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