package com.simon.springbootthumbnailator.controller;

import com.simon.springbootthumbnailator.util.ImageUtil;
import io.swagger.annotations.ApiOperation;
import io.swagger.annotations.ApiParam;
import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestParam;
import org.springframework.web.bind.annotation.ResponseBody;
import org.springframework.web.multipart.MultipartFile;

import java.io.IOException;
import java.util.HashMap;
import java.util.Map;

/**
 * 图片上传处理类
 *
 * @author zlzhaoe
 */
@Controller
public class ImgZipController {

    @ApiOperation(value = "图片上传", notes = "多项目图片上传工具类", httpMethod = "POST")
    @RequestMapping(value = "/img_upload_compress")
    @ResponseBody
    public Map<String, Object> img_upload_compress(
            @ApiParam(name = "file", value = "文件（图片）", required = true) @RequestParam(value = "file") MultipartFile file,
            @ApiParam(name = "path", value = "项目名称") @RequestParam(value = "path", required = false) String path,
            @ApiParam(name = "scale", value = "图片压缩比例:0.0~1.0") @RequestParam(value = "scale", required = false) Double scale) throws IOException {
        Map<String, Object> result = new HashMap<>();
        String resultImagePath = ImageUtil.imgUploadCompress(file, path, scale);
        if (resultImagePath.equals("0")) {
            result.put("code", "0");
            result.put("msg", "上传失败,后端异常！");
        } else if (resultImagePath.equals("-1")) {
            result.put("code", "-1");
            result.put("msg", "非法图片格式！");
        } else {
            result.put("code", "1");
            result.put("msg", resultImagePath);
        }
        return result;
    }
}