devextreme/cjs/__internal/grids/data_grid/focus/m_focus.js

HTML5 JavaScript Component Suite for Responsive Web Development

/**
 * DevExtreme (cjs/__internal/grids/data_grid/focus/m_focus.js)
 * Version: 23.2.6
 * Build date: Wed May 01 2024
 *
 * Copyright (c) 2012 - 2024 Developer Express Inc. ALL RIGHTS RESERVED
 * Read about DevExtreme licensing here: https://js.devexpress.com/Licensing/
 */

"use strict";
var _common = require("../../../../core/utils/common");
var _data = require("../../../../core/utils/data");
var _deferred = require("../../../../core/utils/deferred");
var _type = require("../../../../core/utils/type");
var _m_focus = require("../../../grids/grid_core/focus/m_focus");
var _m_core = _interopRequireDefault(require("../m_core"));
var _m_utils = require("../m_utils");

function _interopRequireDefault(obj) {
    return obj && obj.__esModule ? obj : {
        default: obj
    }
}

function _extends() {
    _extends = Object.assign ? Object.assign.bind() : function(target) {
        for (var i = 1; i < arguments.length; i++) {
            var source = arguments[i];
            for (var key in source) {
                if (Object.prototype.hasOwnProperty.call(source, key)) {
                    target[key] = source[key]
                }
            }
        }
        return target
    };
    return _extends.apply(this, arguments)
}

function _inheritsLoose(subClass, superClass) {
    subClass.prototype = Object.create(superClass.prototype);
    subClass.prototype.constructor = subClass;
    _setPrototypeOf(subClass, superClass)
}

function _setPrototypeOf(o, p) {
    _setPrototypeOf = Object.setPrototypeOf ? Object.setPrototypeOf.bind() : function(o, p) {
        o.__proto__ = p;
        return o
    };
    return _setPrototypeOf(o, p)
}
const MAX_SAFE_INTEGER = Number.MAX_SAFE_INTEGER || 9007199254740991;
const data = Base => function(_focusModule$extender) {
    _inheritsLoose(FocusDataControllerExtender, _focusModule$extender);

    function FocusDataControllerExtender() {
        return _focusModule$extender.apply(this, arguments) || this
    }
    var _proto = FocusDataControllerExtender.prototype;
    _proto.changeRowExpand = function(path, isRowClick) {
        if (this.option("focusedRowEnabled") && Array.isArray(path) && this.isRowExpanded(path)) {
            if ((!isRowClick || !this._keyboardNavigationController.isKeyboardEnabled()) && this._isFocusedRowInsideGroup(path)) {
                this.option("focusedRowKey", path)
            }
        }
        return _focusModule$extender.prototype.changeRowExpand.call(this, path, isRowClick)
    };
    _proto._isFocusedRowInsideGroup = function(path) {
        const focusedRowKey = this.option("focusedRowKey");
        const rowIndex = this.getRowIndexByKey(focusedRowKey);
        const focusedRow = rowIndex >= 0 && this.getVisibleRows()[rowIndex];
        const groups = this._columnsController.getGroupDataSourceParameters(true);
        if (focusedRow) {
            for (let i = 0; i < path.length; ++i) {
                const getter = (0, _data.compileGetter)(groups[i] && groups[i].selector);
                if (getter(focusedRow.data) !== path[i]) {
                    return false
                }
            }
        }
        return true
    };
    _proto._getGroupPath = function(groupItem, groupCount) {
        const groupPath = [];
        let items = [groupItem];
        while (items && items[0] && groupCount) {
            const item = items[0];
            if (void 0 !== item.key) {
                groupPath.push(item.key)
            }
            items = item.items;
            groupCount--
        }
        return groupPath
    };
    _proto._expandGroupByPath = function(that, groupPath, level) {
        const d = new _deferred.Deferred;
        level++;
        that.expandRow(groupPath.slice(0, level)).done(() => {
            if (level === groupPath.length) {
                d.resolve()
            } else {
                that._expandGroupByPath(that, groupPath, level).done(d.resolve).fail(d.reject)
            }
        }).fail(d.reject);
        return d.promise()
    };
    _proto._calculateGlobalRowIndexByGroupedData = function(key) {
        const that = this;
        const dataSource = that._dataSource;
        const filter = that._generateFilterByKey(key);
        const deferred = new _deferred.Deferred;
        const isGroupKey = Array.isArray(key);
        const group = dataSource.group();
        if (isGroupKey) {
            return deferred.resolve(-1).promise()
        }
        if (!dataSource._grouping._updatePagingOptions) {
            that._calculateGlobalRowIndexByFlatData(key, null, true).done(deferred.resolve).fail(deferred.reject);
            return deferred
        }
        dataSource.load({
            filter: that._concatWithCombinedFilter(filter),
            group: group
        }).done(data => {
            if (!data || 0 === data.length || !(0, _type.isDefined)(data[0].key) || -1 === data[0].key) {
                return deferred.resolve(-1).promise()
            }
            const groupPath = that._getGroupPath(data[0], group.length);
            that._expandGroupByPath(that, groupPath, 0).done(() => {
                that._calculateExpandedRowGlobalIndex(deferred, key, groupPath, group)
            }).fail(deferred.reject)
        }).fail(deferred.reject);
        return deferred.promise()
    };
    _proto._calculateExpandedRowGlobalIndex = function(deferred, key, groupPath, group) {
        const groupFilter = (0, _m_utils.createGroupFilter)(groupPath, {
            group: group
        });
        const dataSource = this._dataSource;
        const scrollingMode = this.option("scrolling.mode");
        const isVirtualScrolling = "virtual" === scrollingMode || "infinite" === scrollingMode;
        const pageSize = dataSource.pageSize();
        let groupOffset;
        dataSource._grouping._updatePagingOptions({
            skip: 0,
            take: MAX_SAFE_INTEGER
        }, (groupInfo, totalOffset) => {
            if ((0, _common.equalByValue)(groupInfo.path, groupPath)) {
                groupOffset = totalOffset
            }
        });
        this._calculateGlobalRowIndexByFlatData(key, groupFilter).done(dataOffset => {
            let count;
            let groupContinuationCount;
            if (dataOffset < 0) {
                deferred.resolve(-1);
                return
            }
            const currentPageOffset = groupOffset % pageSize || pageSize;
            count = currentPageOffset + dataOffset - groupPath.length;
            if (isVirtualScrolling) {
                groupContinuationCount = 0
            } else {
                groupContinuationCount = Math.floor(count / (pageSize - groupPath.length)) * groupPath.length
            }
            count = groupOffset + dataOffset + groupContinuationCount;
            deferred.resolve(count)
        }).fail(deferred.reject)
    };
    return FocusDataControllerExtender
}(_m_focus.focusModule.extenders.controllers.data(Base));
_m_core.default.registerModule("focus", _extends(_extends({}, _m_focus.focusModule), {
    extenders: _extends(_extends({}, _m_focus.focusModule.extenders), {
        controllers: _extends(_extends({}, _m_focus.focusModule.extenders.controllers), {
            data: data
        })
    })
}));