devextreme
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HTML5 JavaScript Component Suite for Responsive Web Development
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JavaScript
/**
* DevExtreme (cjs/ui/grid_core/ui.grid_core.data_controller.js)
* Version: 22.1.9
* Build date: Tue Apr 18 2023
*
* Copyright (c) 2012 - 2023 Developer Express Inc. ALL RIGHTS RESERVED
* Read about DevExtreme licensing here: https://js.devexpress.com/Licensing/
*/
"use strict";
exports.dataControllerModule = void 0;
var _renderer = _interopRequireDefault(require("../../core/renderer"));
var _uiGrid_core = _interopRequireDefault(require("./ui.grid_core.modules"));
var _uiGrid_core2 = _interopRequireDefault(require("./ui.grid_core.utils"));
var _array_store = _interopRequireDefault(require("../../data/array_store"));
var _custom_store = _interopRequireDefault(require("../../data/custom_store"));
var _ui = _interopRequireDefault(require("../widget/ui.errors"));
var _common = require("../../core/utils/common");
var _iterator = require("../../core/utils/iterator");
var _type = require("../../core/utils/type");
var _extend = require("../../core/utils/extend");
var _data_helper = _interopRequireDefault(require("../../data_helper"));
var _deferred = require("../../core/utils/deferred");
var _array_compare = require("../../core/utils/array_compare");
function _interopRequireDefault(obj) {
return obj && obj.__esModule ? obj : {
default: obj
}
}
var dataControllerModule = {
defaultOptions: function() {
return {
loadingTimeout: 0,
dataSource: null,
cacheEnabled: true,
repaintChangesOnly: false,
highlightChanges: false,
onDataErrorOccurred: null,
remoteOperations: "auto",
paging: {
enabled: true,
pageSize: void 0,
pageIndex: void 0
}
}
},
controllers: {
data: _uiGrid_core.default.Controller.inherit(_data_helper.default).inherit(function() {
var changePaging = function(that, optionName, value) {
var dataSource = that._dataSource;
if (dataSource) {
if (void 0 !== value) {
var oldValue = that._getPagingOptionValue(optionName);
if (oldValue !== value) {
if ("pageSize" === optionName) {
dataSource.pageIndex(0)
}
dataSource[optionName](value);
that._skipProcessingPagingChange = true;
that.option("paging." + optionName, value);
that._skipProcessingPagingChange = false;
var pageIndex = dataSource.pageIndex();
that._isPaging = "pageIndex" === optionName;
return dataSource["pageIndex" === optionName ? "load" : "reload"]().done((function() {
that._isPaging = false;
that.pageChanged.fire(pageIndex)
}))
}
return (0, _deferred.Deferred)().resolve().promise()
}
return dataSource[optionName]()
}
return 0
};
var members = {
init: function() {
var _this = this;
var that = this;
that._items = [];
that._cachedProcessedItems = null;
that._columnsController = that.getController("columns");
that._isPaging = false;
that._currentOperationTypes = null;
that._dataChangedHandler = function(e) {
that._currentOperationTypes = _this._dataSource.operationTypes();
that._handleDataChanged(e);
that._currentOperationTypes = null
};
that._columnsChangedHandler = that._handleColumnsChanged.bind(that);
that._loadingChangedHandler = that._handleLoadingChanged.bind(that);
that._loadErrorHandler = that._handleLoadError.bind(that);
that._customizeStoreLoadOptionsHandler = that._handleCustomizeStoreLoadOptions.bind(that);
that._changingHandler = that._handleChanging.bind(that);
that._dataPushedHandler = that._handleDataPushed.bind(that);
that._columnsController.columnsChanged.add(that._columnsChangedHandler);
that._isLoading = false;
that._isCustomLoading = false;
that._repaintChangesOnly = void 0;
that._changes = [];
that.createAction("onDataErrorOccurred");
that.dataErrorOccurred.add((function(error) {
return that.executeAction("onDataErrorOccurred", {
error: error
})
}));
that._refreshDataSource()
},
_getPagingOptionValue: function(optionName) {
return this._dataSource[optionName]()
},
callbackNames: function() {
return ["changed", "loadingChanged", "dataErrorOccurred", "pageChanged", "dataSourceChanged", "pushed"]
},
callbackFlags: function(name) {
if ("dataErrorOccurred" === name) {
return {
stopOnFalse: true
}
}
},
publicMethods: function() {
return ["beginCustomLoading", "endCustomLoading", "refresh", "filter", "clearFilter", "getCombinedFilter", "keyOf", "byKey", "getDataByKeys", "pageIndex", "pageSize", "pageCount", "totalCount", "_disposeDataSource", "getKeyByRowIndex", "getRowIndexByKey", "getDataSource", "getVisibleRows", "repaintRows"]
},
reset: function() {
this._columnsController.reset();
this._items = [];
this._refreshDataSource()
},
_handleDataSourceChange: function(args) {
if (args.value === args.previousValue || this.option("columns") && Array.isArray(args.value) && Array.isArray(args.previousValue)) {
var isValueChanged = args.value !== args.previousValue;
if (isValueChanged) {
var store = this.store();
if (store) {
store._array = args.value
}
}
if (this.needToRefreshOnDataSourceChange(args)) {
this.refresh(this.option("repaintChangesOnly"))
}
return true
}
return false
},
needToRefreshOnDataSourceChange: function(args) {
return true
},
optionChanged: function(args) {
var _this2 = this;
var that = this;
var dataSource;
var changedPagingOptions;
function handled() {
args.handled = true
}
if ("dataSource" === args.name && args.name === args.fullName && this._handleDataSourceChange(args)) {
handled();
return
}
switch (args.name) {
case "cacheEnabled":
case "repaintChangesOnly":
case "highlightChanges":
case "loadingTimeout":
handled();
break;
case "remoteOperations":
case "keyExpr":
case "dataSource":
case "scrolling":
handled();
that.reset();
break;
case "paging":
dataSource = that.dataSource();
if (dataSource) {
changedPagingOptions = that._setPagingOptions(dataSource);
if (changedPagingOptions) {
var pageIndex = dataSource.pageIndex();
this._isPaging = changedPagingOptions.isPageIndexChanged;
dataSource.load().done((function() {
_this2._isPaging = false;
that.pageChanged.fire(pageIndex)
}))
}
}
handled();
break;
case "rtlEnabled":
that.reset();
break;
case "columns":
dataSource = that.dataSource();
if (dataSource && dataSource.isLoading() && args.name === args.fullName) {
this._useSortingGroupingFromColumns = true;
dataSource.load()
}
break;
default:
that.callBase(args)
}
},
isReady: function() {
return !this._isLoading
},
getDataSource: function() {
return this._dataSource && this._dataSource._dataSource
},
getCombinedFilter: function(returnDataField) {
return this.combinedFilter(void 0, returnDataField)
},
combinedFilter: function(filter, returnDataField) {
var dataSource = this._dataSource;
var columnsController = this._columnsController;
if (dataSource) {
if (void 0 === filter) {
filter = dataSource.filter()
}
var additionalFilter = this._calculateAdditionalFilter();
if (additionalFilter) {
if (columnsController.isDataSourceApplied() || columnsController.isAllDataTypesDefined()) {
filter = _uiGrid_core2.default.combineFilters([additionalFilter, filter])
}
}
filter = columnsController.updateFilter(filter, returnDataField || dataSource.remoteOperations().filtering)
}
return filter
},
waitReady: function() {
if (this._updateLockCount) {
this._readyDeferred = new _deferred.Deferred;
return this._readyDeferred
}
return (0, _deferred.when)()
},
_endUpdateCore: function() {
var changes = this._changes;
if (changes.length) {
this._changes = [];
var repaintChangesOnly = changes.every((function(change) {
return change.repaintChangesOnly
}));
this.updateItems(1 === changes.length ? changes[0] : {
repaintChangesOnly: repaintChangesOnly
})
}
if (this._readyDeferred) {
this._readyDeferred.resolve();
this._readyDeferred = null
}
},
_handleCustomizeStoreLoadOptions: function(e) {
var _storeLoadOptions$fil;
var columnsController = this._columnsController;
var dataSource = this._dataSource;
var storeLoadOptions = e.storeLoadOptions;
if (e.isCustomLoading && !storeLoadOptions.isLoadingAll) {
return
}
storeLoadOptions.filter = this.combinedFilter(storeLoadOptions.filter);
if (1 === (null === (_storeLoadOptions$fil = storeLoadOptions.filter) || void 0 === _storeLoadOptions$fil ? void 0 : _storeLoadOptions$fil.length) && "!" === storeLoadOptions.filter[0]) {
e.data = [];
e.extra = e.extra || {};
e.extra.totalCount = 0
}
if (!columnsController.isDataSourceApplied()) {
columnsController.updateColumnDataTypes(dataSource)
}
this._columnsUpdating = true;
columnsController.updateSortingGrouping(dataSource, !this._useSortingGroupingFromColumns);
this._columnsUpdating = false;
storeLoadOptions.sort = columnsController.getSortDataSourceParameters();
storeLoadOptions.group = columnsController.getGroupDataSourceParameters();
dataSource.sort(storeLoadOptions.sort);
dataSource.group(storeLoadOptions.group);
storeLoadOptions.sort = columnsController.getSortDataSourceParameters(!dataSource.remoteOperations().sorting);
e.group = columnsController.getGroupDataSourceParameters(!dataSource.remoteOperations().grouping)
},
_handleColumnsChanged: function(e) {
var that = this;
var changeTypes = e.changeTypes;
var optionNames = e.optionNames;
var filterValue;
var filterValues;
var filterApplied;
if (changeTypes.sorting || changeTypes.grouping) {
if (that._dataSource && !that._columnsUpdating) {
that._dataSource.group(that._columnsController.getGroupDataSourceParameters());
that._dataSource.sort(that._columnsController.getSortDataSourceParameters());
that.reload()
}
} else if (changeTypes.columns) {
filterValues = that._columnsController.columnOption(e.columnIndex, "filterValues");
if (optionNames.filterValues || optionNames.filterType && Array.isArray(filterValues) || optionNames.filterValue || optionNames.selectedFilterOperation || optionNames.allowFiltering) {
filterValue = that._columnsController.columnOption(e.columnIndex, "filterValue");
if (Array.isArray(filterValues) || void 0 === e.columnIndex || (0, _type.isDefined)(filterValue) || !optionNames.selectedFilterOperation || optionNames.filterValue) {
that._applyFilter();
filterApplied = true
}
}
if (!that._needApplyFilter && !_uiGrid_core2.default.checkChanges(optionNames, ["width", "visibleWidth", "filterValue", "bufferedFilterValue", "selectedFilterOperation", "filterValues", "filterType"])) {
that._columnsController.columnsChanged.add((function updateItemsHandler(change) {
var _change$changeTypes;
that._columnsController.columnsChanged.remove(updateItemsHandler);
that.updateItems({
repaintChangesOnly: false,
virtualColumnsScrolling: null === change || void 0 === change ? void 0 : null === (_change$changeTypes = change.changeTypes) || void 0 === _change$changeTypes ? void 0 : _change$changeTypes.virtualColumnsScrolling
})
}))
}
if ((0, _type.isDefined)(optionNames.visible)) {
var column = that._columnsController.columnOption(e.columnIndex);
if (column && ((0, _type.isDefined)(column.filterValue) || (0, _type.isDefined)(column.filterValues))) {
that._applyFilter();
filterApplied = true
}
}
}
if (!filterApplied && changeTypes.filtering) {
that.reload()
}
},
_handleDataChanged: function(e) {
var that = this;
var dataSource = that._dataSource;
var columnsController = that._columnsController;
var isAsyncDataSourceApplying = false;
this._useSortingGroupingFromColumns = false;
if (dataSource && !that._isDataSourceApplying) {
that._isDataSourceApplying = true;
(0, _deferred.when)(that._columnsController.applyDataSource(dataSource)).done((function() {
if (that._isLoading) {
that._handleLoadingChanged(false)
}
if (isAsyncDataSourceApplying && e && e.isDelayed) {
e.isDelayed = false
}
that._isDataSourceApplying = false;
var needApplyFilter = that._needApplyFilter;
that._needApplyFilter = false;
if (needApplyFilter && !that._isAllDataTypesDefined && (additionalFilter = that._calculateAdditionalFilter(), additionalFilter && additionalFilter.length)) {
_ui.default.log("W1005", that.component.NAME);
that._applyFilter()
} else {
that.updateItems(e, true)
}
var additionalFilter
})).fail((function() {
that._isDataSourceApplying = false
}));
if (that._isDataSourceApplying) {
isAsyncDataSourceApplying = true;
that._handleLoadingChanged(true)
}
that._needApplyFilter = !that._columnsController.isDataSourceApplied();
that._isAllDataTypesDefined = columnsController.isAllDataTypesDefined()
}
},
_handleLoadingChanged: function(isLoading) {
this._isLoading = isLoading;
this._fireLoadingChanged()
},
_handleLoadError: function(e) {
this.dataErrorOccurred.fire(e)
},
_handleDataPushed: function(changes) {
this.pushed.fire(changes)
},
fireError: function() {
this.dataErrorOccurred.fire(_ui.default.Error.apply(_ui.default, arguments))
},
_setPagingOptions: function(dataSource) {
var pageIndex = this.option("paging.pageIndex");
var pageSize = this.option("paging.pageSize");
var pagingEnabled = this.option("paging.enabled");
var scrollingMode = this.option("scrolling.mode");
var appendMode = "infinite" === scrollingMode;
var virtualMode = "virtual" === scrollingMode;
var paginate = pagingEnabled || virtualMode || appendMode;
var isPaginateChanged = false;
var isPageSizeChanged = false;
var isPageIndexChanged = false;
dataSource.requireTotalCount(!appendMode);
if (void 0 !== pagingEnabled && dataSource.paginate() !== paginate) {
dataSource.paginate(paginate);
isPaginateChanged = true
}
if (void 0 !== pageSize && dataSource.pageSize() !== pageSize) {
dataSource.pageSize(pageSize);
isPageSizeChanged = true
}
if (void 0 !== pageIndex && dataSource.pageIndex() !== pageIndex) {
dataSource.pageIndex(pageIndex);
isPageIndexChanged = true
}
if (isPaginateChanged || isPageSizeChanged || isPageIndexChanged) {
return {
isPaginateChanged: isPaginateChanged,
isPageSizeChanged: isPageSizeChanged,
isPageIndexChanged: isPageIndexChanged
}
}
return false
},
_getSpecificDataSourceOption: function() {
var dataSource = this.option("dataSource");
if (Array.isArray(dataSource)) {
return {
store: {
type: "array",
data: dataSource,
key: this.option("keyExpr")
}
}
}
return dataSource
},
_initDataSource: function() {
var oldDataSource = this._dataSource;
this.callBase();
var dataSource = this._dataSource;
this._useSortingGroupingFromColumns = true;
this._cachedProcessedItems = null;
if (dataSource) {
var changedPagingOptions = this._setPagingOptions(dataSource);
this._isPaging = null === changedPagingOptions || void 0 === changedPagingOptions ? void 0 : changedPagingOptions.isPageIndexChanged;
this.setDataSource(dataSource)
} else if (oldDataSource) {
this.updateItems()
}
},
_loadDataSource: function() {
var that = this;
var dataSource = that._dataSource;
var result = new _deferred.Deferred;
(0, _deferred.when)(this._columnsController.refresh(true)).always((function() {
if (dataSource) {
dataSource.load().done((function() {
that._isPaging = false;
result.resolve.apply(result, arguments)
})).fail(result.reject)
} else {
result.resolve()
}
}));
return result.promise()
},
_beforeProcessItems: function(items) {
return items.slice(0)
},
getRowIndexDelta: function() {
return 0
},
getDataIndex: function(change) {
var visibleItems = this._items;
var lastVisibleItem = "append" === change.changeType && visibleItems.length > 0 ? visibleItems[visibleItems.length - 1] : null;
return (0, _type.isDefined)(null === lastVisibleItem || void 0 === lastVisibleItem ? void 0 : lastVisibleItem.dataIndex) ? lastVisibleItem.dataIndex + 1 : 0
},
_processItems: function(items, change) {
var that = this;
var rowIndexDelta = that.getRowIndexDelta();
var changeType = change.changeType;
var visibleColumns = that._columnsController.getVisibleColumns(null, "loadingAll" === changeType);
var dataIndex = this.getDataIndex(change);
var options = {
visibleColumns: visibleColumns,
dataIndex: dataIndex
};
var result = [];
(0, _iterator.each)(items, (function(index, item) {
if ((0, _type.isDefined)(item)) {
options.rowIndex = index - rowIndexDelta;
item = that._processItem(item, options);
result.push(item)
}
}));
return result
},
_processItem: function(item, options) {
item = this._generateDataItem(item, options);
item = this._processDataItem(item, options);
item.dataIndex = options.dataIndex++;
return item
},
_generateDataItem: function(data) {
return {
rowType: "data",
data: data,
key: this.keyOf(data)
}
},
_processDataItem: function(dataItem, options) {
dataItem.values = this.generateDataValues(dataItem.data, options.visibleColumns);
return dataItem
},
generateDataValues: function(data, columns, isModified) {
var values = [];
var value;
for (var i = 0; i < columns.length; i++) {
var column = columns[i];
value = isModified ? void 0 : null;
if (!column.command) {
if (column.calculateCellValue) {
value = column.calculateCellValue(data)
} else if (column.dataField) {
value = data[column.dataField]
}
}
values.push(value)
}
return values
},
_applyChange: function(change) {
if ("update" === change.changeType) {
this._applyChangeUpdate(change)
} else if (this.items().length && change.repaintChangesOnly && "refresh" === change.changeType) {
this._applyChangesOnly(change)
} else if ("refresh" === change.changeType) {
this._applyChangeFull(change)
}
},
_applyChangeFull: function(change) {
this._items = change.items.slice(0)
},
_getRowIndices: function(change) {
var rowIndices = change.rowIndices.slice(0);
var rowIndexDelta = this.getRowIndexDelta();
rowIndices.sort((function(a, b) {
return a - b
}));
for (var i = 0; i < rowIndices.length; i++) {
var correctedRowIndex = rowIndices[i];
if (change.allowInvisibleRowIndices) {
correctedRowIndex += rowIndexDelta
}
if (correctedRowIndex < 0) {
rowIndices.splice(i, 1);
i--
}
}
return rowIndices
},
_applyChangeUpdate: function(change) {
var that = this;
var items = change.items;
var rowIndices = that._getRowIndices(change);
var rowIndexDelta = that.getRowIndexDelta();
var repaintChangesOnly = that.option("repaintChangesOnly");
var prevIndex = -1;
var rowIndexCorrection = 0;
var changeType;
change.items = [];
change.rowIndices = [];
change.columnIndices = [];
change.changeTypes = [];
var equalItems = function(item1, item2, strict) {
var result = item1 && item2 && (0, _common.equalByValue)(item1.key, item2.key);
if (result && strict) {
result = item1.rowType === item2.rowType && ("detail" !== item2.rowType || item1.isEditing === item2.isEditing)
}
return result
};
(0, _iterator.each)(rowIndices, (function(index, rowIndex) {
var columnIndices;
rowIndex += rowIndexCorrection + rowIndexDelta;
if (prevIndex === rowIndex) {
return
}
prevIndex = rowIndex;
var oldItem = that._items[rowIndex];
var oldNextItem = that._items[rowIndex + 1];
var newItem = items[rowIndex];
var newNextItem = items[rowIndex + 1];
var strict = equalItems(oldItem, oldNextItem) || equalItems(newItem, newNextItem);
if (newItem) {
newItem.rowIndex = rowIndex;
change.items.push(newItem)
}
if (oldItem && newItem && equalItems(oldItem, newItem, strict)) {
changeType = "update";
that._items[rowIndex] = newItem;
if (oldItem.visible !== newItem.visible) {
change.items.splice(-1, 1, {
visible: newItem.visible
})
} else if (repaintChangesOnly && !change.isFullUpdate) {
columnIndices = that._partialUpdateRow(oldItem, newItem, rowIndex - rowIndexDelta)
}
} else if (newItem && !oldItem || newNextItem && equalItems(oldItem, newNextItem, strict)) {
changeType = "insert";
that._items.splice(rowIndex, 0, newItem);
rowIndexCorrection++
} else if (oldItem && !newItem || oldNextItem && equalItems(newItem, oldNextItem, strict)) {
changeType = "remove";
that._items.splice(rowIndex, 1);
rowIndexCorrection--;
prevIndex = -1
} else if (newItem) {
changeType = "update";
that._items[rowIndex] = newItem
} else {
return
}
change.rowIndices.push(rowIndex - rowIndexDelta);
change.changeTypes.push(changeType);
change.columnIndices.push(columnIndices)
}))
},
_isCellChanged: function(oldRow, newRow, visibleRowIndex, columnIndex, isLiveUpdate) {
if (JSON.stringify(oldRow.values[columnIndex]) !== JSON.stringify(newRow.values[columnIndex])) {
return true
}
function isCellModified(row, columnIndex) {
return row.modifiedValues ? void 0 !== row.modifiedValues[columnIndex] : false
}
if (isCellModified(oldRow, columnIndex) !== isCellModified(newRow, columnIndex)) {
return true
}
return false
},
_getChangedColumnIndices: function(oldItem, newItem, visibleRowIndex, isLiveUpdate) {
var columnIndices;
if (oldItem.rowType === newItem.rowType) {
if ("group" !== newItem.rowType && "groupFooter" !== newItem.rowType) {
columnIndices = [];
if ("detail" !== newItem.rowType) {
for (var columnIndex = 0; columnIndex < oldItem.values.length; columnIndex++) {
if (this._isCellChanged(oldItem, newItem, visibleRowIndex, columnIndex, isLiveUpdate)) {
columnIndices.push(columnIndex)
}
}
}
}
if ("group" === newItem.rowType && newItem.isExpanded === oldItem.isExpanded && oldItem.cells) {
columnIndices = oldItem.cells.map((function(cell, index) {
var _cell$column;
return "groupExpand" !== (null === (_cell$column = cell.column) || void 0 === _cell$column ? void 0 : _cell$column.type) ? index : -1
})).filter((function(index) {
return index >= 0
}))
}
}
return columnIndices
},
_partialUpdateRow: function(oldItem, newItem, visibleRowIndex, isLiveUpdate) {
var _changedColumnIndices;
var changedColumnIndices = this._getChangedColumnIndices(oldItem, newItem, visibleRowIndex, isLiveUpdate);
if (null !== (_changedColumnIndices = changedColumnIndices) && void 0 !== _changedColumnIndices && _changedColumnIndices.length && this.option("dataRowTemplate")) {
changedColumnIndices = void 0
}
if (changedColumnIndices) {
oldItem.cells && oldItem.cells.forEach((function(cell, columnIndex) {
var isCellChanged = changedColumnIndices.indexOf(columnIndex) >= 0;
if (!isCellChanged && cell && cell.update) {
cell.update(newItem)
}
}));
newItem.update = oldItem.update;
newItem.watch = oldItem.watch;
newItem.cells = oldItem.cells;
if (isLiveUpdate) {
newItem.oldValues = oldItem.values
}
oldItem.update && oldItem.update(newItem)
}
return changedColumnIndices
},
_isItemEquals: function(item1, item2) {
if (JSON.stringify(item1.values) !== JSON.stringify(item2.values)) {
return false
}
if (["modified", "isNewRow", "removed", "isEditing"].some((function(field) {
return item1[field] !== item2[field]
}))) {
return false
}
if ("group" === item1.rowType || "groupFooter" === item1.rowType) {
var _item1$data, _item2$data, _item1$data2, _item2$data2;
var expandedMatch = item1.isExpanded === item2.isExpanded;
var summaryCellsMatch = JSON.stringify(item1.summaryCells) === JSON.stringify(item2.summaryCells);
var continuationMatch = (null === (_item1$data = item1.data) || void 0 === _item1$data ? void 0 : _item1$data.isContinuation) === (null === (_item2$data = item2.data) || void 0 === _item2$data ? void 0 : _item2$data.isContinuation) && (null === (_item1$data2 = item1.data) || void 0 === _item1$data2 ? void 0 : _item1$data2.isContinuationOnNextPage) === (null === (_item2$data2 = item2.data) || void 0 === _item2$data2 ? void 0 : _item2$data2.isContinuationOnNextPage);
if (!expandedMatch || !summaryCellsMatch || !continuationMatch) {
return false
}
}
return true
},
_applyChangesOnly: function(change) {
var _change$isLiveUpdate, _this3 = this;
var rowIndices = [];
var columnIndices = [];
var changeTypes = [];
var items = [];
var newIndexByKey = {};
var isLiveUpdate = null !== (_change$isLiveUpdate = null === change || void 0 === change ? void 0 : change.isLiveUpdate) && void 0 !== _change$isLiveUpdate ? _change$isLiveUpdate : true;
function getRowKey(row) {
if (row) {
return row.rowType + "," + JSON.stringify(row.key)
}
}
var currentItems = this._items;
var oldItems = currentItems.slice();
change.items.forEach((function(item, index) {
var key = getRowKey(item);
newIndexByKey[key] = index;
item.rowIndex = index
}));
var result = (0, _array_compare.findChanges)(oldItems, change.items, getRowKey, (function(item1, item2) {
if (!_this3._isItemEquals(item1, item2)) {
return false
}
if (item1.cells) {
item1.update && item1.update(item2);
item1.cells.forEach((function(cell) {
if (cell && cell.update) {
cell.update(item2, true)
}
}))
}
return true
}));
if (!result) {
this._applyChangeFull(change);
return
}
result.forEach((function(change) {
switch (change.type) {
case "update":
var index = change.index;
var newItem = change.data;
var oldItem = change.oldItem;
var changedColumnIndices = _this3._partialUpdateRow(oldItem, newItem, index, isLiveUpdate);
rowIndices.push(index);
changeTypes.push("update");
items.push(newItem);
currentItems[index] = newItem;
columnIndices.push(changedColumnIndices);
break;
case "insert":
rowIndices.push(change.index);
changeTypes.push("insert");
items.push(change.data);
columnIndices.push(void 0);
currentItems.splice(change.index, 0, change.data);
break;
case "remove":
rowIndices.push(change.index);
changeTypes.push("remove");
currentItems.splice(change.index, 1);
items.push(change.oldItem);
columnIndices.push(void 0)
}
}));
change.repaintChangesOnly = true;
change.changeType = "update";
change.rowIndices = rowIndices;
change.columnIndices = columnIndices;
change.changeTypes = changeTypes;
change.items = items;
if (oldItems.length) {
change.isLiveUpdate = true
}
this._correctRowIndices((function(rowIndex) {
var oldRowIndexOffset = _this3._rowIndexOffset || 0;
var rowIndexOffset = _this3.getRowIndexOffset();
var oldItem = oldItems[rowIndex - oldRowIndexOffset];
var key = getRowKey(oldItem);
var newVisibleRowIndex = newIndexByKey[key];
return newVisibleRowIndex >= 0 ? newVisibleRowIndex + rowIndexOffset - rowIndex : 0
}))
},
_correctRowIndices: _common.noop,
_afterProcessItems: function(items) {
return items
},
_updateItemsCore: function(change) {
var items;
var dataSource = this._dataSource;
var changeType = change.changeType || "refresh";
change.changeType = changeType;
if (dataSource) {
var cachedProcessedItems = this._cachedProcessedItems;
if (change.useProcessedItemsCache && cachedProcessedItems) {
items = cachedProcessedItems
} else {
items = change.items || dataSource.items();
items = this._beforeProcessItems(items);
items = this._processItems(items, change);
this._cachedProcessedItems = items
}
items = this._afterProcessItems(items, change);
change.items = items;
var oldItems = this._items.length === items.length && this._items;
this._applyChange(change);
var rowIndexDelta = this.getRowIndexDelta();
(0, _iterator.each)(this._items, (function(index, item) {
item.rowIndex = index - rowIndexDelta;
if (oldItems) {
item.cells = oldItems[index].cells || []
}
var newItem = items[index];
if (newItem) {
item.loadIndex = newItem.loadIndex
}
}));
this._rowIndexOffset = this.getRowIndexOffset()
} else {
this._items = []
}
},
_handleChanging: function(e) {
var rows = this.getVisibleRows();
var dataSource = this.dataSource();
if (dataSource) {
e.changes.forEach((function(change) {
if ("insert" === change.type && change.index >= 0) {
var dataIndex = 0;
for (var i = 0; i < change.index; i++) {
var row = rows[i];
if (row && ("data" === row.rowType || "group" === row.rowType)) {
dataIndex++
}
}
change.index = dataIndex
}
}))
}
},
updateItems: function(change, isDataChanged) {
change = change || {};
if (void 0 !== this._repaintChangesOnly) {
var _change$repaintChange;
change.repaintChangesOnly = null !== (_change$repaintChange = change.repaintChangesOnly) && void 0 !== _change$repaintChange ? _change$repaintChange : this._repaintChangesOnly;
change.needUpdateDimensions = change.needUpdateDimensions || this._needUpdateDimensions
} else if (change.changes) {
change.repaintChangesOnly = this.option("repaintChangesOnly")
} else if (isDataChanged) {
var operationTypes = this.dataSource().operationTypes();
change.repaintChangesOnly = operationTypes && !operationTypes.grouping && !operationTypes.filtering && this.option("repaintChangesOnly");
change.isDataChanged = true;
if (operationTypes && (operationTypes.reload || operationTypes.paging || operationTypes.groupExpanding)) {
change.needUpdateDimensions = true
}
}
if (this._updateLockCount && !change.cancel) {
this._changes.push(change);
return
}
this._updateItemsCore(change);
if (change.cancel) {
return
}
this._fireChanged(change)
},
loadingOperationTypes: function() {
var dataSource = this.dataSource();
return dataSource && dataSource.loadingOperationTypes() || {}
},
_fireChanged: function(change) {
var _this4 = this;
if (this._currentOperationTypes) {
change.operationTypes = this._currentOperationTypes;
this._currentOperationTypes = null
}(0, _common.deferRender)((function() {
_this4.changed.fire(change)
}))
},
isLoading: function() {
return this._isLoading || this._isCustomLoading
},
_fireLoadingChanged: function() {
this.loadingChanged.fire(this.isLoading(), this._loadingText)
},
_calculateAdditionalFilter: function() {
return null
},
_applyFilter: function() {
var _this5 = this;
var dataSource = this._dataSource;
if (dataSource) {
dataSource.pageIndex(0);
this._isFilterApplying = true;
return this.reload().done((function() {
if (_this5._isFilterApplying) {
_this5.pageChanged.fire()
}
}))
}
},
resetFilterApplying: function() {
this._isFilterApplying = false
},
filter: function(filterExpr) {
var dataSource = this._dataSource;
var filter = dataSource && dataSource.filter();
if (0 === arguments.length) {
return filter
}
filterExpr = arguments.length > 1 ? Array.prototype.slice.call(arguments, 0) : filterExpr;
if (_uiGrid_core2.default.equalFilterParameters(filter, filterExpr)) {
return
}
if (dataSource) {
dataSource.filter(filterExpr)
}
this._applyFilter()
},
clearFilter: function(filterName) {