update marketing

app/Models/VatStateItem.php

@@ -0,0 +1,27 @@
+<?php
+
+namespace App\Models;
+
+use Illuminate\Database\Eloquent\Factories\HasFactory;
+use Illuminate\Database\Eloquent\Model;
+
+class VatStateItem extends Model
+{
+    use HasFactory;
+
+    protected $fillable = [
+        'parent_vat_id',
+        'child_vat_id',
+        'type',
+    ];
+
+    public function parentVat()
+    {
+        return $this->belongsTo(Vat::class, 'parent_vat_id');
+    }
+
+    public function childVat()
+    {
+        return $this->belongsTo(Vat::class, 'child_vat_id');
+    }
+}