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app.js
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54 lines (46 loc) · 1.32 KB
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var express = require('express');
var bodyParser = require('body-parser');
var cors = require('cors');
var codes = [];
var used = [];
var morgan = require('morgan')
var app = express();
app.use(morgan('combined'));
app.use(cors());
app.use(bodyParser.json());
//generate codes
for (var i = 0; i < 100000; i++){
codes.push(generateCode());
}
app.get('/valid', function (req, res) {
res.send(codes);
});
app.get('/used', function (req, res) {
res.send(used);
});
app.post('/check', function (req, res) {
var code = req.body.code;
var index = codes.indexOf(code);
if (index > -1){
codes.splice(index, 1);
used.push(code);
res.json({message: 'code is valid', valid: true});
}
else if (used.indexOf(code) > -1){
res.json({message: 'code already used', valid: false});
}
res.json({message: 'code is invalid', valid: false});
});
function generateCode()
{
return Math.random().toString(36).substring(2, 7);
}
//start server
var server_port = process.env.OPENSHIFT_NODEJS_PORT || 3000;
var server_ip_address = process.env.OPENSHIFT_NODEJS_IP || '127.0.0.1';
app.listen(server_port, server_ip_address, function () {
console.log("Listening on " + server_ip_address + ", server_port " + server_port)
//codes.forEach(function(code) {
// console.log(code);
//});
});