package model

import (
	"time"

	"gorm.io/datatypes"
)

// AuditLog records user operations for auditing.
type AuditLog struct {
	ID         uint           `gorm:"primaryKey;autoIncrement" json:"id"`
	Username   string         `gorm:"size:50;index" json:"username"`
	Action     string         `gorm:"size:50;index" json:"action"`       // create/update/delete/assign/import/login/export
	TargetType string         `gorm:"size:50;index" json:"target_type"`  // merchant/user/keyword/schedule/setting/task
	TargetID   string         `gorm:"size:100" json:"target_id"`
	Detail     datatypes.JSON `gorm:"type:json" json:"detail"`
	IP         string         `gorm:"size:45" json:"ip"`
	CreatedAt  time.Time      `gorm:"index" json:"created_at"`
}

func (AuditLog) TableName() string { return "audit_logs" }