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fixing btc

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martind2000 2017-06-12 13:37:38 +01:00
parent 3d444486f1
commit bcc7a3d87e
1 changed files with 50 additions and 45 deletions
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95
lib/btc.js
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@ -1,52 +1,57 @@
let http = require('http');
let btcCache = {};
exports.doBTC = function(req, res) {
let http = require('http');
let btcCache = {};
exports.doBTC = function (req, res) {
console.log('Bitcoin request');
function btcQuery(callback, r) {
var req = r;
var options = {
host: 'api.coindesk.com',
// port: 80,
path: '/v1/bpi/currentprice.json',
// method: 'GET',
headers: {
/* 'Content-Type': 'application/json',
'Content-Length': Buffer.byteLength(data)*/
function btcQuery (callback, r) {
var req = r;
var options = {
host: 'api.coindesk.com',
// port: 80,
path: '/v1/bpi/currentprice.json',
// method: 'GET',
headers: {
/* 'Content-Type': 'application/json',
'Content-Length': Buffer.byteLength(data)*/
}
};
}
};
try {
http.request(options).on('response', function (response) {
var data = '';
response.on('data', function (chunk) {
data += chunk;
});
response.on('end', function () {
console.log('>> data', data);
try {
http.request(options).on('response', function(response) {
var data = '';
response.on('data', function(chunk) {
data += chunk;
});
response.on('end', function() {
console.log('>> data', data);
callback(JSON.parse(data), r);
});
response.on('error', function(e) {
console.error(e);
});
}).end();
} catch (e) {
console.error(e);
}
}
callback(JSON.parse(data), r);
} catch (e) {
console.error(e);
}
});
response.on('error', function (e) {
console.error(e);
});
}).end();
} catch (e) {
console.error(e);
}
}
let now = new Date();
if (now - GLOBAL.lastcheck > (59000 )) {
btcQuery(function(a) {
// console.log(a);
console.log('Got btc data.');
btcCache = a;
GLOBAL.lastcheck = now;
res.setHeader('Content-Type', 'application/json');
res.end(JSON.stringify(btcCache));
}, res);
} else {
console.log('Using cache');
res.setHeader('Content-Type', 'application/json');
res.end(JSON.stringify(btcCache));
}
btcQuery(function (a) {
// console.log(a);
console.log('Got btc data.');
btcCache = a;
GLOBAL.lastcheck = now;
res.setHeader('Content-Type', 'application/json');
res.end(JSON.stringify(btcCache));
}, res);
} else {
console.log('Using cache');
res.setHeader('Content-Type', 'application/json');
res.end(JSON.stringify(btcCache));
}
};