fix(gateway): 修复安全进价验证逻辑

- 将安全进价验证逻辑从签名开始位置移动到签名结束位置
-完善了安全进价的计算和对比逻辑
- 增加了对不同产品类型的处理- 优化了百分比计算方式，支持固定值和比例两种方式

app/gateway/controller/v4/Core.php

@@ -151,11 +151,7 @@ class Core extends Controller
         $this->getMerchant();
 
 
-        #验证安全进价是否匹配
+
-        if ($this->product && $this->product != 'query' && $this->product != '' && isset($this->input['safe_price'])) {
-            $safe_price = $this->input['safe_price'];
-//            $actual_price = ;
-        }
     }
 
     /**
@@ -204,6 +200,41 @@ class Core extends Controller
             $this->no($signature);
         }
 
+        #签名结束
+
+        #验证安全进价是否匹配
+        if ($this->product && $this->product != 'query' && $this->product != '' && isset($this->input['safe_price']) && isset($this->input['cash'])) {
+            $safe_price = $this->input['safe_price'];
+            $info = PercentService::instance()->get($this->mid, $this->product);
+            $percent_type = 1;
+            if ($info && $info['percent']) {
+                $percent = $info['percent'];
+                if (isset($info['percent_type']) && $info['percent_type']) {
+                    $percent_type = $info['percent_type'];
+                }
+                if($this->product == 'dhcz'){
+                    $percent = MerchantService::instance()->getPercent($percent, $this->input['mobile'], $this->product, $this->input['cash'], $info['rule']);
+                }else{
+                    $percent = MerchantService::instance()->getPercent($percent, '', $this->product, $this->input['cash'], $info['rule']);
+                }
+
+            }
+
+            $new_cash = $this->input['cash'];
+            if (isset($percent) && $percent > 0) {
+                if ($percent_type == 2) {
+                    $new_cash = $percent;
+                } else {
+                    $new_cash = $percent*$this->input['cash'];
+                }
+            }
+            #对比
+            if($safe_price < $new_cash){
+                $this->no(-201);
+            }
+
+        }
+
 
         // 检测如果商户开启了特定商品指定携转检测,则进入此验证
         if (isset($this->merchant['other_param']) && str_contains($this->merchant['other_param'], 'mnp_SProduct_isp')) {