增加申请退款、支付两个方法（支付未完成）

app/Http/Controllers/Api/OrderController.php

@@ -3,10 +3,14 @@
 namespace App\Http\Controllers\Api;
 
 use App\Http\Controllers\Controller;
+use App\Models\Agent;
 use App\Models\AgentProduct;
 use App\Models\Coupon;
+use App\Models\Product;
+use App\Models\User;
 use App\Models\UserMoneyLog;
 use App\Models\Order;
+use EasyWeChat\Factory;
 use Illuminate\Http\Request;
 use Illuminate\Support\Facades\DB;
 
@@ -54,12 +58,14 @@ class OrderController extends Controller
 					$timeout_ids[] = $v['id'];
 					$v['status'] = -1;
 					$v['status_text'] = '已取消';
+					//TODO 加回库存，未考虑到几天/几个月后再打开订单列表页的情况
+					Product::query()->find($v['product_id'])->update(['stock' => $v['num']]);
 				}
 			}
 		}
 
-		//超时订单设置为已取消
-		Order::query()->whereIn('id', $timeout_ids)->update(['status' => -1]);
+		//超时订单设置为已取消 TODO 测试阶段暂时注释
+//		Order::query()->whereIn('id', $timeout_ids)->update(['status' => -1]);
 
 		return $this->success($order_list);
 	}
@@ -157,6 +163,41 @@ class OrderController extends Controller
 		return $this->success();
 	}
 
+	//申请退款
+	public function refund(Request $request)
+	{
+		$formData = $request->only(['id', 'desc', 'pictures']);
+
+		$request->validate([
+			'id' => 'required|integer',
+			'desc' => 'required|string',
+			'pictures' => 'nullable|array',
+		], [
+			'*.required' => '内容输入不完整',
+			'pictures.array' => '图片必须是数组',
+		]);
+
+		//去掉图片地址前的域名
+		$host = env('APP_URL');
+		foreach ($formData['pictures'] as &$v) {
+			$v = str_replace($host, '', $v);
+		}
+
+		//TODO 需要后台处理
+		$order = Order::find($formData['id']);
+		if (!in_array($order->status, [1, 2, 3])) {
+			return $this->error('当前订单状态不允许退款');
+		}
+		$order->status = 6;
+		$order->refund_info = [
+			'desc' => strip_tags($formData['desc']),
+			'pictures' => $formData['pictures'] ?? [],
+		];
+		$order->save();
+
+		return $this->success();
+	}
+
 	//获取应付金额
 	public function getPrice(Request $request)
 	{
@@ -174,13 +215,53 @@ class OrderController extends Controller
 		return $this->success(['price' => $final_price]);
 	}
 
+	//订单支付
+	public function pay()
+	{
+		$id = (int)request()->input('id');
+
+		//订单信息
+		$order = Order::find($id);
+		if (!$order) {
+			return $this->error('订单不存在');
+		}
+
+		//用户openid
+		$openid = User::query()->find($this->user_id)->value('openid');
+
+		//代理商信息
+		$agent = Agent::find($this->agent_id);
+
+		$config = config('wechat.payment.default');
+		$config = array_merge($config, [
+			'app_id' => $agent->appid,
+			'mch_id' => $agent->mchid,
+			'key' => $agent->mchkey,
+		]);
+
+		$app = Factory::payment($config);
+		$result = $app->order->unify([
+			'body' => $order->title,
+			'out_trade_no' => $order->order_no,
+			'total_fee' => $order->price, //TODO 需要区分定金和全款
+//			'notify_url' => 'https://pay.weixin.qq.com/wxpay/pay.action', // 支付结果通知网址，如果不设置则会使用配置里的默认地址
+			'trade_type' => 'JSAPI',
+			'openid' => $openid,
+		]);
+
+		$jssdk = $app->jssdk;
+		$config = $jssdk->bridgeConfig($result['prepay_id'], false); // 返回数组
+
+		return $this->success($config);
+	}
+
 	//订单详情
 	public function show()
 	{
 		$id = (int)request()->input('id');
 
-		$fields = ['id', 'order_no', 'agent_product_id', 'num', 'price', 'title',
-			'picture', 'status', 'pay_type', 'coupon_id', 'paid_at', 'created_at'];
+		$fields = ['id', 'order_no', 'agent_product_id', 'num', 'price', 'title', 'picture',
+			'status', 'pay_type', 'coupon_id', 'paid_money', 'paid_at', 'refund_info', 'created_at'];
 		$order = Order::query()
 			->where('user_id', $this->user_id)
 			->find($id, $fields);