<!--**
 * 2007-2020 PrestaShop and Contributors
 *
 * NOTICE OF LICENSE
 *
 * This source file is subject to the Academic Free License 3.0 (AFL-3.0)
 * that is bundled with this package in the file LICENSE.txt.
 * It is also available through the world-wide-web at this URL:
 * https://opensource.org/licenses/AFL-3.0
 * If you did not receive a copy of the license and are unable to
 * obtain it through the world-wide-web, please send an email
 * to license@prestashop.com so we can send you a copy immediately.
 *
 * @author    PrestaShop SA <contact@prestashop.com>
 * @copyright 2007-2020 PrestaShop SA and Contributors
 * @license   https://opensource.org/licenses/AFL-3.0 Academic Free License 3.0 (AFL-3.0)
 * International Registered Trademark & Property of PrestaShop SA
 *-->
<template>
  <div class="wishlist-chooselist">
    <ul class="wishlist-list">
      <li
        class="wishlist-list-item"
        v-for="list of lists"
        :key="list.id_wishlist"
        @click="select(list.id_wishlist)"
      >
        <p>
          {{ list.name }}
        </p>
      </li>
    </ul>

    <ContentLoader
      v-if="$apollo.queries.lists.loading"
      class="wishlist-list-loader"
      height="105"
    >
      <rect
        x="0"
        y="12"
        rx="3"
        ry="0"
        width="100%"
        height="11"
      />
      <rect
        x="0"
        y="36"
        rx="3"
        ry="0"
        width="100%"
        height="11"
      />
      <rect
        x="0"
        y="60"
        rx="3"
        ry="0"
        width="100%"
        height="11"
      />
      <rect
        x="0"
        y="84"
        rx="3"
        ry="0"
        width="100%"
        height="11"
      />
    </ContentLoader>

    <p
      class="wishlist-list-empty"
      v-if="lists && lists.length <= 0 && !$apollo.queries.lists.loading"
    >
      {{ emptyText }}
    </p>
  </div>
</template>

<script>
  import getLists from '@graphqlFiles/queries/getlists';
  import addtolist from '@graphqlFiles/mutations/addtolist';
  import EventBus from '@components/EventBus';
  import {ContentLoader} from 'vue-content-loader';

  /**
   * The role of this component is to render a list
   * and make the possibility to choose one for the selected product
   */
  export default {
    name: 'ChooseList',
    components: {
      ContentLoader,
    },
    apollo: {
      lists: {
        query: getLists,
        variables() {
          return {
            url: this.url,
          };
        },
      },
    },
    props: {
      productId: {
        type: Number,
        required: true,
        default: 0,
      },
      quantity: {
        type: Number,
        required: true,
        default: 0,
      },
      productAttributeId: {
        type: Number,
        required: true,
        default: 0,
      },
      url: {
        type: String,
        required: true,
        default: '',
      },
      emptyText: {
        type: String,
        required: true,
        default: 'No list found',
      },
      addUrl: {
        type: String,
        required: true,
        default: '',
      },
    },
    methods: {
      /**
       * Select a list and add the product to it
       *
       * @param {Int} listId The id of the list selected
       * @param {Int} userId The id of the user
       * @param {Int} productId The id of the product
       */
      async select(listId) {
        const {data} = await this.$apollo.mutate({
          mutation: addtolist,
          variables: {
            listId,
            url: this.addUrl,
            productId: this.productId,
            quantity: this.quantity,
            productAttributeId: this.productAttributeId,
          },
        });

        const {addToList: response} = data;

        /**
         * Hide the modal inside the parent
         */
        this.$emit('hide');

        EventBus.$emit('showToast', {
          detail: {
            type: response.success ? 'success' : 'error',
            message: response.message,
          },
        });

        /**
         * Send an event to the Heart the user previously clicked on
         */
        EventBus.$emit('addedToWishlist', {
          detail: {
            productId: this.productId,
            listId,
            productAttributeId: this.productAttributeId,
          },
        });
      },
    },
    mounted() {
      /**
       * Register to the event refetchList so if an other component update it, this one can update his list
       *
       * @param {String} 'refetchList' The event I decided to create to communicate between VueJS Apps
       */
      EventBus.$on('refetchList', () => {
        this.$apollo.queries.lists.refetch();
      });
    },
  };
</script>

<style lang="scss" type="text/scss">
  @import '@scss/_variables';

  .wishlist {
    &-list {
      max-height: 55vh;
      overflow-y: auto;
      border-top: 1px solid #e5e5e5;
      border-bottom: 1px solid #e5e5e5;
      margin: 0;

      &-empty {
        font-size: 30;
        text-align: center;
        padding: 30px;
        padding-bottom: 1.25rem;
        font-weight: bold;
        color: #000;
      }

      & .wishlist-list-item {
        padding: 0.875rem 0;
        transition: 0.25s ease-out;
        cursor: pointer;
        margin-bottom: 0;

        &:hover {
          background: lighten($blue, 45%);
        }

        p {
          font-size: 0.875rem;
          letter-spacing: 0;
          color: #232323;
          margin-bottom: 0;
          line-height: 1rem;
          padding: 0 2.5rem;
        }
      }
    }
  }
</style>
