购物车

app/Http/Controllers/Api/CartApiController.php

@@ -44,6 +44,7 @@ class CartApiController extends Controller
     //购物车列表
     //购物车列表
     public function cartLists(Request $request){
     public function cartLists(Request $request){
         $result = CartService::cartLists($request->user->id);
         $result = CartService::cartLists($request->user->id);
+        return $this->setSuccessData($result);
     }
     }
 
 
 
 

app/helpers.php

@@ -61,3 +61,40 @@ function numberToHtml($number){
         return $number;
         return $number;
     }
     }
 }
 }
+
+/**
+ * 生成纯小写字母的字符串
+ *
+ */
+function strRandom($class='',$len_num=3){
+    $randstr = 'asdwpkxmiqplmzacbmeruwulurjlauejrifkfghjklzxcvbnmqwwertyuiopkdsieurnvewjeilweiskvnx';
+    $len = strlen($randstr)-9;
+    $res = '';
+    for($i=0;$i<$len_num;$i++){
+        $start = rand(0,$len);
+        $str = substr($randstr, $start,9);
+        $res .= ' '.$str;
+
+    }
+    return $res;
+}
+
+
+/*
+ * 计算最大购买数量
+ */
+function getMaxBuyStock($stock,$multiple,$ladder_price){
+    //todo 2022.9.27 计算最大购买数量
+    $max_buy_stock = 0;
+    if ($stock > 0 && $multiple >0){
+        $max_buy_stock1 = intval($stock/$multiple)*$multiple;  //库存最大购买数量
+        if ($ladder_price){ //梯度价库存最大购买数量
+            $max_pur_num = @$ladder_price[count($ladder_price)-1]["purchases"];
+            $max_buy_stock2 = intval($max_pur_num/$multiple)*$multiple;  //库存最大购买数量
+            $max_buy_stock = $max_buy_stock1 > $max_buy_stock2 ? $max_buy_stock2:$max_buy_stock1;
+        }else{
+            $max_buy_stock = $max_buy_stock1;
+        }
+    }
+    return $max_buy_stock;
+}