From 780e980315a60f12a4f4324fb1321fc72033dd01 Mon Sep 17 00:00:00 2001 From: together <3372184547@qq.com> Date: Wed, 18 Jun 2025 21:55:20 +0800 Subject: [PATCH 1/2] test --- .../java/org/example/cgpro/CGproApplication.java | 13 +++++++++++++ src/main/resources/application.properties | 1 + .../org/example/cgpro/CGproApplicationTests.java | 13 +++++++++++++ 3 files changed, 27 insertions(+) create mode 100644 src/main/java/org/example/cgpro/CGproApplication.java create mode 100644 src/main/resources/application.properties create mode 100644 src/test/java/org/example/cgpro/CGproApplicationTests.java diff --git a/src/main/java/org/example/cgpro/CGproApplication.java b/src/main/java/org/example/cgpro/CGproApplication.java new file mode 100644 index 0000000..4eed4ec --- /dev/null +++ b/src/main/java/org/example/cgpro/CGproApplication.java @@ -0,0 +1,13 @@ +package org.example.cgpro; + +import org.springframework.boot.SpringApplication; +import org.springframework.boot.autoconfigure.SpringBootApplication; + +@SpringBootApplication +public class CGproApplication { + + public static void main(String[] args) { + SpringApplication.run(CGproApplication.class, args); + } + +} diff --git a/src/main/resources/application.properties b/src/main/resources/application.properties new file mode 100644 index 0000000..f7d6d74 --- /dev/null +++ b/src/main/resources/application.properties @@ -0,0 +1 @@ +spring.application.name=CGpro diff --git a/src/test/java/org/example/cgpro/CGproApplicationTests.java b/src/test/java/org/example/cgpro/CGproApplicationTests.java new file mode 100644 index 0000000..7ceee7f --- /dev/null +++ b/src/test/java/org/example/cgpro/CGproApplicationTests.java @@ -0,0 +1,13 @@ +package org.example.cgpro; + +import org.junit.jupiter.api.Test; +import org.springframework.boot.test.context.SpringBootTest; + +@SpringBootTest +class CGproApplicationTests { + + @Test + void contextLoads() { + } + +} From 38a5db721d28bbed3030900d0fef9776178a7bf9 Mon Sep 17 00:00:00 2001 From: together <3372184547@qq.com> Date: Thu, 19 Jun 2025 18:04:24 +0800 Subject: [PATCH 2/2] =?UTF-8?q?=E5=8A=A0=E4=BA=86=E4=B8=80=E4=B8=AA?= =?UTF-8?q?=E7=BB=9F=E8=AE=A1=E4=B8=83=E5=A4=A9=E7=94=A8=E6=88=B7=E9=87=8F?= =?UTF-8?q?=E5=8A=9F=E8=83=BD=EF=BC=8C=E5=AF=BC=E5=87=BA=E8=8F=9C=E5=93=81?= =?UTF-8?q?=E4=BF=A1=E6=81=AF=E4=B8=BAexcel=E6=96=87=E6=A1=A3?= MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit --- pom.xml | 13 ++++ .../Controller/admin/AccountController.java | 23 ++++++ .../Controller/admin/DishController.java | 70 +++++++++++++++++++ .../javatest/Mapper/admin/AccountMapper.java | 6 ++ src/main/resources/application.properties | 1 - 5 files changed, 112 insertions(+), 1 deletion(-) delete mode 100644 src/main/resources/application.properties diff --git a/pom.xml b/pom.xml index e94c26f..21a0290 100644 --- a/pom.xml +++ b/pom.xml @@ -110,6 +110,19 @@ org.springframework.boot spring-boot-starter-webflux + + + + + org.apache.poi + poi-ooxml + 5.2.3 + + + org.apache.poi + poi + 5.2.3 + diff --git a/src/main/java/com/example/javatest/Controller/admin/AccountController.java b/src/main/java/com/example/javatest/Controller/admin/AccountController.java index 9178a92..d5797cc 100644 --- a/src/main/java/com/example/javatest/Controller/admin/AccountController.java +++ b/src/main/java/com/example/javatest/Controller/admin/AccountController.java @@ -1,16 +1,21 @@ package com.example.javatest.Controller.admin; import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper; +import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper; import com.baomidou.mybatisplus.extension.plugins.pagination.Page; import com.example.javatest.Entity.admin.Account; import com.example.javatest.Mapper.admin.AccountMapper; import com.example.javatest.common.Result; import org.springframework.beans.factory.annotation.Autowired; +import org.springframework.http.ResponseEntity; import org.springframework.transaction.annotation.Transactional; import org.springframework.web.bind.annotation.*; +import java.text.SimpleDateFormat; +import java.time.LocalDate; import java.time.LocalDateTime; +import java.util.*; @RestController @RequestMapping("/admin/accounts") @@ -179,4 +184,22 @@ public class AccountController { Page resultPage = accountMapper.selectPage(page, queryWrapper); return Result.success(resultPage); } + + @GetMapping("/statistics/cumulative-users-by-loop") + public Map getCumulativeUserCountByLoop() { + List dates = new ArrayList<>(); + List userCounts = new ArrayList<>(); + LocalDate today = LocalDate.now(); + for (int i = 0; i < 7; i++) { + LocalDate queryDate = today.minusDays(i); + LocalDateTime endOfDay = queryDate.plusDays(1).atStartOfDay(); + Long totalCount = accountMapper.countTotalUpTo(endOfDay); + dates.add(queryDate.toString()); + userCounts.add(totalCount); + } + return Map.of( + "dates", dates, + "userCounts", userCounts + ); + } } \ No newline at end of file diff --git a/src/main/java/com/example/javatest/Controller/admin/DishController.java b/src/main/java/com/example/javatest/Controller/admin/DishController.java index 2881f76..6efeb52 100644 --- a/src/main/java/com/example/javatest/Controller/admin/DishController.java +++ b/src/main/java/com/example/javatest/Controller/admin/DishController.java @@ -7,10 +7,19 @@ import com.baomidou.mybatisplus.extension.plugins.pagination.Page; import com.example.javatest.Entity.admin.Dish; import com.example.javatest.Mapper.admin.DishMapper; +import org.apache.poi.ss.usermodel.Cell; +import org.apache.poi.ss.usermodel.Row; +import org.apache.poi.ss.usermodel.Sheet; +import org.apache.poi.ss.usermodel.Workbook; +import org.apache.poi.xssf.usermodel.XSSFWorkbook; import org.springframework.beans.factory.annotation.Autowired; import org.springframework.beans.factory.annotation.Qualifier; +import org.springframework.http.HttpHeaders; +import org.springframework.http.MediaType; +import org.springframework.http.ResponseEntity; import org.springframework.web.bind.annotation.*; +import java.io.ByteArrayOutputStream; import java.time.LocalDateTime; import java.util.List; @@ -120,4 +129,65 @@ public class DishController { return dishMapper.selectList(new LambdaQueryWrapper() .orderByDesc(Dish::getCreatedAt)); } + + /** + * 导出当前分类的菜品数据到Excel + * @param category 分类名称 + * @return Excel文件响应 + */ + @GetMapping("/export/{category}") + public ResponseEntity exportDishesToExcel(@PathVariable String category) { + // 查询当前分类的所有菜品 + List dishes = dishMapper.selectList( + new LambdaQueryWrapper() + .eq(Dish::getCategory, category) + ); + + try (Workbook workbook = new XSSFWorkbook()) { + Sheet sheet = workbook.createSheet("菜品数据"); + + // 创建表头 + String[] headers = {"菜品ID", "菜品名称", "分类", "价格", "库存", "状态", "描述", "累计销售", "标签"}; + Row headerRow = sheet.createRow(0); + for (int i = 0; i < headers.length; i++) { + Cell cell = headerRow.createCell(i); + cell.setCellValue(headers[i]); + } + + // 填充数据 + int rowNum = 1; + for (Dish dish : dishes) { + Row row = sheet.createRow(rowNum++); + row.createCell(0).setCellValue(dish.getDishId()); + row.createCell(1).setCellValue(dish.getDishName()); + row.createCell(2).setCellValue(dish.getCategory()); + row.createCell(3).setCellValue(dish.getPrice().doubleValue()); + row.createCell(4).setCellValue(dish.getStock()); + row.createCell(5).setCellValue(dish.getStatus()); + row.createCell(6).setCellValue(dish.getDescription()); + row.createCell(7).setCellValue(dish.getSales()); + row.createCell(8).setCellValue(dish.getTag()); + } + + // 自动调整列宽 + for (int i = 0; i < headers.length; i++) { + sheet.autoSizeColumn(i); + } + + // 写入字节数组 + ByteArrayOutputStream outputStream = new ByteArrayOutputStream(); + workbook.write(outputStream); + + // 设置响应头 + HttpHeaders responseHeaders = new HttpHeaders(); + responseHeaders.setContentType(MediaType.APPLICATION_OCTET_STREAM); + responseHeaders.setContentDispositionFormData("attachment", "菜品数据_" + category + ".xlsx"); + + return ResponseEntity.ok() + .headers(responseHeaders) + .body(outputStream.toByteArray()); + } catch (Exception e) { + throw new RuntimeException("导出Excel失败: " + e.getMessage()); + } + } } \ No newline at end of file diff --git a/src/main/java/com/example/javatest/Mapper/admin/AccountMapper.java b/src/main/java/com/example/javatest/Mapper/admin/AccountMapper.java index c42229f..99598c7 100644 --- a/src/main/java/com/example/javatest/Mapper/admin/AccountMapper.java +++ b/src/main/java/com/example/javatest/Mapper/admin/AccountMapper.java @@ -3,7 +3,13 @@ package com.example.javatest.Mapper.admin; import com.baomidou.mybatisplus.core.mapper.BaseMapper; import com.example.javatest.Entity.admin.Account; import org.apache.ibatis.annotations.Mapper; +import org.apache.ibatis.annotations.Param; +import org.apache.ibatis.annotations.Select; + +import java.time.LocalDateTime; @Mapper public interface AccountMapper extends BaseMapper { + @Select("SELECT COUNT(account_id) FROM account WHERE is_deleted = 0 AND created_at < #{endOfDay}") + Long countTotalUpTo(@Param("endOfDay") LocalDateTime endOfDay); } \ No newline at end of file diff --git a/src/main/resources/application.properties b/src/main/resources/application.properties deleted file mode 100644 index f7d6d74..0000000 --- a/src/main/resources/application.properties +++ /dev/null @@ -1 +0,0 @@ -spring.application.name=CGpro