feat(transaction-recurring): #135 prohibit deletion of treasure chests if referenced

internal/service/treasure_chest.go

@@ -268,6 +268,18 @@ func (s TreasureChestImpl) Delete(user *types.User, idStr string) error {
 		return fmt.Errorf("treasure chest has transactions: %w", ErrBadRequest)
 	}
 
+	recurringCount := 0
+	err = tx.Get(&recurringCount, `
+		SELECT COUNT(*) FROM transaction_recurring WHERE user_id = ? AND treasure_chest_id = ?`,
+		user.Id, id)
+	err = db.TransformAndLogDbError("treasureChest Delete", nil, err)
+	if err != nil {
+		return err
+	}
+	if recurringCount > 0 {
+		return fmt.Errorf("cannot delete treasure chest with existing recurring transactions: %w", ErrBadRequest)
+	}
+
 	r, err := tx.Exec(`DELETE FROM treasure_chest WHERE id = ? AND user_id = ?`, id, user.Id)
 	err = db.TransformAndLogDbError("treasureChest Delete", r, err)
 	if err != nil {

internal/service/treasure_chest_test.go

@@ -1,10 +0,0 @@
-package service_test
-
-// import (
-// 	"spned-sparrow"
-// )
-//
-// func TestTreasureChestProhibitDeleteIfTransactionRecurringExists(t *testing.T) {
-// 	service := main.Setup
-//
-// }