<?php

namespace App\Models;

use App\Models\Concerns\BelongsToTenant;
use Illuminate\Database\Eloquent\Model;
use Illuminate\Database\Eloquent\Relations\HasMany;

/** @property int $id
 * @property int $tenant_id
 * @property int $purchase_order_id
 * @property int $created_by
 * @property string $status
 * @property array<string,mixed> $snapshot
 */
class Invoice extends Model
{
    use BelongsToTenant;

    protected $guarded = ['id'];

    protected function casts(): array
    {
        return ['snapshot' => 'array'];
    }

    protected static function booted(): void
    {
        static::updating(function (Invoice $invoice) {
            if ($invoice->getRawOriginal('status') !== 'pending' || array_diff(array_keys($invoice->getDirty()), ['status', 'validated_by', 'validated_at', 'updated_at']) !== []) {
                throw new \LogicException('Preservar a factura registada e a validação.');
            }
        });
        static::deleting(fn () => throw new \LogicException('Preservar o histórico de facturas.'));
    }

    /** @return HasMany<InvoiceItem,$this> */
    public function items(): HasMany
    {
        return $this->hasMany(InvoiceItem::class);
    }
}