Created
May 28, 2013 12:26
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Chamadas Painel - Node.JS
app.js
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// CONFIG PACKAGES | |
var express = require('express'); | |
var app = express.createServer(); | |
var socket = require('socket.io'); | |
var pg = require('pg'); | |
app.configure(function(){ | |
app.use(express.static(__dirname + '/')); | |
}); | |
// CONFIG PORT | |
var server = app.listen(3000); | |
// CONFIG LISTEN | |
var io = socket.listen(server); | |
//CONFIG DB | |
var conString = "tcp://usuario:senha@servidor/banco"; | |
var client = new pg.Client(conString); | |
client.connect(); | |
io.sockets.on('connection', function(socket) { | |
// PEGA O HISTORICO E ENVIA PARA O PAINEL | |
socket.on('send_message', function(data_historico) { | |
console.log('SELECT * FROM (SELECT DISTINCT on (num_senha) * FROM painel_senha) painel_senha WHERE id_uni = '+data_historico.message+' ORDER BY contador DESC LIMIT 5 OFFSET 1'); | |
var sql = 'SELECT * FROM (SELECT DISTINCT on (num_senha) * FROM painel_senha) painel_senha WHERE id_uni = '+data_historico.message+' ORDER BY contador DESC LIMIT 5 OFFSET 1 '; | |
var query = client.query(sql); | |
client.query(sql, function(err, result) { | |
data_historico.message = result; | |
io.sockets.emit('get_message_historico', data_historico); | |
}); | |
}); | |
// PEGA SENHA E ENVIA PARA O PAINEL | |
socket.on('send_message', function(data_senha) { | |
var sql_senha = 'SELECT DISTINCT contador, id_uni, id_serv, num_senha, sig_senha, msg_senha, nm_local, num_guiche FROM painel_senha ORDER BY contador desc LIMIT 1 '; | |
var query_senha = client.query(sql_senha); | |
query_senha.on('row', function(linha) { | |
data_senha.message = linha; | |
io.sockets.emit('get_message_senha', data_senha); | |
}); | |
}); | |
}); |
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