class MailingsSeeder extends Seeder
{
    public function run()
    {
        foreach(Conference::all() as $conference)
        {
            $this->insertIfNotExists($conference, SpeakersWhichDontHasPhoto::class, 'Докладчики, прошедшие в программу, без фотографии');
            $this->insertIfNotExists($conference, AllSpeakers::class, 'Всем подавшим заявки на доклады');
            $this->insertIfNotExists($conference, SpeakersInProgram::class, 'Докладчики, прошедшие в программу');
            $this->insertIfNotExists($conference, SpeakersNotInProgram::class, 'Докладчики, НЕ прошедшие в программу');
            $this->insertIfNotExists($conference, SpeakersDidntTouchQuestionnaire::class, 'Докладчики, не заполнявшие анкету');
            $this->insertIfNotExists($conference, OrdersEmptyFullName::class, 'Заказчики с пустыми ФИО на бейджах');
        }
    }

    private function insertIfNotExists(Conference $conference, $strategy, $title)
    {
        if(InternalMailing::whereIdConference($conference->id)->whereUsersGainingStrategyClass($strategy)->count() == 0)
        {
            $mailing = new InternalMailing();
            $mailing->id_conference = $conference->id;
            $mailing->users_gaining_strategy_class = $strategy;
            $mailing->title = $title;
            $mailing->text = '';
            $mailing->save();
        }
        else
        {
            $mailing = InternalMailing::whereIdConference($conference->id)->whereUsersGainingStrategyClass($strategy)->first();
            $mailing->title = $title;
            $mailing->save();
        }
    }
}