购物车

zhongzheng-api/src/main/java/com/zhongzheng/controller/base/ShoppingCartController.java

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+package com.zhongzheng.controller.base;
+
+import java.util.List;
+import java.util.Arrays;
+
+import com.zhongzheng.common.utils.ServletUtils;
+import com.zhongzheng.modules.base.bo.ShoppingCartAddBo;
+import com.zhongzheng.modules.base.bo.ShoppingCartEditBo;
+import com.zhongzheng.modules.base.bo.ShoppingCartQueryBo;
+import com.zhongzheng.modules.base.service.IShoppingCartService;
+import com.zhongzheng.modules.base.vo.ShoppingCartVo;
+import com.zhongzheng.modules.user.entity.ClientLoginUser;
+import lombok.RequiredArgsConstructor;
+import org.springframework.security.access.prepost.PreAuthorize;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.PostMapping;
+import org.springframework.web.bind.annotation.PutMapping;
+import org.springframework.web.bind.annotation.DeleteMapping;
+import org.springframework.web.bind.annotation.PathVariable;
+import org.springframework.web.bind.annotation.RequestBody;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RestController;
+import com.zhongzheng.common.annotation.Log;
+import com.zhongzheng.common.core.controller.BaseController;
+import com.zhongzheng.common.core.domain.AjaxResult;
+import com.zhongzheng.common.enums.BusinessType;
+import com.zhongzheng.common.utils.poi.ExcelUtil;
+import com.zhongzheng.common.core.page.TableDataInfo;
+import io.swagger.annotations.Api;
+import io.swagger.annotations.ApiOperation;
+
+/**
+ * 购物车Controller
+ *
+ * @author hjl
+ * @date 2021-12-09
+ */
+@Api(value = "购物车控制器", tags = {"购物车管理"})
+@RequiredArgsConstructor(onConstructor_ = @Autowired)
+@RestController
+@RequestMapping("/base/cart")
+public class ShoppingCartController extends BaseController {
+
+    private final IShoppingCartService iShoppingCartService;
+
+    private final com.zhongzheng.framework.web.service.WxTokenService WxTokenService;
+
+    /**
+     * 查询购物车列表
+     */
+    @ApiOperation("查询购物车列表")
+    @GetMapping("/list")
+    public TableDataInfo<ShoppingCartVo> list(ShoppingCartQueryBo bo) {
+        ClientLoginUser loginUser = WxTokenService.getLoginUser(ServletUtils.getRequest());
+        bo.setUserId(loginUser.getUser().getUserId());
+        startPage();
+        List<ShoppingCartVo> list = iShoppingCartService.queryList(bo);
+        return getDataTable(list);
+    }
+
+    /**
+     * 导出购物车列表
+     */
+   /* @ApiOperation("导出购物车列表")
+    @PreAuthorize("@ss.hasPermi('system:cart:export')")
+    @Log(title = "购物车", businessType = BusinessType.EXPORT)
+    @GetMapping("/export")
+    public AjaxResult<ShoppingCartVo> export(ShoppingCartQueryBo bo) {
+        List<ShoppingCartVo> list = iShoppingCartService.queryList(bo);
+        ExcelUtil<ShoppingCartVo> util = new ExcelUtil<ShoppingCartVo>(ShoppingCartVo.class);
+        return util.exportExcel(list, "购物车");
+    }*/
+
+    /**
+     * 获取购物车详细信息
+     */
+   /* @ApiOperation("获取购物车详细信息")
+    @PreAuthorize("@ss.hasPermi('system:cart:query')")
+    @GetMapping("/{id}")
+    public AjaxResult<ShoppingCartVo> getInfo(@PathVariable("id" ) Long id) {
+        return AjaxResult.success(iShoppingCartService.queryById(id));
+    }*/
+
+    /**
+     * 新增购物车
+     */
+    @ApiOperation("新增购物车")
+    @PostMapping()
+    public AjaxResult<Void> add(@RequestBody ShoppingCartAddBo bo) {
+        ClientLoginUser loginUser = WxTokenService.getLoginUser(ServletUtils.getRequest());
+        bo.setUserId(loginUser.getUser().getUserId());
+        return toAjax(iShoppingCartService.insertByAddBo(bo) ? 1 : 0);
+    }
+
+    /**
+     * 修改购物车
+     */
+    /*@ApiOperation("修改购物车")
+    @PreAuthorize("@ss.hasPermi('system:cart:edit')")
+    @Log(title = "购物车", businessType = BusinessType.UPDATE)
+    @PutMapping()
+    public AjaxResult<Void> edit(@RequestBody ShoppingCartEditBo bo) {
+        return toAjax(iShoppingCartService.updateByEditBo(bo) ? 1 : 0);
+    }*/
+
+    /**
+     * 删除购物车
+     */
+    @ApiOperation("删除购物车")
+    @PostMapping("/delete/{ids}")
+    public AjaxResult<Void> remove(@PathVariable Long[] ids) {
+        return toAjax(iShoppingCartService.deleteWithValidByIds(Arrays.asList(ids), true) ? 1 : 0);
+    }
+}

zhongzheng-system/src/main/java/com/zhongzheng/modules/base/bo/ShoppingCartAddBo.java

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+package com.zhongzheng.modules.base.bo;
+
+import io.swagger.annotations.ApiModel;
+import io.swagger.annotations.ApiModelProperty;
+import com.fasterxml.jackson.annotation.JsonFormat;
+import lombok.Data;
+import java.util.Date;
+
+
+
+/**
+ * 购物车添加对象 shopping_cart
+ *
+ * @author hjl
+ * @date 2021-12-09
+ */
+@Data
+@ApiModel("购物车添加对象")
+public class ShoppingCartAddBo {
+
+    /** 商品ID */
+    @ApiModelProperty("商品ID")
+    private Long goodsId;
+    /** $column.columnComment */
+    @ApiModelProperty("$column.columnComment")
+    private Long userId;
+    /** 创建时间 */
+    @ApiModelProperty("创建时间")
+    private Long createTime;
+    /** 更新时间 */
+    @ApiModelProperty("更新时间")
+    private Long updateTime;
+    /** 1 启用 0未启用 -1删除 */
+    @ApiModelProperty("1 启用 0未启用 -1删除")
+    private Integer status;
+}

zhongzheng-system/src/main/java/com/zhongzheng/modules/base/bo/ShoppingCartEditBo.java

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+package com.zhongzheng.modules.base.bo;
+
+import io.swagger.annotations.ApiModel;
+import io.swagger.annotations.ApiModelProperty;
+import com.fasterxml.jackson.annotation.JsonFormat;
+import lombok.Data;
+import java.util.Date;
+
+
+/**
+ * 购物车编辑对象 shopping_cart
+ *
+ * @author hjl
+ * @date 2021-12-09
+ */
+@Data
+@ApiModel("购物车编辑对象")
+public class ShoppingCartEditBo {
+
+    /** $column.columnComment */
+    @ApiModelProperty("$column.columnComment")
+    private Long id;
+
+    /** 商品ID */
+    @ApiModelProperty("商品ID")
+    private Long goodsId;
+
+    /** $column.columnComment */
+    @ApiModelProperty("$column.columnComment")
+    private Long userId;
+
+    /** 更新时间 */
+    @ApiModelProperty("更新时间")
+    private Long updateTime;
+
+    /** 1 启用 0未启用 -1删除 */
+    @ApiModelProperty("1 启用 0未启用 -1删除")
+    private Integer status;
+
+}

zhongzheng-system/src/main/java/com/zhongzheng/modules/base/bo/ShoppingCartQueryBo.java

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+package com.zhongzheng.modules.base.bo;
+
+import io.swagger.annotations.ApiModel;
+import io.swagger.annotations.ApiModelProperty;
+import lombok.Data;
+import lombok.EqualsAndHashCode;
+
+import java.util.Date;
+import java.util.Map;
+import java.util.HashMap;
+
+import com.zhongzheng.common.core.domain.BaseEntity;
+
+/**
+ * 购物车分页查询对象 shopping_cart
+ *
+ * @author hjl
+ * @date 2021-12-09
+ */
+@Data
+@EqualsAndHashCode(callSuper = true)
+@ApiModel("购物车分页查询对象")
+public class ShoppingCartQueryBo extends BaseEntity {
+
+	/** 分页大小 */
+	@ApiModelProperty("分页大小")
+	private Integer pageSize;
+	/** 当前页数 */
+	@ApiModelProperty("当前页数")
+	private Integer pageNum;
+	/** 排序列 */
+	@ApiModelProperty("排序列")
+	private String orderByColumn;
+	/** 排序的方向desc或者asc */
+	@ApiModelProperty(value = "排序的方向", example = "asc,desc")
+	private String isAsc;
+
+
+	/** 商品ID */
+	@ApiModelProperty("商品ID")
+	private Long goodsId;
+	/** $column.columnComment */
+	@ApiModelProperty("$column.columnComment")
+	private Long userId;
+	/** 1 启用 0未启用 -1删除 */
+	@ApiModelProperty("1 启用 0未启用 -1删除")
+	private Integer status;
+}

zhongzheng-system/src/main/java/com/zhongzheng/modules/base/domain/ShoppingCart.java

@@ -0,0 +1,41 @@
+package com.zhongzheng.modules.base.domain;
+
+import com.baomidou.mybatisplus.annotation.*;
+import lombok.Data;
+import lombok.NoArgsConstructor;
+import lombok.experimental.Accessors;
+import java.io.Serializable;
+import java.util.Date;
+import java.math.BigDecimal;
+import com.zhongzheng.common.annotation.Excel;
+
+/**
+ * 购物车对象 shopping_cart
+ *
+ * @author hjl
+ * @date 2021-12-09
+ */
+@Data
+@NoArgsConstructor
+@Accessors(chain = true)
+@TableName("shopping_cart")
+public class ShoppingCart implements Serializable {
+
+private static final long serialVersionUID=1L;
+
+    /** $column.columnComment */
+    @TableId(value = "id")
+    private Long id;
+    /** 商品ID */
+    private Long goodsId;
+    /** $column.columnComment */
+    private Long userId;
+    /** 创建时间 */
+    @TableField(fill = FieldFill.INSERT)
+    private Long createTime;
+    /** 更新时间 */
+    @TableField(fill = FieldFill.INSERT_UPDATE)
+    private Long updateTime;
+    /** 1 启用 0未启用 -1删除 */
+    private Integer status;
+}

zhongzheng-system/src/main/java/com/zhongzheng/modules/base/mapper/ShoppingCartMapper.java

@@ -0,0 +1,14 @@
+package com.zhongzheng.modules.base.mapper;
+
+import com.baomidou.mybatisplus.core.mapper.BaseMapper;
+import com.zhongzheng.modules.base.domain.ShoppingCart;
+
+/**
+ * 购物车Mapper接口
+ *
+ * @author hjl
+ * @date 2021-12-09
+ */
+public interface ShoppingCartMapper extends BaseMapper<ShoppingCart> {
+
+}

zhongzheng-system/src/main/java/com/zhongzheng/modules/base/service/IShoppingCartService.java

@@ -0,0 +1,52 @@
+package com.zhongzheng.modules.base.service;
+
+import com.baomidou.mybatisplus.extension.service.IService;
+import com.zhongzheng.modules.base.bo.ShoppingCartAddBo;
+import com.zhongzheng.modules.base.bo.ShoppingCartEditBo;
+import com.zhongzheng.modules.base.bo.ShoppingCartQueryBo;
+import com.zhongzheng.modules.base.domain.ShoppingCart;
+import com.zhongzheng.modules.base.vo.ShoppingCartVo;
+
+import java.util.Collection;
+import java.util.List;
+
+/**
+ * 购物车Service接口
+ *
+ * @author hjl
+ * @date 2021-12-09
+ */
+public interface IShoppingCartService extends IService<ShoppingCart> {
+	/**
+	 * 查询单个
+	 * @return
+	 */
+	ShoppingCartVo queryById(Long id);
+
+	/**
+	 * 查询列表
+	 */
+	List<ShoppingCartVo> queryList(ShoppingCartQueryBo bo);
+
+	/**
+	 * 根据新增业务对象插入购物车
+	 * @param bo 购物车新增业务对象
+	 * @return
+	 */
+	Boolean insertByAddBo(ShoppingCartAddBo bo);
+
+	/**
+	 * 根据编辑业务对象修改购物车
+	 * @param bo 购物车编辑业务对象
+	 * @return
+	 */
+	Boolean updateByEditBo(ShoppingCartEditBo bo);
+
+	/**
+	 * 校验并删除数据
+	 * @param ids 主键集合
+	 * @param isValid 是否校验,true-删除前校验,false-不校验
+	 * @return
+	 */
+	Boolean deleteWithValidByIds(Collection<Long> ids, Boolean isValid);
+}

zhongzheng-system/src/main/java/com/zhongzheng/modules/base/service/impl/ShoppingCartServiceImpl.java

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+package com.zhongzheng.modules.base.service.impl;
+
+import cn.hutool.core.bean.BeanUtil;
+import cn.hutool.core.lang.Validator;
+import cn.hutool.core.util.StrUtil;
+import com.zhongzheng.common.exception.CustomException;
+import com.zhongzheng.common.utils.DateUtils;
+import com.zhongzheng.modules.base.bo.ShoppingCartAddBo;
+import com.zhongzheng.modules.base.bo.ShoppingCartEditBo;
+import com.zhongzheng.modules.base.bo.ShoppingCartQueryBo;
+import com.zhongzheng.modules.base.domain.ApplyAreas;
+import com.zhongzheng.modules.base.domain.ShoppingCart;
+import com.zhongzheng.modules.base.mapper.ShoppingCartMapper;
+import com.zhongzheng.modules.base.service.IShoppingCartService;
+import com.zhongzheng.modules.base.vo.ShoppingCartVo;
+import org.springframework.stereotype.Service;
+import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
+import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
+import com.baomidou.mybatisplus.core.toolkit.Wrappers;
+import com.github.pagehelper.Page;
+
+import java.util.Collection;
+import java.util.Collections;
+import java.util.List;
+import java.util.stream.Collectors;
+
+/**
+ * 购物车Service业务层处理
+ *
+ * @author hjl
+ * @date 2021-12-09
+ */
+@Service
+public class ShoppingCartServiceImpl extends ServiceImpl<ShoppingCartMapper, ShoppingCart> implements IShoppingCartService {
+
+    @Override
+    public ShoppingCartVo queryById(Long id){
+        ShoppingCart db = this.baseMapper.selectById(id);
+        return BeanUtil.toBean(db, ShoppingCartVo.class);
+    }
+
+    @Override
+    public List<ShoppingCartVo> queryList(ShoppingCartQueryBo bo) {
+        LambdaQueryWrapper<ShoppingCart> lqw = Wrappers.lambdaQuery();
+        lqw.eq(bo.getGoodsId() != null, ShoppingCart::getGoodsId, bo.getGoodsId());
+        lqw.eq(bo.getUserId() != null, ShoppingCart::getUserId, bo.getUserId());
+        lqw.eq(bo.getStatus() != null, ShoppingCart::getStatus, bo.getStatus());
+        return entity2Vo(this.list(lqw));
+    }
+
+    /**
+    * 实体类转化成视图对象
+    *
+    * @param collection 实体类集合
+    * @return
+    */
+    private List<ShoppingCartVo> entity2Vo(Collection<ShoppingCart> collection) {
+        List<ShoppingCartVo> voList = collection.stream()
+                .map(any -> BeanUtil.toBean(any, ShoppingCartVo.class))
+                .collect(Collectors.toList());
+        if (collection instanceof Page) {
+            Page<ShoppingCart> page = (Page<ShoppingCart>)collection;
+            Page<ShoppingCartVo> pageVo = new Page<>();
+            BeanUtil.copyProperties(page,pageVo);
+            pageVo.addAll(voList);
+            voList = pageVo;
+        }
+        return voList;
+    }
+
+    @Override
+    public Boolean insertByAddBo(ShoppingCartAddBo bo) {
+        ShoppingCart add = BeanUtil.toBean(bo, ShoppingCart.class);
+        validEntityBeforeSave(add);
+        add.setCreateTime(DateUtils.getNowTime());
+        add.setUpdateTime(DateUtils.getNowTime());
+        return this.save(add);
+    }
+
+    @Override
+    public Boolean updateByEditBo(ShoppingCartEditBo bo) {
+        ShoppingCart update = BeanUtil.toBean(bo, ShoppingCart.class);
+        validEntityBeforeSave(update);
+        update.setUpdateTime(DateUtils.getNowTime());
+        return this.updateById(update);
+    }
+
+    /**
+     * 保存前的数据校验
+     *
+     * @param entity 实体类数据
+     */
+    private void validEntityBeforeSave(ShoppingCart entity){
+        //TODO 做一些数据校验,如唯一约束
+        if(checkUnique(entity)){
+            throw new CustomException("该商品已加入购物车");
+        }
+    }
+
+    @Override
+    public Boolean deleteWithValidByIds(Collection<Long> ids, Boolean isValid) {
+        if(isValid){
+            //TODO 做一些业务上的校验,判断是否需要校验
+        }
+        return this.removeByIds(ids);
+    }
+
+    private boolean checkUnique(ShoppingCart entity) {
+        ShoppingCart info = getOne(new LambdaQueryWrapper<ShoppingCart>()
+                .eq(ShoppingCart::getUserId,entity.getUserId()).eq(ShoppingCart::getGoodsId,entity.getGoodsId()).last("limit 1"));
+        if (Validator.isNotNull(info)) {
+            return true;
+        }
+        return false;
+    }
+}

zhongzheng-system/src/main/java/com/zhongzheng/modules/base/vo/ShoppingCartVo.java

@@ -0,0 +1,39 @@
+package com.zhongzheng.modules.base.vo;
+
+import com.zhongzheng.common.annotation.Excel;
+import com.fasterxml.jackson.annotation.JsonFormat;
+import io.swagger.annotations.ApiModel;
+import io.swagger.annotations.ApiModelProperty;
+import lombok.Data;
+import java.util.Date;
+
+
+
+/**
+ * 购物车视图对象 mall_package
+ *
+ * @author hjl
+ * @date 2021-12-09
+ */
+@Data
+@ApiModel("购物车视图对象")
+public class ShoppingCartVo {
+	private static final long serialVersionUID = 1L;
+
+	/** $pkColumn.columnComment */
+	@ApiModelProperty("$pkColumn.columnComment")
+	private Long id;
+
+	/** 商品ID */
+	@Excel(name = "商品ID")
+	@ApiModelProperty("商品ID")
+	private Long goodsId;
+	/** $column.columnComment */
+	@Excel(name = "商品ID")
+	@ApiModelProperty("$column.columnComment")
+	private Long userId;
+	/** 1 启用 0未启用 -1删除 */
+	@Excel(name = "1 启用 0未启用 -1删除")
+	@ApiModelProperty("1 启用 0未启用 -1删除")
+	private Integer status;
+}

zhongzheng-system/src/main/resources/mapper/modules/base/ShoppingCartMapper.xml

@@ -0,0 +1,17 @@
+<?xml version="1.0" encoding="UTF-8" ?>
+<!DOCTYPE mapper
+PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN"
+"http://mybatis.org/dtd/mybatis-3-mapper.dtd">
+<mapper namespace="com.zhongzheng.modules.base.mapper.ShoppingCartMapper">
+
+    <resultMap type="com.zhongzheng.modules.base.domain.ShoppingCart" id="ShoppingCartResult">
+        <result property="id" column="id"/>
+        <result property="goodsId" column="goods_id"/>
+        <result property="userId" column="user_id"/>
+        <result property="createTime" column="create_time"/>
+        <result property="updateTime" column="update_time"/>
+        <result property="status" column="status"/>
+    </resultMap>
+
+
+</mapper>