code refactor

pkg/services/accounts.go

@@ -278,13 +278,17 @@ func (s *AccountService) DeleteAccount(uid int64, accountId int64) error {
 
 		exists, err := sess.Cols("uid", "deleted", "source_account_id").Where("uid=? AND deleted=?", uid, false).In("source_account_id", accountAndSubAccountIds).Limit(1).Exist(&models.Transaction{})
 
-		if exists {
+		if err != nil {
+			return err
+		} else if exists {
 			return errs.ErrAccountInUseCannotBeDeleted
 		}
 
 		exists, err = sess.Cols("uid", "deleted", "destination_account_id").Where("uid=? AND deleted=?", uid, false).In("destination_account_id", accountAndSubAccountIds).Limit(1).Exist(&models.Transaction{})
 
-		if exists {
+		if err != nil {
+			return err
+		} else if exists {
 			return errs.ErrAccountInUseCannotBeDeleted
 		}
 

pkg/services/tokens.go

@@ -248,6 +248,10 @@ func (s *TokenService) createToken(user *models.User, tokenType core.TokenType,
 	jwtToken := jwt.NewWithClaims(jwt.SigningMethodHS256, claims)
 	tokenString, err := jwtToken.SignedString([]byte(tokenRecord.Secret))
 
+	if err != nil {
+		return "", nil, err
+	}
+
 	err = s.createTokenRecord(tokenRecord)
 
 	if err != nil {

pkg/services/transaction_categories.go

@@ -286,7 +286,9 @@ func (s *TransactionCategoryService) DeleteCategory(uid int64, categoryId int64)
 
 		exists, err := sess.Cols("uid", "deleted", "category_id").Where("uid=? AND deleted=?", uid, false).In("category_id", categoryAndSubCategoryIds).Limit(1).Exist(&models.Transaction{})
 
-		if exists {
+		if err != nil {
+			return err
+		} else if exists {
 			return errs.ErrTransactionCategoryInUseCannotBeDeleted
 		}
 

pkg/services/transaction_tags.go

@@ -214,7 +214,9 @@ func (s *TransactionTagService) DeleteTag(uid int64, tagId int64) error {
 	return s.UserDataDB(uid).DoTransaction(func(sess *xorm.Session) error {
 		exists, err := sess.Cols("uid", "tag_id").Where("uid=? AND tag_id=?", uid, tagId).Limit(1).Exist(&models.TransactionTagIndex{})
 
-		if exists {
+		if err != nil {
+			return err
+		} else if exists {
 			return errs.ErrTransactionTagInUseCannotBeDeleted
 		}
 

pkg/services/transactions.go

@@ -465,6 +465,10 @@ func (s *TransactionService) ModifyTransaction(transaction *models.Transaction,
 
 			has, err = sess.Where("uid=? AND deleted=? AND transaction_time>=? AND transaction_time<=?", transaction.Uid, false, minTransactionTime, maxTransactionTime).OrderBy("transaction_time desc").Limit(1).Get(sameSecondLatestTransaction)
 
+			if err != nil {
+				return err
+			}
+
 			if has && sameSecondLatestTransaction.TransactionTime < maxTransactionTime-1 {
 				transaction.TransactionTime = sameSecondLatestTransaction.TransactionTime + 1
 			} else if has && sameSecondLatestTransaction.TransactionTime == maxTransactionTime-1 {