notesExpress.js

/*****
 * 
 *  Notes - bodyparser is a module that helps with parsing - particularly restful json
 *  install via npm
 * 
 *  npm install axios -- use promises  axios.get, etc.
 *****/


var app = express();
// more new code:
// require body-parser
var bodyParser = require('body-parser');
// use it!
app.use(bodyParser.urlencoded({ extended: true }));

// new code: -- setup express session for use
var session = require('express-session');
// original code:
app.use(session({
    secret: 'keyboardkitteh',
    resave: false,
    saveUninitialized: true,
    cookie: { maxAge: 60000 }
}))
// sample session reference**
app.post('/users', function (req, res){
    // set the name property of session.  
    req.session.name = req.body.name;
    console.log(req.session.name);
    //code to add user to db goes here!
    // redirect the user back to the root route. 
    res.redirect('/');
});



// proto method

app.HTTP_VERB('URL', function (req, res) { });  // HTTP_VERB is either 'get' or 'post' etc...


// root route
app.get('/', function (req, res) {
    res.render('index', { title: "my Express project" });
});
// route to process new user form data:
app.post('/users', function (req, res) {
    //code to add user to db goes here!
})


// root route
app.get('/', function (req, res) {
    res.render('index', { title: "my Express project" });
});
// route to process new user form data:
app.post('/users', function (req, res) {
    // code to add user to db goes here!
    // redirect the user back to the root route. 
    // All we do is specify the URL we want to go to:
    res.redirect('/');
})

// -- sample ejs form --
{/* <form action='/users' method='post'>
    Name: <input type='text' name='name'>
    Email: <input type='text' name='email'>
    <input type='submit' value='create user'>
</form> */}

app.get("/users/:id", function (req, res) {
    console.log("The user id requested is:", req.params.id);
    // just to illustrate that req.params is usable here:
    res.send("You requested the user with id: " + req.params.id);
    // code to get user from db goes here, etc...
});

// new code:
var session = require('express-session');
// original code:
var app = express();
// more new code:
app.use(session({
    secret: 'keyboardkitteh',
    resave: false,
    saveUninitialized: true,
    cookie: { maxAge: 60000 }
}))