var
	_ = require('_'),
	ko = require('ko'),

	Enums = require('Common/Enums'),
	Utils = require('Common/Utils'),
	Translator = require('Common/Translator'),

	Remote = require('Remote/User/Ajax'),

	kn = require('Knoin/Knoin'),
	AbstractView = require('Knoin/AbstractView');

/**
 * @constructor
 * @extends AbstractView
 */
function AccountPopupView()
{
	AbstractView.call(this, 'Popups', 'PopupsAccount');

	this.isNew = ko.observable(true);

	this.email = ko.observable('');
	this.password = ko.observable('');

	this.emailError = ko.observable(false);
	this.passwordError = ko.observable(false);

	this.email.subscribe(function() {
		this.emailError(false);
	}, this);

	this.password.subscribe(function() {
		this.passwordError(false);
	}, this);

	this.submitRequest = ko.observable(false);
	this.submitError = ko.observable('');
	this.submitErrorAdditional = ko.observable('');

	this.emailFocus = ko.observable(false);

	this.addAccountCommand = Utils.createCommand(this, function() {

		this.emailError('' === Utils.trim(this.email()));
		this.passwordError('' === Utils.trim(this.password()));

		if (this.emailError() || this.passwordError())
		{
			return false;
		}

		this.submitRequest(true);

		Remote.accountSetup(_.bind(function(sResult, oData) {

			this.submitRequest(false);
			if (Enums.StorageResultType.Success === sResult && oData)
			{
				if (oData.Result)
				{
					require('App/User').default.accountsAndIdentities();
					this.cancelCommand();
				}
				else
				{
					this.submitError(oData.ErrorCode ? Translator.getNotification(oData.ErrorCode) :
						Translator.getNotification(Enums.Notification.UnknownError));

					if (oData.ErrorMessageAdditional)
					{
						this.submitErrorAdditional(oData.ErrorMessageAdditional);
					}
				}
			}
			else
			{
				this.submitError(Translator.getNotification(Enums.Notification.UnknownError));
				this.submitErrorAdditional('');
			}

		}, this), this.email(), this.password(), this.isNew());

		return true;

	}, function() {
		return !this.submitRequest();
	});

	kn.constructorEnd(this);
}

kn.extendAsViewModel(['View/Popup/Account', 'View/Popup/AddAccount', 'PopupsAddAccountViewModel'], AccountPopupView);
_.extend(AccountPopupView.prototype, AbstractView.prototype);

AccountPopupView.prototype.clearPopup = function()
{
	this.isNew(true);

	this.email('');
	this.password('');

	this.emailError(false);
	this.passwordError(false);

	this.submitRequest(false);
	this.submitError('');
	this.submitErrorAdditional('');
};

AccountPopupView.prototype.onShow = function(oAccount)
{
	this.clearPopup();
	if (oAccount && oAccount.canBeEdit())
	{
		this.isNew(false);
		this.email(oAccount.email);
	}
};

AccountPopupView.prototype.onShowWithDelay = function()
{
	this.emailFocus(true);
};

module.exports = AccountPopupView;