessagesDatabaseHelper.delete(id);
}
/// Register a conversation : ask the server to notify about updates to the
/// conversation through WebSocket
Future<void> registerConversationEvents(int id) async {
if (_registeredConversations.containsKey(id))
_registeredConversations[id]++;
else {
_registeredConversations[id] = 1;
await ws("\$main/register_conv", {"convID": id});
}
}
/// Un-register to conversation update events
Future<void> unregisterConversationEvents(int id) async {
if (!_registeredConversations.containsKey(id)) return;
_registeredConversations[id]--;
if (_registeredConversations[id] <= 0) {
_registeredConversations.remove(id);
await ws("\$main/unregister_conv", {"convID": id});
}
}
/// Turn an API response into a ConversationMessage object
ConversationMessage _apiToConversationMessage({
@required int conversationID,