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商品导出

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This commit is contained in:
gong
2026-01-29 09:42:50 +08:00
parent 66d3c8ad0b
commit 2d15315b79
6 changed files with 354 additions and 33 deletions
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173
cash-common/cash-common-service/src/main/java/com/czg/product/dto/ProductExportDTO.java Normal file
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@@ -0,0 +1,173 @@
package com.czg.product.dto;
import com.alibaba.excel.annotation.ExcelIgnore;
import com.alibaba.excel.annotation.ExcelProperty;
import lombok.Data;
import java.math.BigDecimal;
import java.time.LocalTime;
import java.util.ArrayList;
import java.util.List;
/**
* 商品导出
* @author yjjie
* @date 2026/1/28 14:30
*/
@Data
public class ProductExportDTO {
@Data
public static class ProductSkuExportDTO {
@ExcelProperty("条形码")
private String barCode;
@ExcelProperty("原价")
private BigDecimal originPrice;
@ExcelProperty("成本价")
private BigDecimal costPrice;
@ExcelProperty("会员价")
private BigDecimal memberPrice;
@ExcelProperty("售价")
private BigDecimal salePrice;
@ExcelProperty("起售数量")
private Integer suitNum;
@ExcelProperty("规格详情")
private String specInfo;
@ExcelProperty("是否上架")
private Integer isGrounding;
@ExcelProperty("规格名称")
private String name;
}
@Data
public static class ProductGroupExportDTO {
@ExcelProperty("套餐内商品总数")
private Integer count;
@ExcelProperty("套餐选几")
private Integer number;
@ExcelProperty("套餐名称")
private String title;
@ExcelProperty("套餐内商品列表")
private List<FoodExportDTO> goods = new ArrayList<>();
@Data
public static class FoodExportDTO {
@ExcelProperty("商品名称")
private String proName;
@ExcelProperty("规格名称")
private String skuName;
}
}
@ExcelProperty("商品名称")
private String name;
@ExcelProperty("商品分类名称")
private String categoryName;
@ExcelProperty("条码")
private String barCode;
@ExcelProperty("商品规格名称")
private String specFullName;
@ExcelProperty("售价")
private BigDecimal price;
@ExcelProperty("会员价")
private BigDecimal memberPrice;
@ExcelProperty("商品单位名称")
private String unitName;
/**
* 商品类型 single-单规格商品 sku-多规格商品 package-套餐商品 weight-称重商品 coupon-团购券
*/
@ExcelProperty("商品类型")
private String type;
/**
* 套餐类型 0 固定套餐 1可选套餐
*/
@ExcelIgnore
private Integer groupType;
@ExcelProperty("套餐类型")
private String groupTypeRemark;
/**
* 可用开始时间
*/
@ExcelProperty("可用开始时间")
private LocalTime startTime;
/**
* 可用结束时间
*/
@ExcelProperty("可用结束时间")
private LocalTime endTime;
/**
* 商品级库存数量
*/
@ExcelProperty("库存数量")
private Integer stockNumber;
/**
* 是否上架
*/
@ExcelIgnore
private Integer isSale;
@ExcelProperty("是否上架")
private String isSaleRemark;
@ExcelIgnore
private List<ProductSkuExportDTO> skuList;
@ExcelIgnore
private List<ProductGroupExportDTO> proGroupVo;
public String getType() {
return switch (type) {
case "single" -> "单规格商品";
case "sku" -> "多规格商品";
case "package" -> "套餐商品";
case "weight" -> "称重商品";
case "coupon" -> "团购券";
case null, default -> "未知类型";
};
}
public String getGroupTypeRemark() {
if (!"package".equals(type)) {
return "";
}
return switch (groupType) {
case 0 -> "固定套餐";
case 1 -> "可选套餐";
case null, default -> "未知类型";
};
}
public String getIsSaleRemark() {
return switch (isSale) {
case 0 -> "下架";
case 1 -> "上架";
case null, default -> "未知状态";
};
}
}

4
cash-common/cash-common-service/src/main/java/com/czg/product/service/ProductService.java
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@@ -1,13 +1,13 @@
package com.czg.product.service;
import com.czg.product.dto.ProductDTO;
import com.czg.product.dto.RelatedProductDTO;
import com.czg.product.entity.Product;
import com.czg.product.entity.ProductStockFlow;
import com.czg.product.param.*;
import com.czg.product.vo.ProductStatisticsVo;
import com.mybatisflex.core.paginate.Page;
import com.mybatisflex.core.service.IService;
import jakarta.servlet.http.HttpServletResponse;
import java.util.List;
@@ -34,6 +34,8 @@ public interface ProductService extends IService<Product> {
*/
List<ProductDTO> getProductList(ProductDTO param);
void exportProductList(ProductDTO param, HttpServletResponse response);
/**
* 从缓存里面获取商品列表
*

56
cash-common/cash-common-tools/src/main/java/com/czg/excel/ExcelExportUtil.java
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@@ -3,6 +3,8 @@ package com.czg.excel;
import com.alibaba.excel.EasyExcel;
import com.alibaba.excel.ExcelWriter;
import com.alibaba.excel.annotation.ExcelProperty;
import com.alibaba.excel.write.builder.ExcelWriterBuilder;
import com.alibaba.excel.write.handler.SheetWriteHandler;
import com.alibaba.excel.write.metadata.WriteSheet;
import com.alibaba.excel.write.metadata.style.WriteCellStyle;
import com.alibaba.excel.write.style.HorizontalCellStyleStrategy;
@@ -244,4 +246,58 @@ public class ExcelExportUtil {
}
return count;
}
/**
* 带合并单元格的商品导出到Response
*
* @param data 数据列表
* @param fileName 文件名
* @param response HttpServletResponse
* @param <T> 数据类型
*/
public static <T> void exportProductWithMergeToResponse(List<T> data, Class<T> clazz,
String fileName,
HttpServletResponse response, List<SheetWriteHandler> handlers) {
if (data == null) {
data = Collections.emptyList();
}
setResponseHeader(response, fileName, DEFAULT_CONFIG);
try (OutputStream outputStream = response.getOutputStream()) {
// 创建样式策略 - 设置表头和内容都居中
WriteCellStyle headStyle = new WriteCellStyle();
headStyle.setHorizontalAlignment(HorizontalAlignment.CENTER);
WriteCellStyle contentStyle = new WriteCellStyle();
contentStyle.setHorizontalAlignment(HorizontalAlignment.CENTER);
HorizontalCellStyleStrategy styleStrategy = new HorizontalCellStyleStrategy(headStyle, contentStyle);
// 创建写入器 - 必须指定clazz
ExcelWriterBuilder builder = EasyExcel.write(outputStream, clazz)
.autoCloseStream(true)
.registerConverter(new LocalTimeConverter())
.registerWriteHandler(styleStrategy);
if (handlers != null && !handlers.isEmpty()) {
for (SheetWriteHandler h : handlers) {
builder.registerWriteHandler(h);
}
}
ExcelWriter excelWriter = builder.build();
WriteSheet writeSheet = EasyExcel.writerSheet(DEFAULT_CONFIG.getDefaultSheetName()).build();
excelWriter.write(data, writeSheet);
excelWriter.finish();
log.info("带合并单元格的商品Excel导出成功，文件名：{}，数据量：{}", fileName, data.size());
} catch (IOException e) {
log.error("带合并单元格的商品Excel导出失败", e);
throw new CzgException("Excel导出失败", e);
}
}
}

47
cash-common/cash-common-tools/src/main/java/com/czg/excel/LocalTimeConverter.java Normal file
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@@ -0,0 +1,47 @@
package com.czg.excel;
import com.alibaba.excel.converters.Converter;
import com.alibaba.excel.enums.CellDataTypeEnum;
import com.alibaba.excel.metadata.GlobalConfiguration;
import com.alibaba.excel.metadata.data.ReadCellData;
import com.alibaba.excel.metadata.data.WriteCellData;
import com.alibaba.excel.metadata.property.ExcelContentProperty;
import java.time.LocalTime;
import java.time.format.DateTimeFormatter;
/**
* @author yjjie
* @date 2026/1/28 16:16
*/
public class LocalTimeConverter implements Converter<LocalTime> {
private static final DateTimeFormatter FORMATTER = DateTimeFormatter.ofPattern("HH:mm:ss");
@Override
public Class<LocalTime> supportJavaTypeKey() {
return LocalTime.class;
}
@Override
public CellDataTypeEnum supportExcelTypeKey() {
return CellDataTypeEnum.STRING;
}
@Override
public LocalTime convertToJavaData(ReadCellData<?> cellData, ExcelContentProperty contentProperty, GlobalConfiguration globalConfiguration) {
String stringValue = cellData.getStringValue();
if (stringValue == null || stringValue.trim().isEmpty()) {
return null;
}
return LocalTime.parse(stringValue, FORMATTER);
}
@Override
public WriteCellData<?> convertToExcelData(LocalTime value, ExcelContentProperty contentProperty, GlobalConfiguration globalConfiguration) {
if (value == null) {
return new WriteCellData<>("");
}
return new WriteCellData<>(value.format(FORMATTER));
}
}