package controller

import (
	"strconv"

	"seeyon-filesystem/dto"
	"seeyon-filesystem/service"
	"seeyon-filesystem/utils"

	"github.com/gin-gonic/gin"
)

// LogController 日志控制器
type LogController struct {
	logService *service.LogService
}

func NewLogController() *LogController {
	return &LogController{
		logService: service.NewLogService(),
	}
}

// List 查询操作日志
// GET /api/admin/logs?page=1&size=20&action=upload&resource=file&keyword=xxx
func (c *LogController) List(ctx *gin.Context) {
	page, _ := strconv.Atoi(ctx.DefaultQuery("page", "1"))
	size, _ := strconv.Atoi(ctx.DefaultQuery("size", "20"))
	if page < 1 {
		page = 1
	}
	if size < 1 || size > 100 {
		size = 20
	}

	action := ctx.Query("action")
	resource := ctx.Query("resource")
	keyword := ctx.Query("keyword")

	logs, total, err := c.logService.List(page, size, action, resource, keyword, 0)
	if err != nil {
		utils.ServerError(ctx, "查询失败")
		return
	}

	utils.PageSuccess(ctx, logs, total, page, size)
}

// Stats 日志统计
// GET /api/admin/logs/stats
func (c *LogController) Stats(ctx *gin.Context) {
	stats, err := c.logService.GetStats()
	if err != nil {
		utils.ServerError(ctx, "查询失败")
		return
	}
	utils.Success(ctx, stats)
}

// Clean 清理旧日志
// POST /api/admin/logs/clean
func (c *LogController) Clean(ctx *gin.Context) {
	var req dto.LogCleanRequest
	if err := ctx.ShouldBindJSON(&req); err != nil {
		utils.BadRequest(ctx, "参数错误")
		return
	}

	count, err := c.logService.CleanOld(req.Days)
	if err != nil {
		utils.ServerError(ctx, "清理失败")
		return
	}

	utils.SuccessWithMessage(ctx, "清理完成", gin.H{"deleted": count})
}