More Product Model optimisation

app/Models/Supplier/Domain.php

@@ -4,33 +4,25 @@ namespace App\Models\Supplier;
 
 use Illuminate\Support\Collection;
 
-use App\Interfaces\SupplierItem;
 use App\Models\Product\Domain as ProductDomain;
 use App\Models\TLD;
 
-final class Domain extends Type implements SupplierItem
+final class Domain extends Type
 {
-	protected const category_name = 'Domain Name';
+	protected const category_name = 'Domain';
 
 	protected $table = 'supplier_domain';
 
-	/* INTERFACES */
+	// The model of the product that is supplied by this model
+	const ProductModel = ProductDomain::class;
 
-	public function getBillingIntervalAttribute(): int
-	{
-		return 4;	// Yearly
-	}
+	/* INTERFACES */
 
 	public function getNameAttribute(): string
 	{
 		return sprintf('%s: %s',$this->product_id,$this->tld->name);
 	}
 
-	public function products()
-	{
-		return $this->hasMany(ProductDomain::class,'supplier_item_id','id');
-	}
-
 	/* STATIC */
 
 	/**