"use strict";

/**
 * Licensed Materials - Property of IBM
 * IBM Cognos Products: Cognos Analytics
 * Copyright IBM Corp. 2017, 2017
 * US Government Users Restricted Rights - Use, duplication or disclosure
 * restricted by GSA ADP Schedule Contract with IBM Corp.
 */
define(['underscore', 'bi/commons/ui/core/Class'], function (_, Class) {
  var BaseCustomizationService = Class.extend({
    init: function init(options) {
      BaseCustomizationService.inherited('init', this, arguments);

      _.extend(this, options);

      this._ajaxService = options.glassContext.services.ajax;
      this._customizations = null;
    },

    /*
     * Abstract methods
     */
    getCustomizations: function getCustomizations(id) {},
    saveCustomizations: function saveCustomizations(id) {},
    _getCustomizationsWithDefaults: function _getCustomizationsWithDefaults() {},
    _getCustomizations: function _getCustomizations(url) {
      return Promise.try(function () {
        if (this._customizations === null) {
          return this._ajaxGet(url).then(function (result) {
            this._customizations = result;
          }.bind(this));
        }
      }.bind(this)).then(this._getCustomizationsWithDefaults.bind(this));
    },
    _setCustomization: function _setCustomization(id, key, value) {
      return Promise.try(function () {
        return this.getCustomizations(id).then(function () {
          this._customizations[key] = value;
          return this.saveCustomizations(id);
        }.bind(this)).then(this._getCustomizationsWithDefaults.bind(this));
      }.bind(this));
    },
    _saveCustomizations: function _saveCustomizations(url) {
      return this._ajaxPut(url, this._customizations);
    },
    _replaceDefaultsWCustomValues: function _replaceDefaultsWCustomValues(returnValue, customizations, key) {
      if (returnValue.hasOwnProperty(key) && customizations[key]) {
        if (key === 'ui_excludedFeatures' && customizations.ui_excludedFeatures.ids) {
          returnValue.ui_excludedFeatures.ids = customizations.ui_excludedFeatures.ids;
        } else if (key === 'ui_teamFolders' && customizations.ui_teamFolders.pathRef) {
          returnValue.ui_teamFolders.pathRef = customizations.ui_teamFolders.pathRef;
        } else if (key === 'fileUpload_location' && customizations.fileUpload_location) {
          returnValue.fileUpload_location = customizations.fileUpload_location;
        } else if (key === 'baseTextDirection') {//do nothing
        } else {
          returnValue[key] = customizations[key];
        }

        if (key === 'biDirectionalFeaturesEnabled') {
          returnValue.baseTextDirection = customizations.baseTextDirection;
        }
      }
    },
    setHomePage: function setHomePage(id, homePage) {
      return this._setCustomization(id, 'ui_homePage', homePage);
    },
    setTheme: function setTheme(id, theme) {
      return this._setCustomization(id, 'ui_theme', theme);
    },
    setExcludedFeatures: function setExcludedFeatures(id, excludedFeatures) {
      return this._setCustomization(id, 'ui_excludedFeatures', excludedFeatures);
    },
    setTeamFolders: function setTeamFolders(id, teamFolders) {
      return this._setCustomization(id, 'ui_teamFolders', teamFolders);
    },
    setCustomSaveLocation: function setCustomSaveLocation(id, customSaveLocation) {
      return this._setCustomization(id, 'fileUpload_location', customSaveLocation);
    },
    setParameters: function setParameters(id, parameters) {
      return this._setCustomization(id, 'parameters', parameters);
    },
    setParameterValues: function setParameterValues(id, parameterValues) {
      return this._setCustomization(id, 'parameter_values', parameterValues);
    },
    resetFeatures: function resetFeatures(id) {
      return this._setCustomization(id, 'ui_excludedFeatures', {
        'ids': []
      });
    },
    setRegionalSettings: function setRegionalSettings(id, regionalSettings) {
      return this.getCustomizations(id).then(function () {
        this._customizations.productLocale = regionalSettings.productLocale;
        this._customizations.contentLocale = regionalSettings.contentLocale;
        this._customizations.timeZoneID = regionalSettings.timeZoneID;
        this._customizations.baseTextDirection = regionalSettings.baseTextDirection;
        this._customizations.biDirectionalFeaturesEnabled = regionalSettings.biDirectionalFeaturesEnabled;
        return this.saveCustomizations(id);
      }.bind(this)).then(this._getCustomizationsWithDefaults.bind(this));
    },
    _getBaseOptions: function _getBaseOptions() {
      return {
        contentType: BaseCustomizationService._contentType,
        dataType: 'json'
      };
    },
    _ajaxHelper: function _ajaxHelper(url, method, data) {
      var options = this._getBaseOptions();

      options.method = method;
      options.url = url;

      if (data !== undefined) {
        options.data = JSON.stringify(data);
      }

      return this._ajaxService.ajax(options);
    },
    _ajaxGet: function _ajaxGet(url) {
      return this._ajaxHelper(url, 'GET');
    },
    _ajaxDelete: function _ajaxDelete(url) {
      return this._ajaxHelper(url, 'DELETE');
    },
    _ajaxPut: function _ajaxPut(url, data) {
      return this._ajaxHelper(url, 'PUT', data);
    },
    _ajaxPost: function _ajaxPost(url, data) {
      return this._ajaxHelper(url, 'POST', data);
    },
    _fetchGet: function _fetchGet(url) {
      var options = this._getBaseOptions();

      return this.glassContext.services.fetch.get(url, options);
    },
    _fetchPut: function _fetchPut(url, data) {
      var options = this._getBaseOptions();

      options.data = JSON.stringify(data);
      return this.glassContext.services.fetch.put(url, options);
    }
  });
  BaseCustomizationService._contentType = 'application/json; charset=utf-8';
  return BaseCustomizationService;
});