package com.mindskip.xzs.controller.teacher;
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import cn.hutool.core.codec.Base64;
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import com.mindskip.xzs.base.BaseApiController;
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import com.mindskip.xzs.base.RestResponse;
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import com.mindskip.xzs.service.FileUpload;
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import com.mindskip.xzs.service.ExcelImportService;
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import com.mindskip.xzs.viewmodel.admin.file.UeditorConfigVM;
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import com.mindskip.xzs.viewmodel.admin.file.UploadResultVM;
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import lombok.AllArgsConstructor;
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import org.slf4j.Logger;
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import org.slf4j.LoggerFactory;
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import org.springframework.stereotype.Controller;
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import org.springframework.web.bind.annotation.RequestMapping;
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import org.springframework.web.bind.annotation.ResponseBody;
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import org.springframework.web.multipart.MultipartFile;
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import org.springframework.web.multipart.MultipartHttpServletRequest;
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import javax.servlet.http.HttpServletRequest;
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import java.io.File;
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import java.io.FileOutputStream;
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import java.io.IOException;
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import java.io.InputStream;
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import java.util.UUID;
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/**
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* @version 2.2.0
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* @description: 上传
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* Copyright (C), 2020-2021, 武汉思维跳跃科技有限公司
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* @date 2021 /9/7 9:45
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*/
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@AllArgsConstructor
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@RequestMapping("/api/teacher/upload")
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@Controller("TeacherUploadController")
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public class UploadController extends BaseApiController {
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private final FileUpload fileUpload;
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private static final Logger logger = LoggerFactory.getLogger(com.mindskip.xzs.controller.admin.UploadController.class);
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private static final String SCRAWL_UPLOAD = "scrawlUpload";
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private static final String SCRAWL_FIELD_NAME = "scrawl";
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private static final String IMAGE_UPLOAD = "imgUpload";
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private static final String IMAGE_UPLOAD_FILE = "upFile";
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private static final String STATE = "SUCCESS";
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private final ExcelImportService excelImportService;
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/**
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* 图片上传
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*
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* @param request the request
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* @return the object
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*/
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@ResponseBody
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@RequestMapping("/configAndUpload")
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public Object upload(HttpServletRequest request) {
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String action = request.getParameter("action");
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if (null == action)
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return null;
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String filePath = null;
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switch (action) {
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case IMAGE_UPLOAD:
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MultipartHttpServletRequest multipartHttpServletRequest = (MultipartHttpServletRequest) request;
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MultipartFile multipartFile = multipartHttpServletRequest.getFile(IMAGE_UPLOAD_FILE);
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String fileName = multipartFile.getOriginalFilename();
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long attachSize = multipartFile.getSize();
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try (InputStream inputStream = multipartFile.getInputStream()) {
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filePath = fileUpload.fileUpload(inputStream, attachSize, fileName, "image");
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} catch (IOException e) {
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logger.error(e.getMessage(), e);
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}
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return new UploadResultVM(fileName, fileName, filePath, multipartFile.getSize(), fileName, STATE);
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case SCRAWL_UPLOAD:
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String imageBase64 = request.getParameter(SCRAWL_FIELD_NAME);
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String uuidName = UUID.randomUUID().toString();
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try {
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File file = File.createTempFile(uuidName, ".png");
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try (FileOutputStream fileOutputStream = new FileOutputStream(file)) {
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byte[] buff = Base64.decode(imageBase64);
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fileOutputStream.write(buff);
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filePath = fileUpload.fileUpload(file, uuidName + ".png", "latex");
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}
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} catch (IOException e) {
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logger.error(e.getMessage(), e);
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}
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return new UploadResultVM(filePath, STATE);
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default:
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return new UeditorConfigVM(SCRAWL_UPLOAD, SCRAWL_FIELD_NAME, IMAGE_UPLOAD, IMAGE_UPLOAD_FILE);
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}
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}
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/**
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* 题目导入
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*
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* @param request the request
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* @return the rest response
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*/
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@RequestMapping("/excel/question")
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@ResponseBody
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public RestResponse questionUploadAndReadExcel(HttpServletRequest request) {
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MultipartFile file = ((MultipartHttpServletRequest) request).getFile("file");
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String excelTempPath = null;
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try (InputStream inputStream = file.getInputStream()) {
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excelTempPath = File.createTempFile(UUID.randomUUID().toString(), ".xlsx").getAbsolutePath();
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excelImportService.teacherQuestionImport(inputStream, excelTempPath, getCurrentUser());
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} catch (IOException e) {
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logger.error(e.getMessage(), "文件上传失败");
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}
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String filePath = fileUpload.fileUpload(new File(excelTempPath), "题目导入结果.xlsx", "excel");
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return RestResponse.ok(filePath);
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}
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/**
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* 学生导入
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*
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* @param request the request
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* @return the rest response
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*/
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@RequestMapping("/excel/student")
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@ResponseBody
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public RestResponse studentUploadAndReadExcel(HttpServletRequest request) {
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MultipartFile file = ((MultipartHttpServletRequest) request).getFile("file");
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String excelTempPath = null;
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try (InputStream inputStream = file.getInputStream()) {
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excelTempPath = File.createTempFile(UUID.randomUUID().toString(), ".xlsx").getAbsolutePath();
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excelImportService.studentImport(inputStream, excelTempPath, getCurrentUser());
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} catch (IOException e) {
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logger.error(e.getMessage(), "文件上传失败");
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}
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String filePath = fileUpload.fileUpload(new File(excelTempPath), "学生导入结果.xlsx", "excel");
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return RestResponse.ok(filePath);
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}
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}
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