feat：币安下单完成

@@ -196,12 +196,12 @@ class CmBroker
 
     public function placeOrder(Order $order)
     {
+        /** @var SymbolInfo $symbolInfo */
+        $symbolInfo = $this->symbolInfos[$order->symbol];
         if ($this->plat == self::PLAT_OKX) {
             $orderOri = $order->toOkxOrder($this->symbolInfos, function ($symbol) {
                 return $this->getSymbolOri($symbol, $this->plat);
             });
-            /** @var SymbolInfo $symbolInfo */
-            $symbolInfo = $this->symbolInfos[$order->symbol];
             $this->msg("下单", $orderOri);
             if ($orderOri['sz'] == 0) {
                 $msg = "当前下单数量为{$order->qty},最小下单数量为{$symbolInfo->minQty}，不下单";
@@ -212,6 +212,20 @@ class CmBroker
             $this->msg("下单结果", $res);
             return $res;
         }
+        if ($this->plat == self::PLAT_BINANCE) {
+            $orderOri = $order->toBinanceOrder($this->symbolInfos, function ($symbol) {
+                return $this->getSymbolOri($symbol, $this->plat);
+            });
+            $this->msg("下单", $orderOri);
+            if ($orderOri['quantity'] == 0) {
+                $msg = "当前下单数量为{$order->qty},最小下单数量为{$symbolInfo->minQty}，不下单";
+                $this->msg($msg, $orderOri);
+                return ["code" => 2, "msg" => $msg];
+            }
+            $res = $this->exBroker->placeOrder($orderOri);
+            $this->msg("下单结果", $res);
+            return $res;
+        }
     }
 
     public function msg()

@@ -60,6 +60,13 @@ class Api
         $method = "GET";
         return $this->request($method, $url, $params, $this->apiInfo);
     }
+    //下单
+    public function placeOrder($params)
+    {
+        $url = "/fapi/v1/order";
+        $method = "POST";
+        return $this->request($method, $url, $params, $this->apiInfo);
+    }
 
     //------------------------------------
 

@@ -125,4 +125,8 @@ class ExBroker
         }
         return $res['symbols'];
     }
+    public function placeOrder(array $params)
+    {
+        return $this->api->placeOrder($params);
+    }
 }

@@ -73,4 +73,33 @@ class Order
         }
         return $order;
     }
+    function toBinanceOrder(array $symbolInfos, callable $toSymbolOri)
+    {
+        $symbol = call_user_func($toSymbolOri, $this->symbol);
+        /** @var SymbolInfo $symbolInfo */
+        $symbolInfo = $symbolInfos[$this->symbol];
+        $ordType = $this->ordType;
+        $timeInForce = "GTC";
+        if ($this->ordType == "IOC" || $this->ordType == "FOK") {
+            $ordType = "LIMIT";
+            $timeInForce = $this->ordType;
+        }
+        $order = [
+            'symbol' => $symbol,
+            'positionSide' => $this->posSide,
+            'side' => $this->side,
+            'type' => $ordType,
+            'timeInForce' => $timeInForce,
+            'quantity' => round($this->qty, $symbolInfo->qtyPrec),
+            'price' => round($this->price, $symbolInfo->pricePrec),
+        ];
+        if ($ordType == "MARKET") {
+            unset($order['price']);
+            unset($order['timeInForce']);
+        }
+        if ($this->cliOrdId != "") {
+            $order['newClientOrderId'] = $this->cliOrdId;
+        }
+        return $order;
+    }
 }