RainLoop / rainloop-webmail

import ko from 'ko';

import {delegateRun, inFocus} from 'Common/Utils';

import {KeyState, EventKeyCode} from 'Common/Enums';

import {$win, keyScope} from 'Common/Globals';

class AbstractViewNext

{

	bDisabeCloseOnEsc = false;

	sDefaultKeyScope = KeyState.None;

	sCurrentKeyScope = KeyState.None;

	viewModelVisibility = ko.observable(false);

	modalVisibility = ko.observable(false).extend({rateLimit: 0});

	viewModelName = '';

	viewModelNames = [];

	viewModelDom = null;

	/**

	 * @returns {void}

	 */

	storeAndSetKeyScope() {

		this.sCurrentKeyScope = keyScope();

		keyScope(this.sDefaultKeyScope);

	}

	/**

	 * @returns {void}

	 */

	restoreKeyScope() {

		keyScope(this.sCurrentKeyScope);

	}

	/**

	 * @returns {void}

	 */

	registerPopupKeyDown() {

		$win.on('keydown', (event) => {

			if (event && this.modalVisibility && this.modalVisibility())

			{

				if (!this.bDisabeCloseOnEsc && EventKeyCode.Esc === event.keyCode)

				{

					delegateRun(this, 'cancelCommand');

					return false;

				}

				else if (EventKeyCode.Backspace === event.keyCode && !inFocus())

				{

					return false;

				}

			}

			return true;

		});

	}

	cancelCommand() {} // eslint-disable-line no-empty-function

	closeCommand() {} // eslint-disable-line no-empty-function

}

export {AbstractViewNext, AbstractViewNext as default};