完成营业数据导出execl功能

sky-server/src/main/java/com/sky/controller/admin/ReportController.java

@@ -15,6 +15,7 @@ import org.springframework.web.bind.annotation.GetMapping;
 import org.springframework.web.bind.annotation.RequestMapping;
 import org.springframework.web.bind.annotation.RestController;
 
+import javax.servlet.http.HttpServletResponse;
 import java.time.LocalDate;
 
 @RestController
@@ -87,4 +88,15 @@ public class ReportController {
         log.info("销量排名数据统计：{}-{}", begin, end);
         return Result.success(reportService.getSalesTop10(begin,end));
     }
+
+    /**
+     * 数据导出
+     * @param response
+     */
+    @GetMapping("/export")
+    @ApiOperation("运营数据导出")
+    public void export(HttpServletResponse response) {
+        log.info("数据导出");
+        reportService.exportBusinessData(response);
+    }
 }

sky-server/src/main/java/com/sky/service/ReportService.java

@@ -5,6 +5,7 @@ import com.sky.vo.SalesTop10ReportVO;
 import com.sky.vo.TurnoverReportVO;
 import com.sky.vo.UserReportVO;
 
+import javax.servlet.http.HttpServletResponse;
 import java.time.LocalDate;
 
 public interface ReportService {
@@ -40,4 +41,10 @@ public interface ReportService {
      * @return
      */
     SalesTop10ReportVO getSalesTop10(LocalDate begin, LocalDate end);
+
+    /**
+     * 导出营业额数据
+     * @param response
+     */
+    void exportBusinessData(HttpServletResponse response);
 }

sky-server/src/main/java/com/sky/service/impl/ReportServiceImpl.java

@@ -6,15 +6,20 @@ import com.sky.mapper.OrderMapper;
 import com.sky.mapper.UserMapper;
 import com.sky.service.ReportService;
 import com.sky.service.UserService;
-import com.sky.vo.OrderReportVO;
+import com.sky.service.WorkspaceService;
-import com.sky.vo.SalesTop10ReportVO;
+import com.sky.vo.*;
-import com.sky.vo.TurnoverReportVO;
-import com.sky.vo.UserReportVO;
 import lombok.extern.slf4j.Slf4j;
 import org.apache.commons.lang3.StringUtils;
+import org.apache.poi.xssf.usermodel.XSSFRow;
+import org.apache.poi.xssf.usermodel.XSSFSheet;
+import org.apache.poi.xssf.usermodel.XSSFWorkbook;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.stereotype.Service;
 
+import javax.servlet.ServletOutputStream;
+import javax.servlet.http.HttpServletResponse;
+import java.io.IOException;
+import java.io.InputStream;
 import java.time.LocalDate;
 import java.time.LocalDateTime;
 import java.time.LocalTime;
@@ -31,9 +36,9 @@ public class ReportServiceImpl implements ReportService {
     @Autowired
     private OrderMapper orderMapper;
     @Autowired
-    private UserService userService;
-    @Autowired
     private UserMapper userMapper;
+    @Autowired
+    private WorkspaceService workspaceService;
 
     /**
      * 获取营业额统计数据
@@ -201,6 +206,60 @@ public class ReportServiceImpl implements ReportService {
                 .build();
     }
 
+    /**
+     * 导出30天营业数据
+     * @param response
+     */
+    public void exportBusinessData(HttpServletResponse response) {
+        LocalDate begin = LocalDate.now().minusDays(30);
+        LocalDate end = LocalDate.now().minusDays(1);
+
+        //查询概览运营数据，提供给Excel模板文件
+        BusinessDataVO businessData = workspaceService.getBusinessData(
+                LocalDateTime.of(begin,LocalTime.MIN), LocalDateTime.of(end, LocalTime.MAX));
+
+        InputStream inputStream = this.getClass().getClassLoader().getResourceAsStream("template/运营数据报表模板.xlsx");
+        try {
+            //基于提供好的模板文件创建一个新的Excel表格对象
+            XSSFWorkbook excel = new XSSFWorkbook(inputStream);
+            //获得Excel文件中的一个Sheet页
+            XSSFSheet sheet = excel.getSheet("Sheet1");
+
+            sheet.getRow(1).getCell(1).setCellValue(begin + "至" + end);
+            //获得第4行
+            XSSFRow row = sheet.getRow(3);
+            //获取单元格
+            row.getCell(2).setCellValue(businessData.getTurnover());
+            row.getCell(4).setCellValue(businessData.getOrderCompletionRate());
+            row.getCell(6).setCellValue(businessData.getNewUsers());
+            row = sheet.getRow(4);
+            row.getCell(2).setCellValue(businessData.getValidOrderCount());
+            row.getCell(4).setCellValue(businessData.getUnitPrice());
+            for (int i = 0; i < 30; i++) {
+                LocalDate date = begin.plusDays(i);
+                //准备明细数据
+                businessData = workspaceService.getBusinessData(LocalDateTime.of(date,LocalTime.MIN), LocalDateTime.of(date, LocalTime.MAX));
+                row = sheet.getRow(7 + i);
+                row.getCell(1).setCellValue(date.toString());
+                row.getCell(2).setCellValue(businessData.getTurnover());
+                row.getCell(3).setCellValue(businessData.getValidOrderCount());
+                row.getCell(4).setCellValue(businessData.getOrderCompletionRate());
+                row.getCell(5).setCellValue(businessData.getUnitPrice());
+                row.getCell(6).setCellValue(businessData.getNewUsers());
+            }
+            //通过输出流将文件下载到客户端浏览器中
+            ServletOutputStream out = response.getOutputStream();
+            excel.write(out);
+            //关闭资源
+            out.flush();
+            out.close();
+            excel.close();
+
+        }catch (IOException e){
+            e.printStackTrace();
+        }
+    }
+
     /**
      * 根据时间区间统计指定状态的订单数量
      *

sky-server/src/main/java/com/sky/service/impl/WorkspaceServiceImpl.java

@@ -14,6 +14,7 @@ import com.sky.vo.SetmealOverViewVO;
 import lombok.extern.slf4j.Slf4j;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.stereotype.Service;
+
 import java.time.LocalDateTime;
 import java.time.LocalTime;
 import java.util.HashMap;
@@ -34,6 +35,7 @@ public class WorkspaceServiceImpl implements WorkspaceService {
 
     /**
      * 根据时间段统计营业数据
+     *
      * @param begin
      * @param end
      * @return
@@ -48,8 +50,8 @@ public class WorkspaceServiceImpl implements WorkspaceService {
          */
 
         Map map = new HashMap();
-        map.put("begin",begin);
+        map.put("begin", begin);
-        map.put("end",end);
+        map.put("end", end);
 
         //查询总订单数
         Integer totalOrderCount = orderMapper.countByMap(map);
@@ -57,7 +59,7 @@ public class WorkspaceServiceImpl implements WorkspaceService {
         map.put("status", Orders.COMPLETED);
         //营业额
         Double turnover = orderMapper.sumByMap(map);
-        turnover = turnover == null? 0.0 : turnover;
+        turnover = turnover == null ? 0.0 : turnover;
 
         //有效订单数
         Integer validOrderCount = orderMapper.countByMap(map);
@@ -65,7 +67,7 @@ public class WorkspaceServiceImpl implements WorkspaceService {
         Double unitPrice = 0.0;
 
         Double orderCompletionRate = 0.0;
-        if(totalOrderCount != 0 && validOrderCount != 0){
+        if (totalOrderCount != 0 && validOrderCount != 0) {
             //订单完成率
             orderCompletionRate = validOrderCount.doubleValue() / totalOrderCount;
             //平均客单价