define(['paper-icon-button-light'], function () {

    function updatePageStyle(page) {

        if (getParameterByName('showuser') == '1') {
            page.classList.add('libraryPage');
            page.classList.add('noSecondaryNavPage');
            page.classList.remove('standalonePage');
        } else {
            page.classList.add('standalonePage');
            page.classList.remove('noSecondaryNavPage');
            page.classList.remove('libraryPage');
        }
    }

    function showServerConnectionFailure() {

        Dashboard.alert({
            message: Globalize.translate("MessageUnableToConnectToServer"),
            title: Globalize.translate("HeaderConnectionFailure")
        });
    }

    function getServerHtml(server) {

        var html = '';

        html += '<paper-icon-item class="serverItem" data-id="' + server.Id + '">';

        html += '<paper-fab mini class="blue lnkServer" icon="wifi" item-icon></paper-fab>';

        html += '<paper-item-body class="lnkServer" two-line>';
        html += '<a class="clearLink" href="#">';

        html += '<div>';
        html += server.Name;
        html += '</div>';

        //html += '<div secondary>';
        //html += MediaBrowser.ServerInfo.getServerAddress(server, server.LastConnectionMode);
        //html += '</div>';

        html += '</a>';
        html += '</paper-item-body>';

        if (server.Id) {
            html += '<button is="paper-icon-button-light" class="btnServerMenu"><iron-icon icon="' + AppInfo.moreIcon + '"></iron-icon></button>';
        }

        html += '</paper-icon-item>';

        return html;
    }

    function renderServers(page, servers) {

        if (servers.length) {
            page.querySelector('.noServersMessage').classList.add('hide');
            page.querySelector('.serverList').classList.remove('hide');
        } else {
            page.querySelector('.serverList').classList.add('hide');
            page.querySelector('.noServersMessage').classList.remove('hide');
        }

        var html = '';

        html += servers.map(getServerHtml).join('');

        page.querySelector('.serverList').innerHTML = html;
    }

    function showGeneralError() {

        Dashboard.hideModalLoadingMsg();
        Dashboard.alert({
            message: Globalize.translate('DefaultErrorMessage')
        });
    }

    function parentWithClass(elem, className) {

        while (!elem.classList || !elem.classList.contains(className)) {
            elem = elem.parentNode;

            if (!elem) {
                return null;
            }
        }

        return elem;
    }

    return function (view, params) {

        var cachedServers;

        function connectToServer(page, server) {

            Dashboard.showLoadingMsg();

            ConnectionManager.connectToServer(server).then(function (result) {

                Dashboard.hideLoadingMsg();

                var apiClient = result.ApiClient;

                switch (result.State) {

                    case MediaBrowser.ConnectionState.SignedIn:
                        {
                            Dashboard.onServerChanged(apiClient.getCurrentUserId(), apiClient.accessToken(), apiClient);
                            Dashboard.navigate('home.html');
                        }
                        break;
                    case MediaBrowser.ConnectionState.ServerSignIn:
                        {
                            Dashboard.onServerChanged(null, null, apiClient);
                            Dashboard.navigate('login.html?serverid=' + result.Servers[0].Id);
                        }
                        break;
                    case MediaBrowser.ConnectionState.ServerUpdateNeeded:
                        {
                            Dashboard.alert(alert({

                                text: Globalize.translate('core#ServerUpdateNeeded', 'https://emby.media'),
                                html: Globalize.translate('core#ServerUpdateNeeded', '<a href="https://emby.media">https://emby.media</a>')

                            }));
                        }
                        break;
                    default:
                        showServerConnectionFailure();
                        break;
                }

            });
        }

        function acceptInvitation(page, id) {

            Dashboard.showModalLoadingMsg();

            // Add/Update connect info
            ConnectionManager.acceptServer(id).then(function () {

                Dashboard.hideModalLoadingMsg();
                loadPage(page);

            }, function () {

                showGeneralError();
            });
        }

        function deleteServer(page, serverId) {

            Dashboard.showModalLoadingMsg();

            // Add/Update connect info
            ConnectionManager.deleteServer(serverId).then(function () {

                Dashboard.hideModalLoadingMsg();

                loadPage(page);

            }, function () {

                showGeneralError();

            });
        }

        function rejectInvitation(page, id) {

            Dashboard.showModalLoadingMsg();

            // Add/Update connect info
            ConnectionManager.rejectServer(id).then(function () {

                Dashboard.hideModalLoadingMsg();

                loadPage(page);

            }, function () {

                showGeneralError();

            });
        }

        function showServerMenu(elem) {

            var card = parentWithClass(elem, 'serverItem');
            var page = parentWithClass(elem, 'page');
            var serverId = card.getAttribute('data-id');

            var menuItems = [];

            menuItems.push({
                name: Globalize.translate('ButtonDelete'),
                id: 'delete',
                ironIcon: 'delete'
            });

            require(['actionsheet'], function (actionsheet) {

                actionsheet.show({
                    items: menuItems,
                    positionTo: elem,
                    callback: function (id) {

                        switch (id) {

                            case 'delete':
                                deleteServer(page, serverId);
                                break;
                            default:
                                break;
                        }
                    }
                });

            });
        }

        function showPendingInviteMenu(elem) {

            var card = parentWithClass(elem, 'inviteItem');
            var page = parentWithClass(elem, 'page');
            var invitationId = card.getAttribute('data-id');

            var menuItems = [];

            menuItems.push({
                name: Globalize.translate('ButtonAccept'),
                id: 'accept',
                ironIcon: 'add'
            });

            menuItems.push({
                name: Globalize.translate('ButtonReject'),
                id: 'reject',
                ironIcon: 'cancel'
            });

            require(['actionsheet'], function (actionsheet) {

                actionsheet.show({
                    items: menuItems,
                    positionTo: elem,
                    callback: function (id) {

                        switch (id) {

                            case 'accept':
                                acceptInvitation(page, invitationId);
                                break;
                            case 'reject':
                                rejectInvitation(page, invitationId);
                                break;
                            default:
                                break;
                        }
                    }
                });

            });
        }

        function getPendingInviteHtml(invite) {

            var html = '';

            html += '<paper-icon-item class="inviteItem" data-id="' + invite.Id + '">';

            html += '<paper-fab mini class="blue lnkServer" icon="wifi" item-icon></paper-fab>';

            html += '<paper-item-body two-line>';

            html += '<div>';
            html += invite.Name;
            html += '</div>';

            html += '</paper-item-body>';

            html += '<button is="paper-icon-button-light" class="btnInviteMenu"><iron-icon icon="' + AppInfo.moreIcon + '"></iron-icon></button>';

            html += '</paper-icon-item>';

            return html;
        }

        function renderInvitations(page, list) {

            if (list.length) {
                page.querySelector('.invitationSection').classList.remove('hide');
            } else {
                page.querySelector('.invitationSection').classList.add('hide');
            }

            var html = list.map(getPendingInviteHtml).join('');

            page.querySelector('.invitationList').innerHTML = html;
        }

        function loadInvitations(page) {

            if (ConnectionManager.isLoggedIntoConnect()) {

                ConnectionManager.getUserInvitations().then(function (list) {

                    renderInvitations(page, list);

                });

            } else {

                renderInvitations(page, []);
            }

        }

        function loadPage(page) {

            Dashboard.showLoadingMsg();

            ConnectionManager.getAvailableServers().then(function (servers) {

                servers = servers.slice(0);
                cachedServers = servers;

                renderServers(page, servers);

                Dashboard.hideLoadingMsg();
            });

            loadInvitations(page);

            if (ConnectionManager.isLoggedIntoConnect()) {
                page.querySelector('.connectLogin').classList.add('hide');
            } else {
                page.querySelector('.connectLogin').classList.remove('hide');
            }
        }

        view.querySelector('.invitationList').addEventListener('click', function (e) {

            var btnInviteMenu = parentWithClass(e.target, 'btnInviteMenu');
            if (btnInviteMenu) {
                showPendingInviteMenu(btnInviteMenu);
            }
        });
        view.querySelector('.serverList').addEventListener('click', function (e) {

            var lnkServer = parentWithClass(e.target, 'lnkServer');
            if (lnkServer) {
                var item = parentWithClass(lnkServer, 'serverItem');
                var id = item.getAttribute('data-id');

                var server = cachedServers.filter(function (s) {
                    return s.Id == id;
                })[0];

                connectToServer(page, server);
            }

            var btnServerMenu = parentWithClass(e.target, 'btnServerMenu');
            if (btnServerMenu) {
                showServerMenu(btnServerMenu);
            }
        });

        view.addEventListener('viewbeforeshow', function () {
            updatePageStyle(this);
        });
        view.addEventListener('viewshow', function () {
            loadPage(this);
        });
    };
});