/*
 * The MIT License (MIT)
 *
 * Copyright (c) 2016-2017 Dan "Ducky" Little
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in all
 * copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 * SOFTWARE.
 */

import React from "react";
import PropTypes from "prop-types";
import { connect } from "react-redux";

import { favoriteLayer, getLayerFromSources } from "../../actions/mapSource";

export function isFavorite(mapSources, layer) {
  let fav = true;
  for (let i = 0, ii = layer.src.length; i < ii; i++) {
    const src = layer.src[i];

    const mapSourceLayer = getLayerFromSources(mapSources, src.mapSourceName, src.layerName);
    fav = fav && mapSourceLayer.favorite;
  }
  return fav;
}

class LayerFavorite extends React.Component {
  render() {
    const isFavoriteLayer = !!isFavorite(this.props.mapSources, this.props.layer);
    return (
      <input
        type="checkbox"
        checked={isFavoriteLayer}
        className="favorite icon"
        onChange={() => {
          this.props.onToggleFavorite(this.props.layer, !isFavoriteLayer);
        }}
      />
    );
  }
}

LayerFavorite.propTypes = {
  mapSources: PropTypes.object.isRequired,
  layer: PropTypes.object.isRequired,
  onToggleFavorite: PropTypes.func.isRequired,
};

function mapStateProps(state) {
  return {
    mapSources: state.mapSources,
  };
}

function mapDispatchProps(dispatch) {
  return {
    onToggleFavorite: (layer, favorite) => {
      for (let i = 0, ii = layer.src.length; i < ii; i++) {
        const src = layer.src[i];
        dispatch(favoriteLayer(src.mapSourceName, src.layerName, favorite));
      }
    },
  };
}

export default connect(mapStateProps, mapDispatchProps)(LayerFavorite);
