(function (root, factory) {
    define(["jasmine", "mock", "converse-core", "test-utils"], factory);
} (this, function (jasmine, mock, converse, test_utils) {
    var Strophe = converse.env.Strophe;
    var b64_sha1 = converse.env.b64_sha1;
    var $iq = converse.env.$iq;
    var _ = converse.env._;
    var u = converse.env.utils;

    describe("The OMEMO module", function() {

        it("will add processing hints to sent out encrypted <message> stanzas",
            mock.initConverseWithPromises(
                null, ['rosterGroupsFetched'], {},
                function (done, _converse) {
            // TODO
            done();
        }));

        it("adds a toolbar button for starting an encrypted chat session",
            mock.initConverseWithPromises(
                null, ['rosterGroupsFetched'], {},
                function (done, _converse) {

            let iq_stanza;
            test_utils.createContacts(_converse, 'current');
            const contact_jid = mock.cur_names[2].replace(/ /g,'.').toLowerCase() + '@localhost';

            test_utils.waitUntil(function () {
                return _.filter(
                    _converse.connection.IQ_stanzas,
                    (iq) => {
                        const node = iq.nodeTree.querySelector('iq[to="'+_converse.bare_jid+'"] query[node="eu.siacs.conversations.axolotl.devicelist"]');
                        if (node) { iq_stanza = iq.nodeTree;}
                        return node;
                    }).length;
            }).then(function () {
                expect(iq_stanza.outerHTML).toBe(
                    '<iq type="get" from="dummy@localhost" to="dummy@localhost" xmlns="jabber:client" id="'+iq_stanza.getAttribute("id")+'">'+
                        '<query xmlns="http://jabber.org/protocol/disco#items" '+
                               'node="eu.siacs.conversations.axolotl.devicelist"/>'+
                    '</iq>');

                const stanza = $iq({
                    'from': contact_jid,
                    'id': iq_stanza.getAttribute('id'),
                    'to': _converse.bare_jid,
                    'type': 'result',
                }).c('query', {
                    'xmlns': 'http://jabber.org/protocol/disco#items',
                    'node': 'eu.siacs.conversations.axolotl.devicelist'
                }).c('device', {'id': '482886413b977930064a5888b92134fe'}).up()
                _converse.connection._dataRecv(test_utils.createRequest(stanza));

                expect(_converse.devicelists.length).toBe(1);
                const devicelist = _converse.devicelists.get(_converse.bare_jid);
                expect(devicelist.devices.length).toBe(1);
                expect(devicelist.devices.at(0).get('id')).toBe('482886413b977930064a5888b92134fe');

                test_utils.openChatBoxFor(_converse, contact_jid);
                return test_utils.waitUntil(() => {
                    return _.filter(_converse.connection.IQ_stanzas, function (iq) {
                        const node = iq.nodeTree.querySelector('publish[xmlns="eu.siacs.conversations.axolotl.devicelist"]');
                        if (node) { iq_stanza = iq.nodeTree; }
                        return node;
                    }).length;
                });
            }).then(function () {
                expect(iq_stanza.outerHTML).toBe(
                    '<iq from="dummy@localhost" type="set" xmlns="jabber:client" id="'+iq_stanza.getAttribute('id')+'">'+
                        '<pubsub xmlns="http://jabber.org/protocol/pubsub">'+
                            '<publish xmlns="eu.siacs.conversations.axolotl.devicelist">'+
                                '<item>'+
                                    '<list xmlns="eu.siacs.conversations.axolotl"/>'+
                                    '<device id="482886413b977930064a5888b92134fe"/>'+
                                    '<device id="123456789"/>'+
                                '</item>'+
                            '</publish>'+
                    '</pubsub>'+
                    '</iq>');

                const stanza = $iq({
                    'from': _converse.bare_jid,
                    'id': iq_stanza.getAttribute('id'),
                    'to': _converse.bare_jid,
                    'type': 'result'});
                _converse.connection._dataRecv(test_utils.createRequest(stanza));

                return test_utils.waitUntil(() => {
                    return _.filter(_converse.connection.IQ_stanzas, function (iq) {
                        const node = iq.nodeTree.querySelector('publish[node="eu.siacs.conversations.axolotl.bundles:123456789"]');
                        if (node) { iq_stanza = iq.nodeTree; }
                        return node;
                    }).length;
                });
            }).then(function () {
                expect(iq_stanza.getAttributeNames().sort().join()).toBe(["from", "type", "xmlns", "id"].sort().join());
                expect(iq_stanza.querySelector('prekeys').childNodes.length).toBe(100);

                const signed_prekeys = iq_stanza.querySelectorAll('signedPreKeyPublic');
                expect(signed_prekeys.length).toBe(1);
                const signed_prekey = signed_prekeys[0];
                expect(signed_prekey.getAttribute('signedPreKeyId')).toBe('0')
                expect(iq_stanza.querySelectorAll('signedPreKeySignature').length).toBe(1);
                expect(iq_stanza.querySelectorAll('identityKey').length).toBe(1);

                const stanza = $iq({
                    'from': _converse.bare_jid,
                    'id': iq_stanza.getAttribute('id'),
                    'to': _converse.bare_jid,
                    'type': 'result'});
                _converse.connection._dataRecv(test_utils.createRequest(stanza));


                return test_utils.waitUntil(() => {
                    return _.filter(
                        _converse.connection.IQ_stanzas,
                        (iq) => {
                            const node = iq.nodeTree.querySelector('iq[to="'+contact_jid+'"] query[node="eu.siacs.conversations.axolotl.devicelist"]');
                            if (node) { iq_stanza = iq.nodeTree; }
                            return node;
                        }).length;});
            }).then(function () {
                expect(iq_stanza.outerHTML).toBe(
                    '<iq type="get" from="dummy@localhost" to="'+contact_jid+'" xmlns="jabber:client" id="'+iq_stanza.getAttribute("id")+'">'+
                        '<query xmlns="http://jabber.org/protocol/disco#items" '+
                               'node="eu.siacs.conversations.axolotl.devicelist"/>'+
                    '</iq>');
                const stanza = $iq({
                    'from': contact_jid,
                    'id': iq_stanza.getAttribute('id'),
                    'to': _converse.bare_jid,
                    'type': 'result',
                }).c('query', {
                    'xmlns': 'http://jabber.org/protocol/disco#items',
                    'node': 'eu.siacs.conversations.axolotl.devicelist'
                }).c('device', {'id': '368866411b877c30064a5f62b917cffe'}).up()
                  .c('device', {'id': '3300659945416e274474e469a1f0154c'}).up()
                  .c('device', {'id': '4e30f35051b7b8b42abe083742187228'}).up()
                  .c('device', {'id': 'ae890ac52d0df67ed7cfdf51b644e901'});
                _converse.connection._dataRecv(test_utils.createRequest(stanza));

                expect(_converse.devicelists.length).toBe(2);
                const devicelist = _converse.devicelists.get(contact_jid);
                expect(devicelist.devices.length).toBe(4);
                expect(devicelist.devices.at(0).get('id')).toBe('368866411b877c30064a5f62b917cffe');
                expect(devicelist.devices.at(1).get('id')).toBe('3300659945416e274474e469a1f0154c');
                expect(devicelist.devices.at(2).get('id')).toBe('4e30f35051b7b8b42abe083742187228');
                expect(devicelist.devices.at(3).get('id')).toBe('ae890ac52d0df67ed7cfdf51b644e901');
                return test_utils.waitUntil(() => _converse.chatboxviews.get(contact_jid).el.querySelector('.chat-toolbar'));
            }).then(function () {
                const view = _converse.chatboxviews.get(contact_jid);
                const toolbar = view.el.querySelector('.chat-toolbar');
                expect(view.model.get('omemo_active')).toBe(undefined);
                const toggle = toolbar.querySelector('.toggle-omemo');
                expect(_.isNull(toggle)).toBe(false);
                expect(u.hasClass('fa-unlock', toggle)).toBe(true);
                expect(u.hasClass('fa-lock', toggle)).toBe(false);

                spyOn(view, 'toggleOMEMO').and.callThrough();
                view.delegateEvents(); // We need to rebind all events otherwise our spy won't be called
                toolbar.querySelector('.toggle-omemo').click();
                expect(view.toggleOMEMO).toHaveBeenCalled();
                expect(view.model.get('omemo_active')).toBe(true);

                return test_utils.waitUntil(() => u.hasClass('fa-lock', toolbar.querySelector('.toggle-omemo')));
            }).then(function () {
                const view = _converse.chatboxviews.get(contact_jid);
                const toolbar = view.el.querySelector('.chat-toolbar');
                const toggle = toolbar.querySelector('.toggle-omemo');
                expect(u.hasClass('fa-unlock', toggle)).toBe(false);
                expect(u.hasClass('fa-lock', toggle)).toBe(true);
                done();
            }).catch(_.partial(console.error, _));
        }));
    });

    describe("A chatbox with an active OMEMO session", function() {

        it("will not show the spoiler toolbar button",
            mock.initConverseWithPromises(
                null, ['rosterGroupsFetched'], {},
                function (done, _converse) {
            // TODO
            done()
        }));
    });
}));