import { Injectable } from '@angular/core';
import { Key } from '../util/key';
import * as i0 from "@angular/core";
/**
 * A service that represents the keyboard navigation.
 *
 * Default keyboard shortcuts [are documented in the overview](#/components/datepicker/overview#keyboard-shortcuts)
 *
 * @since 5.2.0
 */
export class NgbDatepickerKeyboardService {
    /**
     * Processes a keyboard event.
     */
    processKey(event, datepicker) {
        const { state, calendar } = datepicker;
        /* eslint-disable-next-line deprecation/deprecation */
        switch (event.which) {
            case Key.PageUp:
                datepicker.focusDate(calendar.getPrev(state.focusedDate, event.shiftKey ? 'y' : 'm', 1));
                break;
            case Key.PageDown:
                datepicker.focusDate(calendar.getNext(state.focusedDate, event.shiftKey ? 'y' : 'm', 1));
                break;
            case Key.End:
                datepicker.focusDate(event.shiftKey ? state.maxDate : state.lastDate);
                break;
            case Key.Home:
                datepicker.focusDate(event.shiftKey ? state.minDate : state.firstDate);
                break;
            case Key.ArrowLeft:
                datepicker.focusDate(calendar.getPrev(state.focusedDate, 'd', 1));
                break;
            case Key.ArrowUp:
                datepicker.focusDate(calendar.getPrev(state.focusedDate, 'd', calendar.getDaysPerWeek()));
                break;
            case Key.ArrowRight:
                datepicker.focusDate(calendar.getNext(state.focusedDate, 'd', 1));
                break;
            case Key.ArrowDown:
                datepicker.focusDate(calendar.getNext(state.focusedDate, 'd', calendar.getDaysPerWeek()));
                break;
            case Key.Enter:
            case Key.Space:
                datepicker.focusSelect();
                break;
            default:
                return;
        }
        event.preventDefault();
        event.stopPropagation();
    }
}
NgbDatepickerKeyboardService.ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "14.2.6", ngImport: i0, type: NgbDatepickerKeyboardService, deps: [], target: i0.ɵɵFactoryTarget.Injectable });
NgbDatepickerKeyboardService.ɵprov = i0.ɵɵngDeclareInjectable({ minVersion: "12.0.0", version: "14.2.6", ngImport: i0, type: NgbDatepickerKeyboardService, providedIn: 'root' });
i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "14.2.6", ngImport: i0, type: NgbDatepickerKeyboardService, decorators: [{
            type: Injectable,
            args: [{ providedIn: 'root' }]
        }] });
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x0ZGF0ZXBpY2tlci5mb2N1c1NlbGVjdCgpO1xuXHRcdFx0XHRicmVhaztcblx0XHRcdGRlZmF1bHQ6XG5cdFx0XHRcdHJldHVybjtcblx0XHR9XG5cdFx0ZXZlbnQucHJldmVudERlZmF1bHQoKTtcblx0XHRldmVudC5zdG9wUHJvcGFnYXRpb24oKTtcblx0fVxufVxuIl19