数量判断加强

app/Api/Controllers/DrugController.php

@@ -183,9 +183,9 @@ public function drugLimit(Request $request)
             }
             $buyedCount = $drugCounts[$drug['drug_id']] ?? 0; // 历史已购买数量
             $canBuyCount = $drug['limit_num'] - $buyedCount; // 普通药品剩余可购买数量
-            if (intval($drug['num']) <= 0) {
-                return $this->failed('数量不能为0', ['add_status' => false], 200);
-            }
+            // if (intval($drug['num']) <= 0) {
+            //     return $this->failed('数量不能为0', ['add_status' => false], 200);
+            // }
             if ($canBuyCount < $drug['num']) {
                 $errMsg = '药品['.$drugModel->name.']已到达购买限额吧~';