<?php

namespace App\Models;

use Illuminate\Database\Eloquent\Factories\HasFactory;
use Illuminate\Database\Eloquent\Model;
use App\Models\Customer;
use App\Models\LineItem;

class Invoice extends Model
{
    use HasFactory;

    protected $fillable = [
        'nr',
        'invoice_date',
        'due_date',
        'service_start_date',
        'service_end_date',
        'is_recurring',
        'is_partial_service',
        'customer_id',
        'billing_data',
        'payment_status',
        'total_amount',
        'title',
        'text',
        'items'
    ];

    protected $casts = [
        'billing_data' => 'array', // JSON to  Array
    ];

    public function customer()
    {
        return $this->belongsTo(Customer::class);
    }

    public function items()
    {
        return $this->hasMany(LineItem::class);
    }

    /**
     * Get the payment term for the invoice.
     */
    public function getPaymentTermsAttribute()
    {
        return $this->customer->paymentTerms;
    }
}