export class FloorManager {
  mainmanager;

  #floors = new Map([]);
  #rooms = new Map([]);

  constructor() {}

  async getFloors() {
    const currentLocalization = this.mainmanager.getCurrentLangCode();

    let allFloorsReqSend = fetch(`/data/${currentLocalization}/floors`);

    let allFloorsReq = await allFloorsReqSend;
    let allFloors;
    if (allFloorsReq.ok) allFloors = await allFloorsReq.json();

    allFloors.forEach((floor) => this.#floors.set(floor.id, floor));
  }

  async getRooms() {
    const currentLocalization = this.mainmanager.getCurrentLangCode();
    const currentFloor = this.mainmanager.getCurrentFocus("floor");

    const curRoom = this.#rooms.get(currentFloor);

    if (curRoom != null) return curRoom;

    let allRoomsReqSend = fetch(
      `/data/${currentLocalization}/rooms/${currentFloor}`
    );

    let allRoomsReq = await allRoomsReqSend;
    let allRooms;
    if (allRoomsReq.ok) allRooms = await allRoomsReq.json();

    const roomMap = new Map([]);
    allRooms.forEach((room) => roomMap.set(room.id, room));

    this.#rooms.set(currentFloor, roomMap);
  }

  setCurrentFloor(id) {
    const floor = this.#floors.get(id);
    if (floor != null) this.mainmanager.setCurrentFocus("floor", id);
    else throw "Floor does not exist";
  }

  get allFloors() {
    return this.#floors;
  }

  get currentFloorId() {
    return this.mainmanager.getCurrentFocus("floor");
  }

  get currentFloor() {
    const currentFloor = this.#floors.get(
      this.mainmanager.getCurrentFocus("floor")
    );
    return currentFloor;
  }

  get currentFloorRooms() {
    const currentFloorRooms = this.#rooms.get(
      this.mainmanager.getCurrentFocus("floor")
    );
    return currentFloorRooms;
  }

  setCurrentRoom(id) {
    if (id == null) this.mainmanager.setCurrentFocus("room", id);
    else {
      const room = this.currentFloorRooms.get(id);
      if (room != null) this.mainmanager.setCurrentFocus("room", id);
      else throw "Room does not exist";
    }
  }

  get allRooms() {
    return this.#rooms;
  }

  get currentRoomId() {
    return this.mainmanager.getCurrentFocus("room");
  }

  get currentRoom() {
    const currentFloor = this.currentFloorRooms.get(
      this.mainmanager.getCurrentFocus("room")
    );
    return currentFloor;
  }
}