/* RainLoop Webmail (c) RainLoop Team | Licensed under CC BY-NC-SA 3.0 */

/**
 * @constructor
 * @extends KnoinAbstractViewModel
 */
function AbstractSystemDropDownViewModel()
{
	KnoinAbstractViewModel.call(this, 'Right', 'SystemDropDown');

	var oData = RL.data();
	
	this.accounts = oData.accounts;
	this.accountEmail = oData.accountEmail;
	this.accountsLoading = oData.accountsLoading;

	this.accountMenuDropdownTrigger = ko.observable(false);

	this.allowAddAccount = RL.settingsGet('AllowAdditionalAccounts');

	this.loading = ko.computed(function () {
		return this.accountsLoading();
	}, this);

	this.accountClick = _.bind(this.accountClick, this);
}

_.extend(AbstractSystemDropDownViewModel.prototype, KnoinAbstractViewModel.prototype);

AbstractSystemDropDownViewModel.prototype.accountClick = function (oAccount, oEvent)
{
	if (oAccount && oEvent && !Utils.isUnd(oEvent.which) && 1 === oEvent.which)
	{
		var self = this;
		this.accountsLoading(true);
		_.delay(function () {
			self.accountsLoading(false);
		}, 1000);
	}
	
	return true;
};

AbstractSystemDropDownViewModel.prototype.emailTitle = function ()
{
	return RL.data().accountEmail();
};

AbstractSystemDropDownViewModel.prototype.settingsClick = function ()
{
	kn.setHash(RL.link().settings());
};

AbstractSystemDropDownViewModel.prototype.settingsHelp = function ()
{
	kn.showScreenPopup(PopupsKeyboardShortcutsHelpViewModel);
};

AbstractSystemDropDownViewModel.prototype.addAccountClick = function ()
{
	if (this.allowAddAccount)
	{
		kn.showScreenPopup(PopupsAddAccountViewModel);
	}
};

AbstractSystemDropDownViewModel.prototype.logoutClick = function ()
{
	RL.remote().logout(function () {
		if (window.__rlah_clear)
		{
			window.__rlah_clear();
		}

		RL.loginAndLogoutReload(true, RL.settingsGet('ParentEmail') && 0 < RL.settingsGet('ParentEmail').length);
	});
};

AbstractSystemDropDownViewModel.prototype.onBuild = function ()
{
	var self = this;
	key('`', [Enums.KeyState.MessageList, Enums.KeyState.MessageView, Enums.KeyState.Settings], function () {
		if (self.viewModelVisibility())
		{
			self.accountMenuDropdownTrigger(true);
		}
	});

	// shortcuts help
	key('shift+/', [Enums.KeyState.MessageList, Enums.KeyState.MessageView, Enums.KeyState.Settings], function () {
		if (self.viewModelVisibility())
		{
			kn.showScreenPopup(PopupsKeyboardShortcutsHelpViewModel);
			return false;
		}
	});
};