feat(新增): 添加购物车
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parent
4a5477af0f
commit
6fd45be415
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@ -33,4 +33,5 @@ public class MessageConstant {
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public static final String TOKEN_IS_EMPTY = "token为空";
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public static final String DATA_IS_EMPTY = "数据为空";
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public static final String STOCK_LESS = "库存不足";
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public static final String SKU_NUM_CANNOT_BE_LESS = "商品数量不能再少了";
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}
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@ -18,6 +18,10 @@
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</properties>
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<dependencies>
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<dependency>
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<groupId>com.atguigu</groupId>
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<artifactId>service-product-client</artifactId>
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<version>1.0-SNAPSHOT</version>
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</dependency>
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</dependencies>
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</project>
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@ -13,8 +13,7 @@ import org.springframework.context.annotation.ComponentScan;
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"com.atguigu.ssyx.cart",
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})
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@EnableDiscoveryClient
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// @EnableFeignClients(basePackages = "com.atguigu.ssyx.client")
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@EnableFeignClients()
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@EnableFeignClients(basePackages = "com.atguigu.ssyx.client")
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public class ServiceCartApplication {
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public static void main(String[] args) {
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SpringApplication.run(ServiceCartApplication.class, args);
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@ -0,0 +1,54 @@
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package com.atguigu.ssyx.cart.config;
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import org.springframework.context.annotation.Bean;
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import org.springframework.context.annotation.Configuration;
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import springfox.documentation.builders.ApiInfoBuilder;
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import springfox.documentation.builders.ParameterBuilder;
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import springfox.documentation.builders.PathSelectors;
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import springfox.documentation.builders.RequestHandlerSelectors;
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import springfox.documentation.schema.ModelRef;
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import springfox.documentation.service.ApiInfo;
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import springfox.documentation.service.Contact;
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import springfox.documentation.service.Parameter;
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import springfox.documentation.spi.DocumentationType;
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import springfox.documentation.spring.web.plugins.Docket;
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import springfox.documentation.swagger2.annotations.EnableSwagger2WebMvc;
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import java.util.ArrayList;
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import java.util.List;
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@Configuration
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@EnableSwagger2WebMvc
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public class Knife4jConfig {
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@Bean
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public Docket adminApiConfig() {
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List<Parameter> pars = new ArrayList<>();
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ParameterBuilder tokenPar = new ParameterBuilder();
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tokenPar.name("adminId")
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.description("用户token")
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.defaultValue("1")
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.modelRef(new ModelRef("string"))
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.parameterType("header")
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.required(false)
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.build();
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pars.add(tokenPar.build());
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return new Docket(DocumentationType.SWAGGER_2)
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.groupName("购物车相关接口")
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.apiInfo(adminApiInfo())
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.select()
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.apis(RequestHandlerSelectors.basePackage("com.atguigu.ssyx.activity.controller"))
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.paths(PathSelectors.regex("/admin/.*"))
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.build()
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.globalOperationParameters(pars);
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}
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private ApiInfo adminApiInfo() {
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return new ApiInfoBuilder()
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.title("后台管理系统-API文档")
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.description("本文档描述了尚上优选后台系统服务接口定义")
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.version("1.0")
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.contact(new Contact("atguigu", "http://atguigu.com", "atguigu"))
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.build();
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}
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}
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@ -1,9 +1,53 @@
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package com.atguigu.ssyx.cart.controller;
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import org.springframework.web.bind.annotation.RequestMapping;
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import org.springframework.web.bind.annotation.RestController;
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import com.atguigu.ssyx.cart.service.CartInfoService;
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import com.atguigu.ssyx.common.context.BaseContext;
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import com.atguigu.ssyx.common.result.Result;
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import com.atguigu.ssyx.model.order.CartInfo;
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import io.swagger.annotations.Api;
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import io.swagger.annotations.ApiOperation;
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import org.springframework.beans.factory.annotation.Autowired;
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import org.springframework.web.bind.annotation.*;
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import javax.servlet.http.HttpServletRequest;
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import java.util.List;
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@Api(tags = "购物车相关接口")
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@RestController
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@RequestMapping("/api/cart")
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public class CartApiController {
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@Autowired
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private CartInfoService cartInfoService;
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@ApiOperation(value = "添加购物车")
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@GetMapping("addToCart/{skuId}/{skuNum}")
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public Result<CartInfo> addToCart(@PathVariable Long skuId, @PathVariable Integer skuNum) {
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Long userId = BaseContext.getUserId();
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cartInfoService.addToCart(skuId, userId, skuNum);
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return Result.success();
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}
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@ApiOperation(value = "删除购物车内容")
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@DeleteMapping("deleteCart/{skuId}")
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public Result<CartInfo> deleteCart(@PathVariable Long skuId) {
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Long userId = BaseContext.getUserId();
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cartInfoService.deleteCart(skuId, userId);
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return Result.success();
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}
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@ApiOperation(value = "清空购物车")
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@DeleteMapping("deleteAllCart")
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public Result<CartInfo> deleteAllCart(HttpServletRequest request) {
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Long userId = BaseContext.getUserId();
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cartInfoService.deleteAllCart(userId);
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return Result.success();
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}
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@ApiOperation(value = "批量删除购物车")
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@PostMapping("batchDeleteCart")
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public Result<CartInfo> batchDeleteCart(@RequestBody List<Long> skuIdList, HttpServletRequest request) {
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Long userId = BaseContext.getUserId();
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cartInfoService.batchDeleteCart(userId);
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return Result.success();
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}
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}
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@ -2,4 +2,34 @@ package com.atguigu.ssyx.cart.service;
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public interface CartInfoService {
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/**
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* * 添加购物车
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*
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* @param skuId 商品id
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* @param userId 用户id
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* @param skuNum 商品数量
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*/
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void addToCart(Long skuId, Long userId, Integer skuNum);
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/**
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* * 删除购物车内容
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*
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* @param skuId 商品id
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* @param userId 用户id
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*/
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void deleteCart(Long skuId, Long userId);
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/**
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* * 清空购物车
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*
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* @param userId 用户id
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*/
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void deleteAllCart(Long userId);
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/**
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* * 批量删除购物车
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*
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* @param userId 用户id
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*/
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void batchDeleteCart(Long userId);
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}
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@ -1,8 +1,115 @@
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package com.atguigu.ssyx.cart.service.impl;
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import com.atguigu.ssyx.cart.service.CartInfoService;
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import com.atguigu.ssyx.cart.service.module.CartInfoServiceModule;
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import com.atguigu.ssyx.client.product.ProductFeignClient;
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import com.atguigu.ssyx.common.constant.MessageConstant;
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import com.atguigu.ssyx.common.exception.BunnyException;
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import com.atguigu.ssyx.common.result.ResultCodeEnum;
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import com.atguigu.ssyx.enums.SkuType;
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import com.atguigu.ssyx.model.order.CartInfo;
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import com.atguigu.ssyx.model.product.SkuInfo;
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import org.springframework.beans.factory.annotation.Autowired;
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import org.springframework.data.redis.core.BoundHashOperations;
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import org.springframework.data.redis.core.RedisTemplate;
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import org.springframework.stereotype.Service;
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import java.util.Date;
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@Service
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public class CartInfoServiceImpl implements CartInfoService {
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@Autowired
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private RedisTemplate<String, Object> redisTemplate;
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@Autowired
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private CartInfoServiceModule module;
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@Autowired
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private ProductFeignClient productFeignClient;
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/**
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* * 添加购物车
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*
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* @param skuId 商品id
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* @param userId 用户id
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* @param skuNum 商品数量
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*/
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@Override
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public void addToCart(Long skuId, Long userId, Integer skuNum) {
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CartInfo cartInfo = null;
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// 因为购物车数据存储在REdis中
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String cartKey = module.getCartKey(userId);
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BoundHashOperations<String, String, CartInfo> hashOperations = redisTemplate.boundHashOps(cartKey);
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// 根据第一步查询的结果，得到skuId+skuNum关系
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if (Boolean.TRUE.equals(hashOperations.hasKey(skuId))) {
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cartInfo = hashOperations.get(skuId);
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int currentSkuNum = cartInfo.getSkuNum() + skuNum;
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if (currentSkuNum <= 1) throw new BunnyException(MessageConstant.SKU_NUM_CANNOT_BE_LESS);
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// 更新cartInfo对象
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cartInfo.setSkuNum(currentSkuNum);
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cartInfo.setCurrentBuyNum(currentSkuNum);
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// 判断商品不能大于限购数量
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if (currentSkuNum > cartInfo.getPerLimit()) throw new BunnyException(ResultCodeEnum.SKU_LIMIT_ERROR);
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// 更新其他值，加入购物车商品默认选中
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cartInfo.setIsChecked(1);
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cartInfo.setUpdateTime(new Date());
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} else {
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skuNum = 1;
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cartInfo = new CartInfo();
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SkuInfo skuInfo = productFeignClient.getSkuInfo(skuId).getData();
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if (skuInfo == null) {
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throw new BunnyException(ResultCodeEnum.DATA_ERROR);
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}
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cartInfo.setSkuId(skuId);
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cartInfo.setCategoryId(skuInfo.getCategoryId());
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cartInfo.setSkuType(skuInfo.getSkuType());
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cartInfo.setIsNewPerson(skuInfo.getIsNewPerson());
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cartInfo.setUserId(userId);
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cartInfo.setCartPrice(skuInfo.getPrice());
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cartInfo.setSkuNum(skuNum);
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cartInfo.setCurrentBuyNum(skuNum);
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cartInfo.setSkuType(SkuType.COMMON.getCode());
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cartInfo.setPerLimit(skuInfo.getPerLimit());
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cartInfo.setImgUrl(skuInfo.getImgUrl());
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cartInfo.setSkuName(skuInfo.getSkuName());
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cartInfo.setWareId(skuInfo.getWareId());
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cartInfo.setIsChecked(1);
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cartInfo.setStatus(1);
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cartInfo.setCreateTime(new Date());
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cartInfo.setUpdateTime(new Date());
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}
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hashOperations.put(skuId.toString(), cartInfo);
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module.setCartKeyExpire(cartKey);
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}
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/**
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* * 删除购物车内容
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*
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* @param skuId 商品id
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* @param userId 用户id
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*/
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@Override
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public void deleteCart(Long skuId, Long userId) {
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}
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/**
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* * 清空购物车
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*
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* @param userId 用户id
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*/
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@Override
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public void deleteAllCart(Long userId) {
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}
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/**
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* * 批量删除购物车
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*
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* @param userId 用户id
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*/
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@Override
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public void batchDeleteCart(Long userId) {
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}
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}
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@ -0,0 +1,33 @@
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package com.atguigu.ssyx.cart.service.module;
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import com.atguigu.ssyx.common.constant.RedisConst;
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import org.springframework.beans.factory.annotation.Autowired;
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import org.springframework.data.redis.core.RedisTemplate;
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import org.springframework.stereotype.Component;
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import java.util.concurrent.TimeUnit;
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@Component
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public class CartInfoServiceModule {
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@Autowired
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private RedisTemplate<String, Object> redisTemplate;
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/**
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* * 获取购物车的id
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*
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* @param userId 用户id
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* @return 购物车的key
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*/
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public String getCartKey(Long userId) {
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return RedisConst.USER_KEY_PREFIX + userId + RedisConst.USER_CART_KEY_SUFFIX;
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}
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/**
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* * 过期时间
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*
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* @param key Redis中的key
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*/
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public void setCartKeyExpire(String key) {
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redisTemplate.expire(key, RedisConst.USER_CART_EXPIRE, TimeUnit.SECONDS);
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}
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}
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@ -9,6 +9,12 @@ bunny:
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username: root
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password: "02120212"
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redis:
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host: 47.120.65.66
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port: 6379
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database: 3
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password: "02120212"
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nacos:
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server-addr: z-bunny.cn:8848
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discovery:
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@ -14,6 +14,18 @@ spring:
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username: ${bunny.datasource.username}
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password: ${bunny.datasource.password}
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redis:
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host: ${bunny.redis.host}
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port: ${bunny.redis.port}
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database: ${bunny.redis.database}
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password: ${bunny.redis.password}
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lettuce:
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pool:
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max-active: 20 #最大连接数
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max-wait: -1 #最大阻塞等待时间(负数表示没限制)
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max-idle: 5 #最大空闲
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min-idle: 0 #最小空闲
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cloud:
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sentinel:
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log:
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