package calendarops

import (
	"errors"

	basetypes "code.apps.glenux.net/glenux/kiwimix/pkg/basetypes"
)

// FilterCalendarOperation is an operation that filters a calendar.
type FilterCalendarOperation struct {
	// Add your filter parameters here
}

// Ensure FilterCalendarOperation implements CalendarOperation
var _ CalendarOperation = (*FilterCalendarOperation)(nil)

// Execute filters the events of a calendar and returns a new filtered calendar.
func (op *FilterCalendarOperation) Execute(calendars ...basetypes.Calendar) (basetypes.Calendar, error) {
	if len(calendars) != 1 {
		return basetypes.Calendar{}, errors.New("Filter operation requires exactly one calendar")
	}
	// Do your filter operation here and return the filtered calendar.
	return calendars[0], nil // Replace this with actual implementation
}