<!--
  This file is part of the Meeds project (https://meeds.io/).
  Copyright (C) 2022 Meeds Association
  contact@meeds.io
  This program is free software; you can redistribute it and/or
  modify it under the terms of the GNU Lesser General Public
  License as published by the Free Software Foundation; either
  version 3 of the License, or (at your option) any later version.
  This program is distributed in the hope that it will be useful,
  but WITHOUT ANY WARRANTY; without even the implied warranty of
  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  Lesser General Public License for more details.
  You should have received a copy of the GNU Lesser General Public License
  along with this program; if not, write to the Free Software Foundation,
  Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
-->
<template>
  <div id="TasksToolbar">
    <v-toolbar
      id="TasksListToolbar"
      :class="showMobileTaskFilter && 'toolbarLarge'"
      flat
      class="tasksToolbar">
      <v-toolbar-title>
        <v-btn
          class="btn px-2 btn-primary addNewProjectButton"
          @click="openTaskDrawer()">
          <v-icon dark class="d-block d-sm-none">mdi-plus</v-icon>
          <span class="d-none font-weight-regular d-sm-inline">
            + {{ $t('label.addTask') }}
          </span>
        </v-btn>
      </v-toolbar-title>
      <v-scale-transition>
        <v-icon
          size="20"
          class="taskFilterMobile"
          :class="showMobileTaskFilter && 'tasksFilterMobile'"
          @click="showMobileTaskFilter = !showMobileTaskFilter">
          fas fa-filter
        </v-icon>
      </v-scale-transition>
      <v-spacer />
      <v-spacer />
      <v-scale-transition>
        <v-text-field
          v-model="keyword"
          :placeholder=" $t('label.filterTask') "
          prepend-inner-icon="fa-filter"
          :append-outer-icon="showMobileTaskFilter && 'mdi-close'"
          class="inputTasksFilter pa-0 ms-3 me-3 my-auto"
          :class="showMobileTaskFilter && 'inputTasksFilterMobile'"
          @click:append-outer="clearMessage"
          :clearable="!showMobileTaskFilter" />
      </v-scale-transition>
      <v-scale-transition>
        <select
          id="filterTaskSelect"
          v-model="primaryFilterSelected"
          name="primaryFilter"
          class="selectPrimaryFilter input-block-level ignore-vuetify-classes  pa-0 me-3 my-auto"
          @change="changePrimaryFilter">
          <option
            v-for="item in primaryFilter"
            :key="item.name"
            :value="item.name">
            {{ $t('label.dueDate.'+item.name.toLowerCase()) }}
          </option>
        </select>
      </v-scale-transition>
      <v-scale-transition>
        <select id="widthTmpSelectTaskFilter">
          <option id="widthTmpSelectOption"></option>
        </select>
      </v-scale-transition>
      <v-scale-transition>
        <v-btn
          class="btn px-2 btn-primary filterTasksSetting"
          outlined
          @click="openDrawer">
          <i class="uiIcon uiIconFilterSetting pe-3"></i>
          <span class="d-none font-weight-regular caption d-sm-inline">
            {{ $t('label.filter') }} {{ getFilterNum() }}
          </span>
        </v-btn>
      </v-scale-transition>
    </v-toolbar>
    <tasks-filter-drawer
      ref="filterTasksDrawer"
      :query="keyword"
      :show-completed-tasks="showCompletedTasks"
      @filter-num-changed="filterNumChanged"
      @filter-task="filterTasks"
      @reset-filter-task="resetFilterTask"
      @filter-task-query="filterTaskquery" />
  </div>
</template>
<script>
export default {
  props: {
    taskCardTab: {
      type: String,
      default: ''
    },
    taskListTab: {
      type: String,
      default: ''
    },
    showCompletedTasks: {
      type: Boolean,
      default: false
    },
  },
  data () {
    return {
      tasks: null,
      keyword: null,
      awaitingSearch: false,
      searchOnKeyChange: true,
      filterNumber: 0,
      primaryFilterSelected: 'ALL',
      drawer: null,
      showMobileTaskFilter: false,
      primaryFilter: [
        {name: 'ALL'},{name: 'ASSIGNED'},{name: 'COLLABORATED'},{name: 'OVERDUE'},{name: 'TODAY'},{name: 'TOMORROW'},{name: 'UPCOMING'}
      ],
    };
  },
  watch: {
    filterNumber() {
      this.$emit('filter-count-changed', this.filterNumber);
    },
    keyword() {
      if (!this.awaitingSearch) {
        const searchOnKeyChange = this.searchOnKeyChange;
        setTimeout(() => {
          this.$emit('keyword-changed', this.keyword,searchOnKeyChange);
          this.awaitingSearch = false;
        }, 1000);
      }
      this.awaitingSearch = true;  
      this.searchOnKeyChange= true;
    },
  },
  created() {
    this.primaryFilterSelected = localStorage.getItem('primary-filter-tasks');
    localStorage.setItem('primary-filter-tasks', 'ALL');
  },
  mounted() {
    $('#widthTmpSelectOption').html($('#filterTaskSelect option:selected').text());
    const widthElem = $('#widthTmpSelectTaskFilter').width() + 40;
    $('#filterTaskSelect').width(widthElem);
    this.changePrimaryFilter();
  },
  methods: {
    resetFilterTask(){
      this.$emit('reset-filter-task-dashboard');
    },
    filterTaskquery(e, filterGroupSort, filterLabels) {
      this.searchOnKeyChange = false;
      this.keyword = e.query;
      this.$emit('filter-task-query', e, filterGroupSort, filterLabels);
    },
    filterTasks(e) {
      this.tasks = e.tasks.tasks;
      this.$emit('filter-task-dashboard', {tasks: this.tasks, showCompletedTasks: this.showCompletedTasks});
    },
    openDrawer() {
      this.$refs.filterTasksDrawer.open();
    },
    openTaskDrawer() {
      const defaultTask = {
        id: null,
        status: {project: this.project},
        priority: 'NONE',
        description: '',
        title: ''
      };
      this.$root.$emit('open-task-drawer', defaultTask);
    },
    changePrimaryFilter(){  
      this.searchOnKeyChange=false; 
      this.keyword='';   
      this.$emit('primary-filter-task', this.primaryFilterSelected);
      $('#widthTmpSelectOption').html($('#filterTaskSelect option:selected').text());
      const widthElem = $('#widthTmpSelectTaskFilter').width() + 40;
      $('#filterTaskSelect').width(widthElem);   
    },
    resetFields(activeField){
      this.searchOnKeyChange=false;
      this.keyword='';
      this.$refs.filterTasksDrawer.resetFields(activeField);
    },
    filterNumChanged(filtersnumber){
      this.filterNumber=filtersnumber;
    },
    getFilterNum(){
      if (this.filterNumber>0){
        return `(${this.filterNumber})`;
      } return '';
    },
    clearMessage() {
      this.keyword = '';
      this.showMobileTaskFilter = !this.showMobileTaskFilter;
    }

  }
};
</script>
