public void SubscribeToNewChatMessages(int chatId, EventHandler <IEnumerable <Message> > handler)
{
lock (ChatsStorage)
{
if (!ChatsStorage.ContainsKey(chatId))
{
ChatsStorage.Add(chatId, new Chat {
Id = chatId
});
ChatMessagesDictionary.Add(chatId, new MessageWithState {
IsPolled = false, MessageId = -1
});
}
}
lock (_newChatMessagesHandlers)
{
if (_newChatMessagesHandlers.ContainsKey(chatId))
{
_newChatMessagesHandlers[chatId] += handler;
}
else
{
_newChatMessagesHandlers.Add(chatId, handler);
}
}
}
private void ProcessNewChats(IEnumerable <Chat> chats)
{
if (chats == null)
{
return;
}
var chatsArray = chats as Chat[] ?? chats.ToArray();
if (!chatsArray.Any())
{
return;
}
lock (ChatsStorage)
foreach (var chat in chatsArray)
{
if (!ChatsStorage.ContainsKey(chat.Id))
{
ChatsStorage.Add(chat.Id, chat);
}
}
NewChatsEvent?.Invoke(this, chatsArray);
AreChatsPolled = true;
}
public void SetChatInfo(int chatId, ChatInfo chatInfo)
{
lock (ChatsStorage)
{
if (!ChatsStorage.ContainsKey(chatId))
{
throw new ArgumentException("Could not set chat info");
}
ChatsStorage[chatId] = ChatsStorage[chatId].CloneJson();
ChatsStorage[chatId].Info = chatInfo;
lock (_newChatInfoHandlers)
if (_newChatInfoHandlers.ContainsKey(chatId))
{
_newChatInfoHandlers[chatId]?.Invoke(this, ChatsStorage[chatId]);
}
}
}
public void SetChat(Chat chat)
{
lock (ChatsStorage)
{
if (ChatsStorage.ContainsKey(chat.Id))
{
ChatsStorage[chat.Id] = chat;
lock (_newChatInfoHandlers)
if (_newChatInfoHandlers.ContainsKey(chat.Id))
{
_newChatInfoHandlers[chat.Id]?.Invoke(this, chat);
}
}
else
{
ChatsStorage.Add(chat.Id, chat);
NewChatsEvent?.Invoke(this, new[] { chat });
}
}
}
private void ProcessLostChats(IEnumerable <int> chatIds)
{
if (chatIds == null)
{
return;
}
var chatIdsArray = chatIds as int[] ?? chatIds.ToArray();
if (!chatIdsArray.Any())
{
return;
}
lock (ChatsStorage)
foreach (var chatId in chatIdsArray)
{
if (ChatsStorage.ContainsKey(chatId))
{
ChatsStorage.Remove(chatId);
}
}
LostChatsEvent?.Invoke(this, chatIdsArray);
}