source: trip-planner-front/node_modules/@angular/material/esm2015/datepicker/date-range-selection-strategy.js@ 59329aa

/**
 * @license
 * Copyright Google LLC All Rights Reserved.
 *
 * Use of this source code is governed by an MIT-style license that can be
 * found in the LICENSE file at https://angular.io/license
 */
import { Injectable, InjectionToken, Optional, SkipSelf } from '@angular/core';
import { DateAdapter } from '@angular/material/core';
import { DateRange } from './date-selection-model';
/** Injection token used to customize the date range selection behavior. */
export const MAT_DATE_RANGE_SELECTION_STRATEGY = new InjectionToken('MAT_DATE_RANGE_SELECTION_STRATEGY');
/** Provides the default date range selection behavior. */
export class DefaultMatCalendarRangeStrategy {
    constructor(_dateAdapter) {
        this._dateAdapter = _dateAdapter;
    }
    selectionFinished(date, currentRange) {
        let { start, end } = currentRange;
        if (start == null) {
            start = date;
        }
        else if (end == null && date && this._dateAdapter.compareDate(date, start) >= 0) {
            end = date;
        }
        else {
            start = date;
            end = null;
        }
        return new DateRange(start, end);
    }
    createPreview(activeDate, currentRange) {
        let start = null;
        let end = null;
        if (currentRange.start && !currentRange.end && activeDate) {
            start = currentRange.start;
            end = activeDate;
        }
        return new DateRange(start, end);
    }
}
DefaultMatCalendarRangeStrategy.decorators = [
    { type: Injectable }
];
DefaultMatCalendarRangeStrategy.ctorParameters = () => [
    { type: DateAdapter }
];
/** @docs-private */
export function MAT_CALENDAR_RANGE_STRATEGY_PROVIDER_FACTORY(parent, adapter) {
    return parent || new DefaultMatCalendarRangeStrategy(adapter);
}
/** @docs-private */
export const MAT_CALENDAR_RANGE_STRATEGY_PROVIDER = {
    provide: MAT_DATE_RANGE_SELECTION_STRATEGY,
    deps: [[new Optional(), new SkipSelf(), MAT_DATE_RANGE_SELECTION_STRATEGY], DateAdapter],
    useFactory: MAT_CALENDAR_RANGE_STRATEGY_PROVIDER_FACTORY,
};
//# sourceMappingURL=data:application/json;base64,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