<template>
  <div
    :class="[
      'box ui-element rounded bg-white text-nowrap',
      { expanded: showLayers }
    ]"
  >
    <div style="width: 18rem">
      <UIBoxHeader
        icon="layer-group"
        :title="layersLabel"
        :closeCallback="close"
      />
      <div class="box-body small">
        <Layerselect
          v-for="(layer, name) in layersForLegend"
          :layerindex="name"
          :layername="name"
          :key="name"
          :isVisible="layer.data.getVisible()"
        ></Layerselect>
      </div>
    </div>
  </div>
</template>

<script>
/* This is Free Software under GNU Affero General Public License v >= 3.0
 * without warranty, see README.md and license for details.
 *
 * SPDX-License-Identifier: AGPL-3.0-or-later
 * License-Filename: LICENSES/AGPL-3.0.txt
 *
 * Copyright (C) 2018 by via donau
 *   – Österreichische Wasserstraßen-Gesellschaft mbH
 * Software engineering by Intevation GmbH
 *
 * Author(s):
 * Thomas Junk <thomas.junk@intevation.de>
 * Markus Kottländer <markus.kottlaender@intevation.de>
 */
import { mapState } from "vuex";
import { LAYERS } from "@/store/map.js";

export default {
  name: "layers",
  components: {
    Layerselect: () => import("./Layerselect")
  },
  computed: {
    ...mapState("map", ["layers"]),
    ...mapState("application", ["showLayers"]),
    layersLabel() {
      return this.$gettext("Layers");
    },
    layersForLegend() {
      let orderedLayers = {};
      this.$options.LAYOUT.forEach(el => (orderedLayers[el] = this.layers[el]));
      return orderedLayers;
    }
  },
  methods: {
    close() {
      this.$store.commit("application/showLayers", false);
    }
  },
  LAYOUT: [
    LAYERS.OPENSTREETMAP,
    LAYERS.INLANDECDIS,
    LAYERS.WATERWAYAREA,
    LAYERS.STRETCHES,
    LAYERS.FAIRWAYDIMENSIONSLOS3,
    LAYERS.FAIRWAYDIMENSIONSLOS2,
    LAYERS.FAIRWAYDIMENSIONSLOS1,
    LAYERS.WATERWAYAXIS,
    LAYERS.WATERWAYPROFILES,
    LAYERS.BOTTLENECKS,
    LAYERS.BOTTLENECKISOLINE,
    LAYERS.DIFFERENCES,
    LAYERS.BOTTLENECKSTATUS,
    LAYERS.DISTANCEMARKS,
    LAYERS.DISTANCEMARKSAXIS,
    LAYERS.GAUGES
  ]
};
</script>