devextreme
Version:
HTML5 JavaScript Component Suite for Responsive Web Development
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JavaScript
/**
* DevExtreme (esm/ui/pivot_grid/ui.pivot_grid.utils.js)
* Version: 21.1.4
* Build date: Mon Jun 21 2021
*
* Copyright (c) 2012 - 2021 Developer Express Inc. ALL RIGHTS RESERVED
* Read about DevExtreme licensing here: https://js.devexpress.com/Licensing/
*/
import {
isNumeric,
isDefined,
type
} from "../../core/utils/type";
import coreAjaxUtils from "../../core/utils/ajax";
import {
compileGetter
} from "../../core/utils/data";
import {
each,
map
} from "../../core/utils/iterator";
import {
extend
} from "../../core/utils/extend";
import localizationDate from "../../localization/date";
import formatHelper from "../../format_helper";
import {
DataSource
} from "../../data/data_source/data_source";
import ArrayStore from "../../data/array_store";
import {
when,
Deferred
} from "../../core/utils/deferred";
export var setFieldProperty = function(field, property, value, isInitialization) {
var initProperties = field._initProperties = field._initProperties || {};
var initValue = isInitialization ? value : field[property];
if (!Object.prototype.hasOwnProperty.call(initProperties, property) || isInitialization) {
initProperties[property] = initValue
}
field[property] = value
};
export function sendRequest(options) {
return coreAjaxUtils.sendRequest(options)
}
var foreachTreeAsyncDate = new Date;
function createForeachTreeFunc(isAsync) {
return function foreachTreeFunc(items, callback, parentAtFirst, members, index, isChildrenProcessing) {
members = members || [];
items = items || [];
var i;
var deferred;
index = index || 0;
function createForeachTreeAsyncHandler(deferred, i, isChildrenProcessing) {
when(foreachTreeFunc(items, callback, parentAtFirst, members, i, isChildrenProcessing)).done(deferred.resolve)
}
for (i = index; i < items.length; i++) {
if (isAsync && i > index && i % 1e4 === 0 && new Date - foreachTreeAsyncDate >= 300) {
foreachTreeAsyncDate = new Date;
deferred = new Deferred;
setTimeout(createForeachTreeAsyncHandler(deferred, i, false), 0);
return deferred
}
var item = items[i];
if (!isChildrenProcessing) {
members.unshift(item);
if (parentAtFirst && false === callback(members, i)) {
return
}
if (item.children) {
var childrenDeferred = foreachTreeFunc(item.children, callback, parentAtFirst, members);
if (isAsync && childrenDeferred) {
deferred = new Deferred;
childrenDeferred.done(createForeachTreeAsyncHandler(deferred, i, true));
return deferred
}
}
}
isChildrenProcessing = false;
if (!parentAtFirst && false === callback(members, i)) {
return
}
members.shift();
if (items[i] !== item) {
i--
}
}
}
}
export var foreachTree = createForeachTreeFunc(false);
export var foreachTreeAsync = createForeachTreeFunc(true);
export function findField(fields, id) {
if (fields && isDefined(id)) {
for (var i = 0; i < fields.length; i++) {
var field = fields[i];
if (field.name === id || field.caption === id || field.dataField === id || field.index === id) {
return i
}
}
}
return -1
}
export function formatValue(value, options) {
var valueText = value === value && formatHelper.format(value, options.format);
var formatObject = {
value: value,
valueText: valueText || ""
};
return options.customizeText ? options.customizeText.call(options, formatObject) : formatObject.valueText
}
export function getCompareFunction(valueSelector) {
return function(a, b) {
var result = 0;
var valueA = valueSelector(a);
var valueB = valueSelector(b);
var aIsDefined = isDefined(valueA);
var bIsDefined = isDefined(valueB);
if (aIsDefined && bIsDefined) {
if (valueA > valueB) {
result = 1
} else if (valueA < valueB) {
result = -1
}
}
if (aIsDefined && !bIsDefined) {
result = 1
}
if (!aIsDefined && bIsDefined) {
result = -1
}
return result
}
}
export function createPath(items) {
var result = [];
for (var i = items.length - 1; i >= 0; i--) {
result.push(items[i].key || items[i].value)
}
return result
}
export function foreachDataLevel(data, callback, index, childrenField) {
index = index || 0;
childrenField = childrenField || "children";
if (data.length) {
callback(data, index)
}
for (var i = 0; i < data.length; i++) {
var item = data[i];
if (item[childrenField] && item[childrenField].length) {
foreachDataLevel(item[childrenField], callback, index + 1, childrenField)
}
}
}
export function mergeArraysByMaxValue(values1, values2) {
var result = [];
for (var i = 0; i < values1.length; i++) {
result.push(Math.max(values1[i] || 0, values2[i] || 0))
}
return result
}
export function getExpandedLevel(options, axisName) {
var dimensions = options[axisName];
var expandLevel = 0;
var expandedPaths = ("columns" === axisName ? options.columnExpandedPaths : options.rowExpandedPaths) || [];
if (options.headerName === axisName) {
expandLevel = options.path.length
} else if (options.headerName && options.headerName !== axisName && options.oppositePath) {
expandLevel = options.oppositePath.length
} else {
each(expandedPaths, (function(_, path) {
expandLevel = Math.max(expandLevel, path.length)
}))
}
while (dimensions[expandLevel + 1] && dimensions[expandLevel].expanded) {
expandLevel++
}
return expandLevel
}
function createGroupFields(item) {
return map(["year", "quarter", "month"], (function(value, index) {
return extend({}, item, {
groupInterval: value,
groupIndex: index
})
}))
}
function parseFields(dataSource, fieldsList, path, fieldsDataType) {
var result = [];
Object.keys(fieldsList || []).forEach((function(field) {
if (field && 0 === field.indexOf("__")) {
return
}
var dataIndex = 1;
var currentPath = path.length ? path + "." + field : field;
var dataType = fieldsDataType[currentPath];
var getter = compileGetter(currentPath);
var value = fieldsList[field];
var items;
while (!isDefined(value) && dataSource[dataIndex]) {
value = getter(dataSource[dataIndex]);
dataIndex++
}
if (!dataType && isDefined(value)) {
dataType = type(value)
}
items = [{
dataField: currentPath,
dataType: dataType,
groupName: "date" === dataType ? field : void 0,
groupInterval: void 0,
displayFolder: path
}];
if ("date" === dataType) {
items = items.concat(createGroupFields(items[0]))
} else if ("object" === dataType) {
items = parseFields(dataSource, value, currentPath, fieldsDataType)
}
result.push.apply(result, items)
}));
return result
}
export function discoverObjectFields(items, fields) {
var fieldsDataType = getFieldsDataType(fields);
return parseFields(items, items[0], "", fieldsDataType)
}
export function getFieldsDataType(fields) {
var result = {};
each(fields, (function(_, field) {
result[field.dataField] = result[field.dataField] || field.dataType
}));
return result
}
var DATE_INTERVAL_FORMATS = {
month: function(value) {
return localizationDate.getMonthNames()[value - 1]
},
quarter: function(value) {
return localizationDate.format(new Date(2e3, 3 * value - 1), "quarter")
},
dayOfWeek: function(value) {
return localizationDate.getDayNames()[value]
}
};
export function setDefaultFieldValueFormatting(field) {
if ("date" === field.dataType) {
if (!field.format) {
setFieldProperty(field, "format", DATE_INTERVAL_FORMATS[field.groupInterval])
}
} else if ("number" === field.dataType) {
var groupInterval = isNumeric(field.groupInterval) && field.groupInterval > 0 && field.groupInterval;
if (groupInterval && !field.customizeText) {
setFieldProperty(field, "customizeText", (function(formatObject) {
var secondValue = formatObject.value + groupInterval;
var secondValueText = formatHelper.format(secondValue, field.format);
return formatObject.valueText && secondValueText ? formatObject.valueText + " - " + secondValueText : ""
}))
}
}
}
export function getFiltersByPath(fields, path) {
var result = [];
path = path || [];
for (var i = 0; i < path.length; i++) {
result.push(extend({}, fields[i], {
groupIndex: null,
groupName: null,
filterType: "include",
filterValues: [path[i]]
}))
}
return result
}
export var storeDrillDownMixin = {
createDrillDownDataSource: function(descriptions, params) {
var items = this.getDrillDownItems(descriptions, params);
function createCustomStoreMethod(methodName) {
return function(options) {
var d;
if (void 0) {
d = (void 0)[methodName](options)
} else {
d = new Deferred;
when(items).done((function(data) {
var arrayStore = new ArrayStore(data);
arrayStore[methodName](options).done(d.resolve).fail(d.reject)
})).fail(d.reject)
}
return d
}
}
var dataSource = new DataSource({
load: createCustomStoreMethod("load"),
totalCount: createCustomStoreMethod("totalCount"),
key: this.key()
});
return dataSource
}
};
export function capitalizeFirstLetter(string) {
return string.charAt(0).toUpperCase() + string.slice(1)
}