server.js

// server.js

// set up ========================
var express  = require('express');
var app      = express();                               // create our app w/ express
var mongoose = require('mongoose');                     // mongoose for mongodb
var timestamps = require('mongoose-timestamp'); //timestamps plugin for mongoose
var morgan = require('morgan');             // log requests to the console (express4)
var bodyParser = require('body-parser');    // pull information from HTML POST (express4)
var methodOverride = require('method-override'); // simulate DELETE and PUT (express4)

// configuration =================

mongoose.connect('localhost', 'questionJS');     // connect to mongoDB database

app.use(express.static(__dirname + '/public'));                 // set the static files location /public/img will be /img for users
app.use(morgan('dev'));                                         // log every request to the console
app.use(bodyParser.urlencoded({'extended':'true'}));            // parse application/x-www-form-urlencoded
app.use(bodyParser.json());                                     // parse application/json
app.use(bodyParser.json({ type: 'application/vnd.api+json' })); // parse application/vnd.api+json as json
app.use(methodOverride());

// define model =================
var QuestionSchema = mongoose.Schema({
    completed: Boolean,
    //dateString: Date,
    desc: String,
    echo: Number,
    head: String,
    headLastChar: String,
    linkedDesc: String,
    new: Boolean,
    order: Number,
    trustedDesc: String,
    wholeMsg: String,
    timestamp: Number,
});
//QuestionSchema.plugin(timestamps); //This will create two auto fields: created_at and updated_at
var Question = mongoose.model('Question', QuestionSchema);

// routes ======================================================================

// api ---------------------------------------------------------------------
// get all questions
app.get('/api/questions', function(req, res) {

    // use mongoose to get all questions in the database
    Question.find(function(err, questions) {

        // if there is an error retrieving, send the error. nothing after res.send(err) will execute
        if (err)
        res.send(err)

        res.json(questions); // return all questions in JSON format
    });
});

// create question and send back all questions after creation
app.post('/api/questions', function(req, res) {

    // create a question, information comes from AJAX request from Angular
    //TODO: replace the fields with our special case
    Question.create({
        wholeMsg : req.body.wholeMsg,
        head: req.body.head,
        headLastChar: req.body.headLastChar,
        desc: req.body.desc,
        linkedDesc: req.body.linkedDesc,
        completed: req.body.completed,
        timestamp: req.body.timestamp,
        tags: req.body.tags,
        echo: req.body.echo,
        order: req.body.order
    }, function(err, question) {
        if (err)
        res.send(err);

        // get and return all the questions after you create another
        Question.find(function(err, questions) {
            if (err)
            res.send(err)
            res.json(questions);
        });
    });

});

// create question and send back all questions after creation
// TODO: replace the fields with our special case
app.post('/api/questions/:question_id', function(req, res) {

    // modify a question, information comes from AJAX request from Angular
    Question.update({//condition
        _id: req.params.question_id
    }, { //the new data
        wholeMsg : req.body.wholeMsg,
        head: req.body.head,
        headLastChar: req.body.headLastChar,
        desc: req.body.desc,
        linkedDesc: req.body.linkedDesc,
        completed: req.body.completed,
        timestamp: req.body.timestamp,
        tags: req.body.tags,
        echo: req.body.echo,
        order: req.body.order
    }, function(err, question) {
        if (err)
        res.send(err);

        // get and return all the questions after you create another
        Question.find(function(err, questions) {
            if (err)
            res.send(err)
            res.json(questions);
        });
    });

});

// delete a question
app.delete('/api/questions/:question_id', function(req, res) {
    Question.remove({
        _id : req.params.question_id
    }, function(err, question) {
        if (err)
        res.send(err);

        Question.find(function(err, questions) {
            if (err)
            res.send(err)
            res.json(questions);
        });
    });
});


// listen (start app with node server.js) ======================================
app.listen(8080);
console.log("App listening on port 8080");