feat: add multi-option reschedule voting

2026-04-27 14:58:32 +03:00
parent 2529df4157
commit a1ec688ec8
16 changed files with 929 additions and 358 deletions
@@ -0,0 +1,361 @@
+using Dapper;
+using GmRelay.Bot.Features.Notifications;
+using GmRelay.Shared.Domain;
+using GmRelay.Shared.Rendering;
+using Npgsql;
+using Telegram.Bot;
+using Telegram.Bot.Types.Enums;
+
+namespace GmRelay.Bot.Features.Sessions.RescheduleSession;
+
+internal sealed record DueRescheduleProposalDto(
+    Guid Id,
+    Guid SessionId,
+    DateTimeOffset VotingDeadlineAt,
+    string Title,
+    DateTime CurrentScheduledAt,
+    Guid BatchId,
+    int? BatchMessageId,
+    int? VoteMessageId,
+    long TelegramChatId,
+    string NotificationMode);
+
+public sealed class RescheduleVotingDeadlineService(
+    NpgsqlDataSource dataSource,
+    ITelegramBotClient bot,
+    DirectSessionNotificationSender directSender,
+    ILogger<RescheduleVotingDeadlineService> logger) : BackgroundService
+{
+    protected override async Task ExecuteAsync(CancellationToken stoppingToken)
+    {
+        try
+        {
+            await ProcessDueProposals(stoppingToken);
+
+            using var timer = new PeriodicTimer(TimeSpan.FromMinutes(1));
+            while (await timer.WaitForNextTickAsync(stoppingToken))
+            {
+                await ProcessDueProposals(stoppingToken);
+            }
+        }
+        catch (OperationCanceledException) when (stoppingToken.IsCancellationRequested)
+        {
+        }
+    }
+
+    private async Task ProcessDueProposals(CancellationToken ct)
+    {
+        try
+        {
+            await using var connection = await dataSource.OpenConnectionAsync(ct);
+            var proposalIds = (await connection.QueryAsync<Guid>(
+                """
+                SELECT id
+                FROM reschedule_proposals
+                WHERE status = 'Voting'
+                  AND voting_deadline_at IS NOT NULL
+                  AND voting_deadline_at <= now()
+                ORDER BY voting_deadline_at
+                LIMIT 25
+                """)).ToList();
+
+            foreach (var proposalId in proposalIds)
+            {
+                await FinalizeProposal(proposalId, ct);
+            }
+        }
+        catch (OperationCanceledException) when (ct.IsCancellationRequested)
+        {
+        }
+        catch (Exception ex)
+        {
+            logger.LogError(ex, "Failed to process due reschedule voting proposals");
+        }
+    }
+
+    private async Task FinalizeProposal(Guid proposalId, CancellationToken ct)
+    {
+        await using var connection = await dataSource.OpenConnectionAsync(ct);
+        await using var transaction = await connection.BeginTransactionAsync(ct);
+
+        var proposal = await connection.QuerySingleOrDefaultAsync<DueRescheduleProposalDto>(
+            """
+            SELECT rp.id AS Id,
+                   rp.session_id AS SessionId,
+                   rp.voting_deadline_at AS VotingDeadlineAt,
+                   rp.vote_message_id AS VoteMessageId,
+                   s.title AS Title,
+                   s.scheduled_at AS CurrentScheduledAt,
+                   s.batch_id AS BatchId,
+                   s.batch_message_id AS BatchMessageId,
+                   s.notification_mode AS NotificationMode,
+                   g.telegram_chat_id AS TelegramChatId
+            FROM reschedule_proposals rp
+            JOIN sessions s ON s.id = rp.session_id
+            JOIN game_groups g ON g.id = s.group_id
+            WHERE rp.id = @ProposalId
+              AND rp.status = 'Voting'
+              AND rp.voting_deadline_at IS NOT NULL
+              AND rp.voting_deadline_at <= now()
+            FOR UPDATE
+            """,
+            new { ProposalId = proposalId },
+            transaction);
+
+        if (proposal is null)
+            return;
+
+        var participants = (await connection.QueryAsync<VoteParticipantDto>(
+            """
+            SELECT p.id AS PlayerId,
+                   p.display_name AS DisplayName,
+                   p.telegram_username AS TelegramUsername,
+                   p.telegram_id AS TelegramId
+            FROM session_participants sp
+            JOIN players p ON p.id = sp.player_id
+            WHERE sp.session_id = @SessionId
+              AND sp.is_gm = false
+              AND sp.registration_status = @Active
+            ORDER BY p.display_name
+            """,
+            new { proposal.SessionId, Active = ParticipantRegistrationStatus.Active },
+            transaction)).ToList();
+
+        var options = (await connection.QueryAsync<RescheduleOptionDto>(
+            """
+            SELECT id AS OptionId,
+                   display_order AS DisplayOrder,
+                   proposed_at AS ProposedAt
+            FROM reschedule_options
+            WHERE proposal_id = @ProposalId
+            ORDER BY display_order
+            """,
+            new { ProposalId = proposal.Id },
+            transaction)).ToList();
+
+        var votes = (await connection.QueryAsync<RescheduleOptionVoteDto>(
+            """
+            SELECT rov.option_id AS OptionId,
+                   p.id AS PlayerId,
+                   p.display_name AS DisplayName,
+                   p.telegram_username AS TelegramUsername
+            FROM reschedule_option_votes rov
+            JOIN players p ON p.id = rov.player_id
+            WHERE rov.proposal_id = @ProposalId
+            ORDER BY rov.voted_at, p.display_name
+            """,
+            new { ProposalId = proposal.Id },
+            transaction)).ToList();
+
+        var voteCounts = options
+            .Select(option => new RescheduleOptionVoteCount(
+                option.OptionId,
+                votes.Count(vote => vote.OptionId == option.OptionId)))
+            .ToList();
+        var decision = RescheduleVoteRules.SelectWinner(voteCounts);
+        var selectedOption = decision.SelectedOptionId is { } selectedOptionId
+            ? options.Single(x => x.OptionId == selectedOptionId)
+            : null;
+
+        if (selectedOption is not null)
+        {
+            await connection.ExecuteAsync(
+                """
+                UPDATE sessions
+                SET scheduled_at = @NewTime,
+                    status = @Status,
+                    confirmation_message_id = NULL,
+                    link_message_id = NULL,
+                    one_hour_reminder_processed_at = NULL,
+                    updated_at = now()
+                WHERE id = @SessionId
+                """,
+                new { NewTime = selectedOption.ProposedAt, proposal.SessionId, Status = SessionStatus.Planned },
+                transaction);
+
+            await connection.ExecuteAsync(
+                """
+                UPDATE session_participants
+                SET rsvp_status = 'Pending',
+                    responded_at = NULL
+                WHERE session_id = @SessionId
+                  AND is_gm = false
+                  AND registration_status = @Active
+                """,
+                new { proposal.SessionId, Active = ParticipantRegistrationStatus.Active },
+                transaction);
+
+            await connection.ExecuteAsync(
+                """
+                UPDATE reschedule_proposals
+                SET status = 'Approved',
+                    selected_option_id = @SelectedOptionId,
+                    proposed_at = @ProposedAt
+                WHERE id = @ProposalId
+                """,
+                new
+                {
+                    ProposalId = proposal.Id,
+                    SelectedOptionId = selectedOption.OptionId,
+                    ProposedAt = selectedOption.ProposedAt
+                },
+                transaction);
+        }
+        else
+        {
+            await connection.ExecuteAsync(
+                "UPDATE reschedule_proposals SET status = 'Rejected' WHERE id = @ProposalId",
+                new { ProposalId = proposal.Id },
+                transaction);
+        }
+
+        var directRecipients = participants
+            .Select(p => new DirectNotificationRecipient(p.TelegramId, p.DisplayName))
+            .ToList();
+
+        await transaction.CommitAsync(ct);
+
+        await TryUpdateVoteMessage(proposal, options, participants, votes, decision, selectedOption, ct);
+
+        if (selectedOption is not null)
+        {
+            await TryUpdateBatchMessage(proposal, ct);
+        }
+
+        var mode = SessionNotificationModeExtensions.FromDatabaseValue(proposal.NotificationMode);
+        if (mode.ShouldSendDirectMessages())
+        {
+            await SendDirectResult(proposal, directRecipients, decision, selectedOption, ct);
+        }
+
+        logger.LogInformation(
+            "Finalized reschedule proposal {ProposalId} for session {SessionId} with outcome {Outcome}",
+            proposal.Id,
+            proposal.SessionId,
+            decision.Outcome);
+    }
+
+    private async Task TryUpdateVoteMessage(
+        DueRescheduleProposalDto proposal,
+        IReadOnlyList<RescheduleOptionDto> options,
+        IReadOnlyList<VoteParticipantDto> participants,
+        IReadOnlyList<RescheduleOptionVoteDto> votes,
+        RescheduleVoteDecision decision,
+        RescheduleOptionDto? selectedOption,
+        CancellationToken ct)
+    {
+        if (proposal.VoteMessageId is null)
+            return;
+
+        try
+        {
+            var resultText = selectedOption is not null
+                ? $"✅ <b>Голосование завершено.</b>\nПобедил вариант {selectedOption.DisplayOrder}: <b>{selectedOption.ProposedAt.FormatMoscow()}</b> (МСК)."
+                : $"❌ <b>Голосование завершено.</b>\n{System.Net.WebUtility.HtmlEncode(decision.Reason)}";
+
+            var text = $"""
+                {HandleRescheduleTimeInputHandler.BuildVotingMessage(
+                    proposal.Title,
+                    proposal.CurrentScheduledAt,
+                    proposal.VotingDeadlineAt,
+                    options,
+                    participants,
+                    votes)}
+
+                {resultText}
+                """;
+
+            await bot.EditMessageText(
+                chatId: proposal.TelegramChatId,
+                messageId: proposal.VoteMessageId.Value,
+                text: text,
+                parseMode: ParseMode.Html,
+                cancellationToken: ct);
+        }
+        catch (Exception ex)
+        {
+            logger.LogWarning(ex, "Failed to update finalized reschedule vote message for proposal {ProposalId}", proposal.Id);
+        }
+    }
+
+    private async Task TryUpdateBatchMessage(DueRescheduleProposalDto proposal, CancellationToken ct)
+    {
+        try
+        {
+            await using var connection = await dataSource.OpenConnectionAsync(ct);
+
+            var batchSessions = (await connection.QueryAsync<SessionBatchDto>(
+                "SELECT id AS SessionId, scheduled_at AS ScheduledAt, status AS Status, max_players AS MaxPlayers FROM sessions WHERE batch_id = @BatchId ORDER BY scheduled_at",
+                new { proposal.BatchId })).ToList();
+
+            var batchParticipants = (await connection.QueryAsync<ParticipantBatchDto>(
+                """
+                SELECT sp.session_id AS SessionId,
+                       p.display_name AS DisplayName,
+                       p.telegram_username AS TelegramUsername,
+                       sp.registration_status AS RegistrationStatus
+                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.registration_status ASC, sp.created_at ASC, sp.responded_at ASC, p.created_at ASC
+                """,
+                new { proposal.BatchId })).ToList();
+
+            if (proposal.BatchMessageId.HasValue)
+            {
+                var renderResult = SessionBatchRenderer.Render(proposal.Title, batchSessions, batchParticipants);
+
+                await bot.EditMessageText(
+                    chatId: proposal.TelegramChatId,
+                    messageId: proposal.BatchMessageId.Value,
+                    text: renderResult.Text,
+                    parseMode: ParseMode.Html,
+                    replyMarkup: renderResult.Markup,
+                    cancellationToken: ct);
+            }
+            else
+            {
+                await bot.SendMessage(
+                    chatId: proposal.TelegramChatId,
+                    text: $"📣 Расписание обновлено после голосования за перенос сессии «{System.Net.WebUtility.HtmlEncode(proposal.Title)}».",
+                    parseMode: ParseMode.Html,
+                    cancellationToken: ct);
+            }
+        }
+        catch (Exception ex)
+        {
+            logger.LogWarning(ex, "Failed to update batch message for finalized proposal {ProposalId}", proposal.Id);
+        }
+    }
+
+    private async Task SendDirectResult(
+        DueRescheduleProposalDto proposal,
+        IReadOnlyList<DirectNotificationRecipient> recipients,
+        RescheduleVoteDecision decision,
+        RescheduleOptionDto? selectedOption,
+        CancellationToken ct)
+    {
+        var htmlText = selectedOption is not null
+            ? $"""
+                ✅ <b>Сессия перенесена по итогам голосования</b>
+
+                📌 <b>{System.Net.WebUtility.HtmlEncode(proposal.Title)}</b>
+                📅 Новое время: <b>{selectedOption.ProposedAt.FormatMoscow()}</b> (МСК)
+                """
+            : $"""
+                ❌ <b>Перенос сессии отклонён по итогам голосования</b>
+
+                📌 <b>{System.Net.WebUtility.HtmlEncode(proposal.Title)}</b>
+                📅 Время остаётся прежним: <b>{proposal.CurrentScheduledAt.FormatMoscow()}</b> (МСК)
+                Причина: {System.Net.WebUtility.HtmlEncode(decision.Reason)}
+                """;
+
+        await directSender.SendAsync(
+            recipients,
+            htmlText,
+            selectedOption is not null ? "reschedule-vote-approved" : "reschedule-vote-rejected",
+            proposal.SessionId,
+            ct);
+    }
+}