首页上半，

src/main/java/com/chaozhanggui/system/cashierservice/auth/LoginFilter.java

@@ -37,6 +37,8 @@ public class LoginFilter implements Filter {
             "css/**",
             "js/**",
             "cashierService/phoneValidateCode",//验证码
+            "cashierService/home/homePageUp",//首页上半
+            "cashierService/home",//首页
             "cashierService/login/**"//登录部分接口不校验
     );
 

src/main/java/com/chaozhanggui/system/cashierservice/controller/HomeController.java

@@ -0,0 +1,31 @@
+package com.chaozhanggui.system.cashierservice.controller;
+
+
+import com.chaozhanggui.system.cashierservice.entity.dto.HomeDto;
+import com.chaozhanggui.system.cashierservice.service.HomePageService;
+import com.chaozhanggui.system.cashierservice.sign.Result;
+import lombok.RequiredArgsConstructor;
+import org.springframework.web.bind.annotation.*;
+
+import javax.annotation.Resource;
+
+/**
+ * @author lyf
+ */
+@RestController
+@RequestMapping("/home")
+@RequiredArgsConstructor
+public class HomeController {
+
+    @Resource
+    private HomePageService homePageService;
+
+    @PostMapping
+    public Result homePage(@RequestBody HomeDto homeDto){
+        return homePageService.homePage(homeDto);
+    }
+    @PostMapping("/homePageUp")
+    public Result homePageUp(@RequestHeader("environment") String environment){
+        return homePageService.homePageUp(environment);
+    }
+}

src/main/java/com/chaozhanggui/system/cashierservice/dao/TbPlatformDictMapper.java

@@ -0,0 +1,85 @@
+package com.chaozhanggui.system.cashierservice.dao;
+
+
+import com.chaozhanggui.system.cashierservice.entity.TbPlatformDict;
+import org.apache.ibatis.annotations.Param;
+import org.springframework.data.domain.Pageable;
+import java.util.List;
+
+/**
+ * (TbPlatformDict)表数据库访问层
+ *
+ * @author lyf
+ * @since 2024-04-01 14:38:09
+ */
+public interface TbPlatformDictMapper {
+
+    /**
+     * 通过ID查询单条数据
+     *
+     * @param id 主键
+     * @return 实例对象
+     */
+    TbPlatformDict queryById(Integer id);
+
+    /**
+     * 查询指定行数据
+     *
+     * @param tbPlatformDict 查询条件
+     * @param pageable         分页对象
+     * @return 对象列表
+     */
+    List<TbPlatformDict> queryAllByLimit(TbPlatformDict tbPlatformDict, @Param("pageable") Pageable pageable);
+
+    List<TbPlatformDict> queryAllByType(@Param("type") String type,@Param("environment") String environment);
+    /**
+     * 统计总行数
+     *
+     * @param tbPlatformDict 查询条件
+     * @return 总行数
+     */
+    long count(TbPlatformDict tbPlatformDict);
+
+    /**
+     * 新增数据
+     *
+     * @param tbPlatformDict 实例对象
+     * @return 影响行数
+     */
+    int insert(TbPlatformDict tbPlatformDict);
+
+    /**
+     * 批量新增数据（MyBatis原生foreach方法）
+     *
+     * @param entities List<TbPlatformDict> 实例对象列表
+     * @return 影响行数
+     */
+    int insertBatch(@Param("entities") List<TbPlatformDict> entities);
+
+    /**
+     * 批量新增或按主键更新数据（MyBatis原生foreach方法）
+     *
+     * @param entities List<TbPlatformDict> 实例对象列表
+     * @return 影响行数
+     * @throws org.springframework.jdbc.BadSqlGrammarException 入参是空List的时候会抛SQL语句错误的异常，请自行校验入参
+     */
+    int insertOrUpdateBatch(@Param("entities") List<TbPlatformDict> entities);
+
+    /**
+     * 修改数据
+     *
+     * @param tbPlatformDict 实例对象
+     * @return 影响行数
+     */
+    int update(TbPlatformDict tbPlatformDict);
+
+    /**
+     * 通过主键删除数据
+     *
+     * @param id 主键
+     * @return 影响行数
+     */
+    int deleteById(Integer id);
+
+}
+

src/main/java/com/chaozhanggui/system/cashierservice/dao/TbProductSkuMapper.java

@@ -31,4 +31,6 @@ public interface TbProductSkuMapper {
     void updateAddStockById(@Param("skuId") String skuId, @Param("num") Integer num);
 
     List<TbProductSku> selectAll();
+
+    List<TbProductSku> selectDownSku(@Param("list") List<Integer> productId);
 }

src/main/java/com/chaozhanggui/system/cashierservice/dao/TbShopInfoMapper.java

@@ -1,9 +1,14 @@
 package com.chaozhanggui.system.cashierservice.dao;
 
 import com.chaozhanggui.system.cashierservice.entity.TbShopInfo;
+import com.chaozhanggui.system.cashierservice.entity.vo.HomeVO;
+import com.chaozhanggui.system.cashierservice.entity.vo.UserDutyVo;
 import org.apache.ibatis.annotations.Mapper;
+import org.apache.ibatis.annotations.Param;
 import org.springframework.stereotype.Component;
 
+import java.util.List;
+
 @Component
 @Mapper
 public interface TbShopInfoMapper {
@@ -24,4 +29,8 @@ public interface TbShopInfoMapper {
     TbShopInfo selectByQrCode(String qrcode);
 
     TbShopInfo selectByPhone(String phone);
+
+    List<HomeVO> selectShopInfo(@Param("page")Integer page, @Param("size")Integer size);
+
+    List<UserDutyVo> searchUserDutyDetail(@Param("list") List<Integer> productId);
 }

src/main/java/com/chaozhanggui/system/cashierservice/entity/TbPlatformDict.java

@@ -0,0 +1,194 @@
+package com.chaozhanggui.system.cashierservice.entity;
+
+import java.io.Serializable;
+
+/**
+ * (TbPlatformDict)实体类
+ *
+ * @author lyf
+ * @since 2024-04-01 14:42:50
+ */
+public class TbPlatformDict implements Serializable {
+    private static final long serialVersionUID = -34581903392247717L;
+    
+    private Integer id;
+    /**
+     * 描述 同类型下 name唯一
+     */
+    private String name;
+    /**
+     * homeDistrict--金刚区（首页） carousel--轮播图  tag--标签
+     */
+    private String type;
+    /**
+     * 封面图
+     */
+    private String coverImg;
+    /**
+     * 分享图
+     */
+    private String shareImg;
+    /**
+     * 视频URL地址
+     */
+    private String video;
+    /**
+     * 视频封面图
+     */
+    private String videoCoverImg;
+    /**
+     * 相对跳转地址
+     */
+    private String relUrl;
+    /**
+     * 绝对跳转地址
+     */
+    private String absUrl;
+    /**
+     * 创建时间
+     */
+    private Long createdAt;
+    /**
+     * 更新时间
+     */
+    private Long updatedAt;
+    /**
+     * 收银端展示 0:不展示 1:展示
+     */
+    private Integer isShowCash;
+    /**
+     * 小程序端展示 0:不展示 1:展示
+     */
+    private Integer isShowMall;
+    /**
+     * APP端展示 0:不展示 1:展示
+     */
+    private Integer isShowApp;
+    /**
+     * 排序
+     */
+    private Integer sort;
+
+
+    public Integer getId() {
+        return id;
+    }
+
+    public void setId(Integer id) {
+        this.id = id;
+    }
+
+    public String getName() {
+        return name;
+    }
+
+    public void setName(String name) {
+        this.name = name;
+    }
+
+    public String getType() {
+        return type;
+    }
+
+    public void setType(String type) {
+        this.type = type;
+    }
+
+    public String getCoverImg() {
+        return coverImg;
+    }
+
+    public void setCoverImg(String coverImg) {
+        this.coverImg = coverImg;
+    }
+
+    public String getShareImg() {
+        return shareImg;
+    }
+
+    public void setShareImg(String shareImg) {
+        this.shareImg = shareImg;
+    }
+
+    public String getVideo() {
+        return video;
+    }
+
+    public void setVideo(String video) {
+        this.video = video;
+    }
+
+    public String getVideoCoverImg() {
+        return videoCoverImg;
+    }
+
+    public void setVideoCoverImg(String videoCoverImg) {
+        this.videoCoverImg = videoCoverImg;
+    }
+
+    public String getRelUrl() {
+        return relUrl;
+    }
+
+    public void setRelUrl(String relUrl) {
+        this.relUrl = relUrl;
+    }
+
+    public String getAbsUrl() {
+        return absUrl;
+    }
+
+    public void setAbsUrl(String absUrl) {
+        this.absUrl = absUrl;
+    }
+
+    public Long getCreatedAt() {
+        return createdAt;
+    }
+
+    public void setCreatedAt(Long createdAt) {
+        this.createdAt = createdAt;
+    }
+
+    public Long getUpdatedAt() {
+        return updatedAt;
+    }
+
+    public void setUpdatedAt(Long updatedAt) {
+        this.updatedAt = updatedAt;
+    }
+
+    public Integer getIsShowCash() {
+        return isShowCash;
+    }
+
+    public void setIsShowCash(Integer isShowCash) {
+        this.isShowCash = isShowCash;
+    }
+
+    public Integer getIsShowMall() {
+        return isShowMall;
+    }
+
+    public void setIsShowMall(Integer isShowMall) {
+        this.isShowMall = isShowMall;
+    }
+
+    public Integer getIsShowApp() {
+        return isShowApp;
+    }
+
+    public void setIsShowApp(Integer isShowApp) {
+        this.isShowApp = isShowApp;
+    }
+
+    public Integer getSort() {
+        return sort;
+    }
+
+    public void setSort(Integer sort) {
+        this.sort = sort;
+    }
+
+}
+

src/main/java/com/chaozhanggui/system/cashierservice/entity/dto/HomeDto.java

@@ -0,0 +1,76 @@
+package com.chaozhanggui.system.cashierservice.entity.dto;
+
+/**
+ * @author 12847
+ */
+public class HomeDto {
+    /**
+     * 地址
+     */
+    private String address;
+    /**
+     * 品类
+     */
+    private String type;
+
+    /**
+     * 1.理我最近 2.销量优先 3.价格优先
+     */
+    private Integer orderBy;
+    /**
+     * 附近1KM 1  0
+     */
+    private Integer distance;
+
+    private Integer page;
+
+    private Integer size;
+
+    public String getAddress() {
+        return address;
+    }
+
+    public void setAddress(String address) {
+        this.address = address;
+    }
+
+    public String getType() {
+        return type;
+    }
+
+    public void setType(String type) {
+        this.type = type;
+    }
+
+    public Integer getOrderBy() {
+        return orderBy;
+    }
+
+    public void setOrderBy(Integer orderBy) {
+        this.orderBy = orderBy;
+    }
+
+    public Integer getDistance() {
+        return distance;
+    }
+
+    public void setDistance(Integer distance) {
+        this.distance = distance;
+    }
+
+    public Integer getPage() {
+        return page;
+    }
+
+    public void setPage(Integer page) {
+        this.page = page;
+    }
+
+    public Integer getSize() {
+        return size;
+    }
+
+    public void setSize(Integer size) {
+        this.size = size;
+    }
+}

src/main/java/com/chaozhanggui/system/cashierservice/entity/vo/DistrictVO.java

@@ -0,0 +1,19 @@
+package com.chaozhanggui.system.cashierservice.entity.vo;
+
+/**
+ * @author lyf
+ */
+public class DistrictVO {
+    /**
+     * 图片
+     */
+    private String icon;
+    /**
+     * 菜单名
+     */
+    private String name;
+    /**
+     * 跳转地址
+     */
+    private String relUrl;
+}

src/main/java/com/chaozhanggui/system/cashierservice/entity/vo/HomeUpVO.java

@@ -0,0 +1,22 @@
+package com.chaozhanggui.system.cashierservice.entity.vo;
+
+import com.chaozhanggui.system.cashierservice.entity.TbPlatformDict;
+import lombok.Data;
+
+import java.util.List;
+
+/**
+ * @author lyf
+ */
+@Data
+public class HomeUpVO {
+    /**
+     * 轮播图
+     */
+    List<TbPlatformDict> carousel;
+    /**
+     * 金刚区
+     */
+    List<TbPlatformDict> district;
+
+}

src/main/java/com/chaozhanggui/system/cashierservice/entity/vo/HomeVO.java

@@ -0,0 +1,128 @@
+package com.chaozhanggui.system.cashierservice.entity.vo;
+
+import java.math.BigDecimal;
+
+/**
+ * @author lyf
+ */
+public class HomeVO {
+    /**
+     * 店铺名称
+     */
+    private String shopName;
+    /**
+     * 距离
+     */
+    private String distance;
+    /**
+     * 商品名称
+     */
+    private String productName;
+    /**
+     * 商品图片
+     */
+    private String image;
+    /**
+     * 原价
+     */
+    private BigDecimal originPrice;
+    /**
+     * 现价
+     */
+    private BigDecimal salePrice;
+    /**
+     * 折扣
+     */
+    private BigDecimal discount;
+    /**
+     * 共省金额
+     */
+    private BigDecimal save;
+
+    /**
+     * 销量
+     */
+    private BigDecimal realSalesNumber;
+
+    private Integer productId;
+
+    public Integer getProductId() {
+        return productId;
+    }
+
+    public void setProductId(Integer productId) {
+        this.productId = productId;
+    }
+
+    public String getShopName() {
+        return shopName;
+    }
+
+    public void setShopName(String shopName) {
+        this.shopName = shopName;
+    }
+
+    public String getDistance() {
+        return distance;
+    }
+
+    public void setDistance(String distance) {
+        this.distance = distance;
+    }
+
+    public String getProductName() {
+        return productName;
+    }
+
+    public void setProductName(String productName) {
+        this.productName = productName;
+    }
+
+    public String getImage() {
+        return image;
+    }
+
+    public void setImage(String image) {
+        this.image = image;
+    }
+
+    public BigDecimal getOriginPrice() {
+        return originPrice;
+    }
+
+    public void setOriginPrice(BigDecimal originPrice) {
+        this.originPrice = originPrice;
+    }
+
+    public BigDecimal getSalePrice() {
+        return salePrice;
+    }
+
+    public void setSalePrice(BigDecimal salePrice) {
+        this.salePrice = salePrice;
+    }
+
+    public BigDecimal getDiscount() {
+        return discount;
+    }
+
+    public void setDiscount(BigDecimal discount) {
+        this.discount = discount;
+    }
+
+    public BigDecimal getSave() {
+        return save;
+    }
+
+    public void setSave(BigDecimal save) {
+        this.save = save;
+    }
+
+    public BigDecimal getRealSalesNumber() {
+        return realSalesNumber;
+    }
+
+    public void setRealSalesNumber(BigDecimal realSalesNumber) {
+        this.realSalesNumber = realSalesNumber;
+    }
+}

src/main/java/com/chaozhanggui/system/cashierservice/entity/vo/UserDutyVo.java

@@ -0,0 +1,29 @@
+package com.chaozhanggui.system.cashierservice.entity.vo;
+
+import java.math.BigDecimal;
+
+/**
+ * @author lyf
+ */
+public class UserDutyVo {
+
+    private BigDecimal number;
+
+    private Integer productId;
+
+    public BigDecimal getNumber() {
+        return number;
+    }
+
+    public void setNumber(BigDecimal number) {
+        this.number = number;
+    }
+
+    public Integer getProductId() {
+        return productId;
+    }
+
+    public void setProductId(Integer productId) {
+        this.productId = productId;
+    }
+}

src/main/java/com/chaozhanggui/system/cashierservice/entity/vo/carouselVO.java

@@ -0,0 +1,16 @@
+package com.chaozhanggui.system.cashierservice.entity.vo;
+
+/**
+ * 轮播图
+ * @author lyf
+ */
+public class carouselVO {
+    /**
+     * 封面图
+     */
+    private String coverImg;
+    /**
+     * 跳转地址
+     */
+    private String relUrl;
+}

src/main/java/com/chaozhanggui/system/cashierservice/service/HomePageService.java

@@ -0,0 +1,93 @@
+package com.chaozhanggui.system.cashierservice.service;
+
+import com.chaozhanggui.system.cashierservice.dao.TbPlatformDictMapper;
+import com.chaozhanggui.system.cashierservice.dao.TbProductSkuMapper;
+import com.chaozhanggui.system.cashierservice.dao.TbShopInfoMapper;
+import com.chaozhanggui.system.cashierservice.entity.TbPlatformDict;
+import com.chaozhanggui.system.cashierservice.entity.TbProductSku;
+import com.chaozhanggui.system.cashierservice.entity.dto.HomeDto;
+import com.chaozhanggui.system.cashierservice.entity.vo.HomeUpVO;
+import com.chaozhanggui.system.cashierservice.entity.vo.HomeVO;
+import com.chaozhanggui.system.cashierservice.entity.vo.UserDutyVo;
+import com.chaozhanggui.system.cashierservice.sign.CodeEnum;
+import com.chaozhanggui.system.cashierservice.sign.Result;
+import lombok.extern.slf4j.Slf4j;
+import org.springframework.stereotype.Service;
+
+import javax.annotation.Resource;
+import java.math.BigDecimal;
+import java.math.RoundingMode;
+import java.util.ArrayList;
+import java.util.List;
+
+/**
+ * @author lyf
+ */
+@Service
+@Slf4j
+public class HomePageService {
+    @Resource
+    private TbShopInfoMapper shopInfoMapper;
+    @Resource
+    private TbProductSkuMapper productSkuMapper;
+    @Resource
+    private TbPlatformDictMapper platformDictMapper;
+
+
+    public Result homePage(HomeDto homeDto){
+        int beginNo;
+        if(homeDto.getPage() <=0){
+            beginNo = 0;
+        }else{
+            beginNo = (homeDto.getPage() - 1) * homeDto.getSize();
+        }
+        List<HomeVO> homeVO = shopInfoMapper.selectShopInfo(beginNo,homeDto.getSize());
+        List<Integer> objects = new ArrayList<>();
+        for (HomeVO o :homeVO) {
+            objects.add(o.getProductId());
+        }
+        //原价现价
+        List<TbProductSku> tbProductSkus = productSkuMapper.selectDownSku(objects);
+        //销量
+        List<UserDutyVo> userDutyVos = shopInfoMapper.searchUserDutyDetail(objects);
+        //组装数据
+        for (HomeVO o :homeVO) {
+            for (TbProductSku sku :tbProductSkus) {
+                if (o.getProductId().toString().equals(sku.getProductId())){
+                    o.setOriginPrice(sku.getOriginPrice() == null?BigDecimal.ZERO:sku.getOriginPrice());
+                    o.setSalePrice(sku.getSalePrice() == null?BigDecimal.ZERO:sku.getSalePrice());
+                }
+            }
+            if (userDutyVos == null){
+                o.setRealSalesNumber(BigDecimal.ZERO);
+            }else {
+                for (UserDutyVo duty : userDutyVos) {
+                    if (o.getProductId().equals(duty.getProductId())) {
+                        o.setRealSalesNumber(duty.getNumber());
+                    }else {
+                        o.setRealSalesNumber(BigDecimal.ZERO);
+                    }
+                }
+            }
+            //共省金额
+            o.setSave(o.getOriginPrice().subtract(o.getSalePrice()));
+            if (o.getOriginPrice().compareTo(BigDecimal.ZERO) == 0){
+                o.setDiscount(null);
+            }else {
+                o.setDiscount(o.getSalePrice().divide(o.getOriginPrice(), 2, RoundingMode.DOWN).multiply(new BigDecimal("10")));
+            }
+        }
+        return Result.success(CodeEnum.SUCCESS,homeVO);
+    }
+
+    public Result homePageUp(String environment){
+        HomeUpVO homeUpVO = new HomeUpVO();
+        //轮播图
+        List<TbPlatformDict> carouselList = platformDictMapper.queryAllByType("carousel",environment);
+        homeUpVO.setCarousel(carouselList);
+        //金刚区
+        List<TbPlatformDict> districtList = platformDictMapper.queryAllByType("homeDistrict",environment);
+        homeUpVO.setDistrict(districtList);
+        return Result.success(CodeEnum.SUCCESS,homeUpVO);
+    }
+}