gistfile1.txt

var	io = require('socket.io').listen(server);

// ----------------- https server ---------
app.use(express.static(__dirname+'/public'));
app.use(bodyParser.urlencoded({ extended: false }))


// ---------------------------custom function -----------------------

	/*
	-----------------------------------------
	displayList()
	-----------------------------------------
	*/
	function displayList(gradelevel) {
		var now = moment().startOf('day').format('YYYY-MM-DD HH:mm:ss');	
		var query = process.env.query;
		var studentList = knex.raw(query).then((result) => {
			return result.rows
		})

		studentList.then((list) => {}, [])
      var newList = list;
      // do alot of things and then return newList
      
			io.to(gradelevel).emit('students result list', newList)
		})
	} //end displayList()