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| "use strict";
|
| const YEAR_ONE = new Date(2000, 0, -730118);
| const UTC_YEAR_ONE = Date.UTC(2000, 0, -730118);
| module.exports = {
| id: 0x28,
| type: 'DATEN',
| name: 'Date',
| dataLengthLength: 1,
| fixedDataLength: 3,
| declaration: function declaration() {
| return 'date';
| },
| writeTypeInfo: function writeTypeInfo(buffer) {
| buffer.writeUInt8(this.id);
| },
| writeParameterData: function writeParameterData(buffer, parameter, options) {
| if (parameter.value != null) {
| buffer.writeUInt8(3);
|
| if (options.useUTC) {
| buffer.writeUInt24LE(Math.floor((+parameter.value - UTC_YEAR_ONE) / 86400000));
| } else {
| const dstDiff = -(parameter.value.getTimezoneOffset() - YEAR_ONE.getTimezoneOffset()) * 60 * 1000;
| buffer.writeUInt24LE(Math.floor((+parameter.value - YEAR_ONE + dstDiff) / 86400000));
| }
| } else {
| buffer.writeUInt8(0);
| }
| },
| validate: function validate(value) {
| if (value == null) {
| return null;
| }
|
| if (!(value instanceof Date)) {
| value = Date.parse(value);
| }
|
| if (isNaN(value)) {
| return new TypeError('Invalid date.');
| }
|
| return value;
| }
| };
|
|
