/**
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

var App = require('app');
var filters = require('views/common/filter_view');
var sort = require('views/common/sort_view');
var date = require('utils/date');

App.MainMirroringEditDataSetView = Em.View.extend({
  name: 'mainMirroringEditDataSetView',
  templateName: require('templates/main/mirroring/edit_dataset'),

  datasetTypeOptions: [Em.I18n.t('mirroring.dataset.type.HDFS'), Em.I18n.t('mirroring.dataset.type.Hive')],

  targetClusterSelect: Em.Select.extend({
    classNames: ['target-cluster-select'],

    content: function () {
      if (!this.get('parentView.isLoaded')) return [];
      return App.TargetCluster.find().mapProperty('name').without(App.get('clusterName')).concat(Em.I18n.t('mirroring.dataset.addTargetCluster'));
    }.property('parentView.isLoaded'),

    change: function () {
      if (this.get('selection') === Em.I18n.t('mirroring.dataset.addTargetCluster')) {
        this.set('selection', this.get('content')[0]);
        App.router.get('mainMirroringController').manageClusters();
      }
      this.set('parentView.controller.formFields.datasetTargetClusterName', this.get('selection'))
    }
  }),

  repeatOptions: [Em.I18n.t('mirroring.dataset.repeat.minutes'), Em.I18n.t('mirroring.dataset.repeat.hours'), Em.I18n.t('mirroring.dataset.repeat.days'), Em.I18n.t('mirroring.dataset.repeat.months')],

  middayPeriodOptions: [Em.I18n.t('mirroring.dataset.middayPeriod.am'), Em.I18n.t('mirroring.dataset.middayPeriod.pm')],

  hourOptions: ['01', '02', '03', '04', '05', '06', '07', '08', '09', '10', '11', '12'],

  minuteOptions: ['00', '05', '10', '15', '20', '25', '30', '35', '40', '45', '50', '55'],

  isLoaded: function () {
    return App.router.get('mainMirroringController.isLoaded');
  }.property('App.router.mainMirroringController.isLoaded'),

  fillForm: function () {
    var isEdit = this.get('controller.isEdit');
    var selectedDataset = App.router.get('mainMirroringController.selectedDataset');
    if (this.get('isLoaded') && selectedDataset && isEdit) {
      var dataset = App.Dataset.find().findProperty('name', selectedDataset.get('id'));
      var scheduleStartDate = dataset.get('scheduleStartDate');
      var scheduleEndDate = dataset.get('scheduleEndDate');
      var formFields = this.get('controller.formFields');
      formFields.set('datasetName', dataset.get('name'));
      formFields.set('datasetSourceDir', dataset.get('sourceDir'));
      formFields.set('datasetTargetDir', dataset.get('targetDir'));
      formFields.set('datasetTargetClusterName', dataset.get('targetClusterName'));
      formFields.set('datasetFrequency', dataset.get('frequency'));
      formFields.set('repeatOptionSelected', dataset.get('frequencyUnit'));
      formFields.set('datasetStartDate', scheduleStartDate.slice(5, 7) + '/' + scheduleStartDate.slice(8, 10) + '/' + scheduleStartDate.slice(0, 4));
      formFields.set('datasetEndDate', scheduleEndDate.slice(5, 7) + '/' + scheduleEndDate.slice(8, 10) + '/' + scheduleEndDate.slice(0, 4));
      var startHours = scheduleStartDate.slice(11, 13);
      var endHours = scheduleEndDate.slice(11, 13);
      formFields.set('hoursForStart', this.get('controller').toAMPMHours(startHours));
      formFields.set('hoursForEnd', this.get('controller').toAMPMHours(endHours));
      formFields.set('minutesForStart', scheduleStartDate.slice(14, 16));
      formFields.set('minutesForEnd', scheduleEndDate.slice(14, 16));
      formFields.set('middayPeriodForStart', startHours > 12 || startHours === '00' ? 'PM' : 'AM');
      formFields.set('middayPeriodForEnd', endHours > 12 || endHours === '00' ? 'PM' : 'AM');
    }
  }.observes('isLoaded', 'App.router.mainMirroringController.selectedDataset', 'controller.isEdit'),

  didInsertElement: function () {
    $('.datepicker').datepicker({
      format: 'mm/dd/yyyy'
    });
    this.fillForm();
  },

  willDestroyElement: function () {
    var controller = this.get('controller');
    Em.keys(this.get('controller.formFields')).forEach(function (key) {
      controller.removeObserver('formFields.' + key, controller, 'validate');
    }, this);
    this._super();
  },

  init: function () {
    this.get('controller').clearStep();
    this._super();
  }
});