Initial commit: GM-Relay Telegram Bot

2026-04-13 13:52:49 +03:00
commit 9db4bee2f6
51 changed files with 3407 additions and 0 deletions
@@ -0,0 +1,92 @@
+using Dapper;
+using GmRelay.Bot.Domain;
+using Npgsql;
+using Telegram.Bot;
+using Telegram.Bot.Types;
+
+namespace GmRelay.Bot.Features.Sessions.CreateSession;
+
+public sealed record CancelSessionCommand(
+    Guid SessionId,
+    long TelegramUserId,
+    string CallbackQueryId,
+    long ChatId,
+    int MessageId);
+
+// DTOs for AOT compilation
+internal sealed record CancelSessionInfoDto(string Title, Guid BatchId, long GmId);
+
+public sealed class CancelSessionHandler(
+    NpgsqlDataSource dataSource,
+    ITelegramBotClient bot,
+    ILogger<CancelSessionHandler> logger)
+{
+    public async Task HandleAsync(CancelSessionCommand command, CancellationToken ct)
+    {
+        await using var connection = await dataSource.OpenConnectionAsync(ct);
+        await using var transaction = await connection.BeginTransactionAsync(ct);
+        
+        // 1. Проверяем, что запрос делает ГМ данной сессии
+        var session = await connection.QuerySingleOrDefaultAsync<CancelSessionInfoDto>(
+            @"SELECT s.title as Title, s.batch_id as BatchId, g.gm_telegram_id as GmId
+              FROM sessions s
+              JOIN game_groups g ON s.group_id = g.id
+              WHERE s.id = @SessionId",
+            new { command.SessionId }, transaction);
+
+        if (session == null)
+        {
+            await bot.AnswerCallbackQuery(command.CallbackQueryId, "Сессия не найдена.", cancellationToken: ct);
+            return;
+        }
+
+        if (session.GmId != command.TelegramUserId)
+        {
+            await bot.AnswerCallbackQuery(command.CallbackQueryId, "Только Мастер Игры (GM) может отменять сессию.", showAlert: true, cancellationToken: ct);
+            return;
+        }
+
+        // 2. Отменяем сессию
+        await connection.ExecuteAsync("UPDATE sessions SET status = 'Cancelled' WHERE id = @Id", new { Id = command.SessionId }, transaction);
+
+        // 3. Загружаем весь батч для перерисовки
+        var batchSessions = await connection.QueryAsync<SessionBatchDto>(
+            @"SELECT id as SessionId, scheduled_at as ScheduledAt, status as Status FROM sessions WHERE batch_id = @BatchId ORDER BY scheduled_at",
+            new { BatchId = session.BatchId }, transaction);
+
+        var batchParticipants = await connection.QueryAsync<ParticipantBatchDto>(
+            @"SELECT sp.session_id as SessionId, p.display_name as DisplayName, p.telegram_username as TelegramUsername 
+              FROM session_participants sp
+              JOIN players p ON sp.player_id = p.id
+              JOIN sessions s ON sp.session_id = s.id
+              WHERE s.batch_id = @BatchId AND sp.is_gm = false
+              ORDER BY sp.responded_at ASC, p.created_at ASC",
+            new { BatchId = session.BatchId }, transaction);
+
+        await transaction.CommitAsync(ct);
+
+        // 4. Перерисовываем сообщение
+        var renderResult = SessionBatchRenderer.Render(session.Title, batchSessions.ToList(), batchParticipants.ToList());
+
+        try
+        {
+            await bot.EditMessageText(
+                chatId: command.ChatId,
+                messageId: command.MessageId,
+                text: renderResult.Text,
+                parseMode: Telegram.Bot.Types.Enums.ParseMode.Html,
+                replyMarkup: renderResult.Markup, 
+                cancellationToken: ct);
+
+            await bot.AnswerCallbackQuery(command.CallbackQueryId, "Сессия отменена!", cancellationToken: ct);
+            
+            // Опционально: написать отдельное сообщение в чат
+            await bot.SendMessage(command.ChatId, $"❌ <b>Внимание!</b> Сессия \"{System.Net.WebUtility.HtmlEncode(session.Title)}\" отменена.", parseMode: Telegram.Bot.Types.Enums.ParseMode.Html, cancellationToken: ct);
+        }
+        catch (Exception ex)
+        {
+            logger.LogError(ex, "Failed to update batch message after cancelling session {SessionId}", command.SessionId);
+            await bot.AnswerCallbackQuery(command.CallbackQueryId, "Ошибка при обновлении сообщения.", cancellationToken: ct);
+        }
+    }
+}