Ext.define('saas.view.viewport.ViewportController', {
    extend: 'Ext.app.ViewController',
    alias: 'controller.viewport',

    listen: {
        controller: {
            '*': {
                login: 'onLogin',
                logout: 'onLogout',
                selectCompany: 'onSelectCompany',
                unmatchedroute: 'handleUnmatchedRoute'
            }
        }
    },

    routes: {
        'login': 'handleLoginRoute'
    },

    init: function() {
        var me = this;
        me.originalRoute = saas.getApplication().getDefaultToken();
        // electron app
        if (typeof require === 'function') {
            me.ipc = require('electron').ipcRenderer;
            me.ipc.on('session', function(e, session){
                saas.util.State.set('session', Ext.decode(session));
                me.restoreSession();
            });
        } else {
            me.restoreSession();
        }
    },

    mainviewboxready: function() {
        var me = this;
        //初始化setSessionPage地址
        Ext.DomHelper.insertHtml('beforeEnd', document.body, 
            '<iframe name="setSessionPage" hidden src="' + 
            Ext.manifest.server.accountCenter + '/static/set-token.html"></iframe>');

        if(!Ext.isChrome && !Ext.isFirefox) {
            saas.util.BaseUtil.showConfirm('温馨提示', '为了更好地呈现页面效果，推荐使用Chrome浏览器或火狐浏览器');
        }
    },

    showView: function(xtype) {
        var view = this.lookup(xtype),
            viewport = this.getView();

        if (!view) {
            viewport.removeAll(true);
            view = viewport.add({
                xtype: xtype,
                reference: xtype
            });
        }

        viewport.getLayout().setActiveItem(view);
    },

    showAuth: function() {
        this.showView('login');
    },

    showMain: function() {
        var me = this;
        //读取系统参数
        saas.util.BaseUtil.request({url:'/api/commons/configs/list'})
        .then(function(res) {
            if(res.success) {
                var list = res.data.list;
                if(list.length>0){
                    var d = {};
                    Ext.each(list, function(item, index){
                        d[item.code] = item.data;
                    });
                    me.getViewModel().setData(d)
                }
            }
        })
        .catch(function(e) {
            console.error(e);
        });
        me.showView('main');
    },

    // ROUTING

    handleLoginRoute: function() {
        var session = this.session;
        if (session && session.isValid()) {
            this.redirectTo('', {replace: true});
            return;
        }

        this.showAuth();
    },

    handleUnmatchedRoute: function(route) {
        var me = this;

        if ((!me.session || !me.session.isValid()) && !me.ipc) {
            // There is no authenticated user, let's redirect to the login page but keep track
            // of the original route to restore the requested route after user authentication.
            me.originalRoute = route;
            //没有session时  判断cookie中的uid
            var hasValidCookie = Ext.util.Cookies.get('uid')?me.getAccountCookie():false;
            if(!hasValidCookie){
                if(window.location.host.indexOf('.usoftchina.com')>-1){
                    me.redirectPortal();
                }else{
                    me.redirectTo('login', {replace: true});
                }
            }else{
                me.redirectTo('main', {replace: true});
            }
            return;
        }

        // There is an authenticated user, so let's simply redirect to the default token.
        var target = saas.getApplication().getDefaultToken();
        Ext.log.warn('Route unknown: ', route);
        if (route !== target) {
            me.redirectTo(target, {replace: true});
        }
    },

    getAccountCookie:function(){
        var hasValidCookie = false;
        Ext.Ajax.request({
            url: '/api/auth/info',
            withCredentials: true,
            async:false,
            dataType: 'json',
            headers:{
                'Authorization':'',
                'Access-Control-Allow-Origin': '<origin> | *'
            },
            method: 'GET',
            success: function(response, opts) {
                var res = Ext.decode(response.responseText);
                var data = res.data;
                var token = data.token;
                data.expire = token.expire;
                data.timestamp = token.timestamp;
                data.token = token.token;
                delete data['token'];
                if(data.conpanyId){
                    session = data? saas.model.Session.loadData(data) : null;
                    if (session && session.isValid()) {
                        me.setRequestToken(session.get('token'));
                        me.saveSession(session);
                    }
                    hasValidCookie = true
                } else{
                    me.redirectPortal();
                }
            },
            failure: function(response, opts) {
                showErrorToast('解析cookie失败:'+response.message)
            }
        });
        return hasValidCookie;
    },

    setRequestToken: function(token) {
        var headers = Ext.Ajax.getDefaultHeaders() || {};
        if (token) {
            headers['Authorization'] = token;
        } else {
            delete headers['Authorization'];
        }
        Ext.Ajax.setDefaultHeaders(headers);
    },

    // SESSION MANAGEMENT

    restoreSession: function() {
        var data = saas.util.State.get('session'),
            session = data? saas.model.Session.loadData(data) : null;

        if (session && session.isValid()) {
            this.initiateSession(session);
        } else {
            this.terminateSession();
        }

        return session;
    },

    initiateSession: function(session) {
        this.setRequestToken(session.get('token'));
        this.saveSession(session);
        this.showMain();
    },

    terminateSession: function() {
        this.setRequestToken(null);
        this.saveSession(null);
        //this.showAuth();
    },

    saveSession: function(session) {
        saas.util.State.set('session', session && session.getData(true));
        this.getViewModel().set('account', session && session.get('account'));
        this.session = session;
    },

    // AUTHENTICATION

    onLogin: function(session) {
        if (!session || !session.isValid()) {
            return false;
        }

        this.initiateSession(session);
        this.redirectTo(this.originalRoute, {replace: true});
    },

    onLogout: function() {
        var me = this,
            view = me.getView(),
            session = me.session;
        if (!session || !session.isValid()) {
            return false;
        }

        view.mask();
        session.logout().catch(function(error) {
            saas.util.BaseUtil.showErrorToast(error.message);
        }).then(function() {
            me.originalRoute = Ext.History.getToken();
            me.terminateSession();
            view.unmask();
            me.syncSessionToPortal();
            me.redirectPortal();
            //me.redirectTo('login', {replace: true});
        });
    },

    onSelectCompany: function(companyId) {
        var me = this, view = me.getView(), viewModel = me.getViewModel(), 
            oldSession = me.session, company = viewModel.get('company');

        if (company.id != companyId) {
            view.mask('请稍等...');

            saas.model.Session.switchCompany(oldSession, companyId)
                .then(function(newSession) {
                    newSession.get('account').companyId = companyId;
                    me.initiateSession(newSession);
                    me.syncSessionToPortal(newSession);
                })
                .catch(function(error) {
                    saas.util.BaseUtil.showErrorToast(error.message);
                })
                .then(function() {
                    view.isMasked() && view.unmask();
                    window.location.reload();
                }); 
        }        
    },
    /**
     * 同步session到门户
     * @param {} session 
     */
    syncSessionToPortal: function(session) {
        var sessionStr = session ? JSON.stringify(session) : '';
        if (this.ipc) {
            this.ipc.send('session.change', sessionStr);
        } else {
            //解析session 把data作为sessionStr
            sessionStr = session ? JSON.stringify(session.data) : '';
            const frame = window.frames[window.frames.length - 1];
            frame.postMessage(sessionStr, '*');
        }
    },
    /**
     * 跳转门户
     */
    redirectPortal: function() {
        if (this.ipc) {
            // window.close();
        } else {
            window.location.href = Ext.manifest.server.sso+'/logquit?appId=sp&returnURL='+Ext.manifest.server.accountCenter
        }
    }
});