package api

import (
	"net/http"

	"github.com/gin-gonic/gin"

	"kenaito-media-picker/internal/service"
)

// ScanController 扫描整理接口
type ScanController struct {
	service *service.ScanService
}

// NewScanController 创建扫描控制器
func NewScanController(svc *service.ScanService) *ScanController {
	return &ScanController{service: svc}
}

// scanStartReq 扫描启动请求；dir 为空时使用服务当前运行目录，destDir 为空时默认输出到扫描目录下的「KMP已整理」
type scanStartReq struct {
	Dir     string `json:"dir"`
	DestDir string `json:"destDir"`
}

// Start POST /api/scan/start 触发一次扫描整理
func (c *ScanController) Start(ctx *gin.Context) {
	var req scanStartReq
	if err := ctx.ShouldBindJSON(&req); err != nil {
		Error(ctx, http.StatusBadRequest, "请求参数错误："+err.Error())
		return
	}
	if err := c.service.Start(req.Dir, req.DestDir); err != nil {
		Error(ctx, http.StatusBadRequest, err.Error())
		return
	}
	Success(ctx, c.service.Status())
}

// Status GET /api/scan/status 查询扫描状态与日志
func (c *ScanController) Status(ctx *gin.Context) {
	Success(ctx, c.service.Status())
}