修改项目为前后端分离方案

services/query.go

@@ -1,10 +1,10 @@
 package services
 
 import (
-	"NetworkAuth/models"
-	"NetworkAuth/utils"
 	"context"
 	"fmt"
+	"NetworkAuth/models"
+	"NetworkAuth/utils"
 	"time"
 
 	"gorm.io/gorm"
@@ -104,7 +104,11 @@ func FindEntitiesByCondition(model interface{}, result interface{}, condition st
 // 返回: 是否存在和错误
 func CheckEntityExists(model interface{}, condition string, db *gorm.DB, args ...interface{}) (bool, error) {
 	var count int64
-	err := db.Model(model).Where(condition, args...).Count(&count).Error
+	query := db.Model(model)
+	if condition != "" {
+		query = query.Where(condition, args...)
+	}
+	err := query.Count(&count).Error
 	return count > 0, err
 }
 

services/settings.go

@@ -42,6 +42,14 @@ func GetSettingsService() *SettingsService {
 	return settingsService
 }
 
+// ResetSettingsService 充置设置服务单例，主要用于重新加载设置（比如安装后）
+func ResetSettingsService() {
+	settingsService = &SettingsService{
+		cache: make(map[string]string),
+	}
+	settingsService.loadAllSettings()
+}
+
 // ============================================================================
 // 私有函数
 // ============================================================================
@@ -58,6 +66,12 @@ func (s *SettingsService) loadAllSettings() {
 		return
 	}
 
+	// 检查 settings 表是否存在，如果不存在则不查询
+	if !db.Migrator().HasTable(&models.Settings{}) {
+		logrus.Info("settings 表不存在，跳过加载设置")
+		return
+	}
+
 	var settings []models.Settings
 	if err := db.Find(&settings).Error; err != nil {
 		logrus.WithError(err).Error("加载设置失败")