<?php

namespace App\Actions\Schools;

use App\Exceptions\AuditionAdminException;
use App\Models\User;

use function auditionLog;
use function is_null;

class SetHeadDirector
{
    public function __construct()
    {
    }

    public function __invoke(User $user): void
    {
        $this->setHeadDirector($user);
    }

    /**
     * @throws AuditionAdminException
     */
    public function setHeadDirector(User $user): void
    {
        if (! User::where('id', $user->id)->exists()) {
            throw new AuditionAdminException('User does not exist');
        }

        if ($user->hasFlag('head_director')) {
            return;
        }

        if (is_null($user->school_id)) {
            throw new AuditionAdminException('User is not associated with a school');
        }
        foreach ($user->school->directors as $director) {
            $director->removeFlag('head_director');
        }
        $user->addFlag('head_director');

        $logMessage = 'Set '.$user->full_name().' as head director at '.$user->school->name;
        $logAffected = ['users' => [$user->id], 'schools' => [$user->school_id]];
        auditionLog($logMessage, $logAffected);
    }
}