package com.boying.controller;

import com.boying.common.BaseController;
import com.boying.common.SystemConfigProperties;
import com.boying.entity.ZiLiaoData;
import com.boying.entity.ZiLiaoDir;
import com.boying.service.ZiLiaoDataService;
import com.boying.service.ZiLiaoDirService;
import org.apache.commons.io.FileUtils;
import org.apache.commons.io.FilenameUtils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.domain.Page;
import org.springframework.data.domain.PageRequest;
import org.springframework.data.domain.Pageable;
import org.springframework.data.domain.Sort;
import org.springframework.web.bind.annotation.PostMapping;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;
import org.springframework.web.multipart.MultipartFile;
import org.springframework.web.multipart.MultipartHttpServletRequest;

import javax.servlet.http.HttpServletRequest;
import java.io.File;
import java.util.List;

@RestController
@RequestMapping("ziLiaoData")
public class ZiLiaoDataController extends BaseController {

    @Autowired
    private ZiLiaoDataService ziLiaoDataService;
    @Autowired
    private SystemConfigProperties systemConfigProperties;
    @Autowired
    private ZiLiaoDirService ziLiaoDirService;

    @PostMapping("findByDirId")
    public Object findPage(String name,int page,int pageSize,Long dirId) {
        Pageable pageable = PageRequest.of(page-1,pageSize, Sort.Direction.DESC,"id");
        Page<ZiLiaoData> pages = ziLiaoDataService.findPageHaveLike(pageable,1,"name",name,"dirId",dirId);
        return success("",pages);
    }

    @PostMapping("findById")
    public Object findById(Long id) {
        return success("",ziLiaoDataService.findById(id));
    }

    @PostMapping("save")
    public Object save(ZiLiaoData ziLiaoData, HttpServletRequest request) throws Exception{
        String path = "";
        MultipartHttpServletRequest multipartRequest = (MultipartHttpServletRequest) request;
        List<MultipartFile> imgs = multipartRequest.getFiles("files");
        for(MultipartFile imageFile:imgs){
            if (imageFile != null) {
                String fileExtension = FilenameUtils.getExtension(imageFile.getOriginalFilename());//获取后缀
                String newFileName = System.currentTimeMillis() + "." + fileExtension;//文件名称
                path+=newFileName;
                String newFilePath = systemConfigProperties.getUploadImgPath2() + newFileName;//上传路径
                File destFile = new File(newFilePath);
                FileUtils.writeByteArrayToFile(destFile, imageFile.getBytes());
                break;
            }
        }
        ziLiaoData.setZiLiaoPath(path);
        ziLiaoDataService.save(ziLiaoData);

        ZiLiaoDir ziLiaoDir = (ZiLiaoDir) ziLiaoDirService.findById(ziLiaoData.getDirId());
        ziLiaoDir.setNum(ziLiaoDir.getNum()+1);
        ziLiaoDirService.save(ziLiaoDir);
        return success("保存成功");
    }

    @PostMapping("delete")
    public Object delete(Long id) {
        ZiLiaoData ziLiaoData = (ZiLiaoData) ziLiaoDataService.findById(id);

        ZiLiaoDir ziLiaoDir = (ZiLiaoDir) ziLiaoDirService.findById(ziLiaoData.getDirId());
        ziLiaoDir.setNum(ziLiaoDir.getNum()-1);
        ziLiaoDirService.save(ziLiaoDir);

        ziLiaoDataService.delete(id);
        return success("删除成功");
    }

    @PostMapping("findByPage")
    public Object findByPage(String type,int page,int pageSize) {
        Pageable pageable = PageRequest.of(page-1,pageSize, Sort.Direction.DESC,"id");
        Page<ZiLiaoData> pages = ziLiaoDataService.findPage(pageable,"type",type);
        return success("",pages);
    }

}