电商项目（二十三）订单

朴灿烈づ我的快乐病毒、 2023-07-17 06:59 4阅读 0赞

# 1. 创建frontend\_order服务 #

## 1.1 添加依赖在pom文件中 ##

<?xml version="1.0" encoding="UTF-8"?>
    <project xmlns="http://maven.apache.org/POM/4.0.0"
             xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
             xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
        <parent>
            <artifactId>bz_parent</artifactId>
            <groupId>com.bjsxt</groupId>
            <version>1.0-SNAPSHOT</version>
        </parent>
        <modelVersion>4.0.0</modelVersion>
    
        <artifactId>frontend_order</artifactId>
    
        <dependencies>
            
            <dependency>
                <groupId>com.bjsxt</groupId>
                <artifactId>common_mapper</artifactId>
                <version>1.0-SNAPSHOT</version>
            </dependency>
    
            
            <dependency>
                <groupId>com.bjsxt</groupId>
                <artifactId>common_utils</artifactId>
                <version>1.0-SNAPSHOT</version>
            </dependency>
    
            
            <dependency>
                <groupId>org.springframework.boot</groupId>
                <artifactId>spring-boot-starter-web</artifactId>
            </dependency>
            
            <dependency>
                <groupId>org.springframework.cloud</groupId>
                <artifactId>spring-cloud-starter-netflix-eureka-client</artifactId>
            </dependency>
            <dependency>
                <groupId>com.bjsxt</groupId>
                <artifactId>common_tx_manager_client</artifactId>
                <version>1.0-SNAPSHOT</version>
            </dependency>
    
            
            <dependency>
                <groupId>org.springframework.cloud</groupId>
                <artifactId>spring-cloud-starter-openfeign</artifactId>
            </dependency>
            <dependency>
                <groupId>com.bjsxt</groupId>
                <artifactId>common_redis</artifactId>
                <version>1.0-SNAPSHOT</version>
            </dependency>
            
            <dependency>
                <groupId>org.springframework.cloud</groupId>
                <artifactId>spring-cloud-starter-config</artifactId>
            </dependency>
    
            
            <dependency>
                <groupId>org.springframework.cloud</groupId>
                <artifactId>spring-cloud-starter-bus-amqp</artifactId>
            </dependency>
    
            
            <dependency>
                <groupId>net.logstash.logback</groupId>
                <artifactId>logstash-logback-encoder</artifactId>
            </dependency>
        </dependencies>
    
        <build>
            <plugins>
                <plugin>
                    <groupId>org.springframework.boot</groupId>
                    <artifactId>spring-boot-maven-plugin</artifactId>
                </plugin>
            </plugins>
        </build>
    </project>

## 1.2 添加配置文件 ##

spring: application: name: frontend-order datasource: driverClassName: com.mysql.jdbc.Driver url: jdbc:mysql://localhost:3306/bz_shop?characterEncoding=UTF-8 username: root password: root type: com.alibaba.druid.pool.DruidDataSource server: port: 9111 eureka: client: serviceUrl: defaultZone: http://eureka-server:8761/eureka/ tx-lcn:
    client: manager-address: 192.168.54.171:8070

## 1.3 创建启动类 ##

![在这里插入图片描述][watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3dlaXhpbl80MzY2NjA1MQ_size_16_color_FFFFFF_t_70]

# 2. 在common\_redis服务中实现订单id的生成 #

## 2.1 创建controller-----OrderController ##

新增方法：生成订单的id  
方法返回值：Long  
方法的参数：无

## 2.2 创建service ##

## 2.3 创建serviceImpl ##

在业务层实现  
实现方法：生成订单id  
![在这里插入图片描述][watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3dlaXhpbl80MzY2NjA1MQ_size_16_color_FFFFFF_t_70 1]

## 2.4 在common\_redis的配置文件中新增 ##

![在这里插入图片描述][20200320143505311.png]

# 3. 在frontend\_order服务中实现订单的创建（涉及三个表） #

## 3.1 创建controller—OrderController ##

新增方法：创建订单  
方法的返回值：Result  
方法的参数：String orderItem，TbOrder tbOrder, TbOrderShipping tbOrderShipping

![在这里插入图片描述][watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3dlaXhpbl80MzY2NjA1MQ_size_16_color_FFFFFF_t_70 2]

## 3.2 创建service ##

## 3.3 创建serviceImpl ##

![在这里插入图片描述][watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3dlaXhpbl80MzY2NjA1MQ_size_16_color_FFFFFF_t_70 3]

## 3.4 创建FeignClient ##

![在这里插入图片描述][2020032014562099.png]

## 3.5 修改启动类，在启动类上添加@EnableFeignClients，开启Feign服务 ##

# 4. 提交订单之后将订单中所包含的所有商品在购物车中删除掉 #

## 4.1 修改fronten\_cart中的CartController ##

![在这里插入图片描述][watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3dlaXhpbl80MzY2NjA1MQ_size_16_color_FFFFFF_t_70 4]

## 4.2 创建FeignClient ##

![在这里插入图片描述][watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3dlaXhpbl80MzY2NjA1MQ_size_16_color_FFFFFF_t_70 5]

## 4.3 修改 frontend\_order 服务的 serviceImpl ##

在遍历获取订单的时候，删除操作  
![在这里插入图片描述][watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3dlaXhpbl80MzY2NjA1MQ_size_16_color_FFFFFF_t_70 6]

# 5. 结算时检查用户是否登录（用到拦截器） #

## 5.1 在common\_redis中检查用户是否登陆 ##

在SSOController中，  
新增方法：根据用户的token校验用户在热地中是否失效  
方法的返回值：TBUser  
方法的参数：@RequestParam String token

在serviceImpl中实现该方法  
![在这里插入图片描述][watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3dlaXhpbl80MzY2NjA1MQ_size_16_color_FFFFFF_t_70 7]

## 5.2 在frontend\_cart服务中添加校验用户是否登陆的Interceptor ##

#### 创建interceptor—UserLoginInterceptor ####

![在这里插入图片描述][watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3dlaXhpbl80MzY2NjA1MQ_size_16_color_FFFFFF_t_70 8]

#### 创建配置类，配置拦截器 ####

![在这里插入图片描述][watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3dlaXhpbl80MzY2NjA1MQ_size_16_color_FFFFFF_t_70 9]

#### 创建校验用户登录业务层接口实现类 ####

![在这里插入图片描述][watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3dlaXhpbl80MzY2NjA1MQ_size_16_color_FFFFFF_t_70 10]

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