课程支付接口开发（获取订单信息）

package com.atguigu.orderservice.controller;
import com.atguigu.commonutils.R;
import com.atguigu.commonutils.utils.JwtUtils;
import com.atguigu.orderservice.entity.TOrder;
import com.atguigu.orderservice.service.TOrderService;
import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
import io.swagger.annotations.Api;
import io.swagger.annotations.ApiOperation;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.*;

import javax.servlet.http.HttpServletRequest;

/**
 * <p>
 * 订单 前端控制器
 * </p>
 *
 * @author testjava
 * @since 2020-07-06
 */
@Api(description="订单管理")
@RestController
@RequestMapping("/orderservice/order")
@CrossOrigin
public class TOrderController {

    @Autowired
    private TOrderService orderService;

    @ApiOperation(value = "生成课程支付订单")
    @GetMapping("createOrder/{courseId}")
    public R createOrder(@PathVariable String courseId,
                         HttpServletRequest request){
        //根据token获取用户id
        String memberId = JwtUtils.getMemberIdByJwtToken(request);
        //生成订单，返回订单号，参数：课程id、用户id
        String orderNo = orderService.createOrder(courseId,memberId);
        return R.ok().data("orderNo",orderNo);
    }

    @ApiOperation(value = "根据订单编号获取订单信息")
    @GetMapping("getOrderInfo/{orderNo}")
    public R getOrderInfo(@PathVariable String orderNo){
        QueryWrapper<TOrder> wrapper = new QueryWrapper<>();
        wrapper.eq("order_no",orderNo);
        TOrder order = orderService.getOne(wrapper);
        return R.ok().data("orderInfo",order);
    }

}