/*
 * Copyright 2015 Mirantis, Inc.
 *
 * Licensed 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.
 **/

define([
  'intern/dojo/node!lodash',
  'tests/functional/pages/modal',
  'tests/functional/pages/dashboard',
  'intern/dojo/node!leadfoot/helpers/pollUntil',
  'tests/functional/helpers'
], function(_, ModalWindow, DashboardPage, pollUntil) {
  'use strict';
  function ClusterPage(remote) {
    this.remote = remote;
    this.modal = new ModalWindow(remote);
    this.dashboardPage = new DashboardPage(remote);
  }

  ClusterPage.prototype = {
    constructor: ClusterPage,
    goToTab: function(tabName) {
      return this.remote
        .findByCssSelector('.cluster-page .tabs')
          .clickLinkByText(tabName)
          .end()
        .then(pollUntil(function(textToFind) {
          return window.$('.cluster-tab.active').text() === textToFind || null;
        }, [tabName], 3000));
    },
    removeCluster: function(clusterName) {
      var self = this;
      return this.remote
        .clickLinkByText('Dashboard')
        .clickByCssSelector('button.delete-environment-btn')
        .then(function() {
          return self.modal.waitToOpen();
        })
        .then(function() {
          return self.modal.clickFooterButton('Delete');
        })
        .findAllByCssSelector('div.confirm-deletion-form input[type=text]')
          .then(function(confirmInputs) {
            if (confirmInputs.length) {
              return confirmInputs[0]
                .type(clusterName)
                .then(function() {
                  return self.modal.clickFooterButton('Delete');
                });
            }
          })
          .end()
        .then(function() {
          return self.modal.waitToClose();
        })
        .waitForCssSelector('.clusters-page', 2000)
        .waitForDeletedByCssSelector('.clusterbox', 20000);
    },
    searchForNode: function(nodeName) {
      return this.remote
        .clickByCssSelector('button.btn-search')
        .setInputValue('input[name=search]', nodeName);
    },
    checkNodeRoles: function(assignRoles) {
      return this.remote
        .findAllByCssSelector('div.role-panel label')
        .then(function(roles) {
          return roles.reduce(
            function(result, role) {
              return role
                .getVisibleText()
                .then(function(label) {
                  var index = assignRoles.indexOf(label.substr(1));
                  if (index >= 0) {
                    role.click();
                    assignRoles.splice(index, 1);
                    return !assignRoles.length;
                  }
                });
            },
            false
          );
        });
    },
    checkNodes: function(amount, status) {
      var self = this;
      status = status || 'discover';
      return this.remote
        .then(function() {
          return _.range(amount).reduce(
            function(result, index) {
              return self.remote
                .findAllByCssSelector('.node' + '.' + status + ' > label')
                  .then(function(nodes) {
                    return nodes[index].click();
                  })
                  .catch(function(e) {
                    throw new Error('Failed to add ' + amount + ' nodes to the cluster: ' + e);
                  });
            },
            true);
        });
    },
    resetEnvironment: function(clusterName) {
      var self = this;
      return this.remote
        .clickByCssSelector('button.reset-environment-btn')
        .then(function() {
          return self.modal.waitToOpen();
        })
        .then(function() {
          return self.modal.checkTitle('Reset Environment');
        })
        .then(function() {
          return self.modal.clickFooterButton('Reset');
        })
        .findAllByCssSelector('div.confirm-reset-form input[type=text]')
          .then(function(confirmationInputs) {
            if (confirmationInputs.length) {
              return confirmationInputs[0]
                .type(clusterName)
                .then(function() {
                  return self.modal.clickFooterButton('Reset');
                });
            }
          })
          .end()
        .then(function() {
          return self.modal.waitToClose();
        })
        .waitForElementDeletion('div.progress-bar', 20000);
    },
    isTabLocked: function(tabName) {
      var self = this;
      return this.remote
        .then(function() {
          return self.goToTab(tabName);
        })
        .waitForCssSelector('div.tab-content div.row.changes-locked', 2000)
          .then(_.constant(true), _.constant(false));
    },
    deployEnvironment: function() {
      var self = this;
      return this.remote
        .then(function() {
          return self.goToTab('Dashboard');
        })
        .then(function() {
          return self.dashboardPage.startDeployment();
        })
        .waitForElementDeletion('.dashboard-block .progress', 60000)
        .waitForCssSelector('.links-block', 5000);
    }
  };
  return ClusterPage;
});