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const express = require('express');
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const mongoose = require('mongoose');
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const session = require('express-session');
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const cookieParser = require('cookie-parser');
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const mongoStore = require('connect-mongo')(session);
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const logger = require('morgan');
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const multipart = require('connect-multiparty');//处理混合表单
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const bodyParser = require('body-parser');
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const app = express();
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const Router = require('./config/Router');
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const Admin = require('./models/Admin');
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console.log(process.env.NODE_ENV);
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let port = process.env.PORT || 3001,
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env = process.env.NODE_ENV || 'development',
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allowDomain = `http://localhost:3000`;
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//数据库连接
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let dbUrl = 'mongodb://localhost/campusCard';
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mongoose.Promise = global.Promise;
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mongoose.connect(dbUrl, {useMongoClient: true})
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.then(() => {
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console.log(`已连接${dbUrl}`);
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}).catch((e) => {
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console.log(e.stack);
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});
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mongoose.connection.on('disconnected', function () {
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console.log('Mongoose connection disconnected');
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});
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//设置跨域访问
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app.all('*', function (req, res, next) {
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res.header("Access-Control-Allow-Origin", allowDomain);
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res.header("Access-Control-Allow-Headers", "Content-Type,x-requested-with");
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res.header("Access-Control-Allow-Methods", "PUT,POST,GET,DELETE,OPTIONS");
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res.header("X-Powered-By", ' 3.2.1');
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res.header("Content-Type", "application/json;charset=utf-8");
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res.header("Access-Control-Allow-Credentials", "true");
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next();
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});
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//当extended为false的时候，键值对中的值就为'String'或'Array'形式，为true的时候，则可为任何数据类型。
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app.use(bodyParser.urlencoded({extended: false}));
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app.use(bodyParser.json());
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//session依赖于cookie
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app.use(cookieParser());
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app.use(multipart());
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app.use(session({
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secret: 'campusCard',
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store: new mongoStore({
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url: dbUrl,
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collection: 'sessions',
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}),
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resave: false,
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saveUninitialized: true
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}));
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if ('development' === env) {
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app.set('showStackError', true);
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app.use(logger(':method :url :status'));
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app.locals.pretty = true;
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mongoose.set('debug', true)
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}
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//*******************自动创建超级管理员**********************
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(async () => {
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try {
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let hasAdmin = await Admin.findOne({code: 'admin'});
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if (hasAdmin) {
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console.log(`存在超级管理员${hasAdmin.code}`);
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} else {
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let admin = new Admin({
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code: 'admin',
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password: 'admin',
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isAdmin: true
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});
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let newAdmin = await admin.save();
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console.log(`创建超级管理员成功${newAdmin}`);
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}
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} catch (e) {
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console.log(e.stack);
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}
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})();
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//********************************************************
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Router(app);
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app.listen(port);
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