(function (root, factory) {
    define(["jquery", "jasmine", "mock", "test-utils"], factory);
} (this, function ($, jasmine, mock, test_utils) {
    var Strophe = converse.env.Strophe;
    var $iq = converse.env.$iq;
    var _ = converse.env._;

    describe("The Registration Panel", function () {

        it("is not available unless allow_registration=true",
            mock.initConverseWithPromises(
                null, ['connectionInitialized', 'chatBoxesInitialized'],
                { auto_login: false,
                  allow_registration: false },
                function (done, _converse) {

            test_utils.waitUntil(() => _converse.chatboxviews.get('controlbox'))
            .then(function () {
                test_utils.openControlBox();
                var cbview = _converse.chatboxviews.get('controlbox');
                expect($(cbview.el.querySelector('a.register-account')).length).toBe(0);
                done();
            });
        }));

        it("can be opened by clicking on the registration tab",
            mock.initConverseWithPromises(
                null, ['connectionInitialized', 'chatBoxesInitialized'],
                { auto_login: false,
                  allow_registration: true },
                function (done, _converse) {

            test_utils.waitUntil(() => _.get(_converse.chatboxviews.get('controlbox'), 'registerpanel'), 300)
            .then(function () {
                var cbview = _converse.chatboxviews.get('controlbox');
                test_utils.openControlBox();
                var $panels = $(cbview.el.querySelector('.controlbox-panes'));
                var $login = $panels.children().first();
                var $registration = $panels.children().last();

                var register_link = cbview.el.querySelector('a.register-account');
                expect(register_link.textContent).toBe("Create an account");
                register_link.click();
                test_utils.waitUntil(function () {
                    return $registration.is(':visible');
                }, 300).then(function () {
                    expect($login.is(':visible')).toBe(false);
                    done();
                });
            });
        }));

        it("allows the user to choose an XMPP provider's domain",
            mock.initConverseWithPromises(
                null, ['connectionInitialized', 'chatBoxesInitialized'],
                { auto_login: false,
                  allow_registration: true },
                function (done, _converse) {

            test_utils.waitUntil(function () {
                    return _.get(_converse.chatboxviews.get('controlbox'), 'registerpanel');
                }, 300)
            .then(function () {

            test_utils.openControlBox();
            var cbview = _converse.chatboxviews.get('controlbox');
            var registerview = cbview.registerpanel;
            spyOn(registerview, 'onProviderChosen').and.callThrough();
            registerview.delegateEvents();  // We need to rebind all events otherwise our spy won't be called
            spyOn(_converse.connection, 'connect');

            // Open the register panel
            cbview.el.querySelector('.toggle-register-login').click();

            // Check the form layout
            var $form = $(cbview.el.querySelector('#converse-register'));
            expect($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]')[0].click();
            expect(registerview.onProviderChosen).not.toHaveBeenCalled();

            // 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]')[0].click();
            expect(registerview.onProviderChosen).toHaveBeenCalled();
            expect(_converse.connection.connect).toHaveBeenCalled();
            done();
            });
        }));

        it("will render a registration form as received from the XMPP provider",
            mock.initConverseWithPromises(
                null, ['connectionInitialized', 'chatBoxesInitialized'],
                { auto_login: false,
                  allow_registration: true },
                function (done, _converse) {

            test_utils.waitUntil(function () {
                    return _.get(_converse.chatboxviews.get('controlbox'), 'registerpanel');
            }, 300).then(function () {
                test_utils.openControlBox();
                var cbview = _converse.chatboxviews.get('controlbox');
                cbview.el.querySelector('.toggle-register-login').click();

                var registerview = _converse.chatboxviews.get('controlbox').registerpanel;
                spyOn(registerview, 'onProviderChosen').and.callThrough();
                spyOn(registerview, 'getRegistrationFields').and.callThrough();
                spyOn(registerview, 'onRegistrationFields').and.callThrough();
                spyOn(registerview, 'renderRegistrationForm').and.callThrough();
                registerview.delegateEvents();  // We need to rebind all events otherwise our spy won't be called
                spyOn(_converse.connection, 'connect').and.callThrough();

                expect(registerview._registering).toBeFalsy();
                expect(_converse.connection.connected).toBeFalsy();
                registerview.el.querySelector('input[name=domain]').value  = 'conversejs.org';
                registerview.el.querySelector('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();

                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.el.querySelectorAll('input').length).toBe(5);
                expect(registerview.el.querySelectorAll('input[type=submit]').length).toBe(1);
                expect(registerview.el.querySelectorAll('input[type=button]').length).toBe(1);
                done();
            });
        }));

        it("will set form_type to legacy and submit it as legacy",
            mock.initConverseWithPromises(
                null, ['connectionInitialized', 'chatBoxesInitialized'],
                { auto_login: false,
                  allow_registration: true },
                function (done, _converse) {

            test_utils.waitUntil(function () {
                    return _.get(_converse.chatboxviews.get('controlbox'), 'registerpanel');
                }, 300)
            .then(function () {
                test_utils.openControlBox();
                var cbview = _converse.chatboxviews.get('controlbox');
                cbview.el.querySelector('.toggle-register-login').click();

                var registerview = cbview.registerpanel;
                spyOn(registerview, 'onProviderChosen').and.callThrough();
                spyOn(registerview, 'getRegistrationFields').and.callThrough();
                spyOn(registerview, 'onRegistrationFields').and.callThrough();
                spyOn(registerview, 'renderRegistrationForm').and.callThrough();
                registerview.delegateEvents();  // We need to rebind all events otherwise our spy won't be called
                spyOn(_converse.connection, 'connect').and.callThrough();

                registerview.el.querySelector('input[name=domain]').value = 'conversejs.org';
                registerview.el.querySelector('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.el.querySelector('input[name=username]')).val('testusername');
                $(registerview.el.querySelector('input[name=password]')).val('testpassword');
                $(registerview.el.querySelector('input[name=email]')).val('test@email.local');

                spyOn(_converse.connection, 'send');

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

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

        it("will set form_type to xform and submit it as xform",
            mock.initConverseWithPromises(
                null, ['connectionInitialized', 'chatBoxesInitialized'],
                { auto_login: false,
                  allow_registration: true },
                function (done, _converse) {

            test_utils.waitUntil(function () {
                    return _.get(_converse.chatboxviews.get('controlbox'), 'registerpanel');
            }, 300).then(function () {
                test_utils.openControlBox();
                var cbview = _converse.chatboxviews.get('controlbox');
                cbview.el.querySelector('.toggle-register-login').click();
                var registerview = _converse.chatboxviews.get('controlbox').registerpanel;
                spyOn(registerview, 'onProviderChosen').and.callThrough();
                spyOn(registerview, 'getRegistrationFields').and.callThrough();
                spyOn(registerview, 'onRegistrationFields').and.callThrough();
                spyOn(registerview, 'renderRegistrationForm').and.callThrough();
                registerview.delegateEvents();  // We need to rebind all events otherwise our spy won't be called
                spyOn(_converse.connection, 'connect').and.callThrough();

                registerview.el.querySelector('input[name=domain]').value = 'conversejs.org';
                registerview.el.querySelector('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.el.querySelector('input[name=username]')).val('testusername');
                $(registerview.el.querySelector('input[name=password]')).val('testpassword');
                $(registerview.el.querySelector('input[name=email]')).val('test@email.local');

                spyOn(_converse.connection, 'send');

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

                expect(_converse.connection.send).toHaveBeenCalled();
                stanza = _converse.connection.send.calls.argsFor(0)[0].tree();
                expect(stanza.outerHTML.trim().replace(/(\n|\s{2,})/g, '')).toEqual(
                    '<iq type="set" id="'+stanza.getAttribute('id')+'" xmlns="jabber:client">'+
                        '<query xmlns="jabber:iq:register">'+
                            '<x xmlns="jabber:x:data" type="submit">'+
                                '<field xmlns="http://www.w3.org/1999/xhtml" var="username">'+
                                    '<value>testusername</value>'+
                                '</field>'+
                                '<field xmlns="http://www.w3.org/1999/xhtml" var="password">'+
                                    '<value>testpassword</value>'+
                                '</field>'+
                                '<field xmlns="http://www.w3.org/1999/xhtml" var="email">'+
                                    '<value>test@email.local</value>'+
                                '</field>'+
                            '</x>'+
                        '</query>'+
                    '</iq>'
                );
                done();
            });
        }));
    });
}));
