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 +1,96 @@
+using Dapper;
+using Npgsql;
+using Telegram.Bot;
+
+namespace GmRelay.Bot.Features.Sessions.RescheduleSession;
+
+// ── Command ──────────────────────────────────────────────────────────
+
+public sealed record InitiateRescheduleCommand(
+    Guid SessionId,
+    long TelegramUserId,
+    string CallbackQueryId,
+    long ChatId,
+    int MessageId);
+
+// ── DTOs ─────────────────────────────────────────────────────────────
+
+internal sealed record RescheduleSessionInfoDto(string Title, long GmId);
+
+// ── Handler ──────────────────────────────────────────────────────────
+
+/// <summary>
+/// Handles the "⏰ Перенести" button press from the batch message.
+/// Creates a reschedule proposal in AwaitingTime status and prompts
+/// the GM to enter the new time via a regular text message.
+/// </summary>
+public sealed class InitiateRescheduleHandler(
+    NpgsqlDataSource dataSource,
+    ITelegramBotClient bot,
+    ILogger<InitiateRescheduleHandler> logger)
+{
+    public async Task HandleAsync(InitiateRescheduleCommand command, CancellationToken ct)
+    {
+        await using var connection = await dataSource.OpenConnectionAsync(ct);
+
+        // 1. Verify GM ownership
+        var session = await connection.QuerySingleOrDefaultAsync<RescheduleSessionInfoDto>(
+            """
+            SELECT s.title AS Title, g.gm_telegram_id AS GmId
+            FROM sessions s
+            JOIN game_groups g ON s.group_id = g.id
+            WHERE s.id = @SessionId AND s.status != 'Cancelled'
+            """,
+            new { command.SessionId });
+
+        if (session is 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 переносить сессию.", showAlert: true, cancellationToken: ct);
+            return;
+        }
+
+        // 2. Check no active proposal exists
+        var hasActive = await connection.ExecuteScalarAsync<bool>(
+            """
+            SELECT EXISTS (
+                SELECT 1 FROM reschedule_proposals
+                WHERE session_id = @SessionId AND status IN ('AwaitingTime', 'Voting')
+            )
+            """,
+            new { command.SessionId });
+
+        if (hasActive)
+        {
+            await bot.AnswerCallbackQuery(command.CallbackQueryId,
+                "Уже есть активный запрос на перенос этой сессии.", showAlert: true, cancellationToken: ct);
+            return;
+        }
+
+        // 3. Create proposal in AwaitingTime status
+        await connection.ExecuteAsync(
+            """
+            INSERT INTO reschedule_proposals (session_id, proposed_by, status)
+            VALUES (@SessionId, @GmId, 'AwaitingTime')
+            """,
+            new { command.SessionId, GmId = command.TelegramUserId });
+
+        logger.LogInformation("Reschedule initiated for session {SessionId} by GM {GmId}", command.SessionId, command.TelegramUserId);
+
+        // 4. Prompt GM in chat
+        await bot.AnswerCallbackQuery(command.CallbackQueryId,
+            "Введите новое время в чат (формат: ДД.ММ.ГГГГ ЧЧ:ММ)", cancellationToken: ct);
+
+        await bot.SendMessage(
+            chatId: command.ChatId,
+            text: $"⏰ Укажите новое время для сессии «{session.Title}» в формате:\n<code>ДД.ММ.ГГГГ ЧЧ:ММ</code>\n\nНапример: <code>25.04.2026 19:30</code>",
+            parseMode: Telegram.Bot.Types.Enums.ParseMode.Html,
+            cancellationToken: ct);
+    }
+}