完善日志和审计链路

backend/internal/modules/adminuser/repository.go

@@ -1,12 +1,11 @@
 package adminuser
 
 import (
-	"encoding/json"
 	"errors"
 
+	"hfb_sys/backend/internal/auditlog"
 	"hfb_sys/backend/internal/model"
 
-	"gorm.io/datatypes"
 	"gorm.io/gorm"
 	"gorm.io/gorm/clause"
 )
@@ -15,10 +14,7 @@ type Repository struct {
 	db *gorm.DB
 }
 
-type AuditMeta struct {
-	IP        string
-	UserAgent string
-}
+type AuditMeta = auditlog.Meta
 
 func NewRepository(db *gorm.DB) *Repository {
 	return &Repository{db: db}
@@ -133,21 +129,15 @@ func (row userRow) toDTO() UserDTO {
 }
 
 func appendAuditLog(tx *gorm.DB, actorID uint64, action string, bizID uint64, meta AuditMeta, detail map[string]any) error {
-	raw, err := json.Marshal(detail)
-	if err != nil {
-		return err
-	}
-	row := model.AuditLog{
+	return auditlog.Append(tx, auditlog.Entry{
 		ActorType: "admin",
 		ActorID:   actorID,
 		Action:    action,
 		BizType:   "user",
 		BizID:     &bizID,
-		IP:        meta.IP,
-		UserAgent: meta.UserAgent,
-		Detail:    datatypes.JSON(raw),
-	}
-	return tx.Create(&row).Error
+		Meta:      meta,
+		Detail:    detail,
+	})
 }
 
 func IsNotFound(err error) bool {