define [
    "../session",
    "dijit/_WidgetBase",
    "dijit/_TemplatedMixin",
    "dijit/_WidgetsInTemplateMixin",
    "dijit/registry",
    "dojo/_base/declare",
    "dojo/_base/event",
    "dojo/_base/lang",
    "dojo/on",
    "dojo/text!./templates/LoginDialogWrapper.html"
], (session, _WidgetBase, _TemplatedMixin, _WidgetsInTemplateMixin,
    registry, declare, event, lang, _on, template) ->
    declare [_WidgetBase,_TemplatedMixin,_WidgetsInTemplateMixin],
        templateString: template
        startup: () ->
            if @_started then return
            @inherited arguments
            _on session, 'change', (lang.hitch @, 'onUserChange')
            @onUserChange session.get()
        onLogin: (evt) ->
            if @loginForm.validate()
                value = @loginForm.get 'value'
                session.login value.username,
                              value.password
                .then () =>
                    @loginDialog.hide()
                , () =>
                    alert "Login failed!"
            event.stop evt if evt
            false
        onUserChange: (user) ->
            if user
                @loginDialog.hide()
            else
                @loginDialog.show()
            null