<template>
  <div
    @click="$store.commit('application/showIdentify', !showIdentify)"
    class="toolbar-button"
  >
    <font-awesome-icon
      icon="info"
      :class="{ 'text-info': showIdentify }"
    ></font-awesome-icon>
    <span
      :class="[
        'indicator',
        {
          show:
            !showIdentify && (identifiedFeatures.length || currentMeasurement)
        }
      ]"
    >
      {{ badgeCount }}
    </span>
  </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):
 * Markus Kottländer <markus.kottlaender@intevation.de>
 */
import { mapState } from "vuex";

export default {
  name: "identify",
  computed: {
    ...mapState("application", ["showIdentify"]),
    ...mapState("map", ["identifiedFeatures", "currentMeasurement"]),
    badgeCount() {
      return this.identifiedFeatures.length + !!this.currentMeasurement;
    }
  }
};
</script>