setPrimaryKey('id') ->setAdditionalSelects([ 'course_id', 'venue_id', ]); } public function columns(): array { return [ Column::make("Stadt", "venue.city.name") ->sortable(), Column::make("Veranstaltungs-Ort", "venue.name") ->sortable(), Column::make("Dozent", "course.lecturer.name") ->sortable(), Column::make("Kurs", "course.name") ->sortable(), Column::make("Erstellt am", "created_at") ->sortable(), Column::make("Zuletzt geändert", "updated_at") ->sortable(), /*Column::make("Teilnehmer") ->label( fn($row, Column $column) => ''.$row->registrations->count().'' ) ->html() ->sortable(),*/ Column::make('') ->label( fn($row, Column $column) => view('columns.events.action')->withRow($row) ), ]; } public function builder(): Builder { return Event::query() ->withCount([ 'registrations', ]) ->whereHas('venue.city.country', fn($query) => $query->where('countries.code', $this->country)); } }