<?php  namespace App\Models;  use App\Enums\DeliveryType; use Illuminate\Database\Eloquent\Builder; use Illuminate\Database\Eloquent\Relations\HasMany;  class DeliveryPrice extends Model { 	protected $casts = [ 		'delivery_type' => DeliveryType::class, 		'active' => 'boolean', 	];  	public function orders(): HasMany{}  	public function scopeAvailable(Builder $query): Builder{}  	public function calculateShippingPrice(float $totalWeight, float $totalProductPrice, float $payment_type, string $country_code): float{}  	public function isDeliveryFree(float $totalProductPrice): bool{}  	public function calculateGLSShippingPrice(float $totalWeight): float{}  	public function calculateUPSShippingPrice(float $totalWeight): float{} }