devextreme
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JavaScript/TypeScript Component Suite for Responsive Web Development
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JavaScript
/**
* DevExtreme (cjs/__internal/scheduler/appointments_new/resizing/get_appointment_date_range.js)
* Version: 26.1.4
* Build date: Fri Jul 24 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.getAppointmentDateRange = void 0;
var _date = require("../../../core/utils/date");
var _m_date = require("../../../core/utils/m_date");
const toMs = _m_date.dateUtils.dateToMilliseconds;
const getCellData = function(_ref, cellRowIndex, cellColumnIndex, isOccupiedAllDay) {
let {
viewDataProvider: viewDataProvider
} = _ref;
let isAllDay = arguments.length > 4 && void 0 !== arguments[4] ? arguments[4] : false;
let rtlEnabled = arguments.length > 5 && void 0 !== arguments[5] ? arguments[5] : false;
const cellData = viewDataProvider.getCellData(cellRowIndex, cellColumnIndex, isOccupiedAllDay, rtlEnabled);
if (!isAllDay) {
cellData.endDate = _date.dateUtilsTs.addOffsets(cellData.startDate, toMs("day"))
}
return cellData
};
const getAppointmentLeftCell = options => {
const {
cellHeight: cellHeight,
cellWidth: cellWidth,
relativeAppointmentRect: relativeAppointmentRect,
appointment: appointment,
rtlEnabled: rtlEnabled
} = options;
const cellRowIndex = Math.floor(relativeAppointmentRect.top / cellHeight);
const cellColumnIndex = Math.round(relativeAppointmentRect.left / cellWidth);
return getCellData(options, cellRowIndex, cellColumnIndex, appointment.isOccupiedAllDay, appointment.isAllDay, rtlEnabled)
};
const getResizedDateRange = options => {
const {
rtlEnabled: rtlEnabled,
handles: handles,
appointment: appointment,
relativeAppointmentRect: relativeAppointmentRect,
cellWidth: cellWidth,
cellCountInRow: cellCountInRow
} = options;
const leftCell = getAppointmentLeftCell(options);
const cellsAmount = Math.round(relativeAppointmentRect.width / cellWidth);
const isStartEdgeResized = rtlEnabled ? handles.right : handles.left;
if (isStartEdgeResized) {
const firstCell = rtlEnabled ? getCellData(options, Math.floor(leftCell.index / cellCountInRow), leftCell.index - cellsAmount + 1, appointment.isOccupiedAllDay, appointment.isAllDay) : leftCell;
return {
startDate: firstCell.startDate,
endDate: firstCell.startDate > appointment.endDate ? firstCell.startDate : appointment.endDate
}
}
const lastCellIndex = leftCell.index + cellsAmount - 1;
const lastCell = rtlEnabled ? leftCell : getCellData(options, Math.floor(lastCellIndex / cellCountInRow), lastCellIndex % cellCountInRow, appointment.isOccupiedAllDay, appointment.isAllDay);
return {
startDate: lastCell.endDate < appointment.startDate ? lastCell.endDate : appointment.startDate,
endDate: lastCell.endDate
}
};
const getRelativeAppointmentRect = (appointmentRect, parentAppointmentRect) => {
const left = appointmentRect.left - parentAppointmentRect.left;
const top = appointmentRect.top - parentAppointmentRect.top;
const width = left < 0 ? appointmentRect.width + left : appointmentRect.width;
const height = top < 0 ? appointmentRect.height + top : appointmentRect.height;
return {
left: Math.max(0, left),
top: Math.max(0, top),
width: width,
height: height
}
};
const getAppointmentCellsInfo = options => {
const {
appointmentSettings: appointmentSettings,
isVerticalGroupedWorkSpace: isVerticalGroupedWorkSpace,
DOMMetaData: DOMMetaData
} = options;
const DOMMetaTable = appointmentSettings.allDay && !isVerticalGroupedWorkSpace ? [DOMMetaData.allDayPanelCellsMeta] : DOMMetaData.dateTableCellsMeta;
const {
height: cellHeight,
width: cellWidth
} = DOMMetaTable[appointmentSettings.rowIndex][appointmentSettings.columnIndex];
const cellCountInRow = DOMMetaTable[appointmentSettings.rowIndex].length;
return {
cellWidth: cellWidth,
cellHeight: cellHeight,
cellCountInRow: cellCountInRow
}
};
const getAppointmentDateRange = options => {
const {
appointmentSettings: appointmentSettings
} = options;
const relativeAppointmentRect = getRelativeAppointmentRect(options.appointmentRect, options.parentAppointmentRect);
const cellInfo = getAppointmentCellsInfo(options);
const appointment = {
startDate: appointmentSettings.info.sourceAppointment.startDate,
endDate: appointmentSettings.info.sourceAppointment.endDate,
isAllDay: Boolean(appointmentSettings.info.appointment.allDay),
isOccupiedAllDay: Boolean(appointmentSettings.allDay)
};
const extendedOptions = Object.assign({}, options, cellInfo, {
appointment: appointment,
relativeAppointmentRect: relativeAppointmentRect
});
return getResizedDateRange(extendedOptions)
};
exports.getAppointmentDateRange = getAppointmentDateRange;