devextreme
Version:
HTML5 JavaScript Component Suite for Responsive Web Development
129 lines (128 loc) • 4.67 kB
JavaScript
/**
* DevExtreme (esm/__internal/scheduler/resources/m_agenda_resource_processor.js)
* Version: 24.2.6
* Build date: Mon Mar 17 2025
*
* Copyright (c) 2012 - 2025 Developer Express Inc. ALL RIGHTS RESERVED
* Read about DevExtreme licensing here: https://js.devexpress.com/Licensing/
*/
import {
wrapToArray
} from "../../../core/utils/array";
import {
Deferred,
when
} from "../../../core/utils/deferred";
import {
getDisplayExpr,
getFieldExpr,
getValueExpr,
getWrappedDataSource
} from "./m_utils";
class PromiseItem {
constructor(rawAppointment, promise) {
this.rawAppointment = rawAppointment;
this.promise = promise
}
}
export class AgendaResourceProcessor {
get resourceDeclarations() {
return this._resourceDeclarations
}
set resourceDeclarations(value) {
this._resourceDeclarations = value;
this.isLoaded = false;
this.isLoading = false;
this.resourceMap.clear();
this.appointmentPromiseQueue = []
}
constructor() {
let resourceDeclarations = arguments.length > 0 && void 0 !== arguments[0] ? arguments[0] : [];
this._resourceDeclarations = resourceDeclarations;
this.isLoaded = false;
this.isLoading = false;
this.resourceMap = new Map;
this.appointmentPromiseQueue = []
}
_pushAllResources() {
this.appointmentPromiseQueue.forEach((_ref => {
let {
promise: promise,
rawAppointment: rawAppointment
} = _ref;
const result = [];
this.resourceMap.forEach(((resource, fieldName) => {
const item = {
label: resource.label,
values: []
};
if (fieldName in rawAppointment) {
wrapToArray(rawAppointment[fieldName]).forEach((value => item.values.push(resource.map.get(value))))
}
if (item.values.length) {
result.push(item)
}
}));
promise.resolve(result)
}));
this.appointmentPromiseQueue = []
}
_onPullResource(fieldName, valueName, displayName, label, items) {
const map = new Map;
items.forEach((item => map.set(item[valueName], item[displayName])));
this.resourceMap.set(fieldName, {
label: label,
map: map
})
}
_hasResourceDeclarations(resources) {
if (0 === resources.length) {
this.appointmentPromiseQueue.forEach((_ref2 => {
let {
promise: promise
} = _ref2;
return promise.resolve([])
}));
this.appointmentPromiseQueue = [];
return false
}
return true
}
_tryPullResources(resources, resultAsync) {
if (!this.isLoading) {
this.isLoading = true;
const promises = [];
resources.forEach((resource => {
const promise = (new Deferred).done((items => this._onPullResource(getFieldExpr(resource), getValueExpr(resource), getDisplayExpr(resource), resource.label, items)));
promises.push(promise);
const dataSource = getWrappedDataSource(resource.dataSource);
if (dataSource.isLoaded()) {
promise.resolve(dataSource.items())
} else {
dataSource.load().done((list => promise.resolve(list))).fail((() => promise.reject()))
}
}));
when.apply(null, promises).done((() => {
this.isLoaded = true;
this.isLoading = false;
this._pushAllResources()
})).fail((() => resultAsync.reject()))
}
}
initializeState() {
let resourceDeclarations = arguments.length > 0 && void 0 !== arguments[0] ? arguments[0] : [];
this.resourceDeclarations = resourceDeclarations
}
createListAsync(rawAppointment) {
const resultAsync = new Deferred;
this.appointmentPromiseQueue.push(new PromiseItem(rawAppointment, resultAsync));
if (this._hasResourceDeclarations(this.resourceDeclarations)) {
if (this.isLoaded) {
this._pushAllResources()
} else {
this._tryPullResources(this.resourceDeclarations, resultAsync)
}
}
return resultAsync.promise()
}
}