4dkankan-parent/4dkankan-center-scene/src/main/java/com/fdkankan/scene/controller/FileConvertController.java

package com.fdkankan.scene.controller;

import cn.hutool.core.io.FileTypeUtil;
import cn.hutool.core.io.FileUtil;
import cn.hutool.core.io.IoUtil;
import cn.hutool.core.lang.UUID;
import com.fdkankan.common.constant.ConstantFilePath;
import com.fdkankan.common.constant.ErrorCode;
import com.fdkankan.common.controller.BaseController;
import com.fdkankan.common.exception.BusinessException;
import com.fdkankan.common.util.CreateObjUtil;
import java.io.BufferedInputStream;
import java.io.File;
import java.io.IOException;
import java.io.PrintWriter;
import java.nio.file.Paths;
import javax.servlet.ServletOutputStream;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestMethod;
import org.springframework.web.bind.annotation.RequestParam;
import org.springframework.web.bind.annotation.RestController;
import org.springframework.web.multipart.MultipartFile;

/**
 * <p>
 * TODO
 * </p>
 *
 * @author dengsixing
 * @since 2022/5/17
 **/
@RestController
@RequestMapping("/service/file/convert")
public class FileConvertController extends BaseController {

    @RequestMapping(value = "/getModeldata", method = RequestMethod.POST)
    public void convertTxtToModeldata(@RequestParam("file") MultipartFile file) throws Exception{

        //生成uuid
        String uuid = UUID.randomUUID().toString();

        String path = ConstantFilePath.FILE_CONVERT_PATH + uuid;
        String srcPath = path + "/" + file.getOriginalFilename();
        String targetPath = path + "vision.modeldata";
        File srcFile = new File(srcPath);
        if(!srcFile.getParentFile().exists()){
            srcFile.getParentFile().mkdirs();
        }
        file.transferTo(new File(srcPath));
        String type = FileTypeUtil.getType(srcFile);
        if(!"txt".equals(type)){
            throw new BusinessException(ErrorCode.FAILURE_CODE_7007, "txt");
        }
        CreateObjUtil.convertTxtToVisionmodeldata(srcPath, targetPath);
        if(!FileUtil.exist(targetPath)){
            throw new BusinessException(ErrorCode.FAILURE_CODE_8005);
        }
        BufferedInputStream inputStream = FileUtil.getInputStream(targetPath);
        ServletOutputStream outputStream = response.getOutputStream();
        IoUtil.copy(inputStream, outputStream);


//        IoUtil.







    }





}