'use strict';

/*
 *+------------------------------------------------------------------------+
 *| Licensed Materials - Property of IBM
 *| IBM Cognos Products: BI Dashboard
 *| (C) Copyright IBM Corp. 2017, 2020
 *|
 *| US Government Users Restricted Rights - Use, duplication or disclosure
 *| restricted by GSA ADP Schedule Contract with IBM Corp.
 *+------------------------------------------------------------------------+
 */

define(['underscore', '../../../lib/@waca/core-client/js/core-client/ui/core/Class', '../../../lib/@waca/upgrades/UpgradeBase',
// Ughn - this file should not be in dashboard-core... with dependencies on livewidget...
'dashboard-analytics/dataSources/models/DataSourcesModel', 'dashboard-analytics/dataSources/services/DataSourcesService'], function (_, Class, UpgradeBase, DataSourcesModel, DataSourcesService) {
	//NOSONAR


	var UpgradeShaping = Class.extend([UpgradeBase], {
		init: function init() {
			this.VERSION = 1005;
		},

		ORIGIN_VISUALIZATION: 'visualization',
		ORIGIN_FILTER: 'filter',

		/**
   * Perform upgrade
   *
   * @param {object} spec - spec to perform upgrade on
   *
   * @return {Promise} Promise to be resolved when upgrade performed
   */
		up: function up(spec) {
			this._calcIdMap = {};
			this.dataSourcesService = null;
			this._eventGroupMap = {};
			this._assetIdMap = {};
			this.spec = spec;
			this.dataSourcesService = new DataSourcesService({
				features: {
					API: this.data.dashboardApi,
					Logger: this.data.logger
				}
			});

			this.spec.dataSources = new DataSourcesModel(this.spec.dataSources);
			var dataSetShapingsToUpgrade = _.filter(this.spec.datasetShaping, function (datasetShapingInst) {
				return datasetShapingInst.calculations.length;
			});
			this._buildEventGroupMap();

			return this._upgradeShaping(dataSetShapingsToUpgrade).then(this._upgradeFilters.bind(this)).then(this._upgradeShapingFilters.bind(this)).then(function () {
				this._updateWidgetCalculationReferences();

				// remove old shaping
				delete this.spec.datasetShaping;

				// For pin upgrade with need the JSON back, not the object
				if (this.data.pinUpgrade) {
					if (this.spec.dataSources.toJSON) {
						this.spec.dataSources = this.spec.dataSources.toJSON();
					}

					// Cleanup any temp modules that were created
					this.dataSourcesService.destroy();
				}

				Promise.resolve(this.spec);
			}.bind(this), function (failure) {
				if (this.data.pinUpgrade) {
					// Cleanup any temp modules that were created
					this.dataSourcesService.destroy();
				}
				throw failure;
			});
		},

		/**
   * @returns container Page id containing the layout id
   * @param    widgetId
   */
		getContainerPageId: function getContainerPageId(id) {
			var topParent = this.findTopLevelParentItem(this.spec.layout, id);
			if (topParent) {
				return topParent.id;
			}
			return undefined;
		},

		/**
   * Given any layout item, find its top level parent item (the item in the layout’s root level item list that contains it).
   * @param layout - this is the layout specification in the board spec
   * @param id - the id of the model for a widget
   * @returns the parent object (ie tab) for this model id
   */
		findTopLevelParentItem: function findTopLevelParentItem(layout, id) {
			var itemFound = null;
			_.each(layout.items, function (item) {
				if (item.id === id) {
					itemFound = layout;
				} else if (this.findChildItem(item.items, id) !== null) {
					itemFound = item;
				}
			}.bind(this));
			return itemFound;
		},

		/**
   * Recursively search all layout items and their child items lists for an id which matches
   * the specified id
   * @param items - the items list whose subtree of items lists are to be searched
   * @param id - the id to search for.
   * @returns the item if found or null if this id does not exist in this items list or any child lists.
   */
		findChildItem: function findChildItem(items, id) {
			if (!items) {
				return null;
			}

			var result = null;
			for (var i = 0; i < items.length; ++i) {
				var item = items[i];
				if (item.id === id) {
					// found it!
					result = item;
					break;
				} else if (item.items) {
					item = this.findChildItem(item.items, id);
					if (item) {
						// found it!
						result = item;
						break;
					}
					// otherwise continue with the remaining siblings
				}
			}
			return result;
		},
		_buildEventGroupMap: function _buildEventGroupMap() {
			_.each(this.spec.eventGroups, function (eg) {
				_.each(eg.widgetIds, function (wIds) {
					this._eventGroupMap[wIds] = eg.id;
				}.bind(this));
			}.bind(this));
		},

		_upgradeFilters: function _upgradeFilters() {
			try {
				var pageContextMap = {};
				var promises = [];
				_.each(this.spec.widgets, function (widget) {
					var modelRef = widget && widget.data && widget.data.dataViews[0] ? widget.data.dataViews[0].modelRef : null;
					if (modelRef) {
						var sourceSpec = _.find(this.spec.dataSources.sources.models, function (source) {
							return source.id === modelRef;
						});
						promises.push(this._getModule(sourceSpec, false).then(function (module) {
							if (!this.spec.pageContext) {
								this.spec.pageContext = [];
							}
							if (!_.isEmpty(widget.filters)) {
								this._buildPageContext(module, pageContextMap, widget, sourceSpec.id);
								delete widget.filters;
							}
							if (!_.isEmpty(widget.localFilters)) {
								this._updateLocalFilters(module, widget.localFilters);
							}
						}.bind(this)));
					}
				}.bind(this));
				return Promise.all(promises).then(function () {
					if (!_.isEmpty(pageContextMap)) {
						this.spec.pageContext = _.values(pageContextMap);
					}
				}.bind(this));
			} catch (error) {
				throw error;
			}
		},

		_upgradeShapingFilters: function _upgradeShapingFilters() {
			try {
				var pageContextMap = {};
				var promises = [];
				_.each(this.spec.datasetShaping, function (shaping) {
					var sourceSpec = _.find(this.spec.dataSources.sources.models, function (source) {
						return source.assetId === shaping.id;
					});
					if (sourceSpec) {
						promises.push(this._getModule(sourceSpec, false).then(function (module) {
							if (!this.spec.pageContext) {
								this.spec.pageContext = [];
							}
							if (!_.isEmpty(shaping.filters)) {
								this._addShapingFiltersToPageContext(module, pageContextMap, shaping, sourceSpec.id);
							}
							delete shaping.filters;
						}.bind(this)));
					}
				}.bind(this));
				return Promise.all(promises).then(function () {
					if (!_.isEmpty(pageContextMap)) {
						this.spec.pageContext = this.spec.pageContext.concat(_.values(pageContextMap));
					}
				}.bind(this));
			} catch (error) {
				throw error;
			}
		},

		_updateLocalFilters: function _updateLocalFilters(module, filters) {
			try {
				_.each(filters, function (filter) {
					if (filter.values) {
						if (filter.values[0] && _.isObject(filter.values[0]) && !filter.values[0].operator) {
							this._updateFilterUseValues(module, filter, 'object');
						} else if (filter.values[0] && typeof filter.values[0] === 'string') {
							this._updateFilterUseValues(module, filter, 'string');
						} else if (!filter.values[0]) {
							this._updateFilterUseValues(module, filter, 'null');
						} else {
							this._updateLocalFilters(module, filter.values);
						}
					}
				}.bind(this));
			} catch (error) {
				throw error;
			}
		},

		_addShapingFiltersToPageContext: function _addShapingFiltersToPageContext(module, pageContextMap, shape, sourceId) {
			_.each(shape.filters, function (filter) {

				var mappedProps = this._createTuplesAndHierarchies(module, filter, this.ORIGIN_FILTER);

				var pageContext = {
					'origin': this.ORIGIN_FILTER,
					'table': '',
					'alias': '',
					'sourceId': sourceId,
					'scope': 'global',
					'hierarchyNames': mappedProps.hierarchyNames,
					'hierarchyUniqueNames': mappedProps.hierarchies
				};

				if (filter.operator === 'between' || filter.operator === 'notbetween' || filter.operator === 'lt' || filter.operator === 'gt') {
					pageContext.conditions = this._createCondition(filter);
				} else {
					if (filter.operator === 'notin') {
						pageContext.exclude = true;
					}
					pageContext.tupleSet = mappedProps.tupleSet;
				}

				var uniqueKey = mappedProps.key + pageContext.scope + pageContext.sourceId;
				if (_.isEmpty(pageContextMap[uniqueKey])) {
					pageContextMap[uniqueKey] = pageContext;
				}
			}.bind(this));
		},

		_buildPageContext: function _buildPageContext(module, pageContextMap, widget, sourceId) {
			_.each(widget.filters, function (filter) {
				var mappedProps = this._createTuplesAndHierarchies(module, filter, this.ORIGIN_VISUALIZATION);
				var pageContext = {
					'origin': this.ORIGIN_VISUALIZATION,
					'table': '',
					'alias': '',
					'tupleSet': mappedProps.tupleSet,
					'sourceId': sourceId,
					'hierarchies': mappedProps.hierarchyList,
					'hierarchyUniqueNames': mappedProps.hierarchies,
					'scope': this.getContainerPageId(widget.id),
					'eventSourceId': widget.id,
					'eventGroupId': this._eventGroupMap[widget.id]
				};
				var uniqueKey = mappedProps.key + pageContext.eventGroupId + pageContext.scope + pageContext.sourceId;
				if (_.isEmpty(pageContextMap[uniqueKey])) {
					pageContextMap[uniqueKey] = pageContext;
				}
			}.bind(this));
		},

		_createCondition: function _createCondition(filter) {
			var condition = {
				from: '',
				to: '',
				attributeUniqueNames: [filter.columnId]
			};

			if (filter.operator === 'between' || filter.operator === 'notbetween') {
				condition.from = [filter.values[0].d || filter.values[0].displayValue || filter.values[0]];
				condition.to = [filter.values[1].d || filter.values[1].displayValue || filter.values[1]];
			} else if (filter.operator === 'lt') {
				condition.to = [filter.values[0].d || filter.values[0].displayValue || filter.values[0]];
			} else {
				condition.from = [filter.values[0].d || filter.values[0].displayValue || filter.values[0]];
			}

			if (filter.operator === 'notbetween') {
				condition.invert = true;
			}

			return [condition];
		},

		_createTuplesAndHierarchies: function _createTuplesAndHierarchies(module, filter, origin) {
			var properties;
			switch (filter.operator) {
				case 'in':
				case 'notin':
				case 'isnull':
				case 'between':
				case 'notbetween':
				case 'lt':
				case 'gt':
					this._updateFilterUseValues(module, filter);
					properties = this._buildEdgeFilterTupleSet(module, filter, origin);
					break;
				case 'or':
				case 'not':
					properties = this._buildDataPointFilterTupleSet(module, filter, origin);
					break;
				default:
					properties = {
						'tupleSet': '',
						'hierachyList': '',
						'hierarchies': ''
					};
					break;
			}
			return properties;
		},

		_getMetadataColumn: function _getMetadataColumn(module, columnId) {
			return module ? module.getMetadataColumn(columnId) : null;
		},

		_getMetadataColumnLabel: function _getMetadataColumnLabel(mdColumn) {
			return mdColumn ? mdColumn.getLabel() : null;
		},

		isFacetEnabled: function isFacetEnabled(mdColumn) {
			var facetDefinition = mdColumn && mdColumn.getFacetDefinition ? mdColumn.getFacetDefinition() : null;
			return facetDefinition && facetDefinition.enabled && facetDefinition.enabled.enumValue !== 'false' ? true : false;
		},

		isOlapPackage: function isOlapPackage(mdColumn) {
			var retval = false;
			if (mdColumn) {
				var sourceCategory = mdColumn.getSourceCategory();
				retval = sourceCategory && sourceCategory !== 'column' && mdColumn.getObjectType() === 'QueryItem';
			}
			return retval;
		},

		_isDateOrTimeValue: function _isDateOrTimeValue(dateStr) {
			return isNaN(dateStr) && !isNaN(Date.parse(dateStr));
		},

		_isDateOrTime: function _isDateOrTime(metadata, value) {
			return metadata && metadata.isDateOrTimeType() && this._isDateOrTimeValue(value);
		},

		_isRangeOperator: function _isRangeOperator(operator) {
			return operator && (operator === 'between' || operator === 'notbetween' || operator === 'lt' || operator === 'gt');
		},

		_isRangeFilter: function _isRangeFilter(metadataColumn, filter, value) {
			return this._isRangeOperator(filter.operator) && (_.isNumber(value) || this._isDateOrTime(metadataColumn, value));
		},

		_updateFilterUseValues: function _updateFilterUseValues(module, filter, type) {
			var metadataColumn = this._getMetadataColumn(module, filter.columnId);
			var facetEnabled = this.isFacetEnabled(metadataColumn);
			var isOlap = this.isOlapPackage(metadataColumn);
			if (filter && filter.values) {
				var updateValuesList = [];
				_.each(filter.values, function (value) {
					var mappedObj = {};
					if (type === 'string') {
						mappedObj.u = value;
						mappedObj.d = value;
					} else if (type === 'null') {
						mappedObj = null;
					} else {
						mappedObj.u = !facetEnabled || isOlap || this._isRangeFilter(metadataColumn, filter, value.useValue) || value.useValue === null ? value.useValue : this._mapUseValue(filter.columnId, value.useValue);
						mappedObj.d = value.displayValue;
					}
					updateValuesList.push(mappedObj);
				}.bind(this));
				delete filter.values;
				filter.values = updateValuesList;
			}
		},

		_mapUseValue: function _mapUseValue(hun, value) {
			value = typeof value === 'string' ? value.replace(/]/g, ']]') : value;
			return hun + '->' + '[' + value + ']';
		},

		_buildEdgeFilterTupleSet: function _buildEdgeFilterTupleSet(module, filter, origin) {
			var hunKey = '';
			var tupleSet = {};
			var hierarchyList = [];
			var hierarchies = [];
			var hierarchyNames = [];
			if (origin === this.ORIGIN_FILTER) {
				hierarchyNames.push(this._getMetadataColumnLabel(this._getMetadataColumn(module, filter.columnId)));
			} else {
				hierarchyList.push({
					'hierarchyUniqueName': filter.columnId
				});
			}
			_.each(filter.values, function (value) {
				tupleSet[value.u] = value;
				hunKey += filter.columnId;
				hierarchies.push(filter.columnId);
			});
			var filterProps = {};
			filterProps.tupleSet = JSON.stringify(tupleSet);
			filterProps.hierarchies = _.uniq(hierarchies);
			filterProps.key = hunKey;
			if (origin === this.ORIGIN_FILTER) {
				filterProps.hierarchyNames = hierarchyNames;
			} else if (origin === this.ORIGIN_VISUALIZATION) {
				filterProps.hierarchyList = hierarchyList;
			}
			return filterProps;
		},

		_buildDataPointFilterTupleSet: function _buildDataPointFilterTupleSet(module, filter) {
			var hunKey = '';
			var tupleSet = {};
			var hierarchyList = [];
			var hierarchies = [];
			if (filter.values) {
				_.each(filter.values, function (filters) {
					if (filters.operator === 'and') {
						this._buildAndFilterTuple(module, tupleSet, hierarchyList, filters);
					}
				}.bind(this));
			}
			hierarchyList = _.uniq(hierarchyList);
			_.each(hierarchyList, function (h) {
				hierarchies.push({
					'hierarchyUniqueName': h
				});
				hunKey += h;
			});
			return {
				'tupleSet': JSON.stringify(tupleSet),
				'hierarchyList': _.uniq(hierarchies),
				'hierarchies': _.uniq(hierarchyList),
				'key': hunKey
			};
		},

		_buildAndFilterTuple: function _buildAndFilterTuple(module, tupleSet, hierarchyList, filter) {
			var tupleKey = '';
			var tupleValues = [];
			_.each(filter.values, function (value) {
				this._updateFilterUseValues(module, value);
				_.each(value.values, function (value) {
					tupleKey += value.u;
					tupleValues.push(value);
				}.bind(this));
				hierarchyList.push(value.columnId);
			}.bind(this));
			tupleSet[tupleKey] = tupleValues;
		},

		_upgradeShaping: function _upgradeShaping(datasetShapingsToUpgrade) {
			try {
				var datasetShapingInst = datasetShapingsToUpgrade.shift();
				if (datasetShapingInst) {
					return this._upgradeShapingInstance(datasetShapingInst).then(function () {
						this.spec.queriedForUpgrade = true;
						return this._upgradeShaping(datasetShapingsToUpgrade);
					}.bind(this));
				} else {
					return Promise.resolve(true);
				}
			} catch (error) {
				throw error;
			}
		},

		_getSourcesCollection: function _getSourcesCollection(dataSourceModel) {
			var sourcesCollection = this.dataSourcesService.getSourcesCollection(dataSourceModel);
			return sourcesCollection.getSources();
		},

		_getModule: function _getModule(sourceSpec, forceTemp) {
			if (!sourceSpec) {
				throw new Error('Could not find source specfication');
			}

			if (forceTemp === true) {
				sourceSpec.useTempModule = true;
			}
			var sources = this._getSourcesCollection(this.spec.dataSources);

			var existingSource = _.find(sources, function (source) {
				return source.getAssetId() === sourceSpec.assetId;
			});

			if (!existingSource) {
				throw new Error('Could not find source module');
			} else {
				var showErrorToast = typeof this.data.showErrorToast === 'undefined' ? true : this.data.showErrorToast;
				return existingSource.getModule(null, showErrorToast);
			}
		},

		_upgradeShapingInstance: function _upgradeShapingInstance(datasetShapingInst) {
			try {
				var sourceSpec = _.find(this.spec.dataSources.sources.models, function (source) {
					return source.assetId === datasetShapingInst.id;
				});
				if (!sourceSpec) {
					return Promise.resolve(true);
				}
				return this._getModule(sourceSpec, true).then(function (module) {
					return this._addCalculation(module, datasetShapingInst.calculations);
				}.bind(this), function (failure) {
					if (this.data.pinUpgrade) {
						// Cleanup any temp modules that were created
						this.dataSourcesService.destroy();
					}
					throw failure;
				}.bind(this));
			} catch (error) {
				throw error;
			}
		},

		_addCalculation: function _addCalculation(module, calculations) {
			var calculation = calculations.shift();
			if (calculation) {
				// For percent change, the new opereation to use is ¢
				var operation = calculation.expr.op === '%d' ? '¢' : calculation.expr.op;

				var calcProperties = {
					inputtedName: calculation.label,
					operation: operation,
					elementOperands: [],
					numberOperands: []
				};

				_.each(calculation.expr.params, function (param) {
					var metaDataColumn = module.getMetadataColumn(this._calcIdMap[param.col] || param.col);
					calcProperties.elementOperands.push(metaDataColumn.moserObject);
				}.bind(this));

				// For old % change calculation we need to reverse the array of data items or we won't get the same numbers as in R6.
				if (operation === '¢') {
					calcProperties.elementOperands.reverse();
				}

				return module.addCalculation(calcProperties).then(function (newCalculationId) {
					this._calcIdMap[calculation.id] = newCalculationId;
					return this._addCalculation(module, calculations);
				}.bind(this));
			} else {
				return Promise.resolve(true);
			}
		},

		_updateWidgetCalculationReferences: function _updateWidgetCalculationReferences() {
			try {
				_.each(this.spec.widgets, function (widget) {
					var dataViews = widget.data && widget.data.dataViews ? widget.data.dataViews : [];
					_.each(dataViews, function (dataView) {
						_.each(dataView.dataItems, function (dataItem) {
							dataItem.itemId = this._calcIdMap[dataItem.itemId] || dataItem.itemId;
						}.bind(this));
					}.bind(this));
					_.each(widget.localFilters, function (localFilter) {
						localFilter.columnId = this._calcIdMap[localFilter.columnId] || localFilter.columnId;
					}.bind(this));
				}.bind(this));
			} catch (error) {
				throw error;
			}
		},

		down: function down(spec) {
			return Promise.resolve(spec);
		}
	});

	return new UpgradeShaping();
});
//# sourceMappingURL=waca_shaping.js.map