diff --git a/app/Constants/ApiCode.php b/app/Constants/ApiCode.php
index 4ba78d9..f73c881 100644
--- a/app/Constants/ApiCode.php
+++ b/app/Constants/ApiCode.php
@@ -16,4 +16,14 @@ class ApiCode extends ReturnCode
      * @Message("登录token已失效")
      */
     public const int LOGIN_TOKEN_ERROR = 10002;
+
+    /**
+     * @Message("商品不存在")
+     */
+    public const int ORDER_GOOD_INEXISTENCE = 20001;
+
+    /**
+     * @Message("商品库存不足")
+     */
+    public const int ORDER_GOOD_INSUFFICIENT_STOCK = 20002;
 }
\ No newline at end of file
diff --git a/app/Controller/Api/OrderController.php b/app/Controller/Api/OrderController.php
new file mode 100644
index 0000000..359687a
--- /dev/null
+++ b/app/Controller/Api/OrderController.php
@@ -0,0 +1,35 @@
+<?php
+
+declare(strict_types=1);
+
+namespace App\Controller\Api;
+
+use App\Controller\AbstractController;
+use App\Middleware\Api\JwtAuthMiddleware;
+use App\Service\Api\Order\CheckCartService;
+use App\Service\Api\Order\PlaceOrderService;
+use Hyperf\HttpServer\Annotation\Controller;
+use Hyperf\HttpServer\Annotation\Middlewares;
+use Hyperf\HttpServer\Annotation\RequestMapping;
+use Hyperf\Validation\Annotation\Scene;
+
+#[Controller(prefix: 'api/order')]
+//#[Middlewares([
+//    JwtAuthMiddleware::class,
+//])]
+class OrderController extends AbstractController
+{
+    #[RequestMapping(path: 'check_cart',methods: 'post')]
+    #[Scene(scene: 'check_cart')]
+    public function checkCart()
+    {
+        return (new CheckCartService)->handle();
+    }
+
+    #[RequestMapping(path: 'place_order',methods: 'post')]
+    #[Scene(scene: 'place_order')]
+    public function placeOrder()
+    {
+        return (new PlaceOrderService)->handle();
+    }
+}
diff --git a/app/Controller/Api/PayController.php b/app/Controller/Api/PayController.php
new file mode 100644
index 0000000..b334f41
--- /dev/null
+++ b/app/Controller/Api/PayController.php
@@ -0,0 +1,22 @@
+<?php
+
+declare(strict_types=1);
+
+namespace App\Controller\Api;
+
+use App\Controller\AbstractController;
+use App\Middleware\Api\JwtAuthMiddleware;
+use Hyperf\HttpServer\Annotation\Controller;
+use Hyperf\HttpServer\Annotation\Middlewares;
+
+#[Controller(prefix: 'api/order')]
+#[Middlewares([
+    JwtAuthMiddleware::class,
+])]
+class PayController extends AbstractController
+{
+    public function index()
+    {
+
+    }
+}
diff --git a/app/Exception/Handler/ErrExceptionHandler.php b/app/Exception/Handler/ErrExceptionHandler.php
index 862e13a..55d9e8c 100644
--- a/app/Exception/Handler/ErrExceptionHandler.php
+++ b/app/Exception/Handler/ErrExceptionHandler.php
@@ -35,7 +35,7 @@ class ErrExceptionHandler extends ExceptionHandler
     {
         if ($throwable instanceof ErrException) {
             $urlArr = explode('/',$this->request->path());
-
+            var_dump($throwable);
             $result = match ($urlArr[0]) {
                 'api' => $this->apiReturn->error($throwable->getMessage(),$throwable->getCode()),
                 'admin', 'common' => $this->adminReturn->error($throwable->getMessage(),$throwable->getCode()),
diff --git a/app/Service/Api/Order/CheckCartService.php b/app/Service/Api/Order/CheckCartService.php
new file mode 100644
index 0000000..374d9c7
--- /dev/null
+++ b/app/Service/Api/Order/CheckCartService.php
@@ -0,0 +1,125 @@
+<?php
+/**
+ * This service file is part of item.
+ *
+ * @author   ctexthuang
+ * @contact  ctexthuang@qq.com
+ */
+
+declare(strict_types=1);
+
+namespace App\Service\Api\Order;
+
+use App\Cache\Redis\Api\ApiRedisKey;
+use App\Cache\Redis\Api\GoodCache;
+use App\Cache\Redis\RedisCache;
+use App\Constants\ApiCode;
+use App\Exception\ErrException;
+use App\Service\Api\BaseService;
+use App\Service\ServiceTrait\Api\OrderTrait;
+use App\Service\ServiceTrait\Common\CycleTrait;
+use Hyperf\Di\Annotation\Inject;
+use Psr\Container\ContainerExceptionInterface;
+use Psr\Container\NotFoundExceptionInterface;
+use function Hyperf\Config\config;
+
+class CheckCartService extends BaseService
+{
+    use CycleTrait,OrderTrait;
+
+    /**
+     * @var int 周期id
+     */
+    private int $cycleId;
+
+    /**
+     * @var array
+     */
+    private array $goodIds = [];
+
+    /**
+     * @var string 库存key
+     */
+    private string $stockKey;
+
+    /**
+     * @var RedisCache $redis
+     */
+    #[Inject]
+    protected RedisCache $redis;
+
+    /**
+     * @var array
+     */
+    private array $cartSecondData;
+
+    /**
+     * @var array
+     */
+    private array $cartFirstData;
+
+    /**
+     * @var int
+     */
+    private int $copies;
+
+    /**
+     * @throws ContainerExceptionInterface
+     * @throws NotFoundExceptionInterface
+     */
+    public function __construct()
+    {
+        parent::__construct();
+        $this->cycleId = (int)$this->initTodayCycleId();
+        $this->cartFirstData = [];
+        $this->cartSecondData = [];
+        $this->copies = 0;
+    }
+
+    /**
+     * @return array
+     * @throws ContainerExceptionInterface
+     * @throws NotFoundExceptionInterface
+     */
+    public function handle(): array
+    {
+        throw new ErrException(ApiCode::getMessage(ApiCode::LOGIN_ERROR),ApiCode::LOGIN_ERROR);
+        $kitchenId = (int)$this->request->input('kitchen_id');
+
+        $this->getGoodInfo($kitchenId);
+
+        $this->buildCartData(json_decode($this->request->input('cart'), true));
+
+        $this->checkGood($this->goodIds);
+
+        $this->checkStock();
+
+        $this->return->success();
+    }
+
+    /**
+     * 获取商品信息
+     * @param int $kitchenId
+     * @return void
+     * @throws ContainerExceptionInterface
+     * @throws NotFoundExceptionInterface
+     */
+    private function getGoodInfo(int $kitchenId): void
+    {
+        $this->stockKey = ApiRedisKey::goodStockKey($this->cycleId,$kitchenId);
+        $mealGoodKey = ApiRedisKey::mealGoodListKey($this->cycleId,$kitchenId);
+        $optionalGoodKey = ApiRedisKey::optionalGoodListKey($this->cycleId,$kitchenId);
+
+        $mealGood = $this->redis->get($mealGoodKey);
+        $optionalGood = $this->redis->get($optionalGoodKey);
+
+        if (empty($mealGood) || empty($optionalGood)) throw new ErrException('商品不存在');
+
+        if ($this->redis->exists($this->stockKey)) throw new ErrException('库存不足');
+
+        $mealGood = json_decode($mealGood, true);
+        $optionalGood = json_decode($optionalGood, true);
+
+        $this->goodIds = array_merge(array_column($mealGood, 'id'), array_column($optionalGood, 'id'));
+    }
+}
\ No newline at end of file
diff --git a/app/Service/Api/Order/PlaceOrderService.php b/app/Service/Api/Order/PlaceOrderService.php
new file mode 100644
index 0000000..d80c336
--- /dev/null
+++ b/app/Service/Api/Order/PlaceOrderService.php
@@ -0,0 +1,26 @@
+<?php
+/**
+ * This service file is part of item.
+ *
+ * @author   ctexthuang
+ * @contact  ctexthuang@qq.com
+ */
+
+declare(strict_types=1);
+
+namespace App\Service\Api\Order;
+
+use App\Service\Api\BaseService;
+
+class PlaceOrderService extends BaseService
+{
+    /**
+     * @var int 1=微信支付 2=支付宝支付 3=余额支付
+     */
+    private int $type;
+
+    public function handle()
+    {
+
+    }
+}
\ No newline at end of file
diff --git a/app/Service/ServiceTrait/Api/OrderTrait.php b/app/Service/ServiceTrait/Api/OrderTrait.php
new file mode 100644
index 0000000..d11a0ac
--- /dev/null
+++ b/app/Service/ServiceTrait/Api/OrderTrait.php
@@ -0,0 +1,68 @@
+<?php
+/**
+ * This service file is part of item.
+ *
+ * @author   ctexthuang
+ * @contact  ctexthuang@qq.com
+ */
+
+declare(strict_types=1);
+
+namespace App\Service\ServiceTrait\Api;
+
+use App\Constants\ApiCode;
+use App\Exception\ErrException;
+use Psr\Container\ContainerExceptionInterface;
+use Psr\Container\NotFoundExceptionInterface;
+
+trait OrderTrait
+{
+    /**
+     * @param array $data
+     * @return void
+     */
+    protected function buildCartData(array $data): void
+    {
+        $copies = 0;
+        foreach ($data as $oneCopies) {
+            $one = [];
+            foreach ($oneCopies as $oneGood) {
+                $this->cartFirstData[$oneGood] = ($this->cartFirstData[$oneGood] ?? 0) + 1;
+                $one[$oneGood] = ($one[$oneGood] ?? 0) + 1;
+            }
+
+            $this->cartSecondData[] = $one;
+
+            $copies++;
+        }
+
+        $this->copies = $copies;
+    }
+
+    /**
+     * @param array $goodIds
+     * @return void
+     */
+    protected function checkGood(array $goodIds): void
+    {
+        foreach ($this->cartFirstData as $key => $one) {
+            if (in_array($key, $goodIds)) continue;
+
+            throw new ErrException('商品不存在');
+        }
+    }
+
+    /**
+     * @return void
+     * @throws ContainerExceptionInterface
+     * @throws NotFoundExceptionInterface
+     */
+    protected function checkStock(): void
+    {
+        foreach ($this->cartFirstData as $key => $one) {
+            if (($this->redis->zScore($this->stockKey,$key) ?? 0) >= $one) continue;
+
+            throw new ErrException('商品库存不足');
+        }
+    }
+}
\ No newline at end of file