单个药品排他

app/Api/Controllers/DrugController.php

@@ -161,6 +161,7 @@ public function drugLimit(Request $request)
 
         // 处理麻黄素药品数据
         $mahuangsu_buy_num = 0; // 本次购买麻黄素药品数量
+        $exclusions = []; // 单个药品的排他管理
         foreach ($drugs as &$drug) {
             $drugModel = DrugModel::find($drug['drug_id']);
             if (! $drugModel) {
@@ -168,6 +169,8 @@ public function drugLimit(Request $request)
 
                 return $this->failed($errMsg, ['add_status' => false]);
             }
+            $exclusions[$drug['drug_id']] = $drug->excluded_drug_ids;
+            $drug['drug_name'] = 0; // 冗余药品名称
             $drug['mahuangsu_status'] = 0; // 0：不是麻黄素药品
             $drug['limit_num'] = $limit_num; // 赋值全局限购数量
             if ($drugModel->limit_buy_7 > 0) {
@@ -181,7 +184,7 @@ public function drugLimit(Request $request)
                 return $this->failed($errMsg, ['add_status' => false]);
             }
 
-            $isBlack = false;
+            $isBlack = false; // 药品默认不再限制名单中
             foreach ($limit_keywords as $keyword) {
                 if (Str::contains($drugModel->name, $keyword)) {
                     $isBlack = true;
@@ -199,6 +202,16 @@ public function drugLimit(Request $request)
                 }
             }
         }
+        // 检查单个药品的排他
+        if ($exclusions) {
+            foreach ($drugs as $drugItem) {
+                if (in_array($drugItem['drug_id'], $exclusions[$drugItem['drug_id']])) {
+                    $errMsg = '药品['.$drugItem['name'].']和您的其他药品不能同时购买~';
+
+                    return $this->failed($errMsg, ['add_status' => false]);
+                }
+            }
+        }
 
         return $this->success(['add_status' => true]);
     }