package me.zhengjie.rest;

import io.swagger.annotations.Api;
import io.swagger.annotations.ApiOperation;
import me.zhengjie.aop.log.Log;
import me.zhengjie.domain.Picture;
import me.zhengjie.service.PictureService;
import me.zhengjie.service.dto.PictureQueryCriteria;
import me.zhengjie.utils.SecurityUtils;
import org.springframework.data.domain.Pageable;
import org.springframework.http.HttpStatus;
import org.springframework.http.ResponseEntity;
import org.springframework.security.access.prepost.PreAuthorize;
import org.springframework.web.bind.annotation.*;
import org.springframework.web.multipart.MultipartFile;

import javax.servlet.http.HttpServletResponse;
import java.io.IOException;
import java.util.HashMap;
import java.util.Map;

/**
 * @author 郑杰
 * @date 2018/09/20 14:13:32
 */
@RestController
@RequestMapping("/api/pictures")
@Api(tags = "工具：免费图床管理")
public class PictureController {

    private final PictureService pictureService;

    public PictureController(PictureService pictureService) {
        this.pictureService = pictureService;
    }

    @Log("查询图片")
    @PreAuthorize("@el.check('pictures:list')")
    @GetMapping
    @ApiOperation("查询图片")
    public ResponseEntity<Object> getRoles(PictureQueryCriteria criteria, Pageable pageable){
        return new ResponseEntity<>(pictureService.queryAll(criteria,pageable),HttpStatus.OK);
    }

    @Log("导出数据")
    @ApiOperation("导出数据")
    @GetMapping(value = "/download")
    @PreAuthorize("@el.check('pictures:list')")
    public void download(HttpServletResponse response, PictureQueryCriteria criteria) throws IOException {
        pictureService.download(pictureService.queryAll(criteria), response);
    }

    @Log("上传图片")
    @PreAuthorize("@el.check('pictures:add')")
    @PostMapping
    @ApiOperation("上传图片")
    public ResponseEntity<Object> upload(@RequestParam MultipartFile file){
        String userName = SecurityUtils.getUsername();
        Picture picture = pictureService.upload(file,userName);
        Map<String,Object> map = new HashMap<>(3);
        map.put("errno",0);
        map.put("id",picture.getId());
        map.put("data",new String[]{picture.getUrl()});
        return new ResponseEntity<>(map,HttpStatus.OK);
    }

    @Log("删除图片")
    @ApiOperation("删除图片")
    @PreAuthorize("@el.check('pictures:del')")
    @DeleteMapping(value = "/{id}")
    public ResponseEntity<Object> delete(@PathVariable Long id) {
        pictureService.delete(pictureService.findById(id));
        return new ResponseEntity<>(HttpStatus.OK);
    }

    @Log("多选删除图片")
    @ApiOperation("多选删除图片")
    @PreAuthorize("@el.check('pictures:del')")
    @DeleteMapping
    public ResponseEntity deleteAll(@RequestBody Long[] ids) {
        pictureService.deleteAll(ids);
        return new ResponseEntity(HttpStatus.OK);
    }
}
