From 708694056edc51349c7c0d0a1089e3fba8f9a7e4 Mon Sep 17 00:00:00 2001
From: 12975 <1297598740@qq.com>
Date: Sat, 31 Jan 2026 12:18:26 +0800
Subject: [PATCH] =?UTF-8?q?feat:=20=E5=AE=9E=E7=8E=B0=E8=B4=A6=E6=9C=AC?=
 =?UTF-8?q?=E6=9C=8D=E5=8A=A1=E5=92=8C=E4=BB=93=E5=BA=93=E5=B1=82=EF=BC=8C?=
 =?UTF-8?q?=E6=8F=90=E4=BE=9B=E8=B4=A6=E6=9C=AC=E7=9A=84=E5=88=9B=E5=BB=BA?=
 =?UTF-8?q?=E3=80=81=E6=9F=A5=E8=AF=A2=E3=80=81=E6=9B=B4=E6=96=B0=E3=80=81?=
 =?UTF-8?q?=E5=88=A0=E9=99=A4=E5=92=8C=E6=81=A2=E5=A4=8D=E5=8A=9F=E8=83=BD?=
 =?UTF-8?q?=E3=80=82?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 internal/repository/ledger_repository.go | 8 ++++++++
 internal/service/ledger_service.go       | 2 +-
 2 files changed, 9 insertions(+), 1 deletion(-)

diff --git a/internal/repository/ledger_repository.go b/internal/repository/ledger_repository.go
index 0e0e6a3..6b1059a 100644
--- a/internal/repository/ledger_repository.go
+++ b/internal/repository/ledger_repository.go
@@ -111,6 +111,14 @@ func (r *LedgerRepository) GetDefault(userID uint) (*models.Ledger, error) {
 	return &ledger, nil
 }
 
+// UnsetAllDefaults unsets the default status for all ledgers of a user
+func (r *LedgerRepository) UnsetAllDefaults(userID uint) error {
+	if err := r.db.Model(&models.Ledger{}).Where("user_id = ? AND is_default = ?", userID, true).Update("is_default", false).Error; err != nil {
+		return fmt.Errorf("failed to unset default ledgers: %w", err)
+	}
+	return nil
+}
+
 // SetDefault sets a ledger as the default ledger
 func (r *LedgerRepository) SetDefault(userID uint, id uint) error {
 	// Start a transaction
diff --git a/internal/service/ledger_service.go b/internal/service/ledger_service.go
index 91466d2..c5fb6df 100644
--- a/internal/service/ledger_service.go
+++ b/internal/service/ledger_service.go
@@ -83,7 +83,7 @@ func (s *LedgerService) CreateLedger(userID uint, input LedgerInput) (*models.Le
 
 	// If this is set as default, we need to unset other defaults
 	if input.IsDefault {
-		if err := s.repo.SetDefault(userID, 0); err != nil {
+		if err := s.repo.UnsetAllDefaults(userID); err != nil {
 			return nil, fmt.Errorf("failed to unset default ledgers: %w", err)
 		}
 	}