From 62875be373b285a4ceff6a5638f36bf872e02b49 Mon Sep 17 00:00:00 2001
From: Administrator <admin@example.com>
Date: Wed, 22 Mar 2023 16:19:59 +0800
Subject: [PATCH] =?UTF-8?q?=E4=B8=8B=E5=8D=95=E3=80=81=E5=BA=93=E5=AD=98?=
 =?UTF-8?q?=E3=80=81=E8=AE=A2=E5=8D=95=E6=9C=8D=E5=8A=A1~~=20=20=E6=8F=90?=
 =?UTF-8?q?=E4=BE=9B=E6=8E=A5=E5=8F=A3?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 .../controller/PlaceOrderController.java      | 32 +++++++++++++++++++
 .../controller/ItemStockController.java       | 23 +++++++++++++
 .../controller/OrderManageController.java     | 18 +++++++++++
 3 files changed, 73 insertions(+)
 create mode 100644 01-placeorder/src/main/java/com/mashibing/controller/PlaceOrderController.java
 create mode 100644 02-itemstock/src/main/java/com/mashibing/controller/ItemStockController.java
 create mode 100644 03-ordermanage/src/main/java/com/mashibing/controller/OrderManageController.java

diff --git a/01-placeorder/src/main/java/com/mashibing/controller/PlaceOrderController.java b/01-placeorder/src/main/java/com/mashibing/controller/PlaceOrderController.java
new file mode 100644
index 0000000..eadab34
--- /dev/null
+++ b/01-placeorder/src/main/java/com/mashibing/controller/PlaceOrderController.java
@@ -0,0 +1,32 @@
+package com.mashibing.controller;
+
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.RestController;
+
+/**
+ * @author zjw
+ * @description
+ */
+@RestController
+public class PlaceOrderController {
+
+    /**
+     * 模拟用户下单操作
+     * @return
+     */
+    @GetMapping("/po")
+    public String po(){
+        //1、调用库存服务扣除商品库存
+
+        //2、调用订单服务，创建订单
+
+        //3、调用优惠券服务，预扣除使用的优惠券
+
+        //4、调用用户积分服务，预扣除用户使用的积分
+
+        //5、调用商家服务，通知商家用户已下单
+
+        return "place order is ok!";
+    }
+
+}
diff --git a/02-itemstock/src/main/java/com/mashibing/controller/ItemStockController.java b/02-itemstock/src/main/java/com/mashibing/controller/ItemStockController.java
new file mode 100644
index 0000000..9848a5c
--- /dev/null
+++ b/02-itemstock/src/main/java/com/mashibing/controller/ItemStockController.java
@@ -0,0 +1,23 @@
+package com.mashibing.controller;
+
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.RestController;
+
+/**
+ * @author zjw
+ * @description
+ */
+@RestController
+public class ItemStockController {
+
+    private static int stock = 10;
+
+    @GetMapping("/decr")
+    public void decr(){
+        stock--;
+        if(stock < 0){
+            throw new RuntimeException("商品库存不足！");
+        }
+        System.out.println("扣减库存成功！");
+    }
+}
diff --git a/03-ordermanage/src/main/java/com/mashibing/controller/OrderManageController.java b/03-ordermanage/src/main/java/com/mashibing/controller/OrderManageController.java
new file mode 100644
index 0000000..abbea87
--- /dev/null
+++ b/03-ordermanage/src/main/java/com/mashibing/controller/OrderManageController.java
@@ -0,0 +1,18 @@
+package com.mashibing.controller;
+
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.RestController;
+
+/**
+ * @author zjw
+ * @description
+ */
+@RestController
+public class OrderManageController {
+
+    @GetMapping("create")
+    public void create(){
+        System.out.println("创建订单成功！");
+    }
+
+}