import {FeatureGroup, LayerGroup, layerGroup, Map} from 'leaflet';
import { IStickerDump, Sticker } from '~/modules/Sticker';
import { MarkerClusterGroup } from 'leaflet.markercluster/dist/leaflet.markercluster-src.js';
import { clusterIcon } from '~/utils/clusterIcon';
import { editor, Editor } from "~/modules/Editor";
import { STICKERS } from "~/constants/stickers";

export interface ILatLng {
  lat: number,
  lng: number,
}

interface Props {
  editor: Editor;
  map: Map;

  triggerOnChange: typeof editor.triggerOnChange;
  lockMapClicks: typeof editor.lockMapClicks;
}

export class Stickers {
  constructor({ map, lockMapClicks, triggerOnChange, editor }: Props) {
    this.map = map;
    this.triggerOnChange = triggerOnChange;
    this.editor = editor;

    // this.clusterLayer.addTo(map);
    // this.clusterLayer.on('animationend', this.onSpiderify);

    this.lockMapClicks = lockMapClicks;
    this.stickers = [];

    this.layer.addTo(this.map);
  }

  createSticker = ({
    latlng, sticker, angle = 2.2, text = '', set
  }: IStickerDump): void => {

    if (!STICKERS[set] || !STICKERS[set].layers || !STICKERS[set].layers[sticker]) return;

    const marker = new Sticker({
      latlng,
      angle,
      deleteSticker: this.deleteStickerByReference,
      map: this.map,
      lockMapClicks: this.lockMapClicks,
      sticker,
      set,
      triggerOnChange: this.triggerOnChange,
      text,
      editor: this.editor,
    });

    this.stickers.push(marker);

    marker.marker.addTo(this.layer);

    this.triggerOnChange();
  };

  deleteStickerByReference = (ref: Sticker): void => {
    const index = this.stickers.indexOf(ref);

    if (index < 0) return;

    // this.clusterLayer.removeLayer(ref.marker);
    this.layer.removeLayer(ref.marker);
    this.stickers.splice(index, 1);

    this.triggerOnChange();
  };

  clearAll = (): void => {
    const target = [...this.stickers];
    target.map(sticker => {
      this.deleteStickerByReference(sticker);
      return true;
    });
  };

  dumpData = (): Array<IStickerDump> => this.stickers.map(sticker => sticker.dumpData());

  startEditing = (): void => {
    this.stickers.map(sticker => sticker.startEditing());
  };

  stopEditing = (): void => {
    this.stickers.map(sticker => sticker.stopEditing());
  };

  get isEmpty(): boolean {
    return !this.stickers || this.stickers.length === 0
  };
  // clusterLayer: LayerGroup = new LayerGroup();

  // uncomment to enable clustering

  // clusterLayer: MarkerClusterGroup = new MarkerClusterGroup({
  //   spiderfyOnMaxZoom: false,
  //   showCoverageOnHover: false,
  //   zoomToBoundsOnClick: true,
  //   animate: false,
  //   maxClusterRadius: 8,
  //   // disableClusteringAtZoom: 13,
  //   iconCreateFunction: clusterIcon,
  // });

  editor: Props['editor'];
  map: Props['map'];

  stickers: Array<Sticker> = [];
  layer: FeatureGroup = new FeatureGroup();

  triggerOnChange: Props['triggerOnChange'];
  lockMapClicks: Props['lockMapClicks'];
}