server.js

const express = require("express");
const mongoose = require("mongoose");
const bodyParser = require("body-parser");
const passport = require("passport");
const app = express();

// 引入users.js
const users = require("./routes/api/users");

//DB config
const db = require("./config/keys").mongoURI;

//使用body-parser中间件
app.use(bodyParser.urlencoded({extended:false}));
app.use(bodyParser.json());


//Connect to mongodb
mongoose.connect(db)
        .then(() => console.log("MongonDB connected"))
        .catch(err => console.log(err));

//passport初始化
app.use(passport.initialize());
require("./config/passport")(passport);
// app.get("/",(req,res)=>{
//     res.send("Hello World!");
// })

//使用routes
app.use("/api/users",users);

const port = process.env.PORT || 5000;

app.listen(port,()=>{
    console.log(`Server running on port ${port}`);
})