package room

import (
	"github.com/pocketbase/pocketbase"
	"htwkalender/model"
	"htwkalender/service/db"
)

func GetRooms(app *pocketbase.PocketBase) ([]string, error) {
	rooms, err := db.GetRooms(app)
	if err != nil {
		return nil, err
	} else {
		return rooms, nil
	}
}

func GetRoomScheduleForDay(app *pocketbase.PocketBase, room string, date string) ([]model.AnonymizedEventDTO, error) {
	roomSchedule, err := db.GetRoomScheduleForDay(app, room, date)
	if err != nil {
		return nil, err
	}
	anonymizedRoomSchedule := anonymizeRooms(roomSchedule)
	return anonymizedRoomSchedule, nil
}

func GetRoomSchedule(app *pocketbase.PocketBase, room string, from string, to string) ([]model.AnonymizedEventDTO, error) {
	roomSchedule, err := db.GetRoomSchedule(app, room, from, to)
	if err != nil {
		return nil, err
	}
	anonymizedRoomSchedule := anonymizeRooms(roomSchedule)
	return anonymizedRoomSchedule, nil
}

// Transform the events to anonymized events throwing away all unnecessary information
func anonymizeRooms(events []model.Event) []model.AnonymizedEventDTO {
	var anonymizedEvents []model.AnonymizedEventDTO
	for _, event := range events {
		anonymizedEvents = append(anonymizedEvents, event.AnonymizeEvent())
	}
	return anonymizedEvents
}