devextreme
Version:
JavaScript/TypeScript Component Suite for Responsive Web Development
66 lines (65 loc) • 2.26 kB
JavaScript
/**
* DevExtreme (cjs/__internal/scheduler/appointments/utils/get_view_model_diff.js)
* Version: 26.1.3
* Build date: Wed Jun 10 2026
*
* Copyright (c) 2012 - 2026 Developer Express Inc. ALL RIGHTS RESERVED
* Read about DevExtreme licensing here: https://js.devexpress.com/Licensing/
*/
;
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.getViewModelDiff = void 0;
var _common = require("../../../../core/utils/common");
var _get_arrays_diff = require("./get_arrays_diff");
const getObjectToCompare = item => {
if ("isAgendaModel" in item) {
return {}
}
if ("items" in item) {
return {
allDay: item.allDay,
groupIndex: item.groupIndex,
top: item.top,
left: item.left
}
}
return {
allDay: item.allDay,
groupIndex: item.groupIndex,
direction: item.direction,
left: item.left,
top: item.top,
height: item.height,
width: item.width,
reduced: item.reduced,
partIndex: item.partIndex,
partTotalCount: item.partTotalCount,
rowIndex: item.rowIndex,
columnIndex: item.columnIndex
}
};
const getItemsLengthToCompare = item => {
if ("items" in item) {
return {
items: item.items.length
}
}
return {}
};
const isDataChanged = (data, appointmentDataSource) => {
const updatedData = appointmentDataSource.getUpdatedAppointment();
return updatedData === data || appointmentDataSource.getUpdatedAppointmentKeys().some(item => data[item.key] === item.value)
};
const getViewModelDiff = (viewModelOld, viewModelNext, appointmentDataSource) => {
const equal = (a, b) => (0, _common.equalByValue)(getObjectToCompare(a), getObjectToCompare(b));
const result = (0, _get_arrays_diff.getArraysDiff)(viewModelOld, viewModelNext, (a, b) => {
if ("items" in a && "items" in b) {
return equal(a, b)
}
return a.itemData === b.itemData && !isDataChanged(a.itemData, appointmentDataSource)
}, equal, (a, b) => (0, _common.equalByValue)(getItemsLengthToCompare(a), getItemsLengthToCompare(b)));
return result
};
exports.getViewModelDiff = getViewModelDiff;