增加关联关系

app/common/model/StockOrderItems.php

@@ -81,4 +81,31 @@ class StockOrderItems extends Model
     public function getPortMiscFeeAmountAttribute()     { return $this->moneyLatest('port_misc_fee')?->amount; }
     public function getRetrofitFeeAmountAttribute()     { return $this->moneyLatest('retrofit_fee')?->amount; }
     public function getTotalPriceAmountAttribute()      { return $this->moneyLatest('total_price')?->amount; }
+
+
+    /**
+     * 关联主订单
+     */
+    public function order()
+    {
+        return $this->belongsTo(StockOrders::class, 'order_id', 'id');
+    }
+
+    /**
+     * 关联订单项选项
+     */
+    public function options()
+    {
+        return $this->hasMany(StockOrderItemOptions::class, 'order_item_id', 'id');
+    }
+
+
+    /**
+     * 关联货币价值信息（一个订单项可以有多个货币价值记录）
+     */
+    public function moneyValues()
+    {
+        return $this->hasMany(VehMoneyValue::class, 'object_id', 'id')
+            ->where('object_scene', 'stock_order_items'); // 场景标识区分不同对象类型
+    }
 }