<?php

namespace App\Models;

use App\Enums\Land;
use Carbon\CarbonImmutable;
use Database\Factories\AuftragnehmerFactory;
use Illuminate\Database\Eloquent\Attributes\Fillable;
use Illuminate\Database\Eloquent\Attributes\Table;
use Illuminate\Database\Eloquent\Factories\HasFactory;
use Illuminate\Database\Eloquent\Model;
use Illuminate\Database\Eloquent\Relations\BelongsTo;
use Illuminate\Database\Eloquent\Relations\HasMany;

/**
 * Baufirma oder ARGE. Kann in mehreren Abschnitten eines Projekts Verträge haben.
 *
 * @property int $id
 * @property int $mandant_id
 * @property Land $land
 * @property string $name
 * @property CarbonImmutable|null $created_at
 * @property CarbonImmutable|null $updated_at
 */
#[Table('auftragnehmer')]
#[Fillable(['mandant_id', 'land', 'name'])]
class Auftragnehmer extends Model
{
    /** @use HasFactory<AuftragnehmerFactory> */
    use HasFactory;

    /**
     * @return array<string, string>
     */
    protected function casts(): array
    {
        return [
            'land' => Land::class,
        ];
    }

    /** @return BelongsTo<Mandant, $this> */
    public function mandant(): BelongsTo
    {
        return $this->belongsTo(Mandant::class);
    }

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