/*
 * Copyright 2022 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";
import { getFormattedDateString } from "../../common/dateFormatProps";
import { measureTextWidth } from "../../common/utils";

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;
}

/**
 * DatePicker-related utility functions which may be useful outside this package to
 * build date/time components.
 */
export const DatePickerUtils = {
    getDefaultMaxDate,
    getDefaultMinDate,
    getFormattedDateString,
    measureTextWidth,
};