datahub/wherehows-web/app/controllers/flows.js

import Ember from 'ember';

export default Ember.Controller.extend({
  currentName: null,
  urn: null,
  queryParams: null,
  previousPage: function () {
    var model = this.get("model");
    if (model && model.data && model.data.page) {
      var currentPage = model.data.page;
      if (currentPage <= 1) {
        return currentPage;
      }
      else {
        return currentPage - 1;
      }
    } else {
      return 1;
    }

  }.property('model.data.page'),
  nextPage: function () {
    var model = this.get("model");
    if (model && model.data && model.data.page) {
      var currentPage = model.data.page;
      var totalPages = model.data.totalPages;
      if (currentPage >= totalPages) {
        return totalPages;
      }
      else {
        return currentPage + 1;
      }
    } else {
      return 1;
    }
  }.property('model.data.page'),
  first: function () {
    var model = this.get("model");
    if (model && model.data && model.data.page) {
      var currentPage = model.data.page;
      if (currentPage <= 1) {
        return true;
      }
      else {
        return false
      }
    } else {
      return false;
    }
  }.property('model.data.page'),
  last: function () {
    var model = this.get("model");
    if (model && model.data && model.data.page) {
      var currentPage = model.data.page;
      var totalPages = model.data.totalPages;
      if (currentPage >= totalPages) {
        return true;
      }
      else {
        return false
      }
    } else {
      return false;
    }
  }.property('model.data.page')
});