feat: send personal player notifications

src/GmRelay.Bot/Features/Reminders/SendJoinLink/SendJoinLinkHandler.cs

@@ -1,4 +1,5 @@
 using Dapper;
+using GmRelay.Bot.Features.Notifications;
 using GmRelay.Shared.Domain;
 using Npgsql;
 using Telegram.Bot;
@@ -12,7 +13,8 @@ internal sealed record JoinLinkSession(
     string Title,
     string JoinLink,
     DateTime ScheduledAt,
-    long TelegramChatId);
+    long TelegramChatId,
+    string NotificationMode);
 
 internal sealed record ConfirmedPlayer(
     long TelegramId,
@@ -28,6 +30,7 @@ internal sealed record ConfirmedPlayer(
 public sealed class SendJoinLinkHandler(
     NpgsqlDataSource dataSource,
     ITelegramBotClient bot,
+    DirectSessionNotificationSender directSender,
     ILogger<SendJoinLinkHandler> logger)
 {
     public async Task HandleAsync(Guid sessionId, CancellationToken ct)
@@ -38,7 +41,8 @@ public sealed class SendJoinLinkHandler(
         var session = await connection.QuerySingleOrDefaultAsync<JoinLinkSession>(
             """
             SELECT s.id, s.title, s.join_link AS JoinLink, s.scheduled_at AS ScheduledAt,
-                   g.telegram_chat_id AS TelegramChatId
+                   g.telegram_chat_id AS TelegramChatId,
+                   s.notification_mode AS NotificationMode
             FROM sessions s
             JOIN game_groups g ON g.id = s.group_id
             WHERE s.id = @SessionId
@@ -102,6 +106,24 @@ public sealed class SendJoinLinkHandler(
             """,
             new { SessionId = sessionId, MessageId = message.MessageId });
 
+        var mode = SessionNotificationModeExtensions.FromDatabaseValue(session.NotificationMode);
+        if (mode.ShouldSendDirectMessages())
+        {
+            var directText = $"""
+                🎮 <b>Игра начинается через 5 минут</b>
+
+                📌 <b>{System.Net.WebUtility.HtmlEncode(session.Title)}</b>
+                🔗 {System.Net.WebUtility.HtmlEncode(session.JoinLink)}
+                """;
+
+            await directSender.SendAsync(
+                players.Select(p => new DirectNotificationRecipient(p.TelegramId, p.DisplayName)),
+                directText,
+                "join-link",
+                sessionId,
+                ct);
+        }
+
         logger.LogInformation(
             "Join link sent for session {SessionId} ({Title}), message_id={MessageId}",
             sessionId, session.Title, message.MessageId);

src/GmRelay.Bot/Features/Reminders/SendOneHourReminder/SendOneHourReminderHandler.cs

@@ -0,0 +1,97 @@
+using Dapper;
+using GmRelay.Bot.Features.Notifications;
+using GmRelay.Shared.Domain;
+using Npgsql;
+
+namespace GmRelay.Bot.Features.Reminders.SendOneHourReminder;
+
+internal sealed record OneHourReminderSession(
+    Guid Id,
+    string Title,
+    string JoinLink,
+    DateTime ScheduledAt,
+    string NotificationMode);
+
+public sealed class SendOneHourReminderHandler(
+    NpgsqlDataSource dataSource,
+    DirectSessionNotificationSender directSender,
+    ILogger<SendOneHourReminderHandler> logger)
+{
+    public async Task HandleAsync(Guid sessionId, CancellationToken ct)
+    {
+        await using var connection = await dataSource.OpenConnectionAsync(ct);
+
+        var session = await connection.QuerySingleOrDefaultAsync<OneHourReminderSession>(
+            """
+            SELECT id,
+                   title,
+                   join_link AS JoinLink,
+                   scheduled_at AS ScheduledAt,
+                   notification_mode AS NotificationMode
+            FROM sessions
+            WHERE id = @SessionId
+              AND status IN (@Confirmed, @ConfirmationSent)
+              AND one_hour_reminder_processed_at IS NULL
+            """,
+            new
+            {
+                SessionId = sessionId,
+                Confirmed = SessionStatus.Confirmed,
+                ConfirmationSent = SessionStatus.ConfirmationSent
+            });
+
+        if (session is null)
+        {
+            logger.LogWarning("Session {SessionId} not eligible for one-hour reminder", sessionId);
+            return;
+        }
+
+        var recipients = (await connection.QueryAsync<DirectNotificationRecipient>(
+            """
+            SELECT p.telegram_id AS TelegramId,
+                   p.display_name AS DisplayName
+            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
+              AND sp.rsvp_status != @Declined
+            """,
+            new
+            {
+                SessionId = sessionId,
+                Active = ParticipantRegistrationStatus.Active,
+                Declined = RsvpStatus.Declined
+            })).ToList();
+
+        var mode = SessionNotificationModeExtensions.FromDatabaseValue(session.NotificationMode);
+        if (mode.ShouldSendDirectMessages() && recipients.Count > 0)
+        {
+            var text = $"""
+                ⏰ <b>Игра начнётся примерно через 1 час</b>
+
+                📌 <b>{System.Net.WebUtility.HtmlEncode(session.Title)}</b>
+                📅 {session.ScheduledAt.FormatMoscow()} (МСК)
+                🔗 {System.Net.WebUtility.HtmlEncode(session.JoinLink)}
+                """;
+
+            await directSender.SendAsync(recipients, text, "one-hour-reminder", session.Id, ct);
+        }
+
+        await connection.ExecuteAsync(
+            """
+            UPDATE sessions
+            SET one_hour_reminder_processed_at = now(),
+                updated_at = now()
+            WHERE id = @SessionId
+              AND one_hour_reminder_processed_at IS NULL
+            """,
+            new { SessionId = sessionId });
+
+        logger.LogInformation(
+            "One-hour reminder processed for session {SessionId} ({Title}) with mode {NotificationMode}",
+            sessionId,
+            session.Title,
+            session.NotificationMode);
+    }
+}