<?php

namespace App\Models\Traits;

/**
 * Auto-generates a UUID on creation and provides uuid-based route binding.
 * Every WASL model exposed to the API MUST use this trait.
 */
trait HasUuid
{
    protected static function booted(): void
    {
        static::creating(function ($model) {
            if (empty($model->getAttribute('uuid'))) {
                $model->setAttribute('uuid', str()->uuid()->toString());
            }
        });
    }

    public function getRouteKeyName(): string
    {
        return 'uuid';
    }

    /**
     * Resolve by UUID instead of BIGINT primary key.
     */
    public function resolveRouteBinding($value, $field = null)
    {
        return $this->where('uuid', $value)->firstOrFail();
    }

    /**
     * Scope: filter by UUID.
     */
    public function scopeWhereUuid($query, string $uuid)
    {
        return $query->where('uuid', $uuid);
    }
}