feat：反馈保存、展示、处理、删除

龚焕茏

2024-05-07 49429bad1036c81c056faeadfa009c53ba777fad

 src/main/java/com/mindskip/xzs/controller/admin/QuestionController.java

@@ -18,9 +18,7 @@
import com.mindskip.xzs.domain.enums.QuestionTypeEnum;
import com.mindskip.xzs.domain.question.QuestionItemObject;
import com.mindskip.xzs.domain.question.QuestionObject;
import com.mindskip.xzs.excel.CurrencyDataListener;
import com.mindskip.xzs.excel.FixedMergeCellStrategy;
import com.mindskip.xzs.excel.SelectExcel;
import com.mindskip.xzs.excel.*;
import com.mindskip.xzs.repository.DepartmentMapper;
import com.mindskip.xzs.repository.SubjectMapper;
import com.mindskip.xzs.service.*;
@@ -30,6 +28,7 @@
import com.mindskip.xzs.viewmodel.admin.education.SubjectPageRequestVM;
import com.mindskip.xzs.viewmodel.admin.question.*;
import com.github.pagehelper.PageInfo;
import com.mindskip.xzs.vo.QuestionExportVO;
import com.mindskip.xzs.vo.QuestionImportVO;
import org.apache.commons.lang3.StringUtils;
import org.apache.poi.ss.usermodel.DataValidationHelper;
@@ -44,6 +43,7 @@
import javax.validation.Valid;
import java.io.IOException;
import java.io.UnsupportedEncodingException;
import java.math.BigDecimal;
import java.net.URLEncoder;
import java.util.*;
import java.util.function.Consumer;
@@ -190,10 +190,71 @@
        EasyExcel.write(response.getOutputStream(), QuestionImportVO.class)
                .sheet("模板")
                .registerWriteHandler(new SelectExcel(subjectNameList))
                .registerWriteHandler(new FixedMergeCellStrategy(2, 4, Arrays.asList(1, 2, 3, 6, 7, 8, 9)))
                .registerWriteHandler(new FixedMergeCellStrategy(2, 4, Arrays.asList(0, 1, 2, 5, 6, 7, 8)))
                .doWrite(data);
    }

    @GetMapping("/question/export")
    public void importQuestion(QuestionExportVO query, HttpServletResponse response) throws IOException {
        query.formartTime();
        // 查询导出数据
        List<QuestionImportVO> exportData = questionService.export(query);
        // 构建数据
        List<QuestionImportVO> exportList = new ArrayList<>(exportData.size() * 4);
        // 行合并规则
        List<RowItem> mergeRowList = new ArrayList<>(exportData.size());
        int j = 2;
        for (QuestionImportVO data : exportData) {
            QuestionObject questionContent = JSON.parseObject(data.getQuestionContent(), QuestionObject.class);

            RowItem rowItem = new RowItem();
            rowItem.setStart(j);
            int end = j + questionContent.getQuestionItemObjects().size() - 1;
            rowItem.setEnd(end);
            mergeRowList.add(rowItem);
            j = end + 1;
            int i = 0;
            for (QuestionItemObject option : questionContent.getQuestionItemObjects()) {
                if (i == 0) {
                    QuestionImportVO master = new QuestionImportVO();
                    BeanUtils.copyProperties(data, master);
                    if (org.springframework.util.StringUtils.hasText(data.getQuestionType())) {
                        master.setQuestionType(QuestionTypeEnum.fromCode(Integer.valueOf(data.getQuestionType())).getName());
                    }
                    master.setOptionName(option.getPrefix());
                    master.setOptionValue(option.getContent());
                    master.setTitle(questionContent.getTitleContent());
                    master.setAnalyze(questionContent.getAnalyze());
                    master.setSubjectName(data.getSubjectList().stream().collect(Collectors.joining("、")));
                    master.setCorrect(data.getCorrect().replaceAll(",", "、"));
                    BigDecimal score = BigDecimal.valueOf(master.getScore());
                    master.setScore(score.divide(BigDecimal.TEN).intValue());
                    exportList.add(master);
                } else {
                    QuestionImportVO optionItem = new QuestionImportVO();
                    optionItem.setOptionName(option.getPrefix());
                    optionItem.setOptionValue(option.getContent());
                    exportList.add(optionItem);
                }
                i++;
            }
        }
        response.setContentType("application/vnd.openxmlformats-officedocument.spreadsheetml.sheet");
        response.setCharacterEncoding("utf-8");
        // 这里URLEncoder.encode可以防止中文乱码 当然和easyexcel没有关系
        String fileName = URLEncoder.encode("题目导出数据", "UTF-8").replaceAll("\\+", "%20");
        response.setHeader("Content-disposition", "attachment;filename*=utf-8''" + fileName + ".xlsx");

        // 查出所有的课目（excel下拉数据）
        List<Subject> subjects = subjectMapper.allSubject();
        List<String> subjectNameList = subjects.stream().map(Subject::getName).collect(Collectors.toList());
        EasyExcel.write(response.getOutputStream(), QuestionImportVO.class)
                .sheet("题目导出数据")
                .registerWriteHandler(new SelectExcel(subjectNameList))
                .registerWriteHandler(new DynamicMergeCellStrategy(mergeRowList, Arrays.asList(0, 1, 2, 5, 6, 7, 8)))
                .doWrite(exportList);
    }

    /**
     * 题目导入
     *