chore: opt settings code

internal/services/login_log_service.go

@@ -0,0 +1,52 @@
+package services
+
+import (
+	"baihu/internal/database"
+	"baihu/internal/models"
+)
+
+type LoginLogService struct{}
+
+func NewLoginLogService() *LoginLogService {
+	return &LoginLogService{}
+}
+
+// Create 创建登录日志
+func (s *LoginLogService) Create(username, ip, userAgent, status, message string) error {
+	log := &models.LoginLog{
+		Username:  username,
+		IP:        ip,
+		UserAgent: userAgent,
+		Status:    status,
+		Message:   message,
+	}
+	return database.DB.Create(log).Error
+}
+
+// List 获取登录日志列表
+func (s *LoginLogService) List(page, pageSize int, username string) ([]models.LoginLog, int64, error) {
+	var logs []models.LoginLog
+	var total int64
+
+	query := database.DB.Model(&models.LoginLog{})
+	if username != "" {
+		query = query.Where("username LIKE ?", "%"+username+"%")
+	}
+
+	if err := query.Count(&total).Error; err != nil {
+		return nil, 0, err
+	}
+
+	offset := (page - 1) * pageSize
+	if err := query.Order("created_at DESC").Offset(offset).Limit(pageSize).Find(&logs).Error; err != nil {
+		return nil, 0, err
+	}
+
+	return logs, total, nil
+}
+
+// CleanOldLogs 清理指定天数前的日志
+func (s *LoginLogService) CleanOldLogs(days int) (int64, error) {
+	result := database.DB.Exec("DELETE FROM "+models.LoginLog{}.TableName()+" WHERE created_at < datetime('now', ?)", "-"+string(rune(days))+" days")
+	return result.RowsAffected, result.Error
+}