import Vue from 'vue';
import store from '@/store/index';
import router from './router/index_APP_TARGET';
import {loginInfo} from '@/scripts/ProjectConfig';
import NProgress from 'nprogress';
import 'nprogress/nprogress.css';
import { getToken, removeToken, getSessionStorage } from '@/utils/auth';
import localStore from 'storejs';

const whiteList = ['/login', '/design/login', '/gzzbxy/relay', '/authorization', '/AUSline', '/AUStool']; // 不重定向白名单

for (const val in loginInfo) {
    if (loginInfo[val].loginPath && !whiteList.includes(loginInfo[val].loginPath)) {
        whiteList.push(loginInfo[val].loginPath);
    }
}

// 登录路径判断获取
function getRouteInfo(to) {
    let loginPath = '';
    const toRoutePath = to.redirectedFrom || to.path;
    const current_session = getSessionStorage('project');
    if (whiteList.includes(toRoutePath)) { // 登陆页面清空 token
        removeToken();
    }
    const localLogin = process.env.VUE_APP_PRO == 'local' || process.env.VUE_APP_PRO == 'ntyl';
    loginPath = loginInfo[current_session] && !localLogin ? loginInfo[current_session].loginPath : whiteList[0];
    if (to.query.projectDevice && to.query.type) {
        loginPath = `${loginPath}&projectDevice=${to.query.projectDevice}&type=${to.query.type}`;
    }
    return loginPath;
}

function handleRoute(to, next, loginPath) {
    if (store.getters.roles.length == 0) {
        store.dispatch('GetInfo', getToken()).then(res => {
            // 根据roles权限生成可访问的路由表
            const roles = res.roles;
            store.dispatch('GenerateRoutes', { roles }).then(() => {
                router.addRoutes(store.getters.addRouters); // 动态添加可访问路由表
                if (to.redirectedFrom) {
                    next({ path: to.redirectedFrom, replace: true });
                } else {
                    next({ ...to, replace: true });
                }
            });

        }).catch(() => {
            store.dispatch('FedLogOut').then(() => {
                Vue.prototype.$messageBox('验证失败，请重新登录！');
                next({ path: loginPath });
            });
        });
    } else {
        // 除没有动态改变权限的需求可直接next() 删下方权限判断
        if (to.path === '/404' && to.redirectedFrom === '/') {
            const project = getSessionStorage('project');
            next(localStore.get('trainingPlatformRoute' + store.getters.id + project) || '/trainingPlatform');
        } else {
            next();
        }
    }
}

router.beforeEach((to, from, next) => {
    const project = getSessionStorage('project');
    document.title = loginInfo[project || 'login'].browserTitle || loginInfo[project || 'login'].title;
    NProgress.start();
    const loginPath = getRouteInfo(to);
    if (getToken()) {
        if (to.path === loginPath) {
            // 登录页面不拦截
            next();
        } else {
            // 进入系统重新计算路由
            handleRoute(to, next, loginPath);
        }
    } else {
        if (whiteList.indexOf(to.path) !== -1) {
            // 在免登录白名单，直接进入
            next();
        } else if (to.path.substr(0, 13) == whiteList[2]) {
            next();
        } else {
            // 否则全部重定向到登录页
            next(loginPath);
        }
    }
});

NProgress.configure({
    easing: 'ease', // 动画方式
    speed: 500, // 递增进度条的速度
    showSpinner: false, // 是否显示加载ico
    trickleSpeed: 200, // 自动递增间隔
    minimum: 0.3 // 初始化时的最小百分比
});

router.afterEach(() => {
    // 结束Progress
    NProgress.done();
});