var common = require('../common');
var assert = require('assert');

var net = require('net');
var http = require('http');
var url = require('url');
var qs = require('querystring');
var fs = require('fs');

var have_openssl;
try {
  var crypto = require('crypto');
  var dummy_server = http.createServer(function() {});
  dummy_server.setSecure();
  have_openssl = true;
} catch (e) {
  have_openssl = false;
  console.log('Not compiled with OPENSSL support.');
  process.exit();
}

var request_number = 0;
var requests_sent = 0;
var server_response = '';
var client_got_eof = false;
var caPem = fs.readFileSync(common.fixturesDir + '/test_ca.pem', 'ascii');
var certPem = fs.readFileSync(common.fixturesDir + '/test_cert.pem', 'ascii');
var keyPem = fs.readFileSync(common.fixturesDir + '/test_key.pem', 'ascii');

try {
  var credentials = crypto.createCredentials(
                                             { key: keyPem,
                                               cert: certPem,
                                               ca: caPem
                                             });
} catch (e) {
  console.log('Not compiled with OPENSSL support.');
  process.exit();
}


var https_server = http.createServer(function(req, res) {
  res.id = request_number;
  req.id = request_number++;

  var verified = res.connection.verifyPeer();
  var peerDN = JSON.stringify(req.connection.getPeerCertificate());
  assert.equal(verified, true);
  assert.equal(peerDN,
               '{"subject":"/C=UK/ST=Acknack Ltd/L=Rhys Jones' +
               '/O=node.js/OU=Test TLS Certificate/CN=localhost",' +
               '"issuer":"/C=UK/ST=Acknack Ltd/L=Rhys Jones/O=node.js' +
               '/OU=Test TLS Certificate/CN=localhost",' +
               '"valid_from":"Nov 11 09:52:22 2009 GMT",' +
               '"valid_to":"Nov  6 09:52:22 2029 GMT",' +
               '"fingerprint":"2A:7A:C2:DD:E5:F9:CC:53:72:35:99:7A:02:' +
               '5A:71:38:52:EC:8A:DF"}');

  if (req.id == 0) {
    assert.equal('GET', req.method);
    assert.equal('/hello', url.parse(req.url).pathname);
    assert.equal('world', qs.parse(url.parse(req.url).query).hello);
    assert.equal('b==ar', qs.parse(url.parse(req.url).query).foo);
  }

  if (req.id == 1) {
    assert.equal('POST', req.method);
    assert.equal('/quit', url.parse(req.url).pathname);
  }

  if (req.id == 2) {
    assert.equal('foo', req.headers['x-x']);
  }

  if (req.id == 3) {
    assert.equal('bar', req.headers['x-x']);
    this.close();
    //console.log('server closed');
  }
  setTimeout(function() {
    res.writeHead(200, {'Content-Type': 'text/plain'});
    res.write(url.parse(req.url).pathname);
    res.end();
  }, 1);

});
https_server.setSecure(credentials);
https_server.listen(common.PORT);

https_server.addListener('listening', function() {
  var c = net.createConnection(common.PORT);

  c.setEncoding('utf8');

  c.addListener('connect', function() {
    c.setSecure(credentials);
  });

  c.addListener('secure', function() {
    var verified = c.verifyPeer();
    var peerDN = JSON.stringify(c.getPeerCertificate());
    assert.equal(verified, true);
    assert.equal(peerDN,
                 '{"subject":"/C=UK/ST=Acknack Ltd/L=Rhys Jones' +
                 '/O=node.js/OU=Test TLS Certificate/CN=localhost",' +
                 '"issuer":"/C=UK/ST=Acknack Ltd/L=Rhys Jones/O=node.js' +
                 '/OU=Test TLS Certificate/CN=localhost",' +
                 '"valid_from":"Nov 11 09:52:22 2009 GMT",' +
                 '"valid_to":"Nov  6 09:52:22 2029 GMT",' +
                 '"fingerprint":"2A:7A:C2:DD:E5:F9:CC:53:72:35:99:7A:02:' +
                 '5A:71:38:52:EC:8A:DF"}');
    c.write('GET /hello?hello=world&foo=b==ar HTTP/1.1\r\n\r\n');
    requests_sent += 1;
  });

  c.addListener('data', function(chunk) {
    server_response += chunk;

    if (requests_sent == 1) {
      c.write('POST /quit HTTP/1.1\r\n\r\n');
      requests_sent += 1;
    }

    if (requests_sent == 2) {
      c.write('GET / HTTP/1.1\r\nX-X: foo\r\n\r\n' +
              'GET / HTTP/1.1\r\nX-X: bar\r\n\r\n');
      c.end();
      assert.equal(c.readyState, 'readOnly');
      requests_sent += 2;
    }

  });

  c.addListener('end', function() {
    client_got_eof = true;
  });

  c.addListener('close', function() {
    assert.equal(c.readyState, 'closed');
  });
});

process.addListener('exit', function() {
  assert.equal(4, request_number);
  assert.equal(4, requests_sent);

  var hello = new RegExp('/hello');
  assert.equal(true, hello.exec(server_response) != null);

  var quit = new RegExp('/quit');
  assert.equal(true, quit.exec(server_response) != null);

  assert.equal(true, client_got_eof);
});
