feat(server): admin 批次列表/作废改指 codes 库新表,清理被取代的旧 store 方法(#codes-lib)

server/internal/codes/admin_support.go

@@ -31,7 +31,7 @@ func (s *Store) ListBatches(ctx context.Context, limit, offset int) ([]BatchInfo
 	}
 
 	var total int
-	if err := s.db.QueryRowContext(ctx, `SELECT COUNT(*) FROM code_batches`).Scan(&total); err != nil {
+	if err := s.db.QueryRowContext(ctx, `SELECT COUNT(*) FROM codes_batches`).Scan(&total); err != nil {
 		return nil, 0, fmt.Errorf("store.ListBatches count: %w", err)
 	}
 
@@ -41,7 +41,7 @@ func (s *Store) ListBatches(ctx context.Context, limit, offset int) ([]BatchInfo
 		        SUM(c.status = 'redeemed'),
 		        SUM(c.status = 'void'),
 		        SUM(c.status = 'unused')
-		   FROM code_batches b
+		   FROM codes_batches b
 		   LEFT JOIN codes c ON c.batch_id = b.id
 		  GROUP BY b.id, b.channel, b.created_by, b.note, b.created_at
 		  ORDER BY b.id DESC
@@ -73,7 +73,7 @@ func (s *Store) ListBatches(ctx context.Context, limit, offset int) ([]BatchInfo
 // number of codes voided. Already-redeemed codes are left untouched.
 func (s *Store) VoidBatch(ctx context.Context, batchID int64) (int64, error) {
 	res, err := s.db.ExecContext(ctx,
-		`UPDATE codes SET status = 'void' WHERE batch_id = ? AND status = 'unused'`, batchID)
+		`UPDATE codes SET status = 'void', void_reason = 'batch_void' WHERE batch_id = ? AND status = 'unused'`, batchID)
 	if err != nil {
 		return 0, fmt.Errorf("store.VoidBatch: %w", err)
 	}