var nodegit = require('../');
var path = require('path');
var Promise = require('nodegit-promise');
var promisify = require('promisify-node');
var fse = promisify(require('fs-extra'));
fse.ensureDir = promisify(fse.ensureDir);

var fileName = 'newFile.txt';
var fileContent = 'hello world';

var repoDir = '../../newRepo';

var repository;

var signature = nodegit.Signature.create("Foo bar", "foo@bar.com", 123456789, 60);

// Create a new repository in a clean directory, and add our first file
fse.remove(path.resolve(__dirname, repoDir))
.then(function() {
  return fse.ensureDir(path.resolve(__dirname, repoDir));
})
.then(function() {
  return nodegit.Repository.init(path.resolve(__dirname, repoDir), 0);
})
.then(function(repo) {
  repository = repo;
  return fse.writeFile(path.join(repository.workdir(), fileName), fileContent);
})

// Load up the repository index and make our initial commit to HEAD
.then(function() {
  return repository.openIndex();
})
.then(function(index) {
  index.read(1);
  index.addByPath(fileName);
  index.write()

  return index.writeTree();
})
.then(function(oid) {
  return repository.createCommit('HEAD', signature, signature, 'initial commit', oid, []);
})

// Add a new remote
.then(function() {
  return nodegit.Remote.create(repository, "origin", "git@github.com:nodegit/push-example.git")
  .then(function(remote) {
    remote.connect(nodegit.Enums.DIRECTION.PUSH);

    var push;

    // We need to set the auth on the remote, not the push object
    remote.setCallbacks({
      credentials: function(url, userName) {
        return nodegit.Cred.sshKeyFromAgent(userName);
      }
    });

    // Create the push object for this remote
    return nodegit.Push.create(remote)
    .then(function(pushResult) {
      push = pushResult;

      // This just says what branch we're pushing onto what branch in the remote
      return push.addRefspec("refs/heads/master:refs/heads/master");
    }).then(function() {
      // This is the call that performs the actual push
      return push.finish();
    }).then(function() {
      // Check to see if the remote accepted our push request.
      return push.unpackOk();
    });
  });
}).done(function() {
  console.log("Done!");
})