/**
 * 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.
 */

module.exports = Em.Route.extend({
  route: '/reassign',

  enter: function (router) {
    console.log('in /service/reassign:enter');
    Em.run.next(function () {
      var reassignMasterController = router.get('reassignMasterController');
      App.router.get('updateController').set('isWorking', false);
      var popup = App.ModalPopup.show({
        classNames: ['full-width-modal'],
        header: Em.I18n.t('services.reassign.header'),
        bodyClass: App.ReassignMasterView.extend({
          controller: reassignMasterController
        }),
        primary: Em.I18n.t('form.cancel'),
        showFooter: false,
        secondary: null,

        onPrimary: function () {
          this.hide();
          App.router.get('updateController').set('isWorking', true);
          App.router.transitionTo('main.services.index');
        },
        onClose: function () {
          var reassignMasterController = router.get('reassignMasterController');
          var currStep = reassignMasterController.get('currentStep');

          if (parseInt(currStep) > 3) {
            var self = this;
            App.showConfirmationPopup(function(){
              self.hide();
              reassignMasterController.setCurrentStep('1');
              router.get('reassignMasterWizardStep' + currStep + 'Controller').removeObserver('tasks.@each.status', this, 'onTaskStatusChange');
              App.clusterStatus.setClusterStatus({
                clusterName: router.get('reassignMasterController.content.cluster.name'),
                clusterState: 'DEFAULT',
                wizardControllerName: 'reassignMasterController',
                localdb: App.db.data
              });
              router.get('updateController').set('isWorking', true);
              router.transitionTo('main.services.index')
            }, Em.I18n.t('services.reassign.closePopup').format(reassignMasterController.get('content.reassign.display_name')));
          } else {
            this.hide();
            reassignMasterController.setCurrentStep('1');
            router.get('updateController').set('isWorking', true);
            router.transitionTo('main.services.index')
          }
        },
        didInsertElement: function () {
          this.fitHeight();
        }
      });
      reassignMasterController.set('popup', popup);
      reassignMasterController.loadSecurityEnabled();
      reassignMasterController.loadComponentToReassign();
      var currentClusterStatus = App.clusterStatus.get('value');
      if (currentClusterStatus) {
        switch (currentClusterStatus.clusterState) {
          case 'REASSIGN_MASTER_INSTALLING' :
            reassignMasterController.setCurrentStep(currentClusterStatus.localdb.ReassignMaster.currentStep);
            break;
        }
      }
      router.transitionTo('step' + reassignMasterController.get('currentStep'));
    });
  },

  step1: Em.Route.extend({
    route: '/step1',
    connectOutlets: function (router) {
      console.log('in reassignMaster.step1:connectOutlets');
      var controller = router.get('reassignMasterController');
      controller.setCurrentStep('1');
      controller.dataLoading().done(function () {
        controller.loadAllPriorSteps();
        controller.connectOutlet('reassignMasterWizardStep1', controller.get('content'));
      })
    },
    next: function (router) {
      App.db.setMasterComponentHosts(undefined);
      router.transitionTo('step2');
    },

    unroutePath: function () {
      return false;
    }
  }),

  step2: Em.Route.extend({
    route: '/step2',
    connectOutlets: function (router) {
      console.log('in reassignMaster.step2:connectOutlets');
      var controller = router.get('reassignMasterController');
      controller.setCurrentStep('2');
      controller.dataLoading().done(function () {
        controller.loadAllPriorSteps();
        controller.connectOutlet('reassignMasterWizardStep2', controller.get('content'));
      })

    },
    back: Em.Router.transitionTo('step1'),
    next: function (router) {
      var controller = router.get('reassignMasterController');
      var reassignMasterWizardStep2 = router.get('reassignMasterWizardStep2Controller');
      controller.saveMasterComponentHosts(reassignMasterWizardStep2);
      var reassignHosts = {};
      var componentName = reassignMasterWizardStep2.get('content.reassign.component_name');
      var masterAssignmentsHosts = reassignMasterWizardStep2.get('selectedServicesMasters').filterProperty('component_name', componentName).mapProperty('selectedHost');
      var currentMasterHosts = App.HostComponent.find().filterProperty('componentName', componentName).mapProperty('host.hostName');
      masterAssignmentsHosts.forEach(function (host) {
        if (!currentMasterHosts.contains(host)) {
          reassignHosts.target = host;
        }
      }, this);
      currentMasterHosts.forEach(function (host) {
        if (!masterAssignmentsHosts.contains(host)) {
          reassignHosts.source = host;
        }
      }, this);
      controller.saveReassignHosts(reassignHosts);
      router.transitionTo('step3');
    },

    unroutePath: function () {
      return false;
    }
  }),

  step3: Em.Route.extend({
    route: '/step3',
    connectOutlets: function (router) {
      console.log('in reassignMaster.step3:connectOutlets');
      var controller = router.get('reassignMasterController');
      controller.setCurrentStep('3');
      controller.dataLoading().done(function () {
        controller.loadAllPriorSteps();
        controller.connectOutlet('reassignMasterWizardStep3', controller.get('content'));
      })
    },
    back: Em.Router.transitionTo('step2'),
    next: function (router) {
      App.db.setReassignTasksStatuses(undefined);
      App.db.setReassignMasterWizardLogs(undefined);
      App.clusterStatus.setClusterStatus({
        clusterName: router.get('reassignMasterController.content.cluster.name'),
        clusterState: 'REASSIGN_MASTER_INSTALLING',
        wizardControllerName: 'reassignMasterController',
        localdb: App.db.data
      });
      router.transitionTo('step4');
    },

    unroutePath: function () {
      return false;
    }
  }),

  step4: Em.Route.extend({
    route: '/step4',
    connectOutlets: function (router) {
      console.log('in reassignMaster.step4:connectOutlets');
      var controller = router.get('reassignMasterController');
      controller.setCurrentStep('4');
      controller.dataLoading().done(function () {
        controller.loadAllPriorSteps();
        controller.setLowerStepsDisable(4);
        controller.connectOutlet('reassignMasterWizardStep4', controller.get('content'));
      })
    },
    next: function (router) {
      router.get('reassignMasterController').setCurrentStep('5');
      App.clusterStatus.setClusterStatus({
        clusterName: router.get('reassignMasterController.content.cluster.name'),
        clusterState: 'REASSIGN_MASTER_INSTALLING',
        wizardControllerName: 'reassignMasterController',
        localdb: App.db.data
      });
      router.transitionTo('step5');
    },

    complete: function (router) {
      var controller = router.get('reassignMasterController');
      var reassignMasterWizardStep4 = router.get('reassignMasterWizardStep4Controller');
      if (!reassignMasterWizardStep4.get('isSubmitDisabled')) {
        controller.finish();
        controller.get('popup').hide();
        App.clusterStatus.setClusterStatus({
          clusterName: router.get('reassignMasterController.content.cluster.name'),
          clusterState: 'DEFAULT',
          wizardControllerName: 'reassignMasterController',
          localdb: App.db.data
        });
        router.transitionTo('main.index');
        location.reload();
      }
    },

    unroutePath: function () {
      return false;
    }
  }),

  step5: Em.Route.extend({
    route: '/step5',
    connectOutlets: function (router) {
      console.log('in reassignMaster.step5:connectOutlets');
      var controller = router.get('reassignMasterController');
      controller.setCurrentStep('5');
      controller.dataLoading().done(function () {
        controller.loadAllPriorSteps();
        controller.setLowerStepsDisable(5);
        if ((controller.get('content.reassign.component_name') === 'NAMENODE') || controller.get('content.reassign.component_name') === 'SECONDARY_NAMENODE') {
          controller.usersLoading().done(function () {
            controller.connectOutlet('reassignMasterWizardStep5', controller.get('content'));
          })
        } else {
          controller.connectOutlet('reassignMasterWizardStep5', controller.get('content'));
        }
      })
    },
    next: function (router) {
      App.showConfirmationPopup(function () {
        router.transitionTo('step6');
      }, Em.I18n.t('services.reassign.step5.confirmPopup.body'));
    },

    unroutePath: function () {
      return false;
    }
  }),

  step6: Em.Route.extend({
    route: '/step6',
    connectOutlets: function (router) {
      console.log('in reassignMaster.step6:connectOutlets');
      var controller = router.get('reassignMasterController');
      controller.setCurrentStep('6');
      controller.dataLoading().done(function () {
        controller.loadAllPriorSteps();
        controller.setLowerStepsDisable(6);
        controller.connectOutlet('reassignMasterWizardStep6', controller.get('content'));
      })
    },

    next: function (router) {
      var controller = router.get('reassignMasterController');
      var reassignMasterWizardStep6 = router.get('reassignMasterWizardStep6Controller');
      if (!reassignMasterWizardStep6.get('isSubmitDisabled')) {
        controller.finish();
        controller.get('popup').hide();
        App.clusterStatus.setClusterStatus({
          clusterName: router.get('reassignMasterController.content.cluster.name'),
          clusterState: 'DEFAULT',
          wizardControllerName: 'reassignMasterController',
          localdb: App.db.data
        });
        router.transitionTo('main.index');
        location.reload();
      }
    },

    unroutePath: function () {
      return false;
    }
  }),


  gotoStep1: Em.Router.transitionTo('step1'),

  gotoStep2: Em.Router.transitionTo('step2'),

  gotoStep3: Em.Router.transitionTo('step3'),

  gotoStep4: Em.Router.transitionTo('step4'),

  gotoStep5: Em.Router.transitionTo('step5'),

  gotoStep6: Em.Router.transitionTo('step6'),

  backToServices: function (router) {
    App.router.get('updateController').set('isWorking', true);
    router.transitionTo('services');
  }

});