@blueprintjs/datetime
Version:
Components for interacting with dates and times
56 lines • 2.01 kB
JavaScript
/*
* Copyright 2016 Palantir Technologies, Inc. All rights reserved.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
import { Months } from "./common/months";
export const DISABLED_MODIFIER = "disabled";
export const HOVERED_RANGE_MODIFIER = "hovered-range";
export const OUTSIDE_MODIFIER = "outside";
export const SELECTED_MODIFIER = "selected";
export const SELECTED_RANGE_MODIFIER = "selected-range";
// modifiers the user can't set because they are used by Blueprint or react-day-picker
export const DISALLOWED_MODIFIERS = [
DISABLED_MODIFIER,
HOVERED_RANGE_MODIFIER,
OUTSIDE_MODIFIER,
SELECTED_MODIFIER,
SELECTED_RANGE_MODIFIER,
];
export function getDefaultMaxDate() {
const date = new Date();
date.setMonth(date.getMonth() + 6);
return date;
}
export function getDefaultMinDate() {
const date = new Date();
date.setFullYear(date.getFullYear() - 20);
date.setMonth(Months.JANUARY, 1);
return date;
}
export function combineModifiers(baseModifiers, userModifiers) {
let modifiers = baseModifiers;
if (userModifiers != null) {
modifiers = {};
for (const key of Object.keys(userModifiers)) {
if (DISALLOWED_MODIFIERS.indexOf(key) === -1) {
modifiers[key] = userModifiers[key];
}
}
for (const key of Object.keys(baseModifiers)) {
modifiers[key] = baseModifiers[key];
}
}
return modifiers;
}
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