🐛 fix: delete soft delete error

model/user.go

@@ -5,7 +5,6 @@ import (
 	"fmt"
 	"one-api/common"
 	"strings"
-	"time"
 
 	"gorm.io/gorm"
 )
@@ -32,7 +31,7 @@ type User struct {
 	AffCode          string         `json:"aff_code" gorm:"type:varchar(32);column:aff_code;uniqueIndex"`
 	InviterId        int            `json:"inviter_id" gorm:"type:int;column:inviter_id;index"`
 	CreatedTime      int64          `json:"created_time" gorm:"bigint"`
-	DeletedAt        *time.Time `gorm:"index"`
+	DeletedAt        gorm.DeletedAt `gorm:"index"`
 }
 
 type UserUpdates func(*User)
@@ -161,7 +160,15 @@ func (user *User) Delete() error {
 	if user.Id == 0 {
 		return errors.New("id 为空！")
 	}
-	err := DB.Delete(user).Error
+
+	// 不改变当前数据库索引，通过更改用户名来删除用户
+	user.Username = user.Username + "_del_" + common.GetRandomString(6)
+	err := user.Update(false)
+	if err != nil {
+		return err
+	}
+
+	err = DB.Delete(user).Error
 	return err
 }