devextreme
Version:
JavaScript/TypeScript Component Suite for Responsive Web Development
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JavaScript
/**
* DevExtreme (esm/__internal/ui/gantt/ui.gantt.custom_fields.js)
* Version: 25.2.7
* Build date: Tue May 05 2026
*
* Copyright (c) 2012 - 2026 Developer Express Inc. ALL RIGHTS RESERVED
* Read about DevExtreme licensing here: https://js.devexpress.com/Licensing/
*/
import {
compileGetter
} from "../../../core/utils/data";
import {
GanttDataCache
} from "../../ui/gantt/ui.gantt.cache";
import {
GanttHelper
} from "../../ui/gantt/ui.gantt.helper";
const GANTT_TASKS = "tasks";
export class GanttCustomFieldsManager {
constructor(gantt) {
this._gantt = gantt;
this._mappingHelper = gantt._mappingHelper;
this.cache = new GanttDataCache
}
_getTaskCustomFields() {
const {
columns: columns
} = this._gantt.option();
const columnFields = null === columns || void 0 === columns ? void 0 : columns.map(c => c.dataField);
const mappedFields = this._mappingHelper.getTaskMappedFieldNames();
return columnFields ? columnFields.filter(f => !mappedFields.includes(f)) : []
}
_getCustomFieldsData(data) {
return this._getTaskCustomFields().reduce((previous, field) => {
if (data && void 0 !== data[field]) {
previous[field] = data[field]
}
return previous
}, {})
}
addCustomFieldsData(key, data) {
if (data) {
var _this$_gantt$_tasksOp;
const modelData = null === (_this$_gantt$_tasksOp = this._gantt._tasksOption) || void 0 === _this$_gantt$_tasksOp ? void 0 : _this$_gantt$_tasksOp._getItems();
const keyGetter = compileGetter(this._gantt.option("tasks.keyExpr"));
const modelItem = null === modelData || void 0 === modelData ? void 0 : modelData.filter(obj => keyGetter(obj) === key)[0];
const customFields = this._getTaskCustomFields();
if (modelItem) {
for (let i = 0; i < customFields.length; i += 1) {
const field = customFields[i];
if (Object.prototype.hasOwnProperty.call(modelItem, field)) {
data[field] = modelItem[field]
}
}
}
}
}
appendCustomFields(data) {
var _this$_gantt$_tasksOp2;
const modelData = null === (_this$_gantt$_tasksOp2 = this._gantt._tasksOption) || void 0 === _this$_gantt$_tasksOp2 ? void 0 : _this$_gantt$_tasksOp2._getItems();
const keyGetter = this._gantt._getTaskKeyGetter();
const invertedData = GanttHelper.getInvertedData(modelData, keyGetter);
return data.reduce((previous, item) => {
const key = keyGetter(item);
const modelItem = invertedData[key];
if (!modelItem) {
previous.push(item)
} else {
const updatedItem = {};
for (const field in modelItem) {
updatedItem[field] = Object.prototype.hasOwnProperty.call(item, field) ? item[field] : modelItem[field]
}
previous.push(updatedItem)
}
return previous
}, [])
}
addCustomFieldsDataFromCache(key, data) {
this.cache.pullDataFromCache(key, data)
}
saveCustomFieldsDataToCache(key, data) {
let forceUpdateOnKeyExpire = arguments.length > 2 && void 0 !== arguments[2] ? arguments[2] : false;
let isCustomFieldsUpdateOnly = arguments.length > 3 && void 0 !== arguments[3] ? arguments[3] : false;
const customFieldsData = this._getCustomFieldsData(data);
if (Object.keys(customFieldsData).length > 0) {
const updateCallback = (key, data) => {
const dataOption = this._gantt._tasksOption;
if (dataOption && data) {
dataOption.update(key, data, (data, key) => {
var _this$_gantt$_ganttVi, _this$_gantt$_actions;
const updatedCustomFields = {};
this.addCustomFieldsData(key, updatedCustomFields);
dataOption._reloadDataSource().done(data => {
var _this$_gantt$_ganttTr;
null === (_this$_gantt$_ganttTr = this._gantt._ganttTreeList) || void 0 === _this$_gantt$_ganttTr || _this$_gantt$_ganttTr.updateDataSource(data ?? dataOption._dataSource, false, isCustomFieldsUpdateOnly)
});
const selectedRowKey = this._gantt.option("selectedRowKey");
null === (_this$_gantt$_ganttVi = this._gantt._ganttView) || void 0 === _this$_gantt$_ganttVi || _this$_gantt$_ganttVi._selectTask(selectedRowKey);
null === (_this$_gantt$_actions = this._gantt._actionsManager) || void 0 === _this$_gantt$_actions || _this$_gantt$_actions.raiseUpdatedAction("tasks", updatedCustomFields, key)
})
}
};
this.cache.saveData(key, customFieldsData, forceUpdateOnKeyExpire ? updateCallback : null)
}
}
resetCustomFieldsDataCache(key) {
this.cache.resetCache(key)
}
}