public static async Task <int> Get(CancellationToken cancellationToken = default)
{
var(botConfig, loadBotConfigErrMsg) = await BotConfig.LoadBotConfigAsync(cancellationToken);
if (loadBotConfigErrMsg is not null)
{
Console.WriteLine(loadBotConfigErrMsg);
return(1);
}
ConsoleHelper.PrintTableBorder(28, 50);
Console.WriteLine($"|{"Key",-28}|{"Value",50}|");
ConsoleHelper.PrintTableBorder(28, 50);
Console.WriteLine($"|{"Version",-28}|{botConfig.Version,50}|");
Console.WriteLine($"|{"BotToken",-28}|{botConfig.BotToken,50}|");
Console.WriteLine($"|{"ServiceName",-28}|{botConfig.ServiceName,50}|");
Console.WriteLine($"|{"UsersCanSeeAllUsers",-28}|{botConfig.UsersCanSeeAllUsers,50}|");
Console.WriteLine($"|{"UsersCanSeeAllGroups",-28}|{botConfig.UsersCanSeeAllGroups,50}|");
Console.WriteLine($"|{"UsersCanSeeGroupDataUsage",-28}|{botConfig.UsersCanSeeGroupDataUsage,50}|");
Console.WriteLine($"|{"UsersCanSeeGroupDataLimit",-28}|{botConfig.UsersCanSeeGroupDataLimit,50}|");
Console.WriteLine($"|{"AllowChatAssociation",-28}|{botConfig.AllowChatAssociation,50}|");
ConsoleHelper.PrintTableBorder(28, 50);
return(0);
}
public static async Task <int> Set(string?botToken, string?serviceName, bool?usersCanSeeAllUsers, bool?usersCanSeeAllGroups, bool?usersCanSeeGroupDataUsage, bool?usersCanSeeGroupDataLimit, bool?allowChatAssociation, CancellationToken cancellationToken = default)
{
var(botConfig, loadBotConfigErrMsg) = await BotConfig.LoadBotConfigAsync(cancellationToken);
if (loadBotConfigErrMsg is not null)
{
Console.WriteLine(loadBotConfigErrMsg);
return(1);
}
if (!string.IsNullOrEmpty(botToken))
{
botConfig.BotToken = botToken;
}
if (!string.IsNullOrEmpty(serviceName))
{
botConfig.ServiceName = serviceName;
}
if (usersCanSeeAllUsers is bool canSeeUsers)
{
botConfig.UsersCanSeeAllUsers = canSeeUsers;
}
if (usersCanSeeAllGroups is bool canSeeGroups)
{
botConfig.UsersCanSeeAllGroups = canSeeGroups;
}
if (usersCanSeeGroupDataUsage is bool canSeeGroupDataUsage)
{
botConfig.UsersCanSeeGroupDataUsage = canSeeGroupDataUsage;
}
if (usersCanSeeGroupDataLimit is bool canSeeGroupDataLimit)
{
botConfig.UsersCanSeeGroupDataLimit = canSeeGroupDataLimit;
}
if (allowChatAssociation is bool allowLinking)
{
botConfig.AllowChatAssociation = allowLinking;
}
var saveBotConfigErrMsg = await BotConfig.SaveBotConfigAsync(botConfig, cancellationToken);
if (saveBotConfigErrMsg is not null)
{
Console.WriteLine(loadBotConfigErrMsg);
return(1);
}
return(0);
}
public static async Task <int> RunBot(string?botToken, CancellationToken cancellationToken = default)
{
var(botConfig, loadBotConfigErrMsg) = await BotConfig.LoadBotConfigAsync(cancellationToken);
if (loadBotConfigErrMsg is not null)
{
Console.WriteLine(loadBotConfigErrMsg);
return(1);
}
// Priority: commandline option > environment variable > config file
if (string.IsNullOrEmpty(botToken))
{
botToken = Environment.GetEnvironmentVariable("TELEGRAM_BOT_TOKEN");
}
if (string.IsNullOrEmpty(botToken))
{
botToken = botConfig.BotToken;
}
if (string.IsNullOrEmpty(botToken))
{
Console.WriteLine("Please provide a bot token with command line option `--bot-token`, environment variable `TELEGRAM_BOT_TOKEN`, or in the config file.");
return(-1);
}
try
{
var bot = new TelegramBotClient(botToken);
Console.WriteLine("Created Telegram bot instance with API token.");
var me = await bot.GetMeAsync(cancellationToken);
if (string.IsNullOrEmpty(me.Username))
{
throw new Exception("Error: bot username is null or empty.");
}
await bot.SetMyCommandsAsync(UpdateHandler.BotCommandsPublic, null, null, cancellationToken);
Console.WriteLine($"Registered {UpdateHandler.BotCommandsPublic.Length} bot commands for all chats.");
var privateChatCommands = UpdateHandler.BotCommandsPrivate.Concat(UpdateHandler.BotCommandsPublic);
await bot.SetMyCommandsAsync(privateChatCommands, BotCommandScope.AllPrivateChats(), null, cancellationToken);
Console.WriteLine($"Registered {privateChatCommands.Count()} bot commands for private chats.");
Console.WriteLine($"Started Telegram bot: @{me.Username} ({me.Id}).");
var updateHandler = new UpdateHandler(me.Username, botConfig);
var updateReceiver = new QueuedUpdateReceiver(bot, null, UpdateHandler.HandleErrorAsync);
await updateHandler.HandleUpdateStreamAsync(bot, updateReceiver, cancellationToken);
}
catch (ArgumentException ex)
{
Console.WriteLine($"Invalid access token: {ex.Message}");
}
catch (HttpRequestException ex)
{
Console.WriteLine($"A network error occurred: {ex.Message}");
}
catch (Exception ex)
{
Console.WriteLine(ex);
}
return(0);
}
