private void RemoveTelegramBot(Models.TelegramConversation bot)
{
if (Model.Telegram.Conversations.Contains(bot))
{
Model.Telegram.Conversations.Remove(bot);
SettingsChangedCommand.Execute();
TelegramSettingsChangedCommand.Execute();
}
}
private void AddTelegramConversation()
{
if (string.IsNullOrEmpty(TelegramConversation.Name) || string.IsNullOrEmpty(TelegramConversation.BotToken))
{
TelegramErrorMessage = "You have to provide both bot token and username/channel title";
return;
}
TelegramBotClient telegramBotClient = new TelegramBotClient(TelegramConversation.BotToken);
Update[] updates;
try
{
updates = telegramBotClient.GetUpdates();
}
catch (WebException ex)
{
TelegramErrorMessage = ex.Message;
return;
}
Update requiredUpdate = updates.FirstOrDefault(update =>
{
StringComparison stringComparison = StringComparison.InvariantCultureIgnoreCase;
string username = update.Message != null ? update.Message.Chat.Username : string.Empty;
string channelTitle = update.ChannelPost != null ? update.ChannelPost.Chat.Title : string.Empty;
if (!string.IsNullOrEmpty(username) && TelegramConversation.Name.Equals(username, stringComparison))
{
return(true);
}
else if (!string.IsNullOrEmpty(channelTitle) && TelegramConversation.Name.Equals(channelTitle, stringComparison))
{
return(true);
}
return(false);
});
if (requiredUpdate == null)
{
TelegramErrorMessage = "There is no open/new conversation or chat between the bot and user/channel, please send a new test message to the bot and then try again";
return;
}
TelegramConversation.Id = requiredUpdate.Message != null ? requiredUpdate.Message.Chat.Id : requiredUpdate.ChannelPost.Chat.Id;
if (Model.Telegram.Conversations.Contains(TelegramConversation))
{
TelegramErrorMessage = "This conversation already added";
return;
}
Model.Telegram.Conversations.Add(TelegramConversation);
TelegramConversation = new Models.TelegramConversation();
SettingsChangedCommand.Execute();
TelegramSettingsChangedCommand.Execute();
TelegramErrorMessage = string.Empty;
}