package handlers

import (
	"fmt"
	"github.com/gin-gonic/gin"
	"github.com/spf13/viper"
	"go.uber.org/zap"
	"passport/app/models"
	"passport/logger"
	"passport/pkg/ierr"
	"passport/pkg/util"
	"path/filepath"
)

/**
* showdoc
* @catalog 文件上传
* @title 文件上传通用接口
* @description 文件上传通用接口
* @method POST
* @url ~/v1/file/upload
* @return {"code":0,"data":{"url":"/xRTZHWUsaD6H_715747502.mp4","name":"认真且怂.mp4","size":3409702,"ext":".mp4","user_id":"26640398931722340"}}
* @return_param url string url地址
* @return_param name string 文件名
* @return_param size int 文件大小
* @return_param ext string 文件扩展名
* @return_param user_id string 用户id
* @remark 无
* @number 1
 */
func UploadFile(c *gin.Context) {
	var userId = c.GetString("uid")
	var f, err = c.FormFile("file")
	if err != nil {
		ResponseErr(c, ierr.NewIError(ierr.ReceiveRequestFileFail, err.Error()))
		return
	}

	var saveDir = viper.GetString("file.path")
	var host = viper.GetString("file.host")
	var name = fmt.Sprintf("%s_%d", util.RandomString(12), util.Now13()%1e9) + filepath.Ext(f.Filename)
	var path = filepath.Join(saveDir, name)
	var fileModel = &models.File{
		Url:    host + name,
		Name:   f.Filename,
		Path:   path,
		Size:   f.Size,
		Ext:    filepath.Ext(f.Filename),
		UserId: "mock_user_id",
	}
	err = c.SaveUploadedFile(f, path)
	if err != nil {
		logger.Error("[UploadFile] save file to disk error",
			zap.Any("file", fileModel),
			zap.Error(err))
		ResponseErr(c, err)
		return
	}
	err = fileModel.Save()
	if err != nil {
		logger.Error("[UploadFile] save file info to db error",
			zap.Any("file", fileModel),
			zap.Error(err))
		ResponseErr(c, err)
		return
	}

	var resp = models.FileResponse{
		Url:    fileModel.Url,
		Name:   fileModel.Name,
		Size:   fileModel.Size,
		Ext:    fileModel.Ext,
		UserId: userId,
	}
	ResponseSuccess(c, resp)
}