package com.ruoyi.performance.service.impl;
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import com.alibaba.excel.EasyExcel;
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import com.alibaba.excel.ExcelWriter;
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import com.alibaba.excel.write.metadata.WriteSheet;
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import com.alibaba.excel.write.style.column.LongestMatchColumnWidthStyleStrategy;
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import com.baomidou.mybatisplus.core.metadata.IPage;
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import com.baomidou.mybatisplus.core.toolkit.ObjectUtils;
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import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
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import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
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import com.ruoyi.common.utils.QueryWrappers;
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import com.ruoyi.performance.mapper.EvaluateMapper;
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import com.ruoyi.performance.pojo.Evaluate;
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import com.ruoyi.performance.service.EvaluateService;
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import org.springframework.stereotype.Service;
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import javax.annotation.Resource;
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import javax.servlet.http.HttpServletResponse;
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import java.io.IOException;
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import java.net.URLEncoder;
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import java.util.ArrayList;
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import java.util.HashMap;
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import java.util.List;
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import java.util.Map;
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@Service
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public class EvaluateServiceImpl extends ServiceImpl<EvaluateMapper, Evaluate> implements EvaluateService {
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@Resource
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EvaluateMapper evaluateMapper;
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@Override
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public IPage<Evaluate> getPage(Page page, Evaluate evaluate) {
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return evaluateMapper.getPage(page, QueryWrappers.queryWrappers(evaluate));
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}
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//导出考评
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@Override
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public void export(String month, String name, String departLims, HttpServletResponse response) throws IOException {
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List<Evaluate> evaluates = new ArrayList<Evaluate>();
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//查询原始工时(使用分页查询)
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Evaluate evaluate = new Evaluate();
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if (ObjectUtils.isNotEmpty(month)) {
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evaluate.setMonth(month);
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}
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if (ObjectUtils.isNotEmpty(name)) {
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evaluate.setName(name);
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}
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if (ObjectUtils.isNotEmpty(departLims)) {
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evaluate.setDepartLims(departLims);
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}
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IPage<Evaluate> body = (IPage<Evaluate>) getPage(new Page(-1, -1), evaluate);
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evaluates = body.getRecords();
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response.setContentType("application/vnd.ms-excel");
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response.setCharacterEncoding("UTF-8");
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// 这里URLEncoder.encode可以防止中文乱码 当然和easyexcel没有关系
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String fileName = URLEncoder.encode("考评导出", "UTF-8");
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response.setHeader("Content-disposition", "attachment;filename=" + fileName + ".xlsx");
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try {
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// 新建ExcelWriter
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ExcelWriter excelWriter = EasyExcel.write(response.getOutputStream()).registerWriteHandler(new LongestMatchColumnWidthStyleStrategy()).build();
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WriteSheet mainSheet = EasyExcel.writerSheet(0, "考评导出").head(Evaluate.class).build();
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excelWriter.write(evaluates, mainSheet);
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// 关闭流
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excelWriter.finish();
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} catch (IOException e) {
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throw new RuntimeException("导出失败");
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}
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}
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}
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