export class FloorManager {
  map;
  ui;
  gameobj;
  events;
  lang;

  floors = new Map([]);
  rooms = new Map([]);
  #currentFloor = "";
  #currentRoom = "";

  constructor(map, ui, gameobj, events, lang) {
    this.map = map;
    this.ui = ui;
    this.ui.floormanager = this;
    this.gameobj = gameobj;
    this.gameobj.floormanager = this;
    this.events = events;
    this.events.floormanager = this;
    this.lang = lang;
  }

  set currentFloor(floor) {
    this.#currentFloor = floor;
  }

  get currentFloor() {
    return this.#currentFloor;
  }

  get currentFloorItem() {
    return this.floors.get(this.#currentFloor);
  }

  setCurrentRoom(room, maximize = true) {
    this.#currentRoom = room;
    this.ui.__updateEvents();
    if (maximize) this.ui.eventsMaximize();
    if (room == "") this.gameobj.zoomToFloor();
    else this.gameobj.zoomToRoom(room);
  }

  get currentRoom() {
    return this.#currentRoom;
  }

  get currentRoomItem() {
    return this.currentFloorRooms.get(this.#currentRoom);
  }

  get currentFloorRooms() {
    return this.rooms.get(this.#currentFloor);
  }

  async getFloors() {
    let allFloorsReqSend = fetch(`/data/${this.lang}/map`);

    this.ui.setLoading(true);

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

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

    this.changeFloor(allFloors[0].id);

    this.ui.setLoading(false);

    return this.floors;
  }

  async getRooms(id) {
    const curRoom = this.rooms.get(id);

    if (curRoom != null) return curRoom;

    let allRoomsReqSend = fetch(`/data/${this.lang}/map/${id}`);

    this.ui.setLoading(true);

    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(id, roomMap);

    this.ui.setLoading(false);

    return this.rooms;
  }

  async changeFloor(id) {
    const floor = this.floors.get(id);
    if (floor != null) this.#currentFloor = id;

    if (this.ui.floorsEmpty) this.ui.__updateFloorsHard();
    else this.ui.__updateFloorsSoft();

    this.ui.setLoading(true);

    this.gameobj.generateFloor();

    await this.getRooms(id);

    this.gameobj.generateRooms();

    await this.events.getFloorEvents();

    this.ui.__updateEvents();

    this.setCurrentRoom("", false);

    this.ui.setLoading(false);

    return floor;
  }
}