/*global converse */
(function (root, factory) {
    define(["jquery", "mock", "test_utils"], factory);
} (this, function ($, mock, test_utils) {
    var Strophe = converse_api.env.Strophe;
    var $iq = converse_api.env.$iq;
    var original_connection = converse.connection;

    describe("The Registration Panel", function () {
        beforeEach(function () {
            test_utils.closeControlBox();
            converse._tearDown();
            converse.initialized_plugins = [];
        });

        afterEach(function () {
            test_utils.closeControlBox();
            converse.connection = original_connection;
            converse._initialize();
        });

        it("is not available unless allow_registration=true",  function () {
            converse.initialize({
                i18n: window.locales.en,
                bosh_service_url: 'localhost',
                allow_registration: true,
                auto_subscribe: false,
                animate: false,
                connection: mock.mock_connection,
                no_trimming: true,
                debug: false
            }, function (converse) {
                test_utils.closeControlBox();
                var cbview = converse.chatboxviews.get('controlbox');
                expect(cbview.$('#controlbox-tabs li').length).toBe(1);
                expect(cbview.$('#controlbox-tabs li').text().trim()).toBe("Sign in");
                cbview = converse.chatboxviews.get('controlbox');
                expect(cbview.$el.find('#controlbox-tabs li').length).toBe(2);
                expect(cbview.$('#controlbox-tabs li').first().text().trim()).toBe("Sign in");
                expect(cbview.$('#controlbox-tabs li').last().text().trim()).toBe("Register");
            });
        });

        it("can be opened by clicking on the registration tab", function () {
            converse.initialize({
                i18n: window.locales.en,
                bosh_service_url: 'localhost',
                allow_registration: true,
                auto_subscribe: false,
                animate: false,
                connection: mock.mock_connection,
                no_trimming: true,
                debug: false
            }, function (converse) {
                test_utils.closeControlBox();
                var cbview = converse.chatboxviews.get('controlbox');
                var $tabs = cbview.$('#controlbox-tabs');
                var $panels = cbview.$('.controlbox-panes');
                var $login = $panels.children().first();
                var $registration = $panels.children().last();
                expect($tabs.find('li').first().text()).toBe('Sign in');
                expect($tabs.find('li').last().text()).toBe('Register');

                spyOn(cbview, 'switchTab').andCallThrough();
                cbview.delegateEvents(); // We need to rebind all events otherwise our spy won't be called
                $tabs.find('li').last().find('a').click(); // Click the Register tab
                expect($login.is(':visible')).toBe(false);
                expect($registration.is(':visible')).toBe(true);
                expect(cbview.switchTab).toHaveBeenCalled();
            });
        });

        it("allows the user to choose an XMPP provider's domain", function () {
            converse.initialize({
                i18n: window.locales.en,
                bosh_service_url: 'localhost',
                allow_registration: true,
                auto_subscribe: false,
                animate: false,
                connection: mock.mock_connection,
                no_trimming: true,
                debug: false
            }, function (converse) {
                test_utils.closeControlBox();
                var cbview = converse.chatboxviews.get('controlbox');
                var registerview = cbview.registerpanel;
                spyOn(registerview, 'onProviderChosen').andCallThrough();
                registerview.delegateEvents();  // We need to rebind all events otherwise our spy won't be called
                spyOn(converse.connection, 'connect');
                var $tabs = cbview.$('#controlbox-tabs');
                $tabs.find('li').last().find('a').click(); // Click the Register tab
                // Check the form layout
                var $form = cbview.$('#converse-register');
                expect($form.find('input').length).toEqual(2);
                expect($form.find('input').first().attr('name')).toEqual('domain');
                expect($form.find('input').last().attr('type')).toEqual('submit');
                // Check that the input[type=domain] input is required
                $form.find('input[type=submit]').click();
                expect(registerview.onProviderChosen).toHaveBeenCalled();
                expect($form.find('input[name=domain]').hasClass('error')).toBeTruthy();
                // Check that the form is accepted if input[type=domain] has a value
                $form.find('input[name=domain]').val('conversejs.org');
                $form.find('input[type=submit]').click();
                expect(registerview.onProviderChosen).toHaveBeenCalled();
                expect(converse.connection.connect).toHaveBeenCalled();
            });
        });

        it("will render a registration form as received from the XMPP provider", function () {
            converse.initialize({
                i18n: window.locales.en,
                bosh_service_url: 'localhost',
                allow_registration: true,
                auto_subscribe: false,
                animate: false,
                connection: mock.mock_connection,
                no_trimming: true,
                debug: false
            }, function (converse) {
                var cbview = converse.chatboxviews.get('controlbox');
                cbview.$('#controlbox-tabs').find('li').last().find('a').click(); // Click the Register tab
                var registerview = converse.chatboxviews.get('controlbox').registerpanel;
                spyOn(registerview, 'onProviderChosen').andCallThrough();
                spyOn(registerview, 'getRegistrationFields').andCallThrough();
                spyOn(registerview, 'onRegistrationFields').andCallThrough();
                spyOn(registerview, 'renderRegistrationForm').andCallThrough();
                registerview.delegateEvents();  // We need to rebind all events otherwise our spy won't be called
                spyOn(converse.connection, 'connect').andCallThrough();

                expect(registerview._registering).toBeFalsy();
                expect(converse.connection.connected).toBeFalsy();
                registerview.$('input[name=domain]').val('conversejs.org');
                registerview.$('input[type=submit]').click();
                expect(registerview.onProviderChosen).toHaveBeenCalled();
                expect(registerview._registering).toBeTruthy();
                expect(converse.connection.connect).toHaveBeenCalled();

                var stanza = new Strophe.Builder("stream:features", {
                            'xmlns:stream': "http://etherx.jabber.org/streams",
                            'xmlns': "jabber:client"
                        })
                    .c('register',  {xmlns: "http://jabber.org/features/iq-register"}).up()
                    .c('mechanisms', {xmlns: "urn:ietf:params:xml:ns:xmpp-sasl"});
                converse.connection._connect_cb(test_utils.createRequest(stanza));

                expect(registerview.getRegistrationFields).toHaveBeenCalled();
                expect(converse.connection.connected).toBeTruthy();

                stanza = $iq({
                        'type': 'result',
                        'id': 'reg1'
                    }).c('query', {'xmlns': 'jabber:iq:register'})
                        .c('instructions')
                            .t('Please choose a username, password and provide your email address').up()
                        .c('username').up()
                        .c('password').up()
                        .c('email');
                converse.connection._dataRecv(test_utils.createRequest(stanza));
                expect(registerview.onRegistrationFields).toHaveBeenCalled();
                expect(registerview.renderRegistrationForm).toHaveBeenCalled();
                expect(registerview.$('input').length).toBe(5);
                expect(registerview.$('input[type=submit]').length).toBe(1);
                expect(registerview.$('input[type=button]').length).toBe(1);
            });
        });

        it("will set form_type to legacy and submit it as legacy", function () {
            converse.initialize({
                i18n: window.locales.en,
                bosh_service_url: 'localhost',
                allow_registration: true,
                auto_subscribe: false,
                animate: false,
                connection: mock.mock_connection,
                no_trimming: true,
                debug: false
            }, function (converse) {
                test_utils.closeControlBox();
                var cbview = converse.chatboxviews.get('controlbox');
                cbview.$('#controlbox-tabs').find('li').last().find('a').click(); // Click the Register tab
                var registerview = converse.chatboxviews.get('controlbox').registerpanel;
                spyOn(registerview, 'onProviderChosen').andCallThrough();
                spyOn(registerview, 'getRegistrationFields').andCallThrough();
                spyOn(registerview, 'onRegistrationFields').andCallThrough();
                spyOn(registerview, 'renderRegistrationForm').andCallThrough();
                registerview.delegateEvents();  // We need to rebind all events otherwise our spy won't be called
                spyOn(converse.connection, 'connect').andCallThrough();

                registerview.$('input[name=domain]').val('conversejs.org');
                registerview.$('input[type=submit]').click();

                var stanza = new Strophe.Builder("stream:features", {
                            'xmlns:stream': "http://etherx.jabber.org/streams",
                            'xmlns': "jabber:client"
                        })
                    .c('register',  {xmlns: "http://jabber.org/features/iq-register"}).up()
                    .c('mechanisms', {xmlns: "urn:ietf:params:xml:ns:xmpp-sasl"});
                converse.connection._connect_cb(test_utils.createRequest(stanza));
                stanza = $iq({
                        'type': 'result',
                        'id': 'reg1'
                    }).c('query', {'xmlns': 'jabber:iq:register'})
                        .c('instructions')
                            .t('Please choose a username, password and provide your email address').up()
                        .c('username').up()
                        .c('password').up()
                        .c('email');
                converse.connection._dataRecv(test_utils.createRequest(stanza));
                expect(registerview.form_type).toBe('legacy');

                registerview.$('input[name=username]').val('testusername');
                registerview.$('input[name=password]').val('testpassword');
                registerview.$('input[name=email]').val('test@email.local');

                spyOn(converse.connection, 'send');

                registerview.$('input[type=submit]').click();

                expect(converse.connection.send).toHaveBeenCalled();
                var $stanza = $(converse.connection.send.argsForCall[0][0].tree());
                expect($stanza.children('query').children().length).toBe(3);
                expect($stanza.children('query').children()[0].tagName).toBe('username');
            });
        });

        it("will set form_type to xform and submit it as xform", function () {
            converse.initialize({
                i18n: window.locales.en,
                bosh_service_url: 'localhost',
                allow_registration: true,
                auto_subscribe: false,
                animate: false,
                connection: mock.mock_connection,
                no_trimming: true,
                debug: false
            }, function (converse) {
                test_utils.closeControlBox();
                var cbview = converse.chatboxviews.get('controlbox');
                cbview.$('#controlbox-tabs').find('li').last().find('a').click(); // Click the Register tab
                var registerview = converse.chatboxviews.get('controlbox').registerpanel;
                spyOn(registerview, 'onProviderChosen').andCallThrough();
                spyOn(registerview, 'getRegistrationFields').andCallThrough();
                spyOn(registerview, 'onRegistrationFields').andCallThrough();
                spyOn(registerview, 'renderRegistrationForm').andCallThrough();
                registerview.delegateEvents();  // We need to rebind all events otherwise our spy won't be called
                spyOn(converse.connection, 'connect').andCallThrough();

                registerview.$('input[name=domain]').val('conversejs.org');
                registerview.$('input[type=submit]').click();

                var stanza = new Strophe.Builder("stream:features", {
                            'xmlns:stream': "http://etherx.jabber.org/streams",
                            'xmlns': "jabber:client"
                        })
                    .c('register',  {xmlns: "http://jabber.org/features/iq-register"}).up()
                    .c('mechanisms', {xmlns: "urn:ietf:params:xml:ns:xmpp-sasl"});
                converse.connection._connect_cb(test_utils.createRequest(stanza));
                stanza = $iq({
                        'type': 'result',
                        'id': 'reg1'
                    }).c('query', {'xmlns': 'jabber:iq:register'})
                        .c('instructions')
                            .t('Using xform data').up()
                        .c('x', { 'xmlns': 'jabber:x:data', 'type': 'form' })
                            .c('instructions').t('xform instructions').up()
                            .c('field', {'type': 'text-single', 'var': 'username'}).c('required').up().up()
                            .c('field', {'type': 'text-private', 'var': 'password'}).c('required').up().up()
                            .c('field', {'type': 'text-single', 'var': 'email'}).c('required').up().up();
                converse.connection._dataRecv(test_utils.createRequest(stanza));
                expect(registerview.form_type).toBe('xform');

                registerview.$('input[name=username]').val('testusername');
                registerview.$('input[name=password]').val('testpassword');
                registerview.$('input[name=email]').val('test@email.local');

                spyOn(converse.connection, 'send');

                registerview.$('input[type=submit]').click();

                expect(converse.connection.send).toHaveBeenCalled();
                var $stanza = $(converse.connection.send.argsForCall[0][0].tree());
                expect($stanza.children('query').children().length).toBe(1);
                expect($stanza.children('query').children().children().length).toBe(3);
                expect($stanza.children('query').children().children()[0].tagName).toBe('field');
            });
        });
    });
}));