同步前后端联调与文档更新

backend/internal/store/postgres/event_store.go

@@ -261,3 +261,85 @@ func (s *Store) CreateGameSession(ctx context.Context, tx Tx, params CreateGameS
 	}
 	return &session, nil
 }
+
+func (s *Store) ListEventReleasesByEventID(ctx context.Context, eventID string, limit int) ([]EventRelease, error) {
+	if limit <= 0 || limit > 100 {
+		limit = 20
+	}
+	rows, err := s.pool.Query(ctx, `
+		SELECT id, release_public_id, event_id, release_no, config_label, manifest_url, manifest_checksum_sha256, route_code, build_id, status, published_at
+		FROM event_releases
+		WHERE event_id = $1
+		ORDER BY release_no DESC
+		LIMIT $2
+	`, eventID, limit)
+	if err != nil {
+		return nil, fmt.Errorf("list event releases by event id: %w", err)
+	}
+	defer rows.Close()
+
+	items := []EventRelease{}
+	for rows.Next() {
+		item, err := scanEventReleaseFromRows(rows)
+		if err != nil {
+			return nil, err
+		}
+		items = append(items, *item)
+	}
+	if err := rows.Err(); err != nil {
+		return nil, fmt.Errorf("iterate event releases by event id: %w", err)
+	}
+	return items, nil
+}
+
+func (s *Store) GetEventReleaseByPublicID(ctx context.Context, releasePublicID string) (*EventRelease, error) {
+	row := s.pool.QueryRow(ctx, `
+		SELECT id, release_public_id, event_id, release_no, config_label, manifest_url, manifest_checksum_sha256, route_code, build_id, status, published_at
+		FROM event_releases
+		WHERE release_public_id = $1
+		LIMIT 1
+	`, releasePublicID)
+
+	var item EventRelease
+	err := row.Scan(
+		&item.ID,
+		&item.PublicID,
+		&item.EventID,
+		&item.ReleaseNo,
+		&item.ConfigLabel,
+		&item.ManifestURL,
+		&item.ManifestChecksum,
+		&item.RouteCode,
+		&item.BuildID,
+		&item.Status,
+		&item.PublishedAt,
+	)
+	if errors.Is(err, pgx.ErrNoRows) {
+		return nil, nil
+	}
+	if err != nil {
+		return nil, fmt.Errorf("get event release by public id: %w", err)
+	}
+	return &item, nil
+}
+
+func scanEventReleaseFromRows(rows pgx.Rows) (*EventRelease, error) {
+	var item EventRelease
+	err := rows.Scan(
+		&item.ID,
+		&item.PublicID,
+		&item.EventID,
+		&item.ReleaseNo,
+		&item.ConfigLabel,
+		&item.ManifestURL,
+		&item.ManifestChecksum,
+		&item.RouteCode,
+		&item.BuildID,
+		&item.Status,
+		&item.PublishedAt,
+	)
+	if err != nil {
+		return nil, fmt.Errorf("scan event release row: %w", err)
+	}
+	return &item, nil
+}