CleverStack/cleverstack-cli

#!/usr/bin/env node

var path    = require('path')
  , lib     = GLOBAL.lib = require(path.join(__dirname, '..', 'lib'))
  , program = GLOBAL.program = require('commander')
  , fs      = require('fs')
  , os      = require('os')
  , isWin   = /^win32/.test(os.platform())
  , spawn   = require('child_process').spawn;

/**  Define CLI Usage
================================*/
program
  .version(lib.pkg.version)
  .option('-x, --host [host]', 'Set the host for grunt server')
  .option('-p, --port [port]', 'Set the port for grunt server');

/**  Define CLI Help
================================*/
program.on('--help', function() {
  console.log('  Example:');
  console.log('    clever server');
  console.log('    clever --host 10.0.0.0 server');
  console.log('    clever --port 7777 server');
  console.log('');
});

/**  Parse CLI Arguments
================================*/
program.parse(process.argv);


/**  Start Servers
================================*/
// get a list of directories within $CWD (or package.json if we're inside the directory...)
var currentDir  = path.resolve(process.cwd())
  , dir         = fs.readdirSync(currentDir)
  , isInProject = false
  , folders     = [];

dir.filter(function(d) {
  var stats = fs.statSync(path.resolve(path.join(currentDir, d)));
  return d === 'package.json' || stats.isDirectory();
})
// now let's try to find package information within those directories
// basically we're trying to figure out if it's the backend or frontend directory...
.forEach(function(d) {
  isInProject = [ 'package.json' ].indexOf(d) === -1;

  var pkg = isInProject ? path.resolve(path.join(currentDir, d, 'package.json')) : path.resolve(path.join(currentDir, d));
  if (fs.existsSync(pkg)) {
    var readPkg     = require(pkg)
      , hasPkgName  = readPkg.hasOwnProperty('name');

    // we only need to know if it's an official cleverstack repo or not...
    // since the grunt server option is the same, we just literally need to
    // use indexOf
    if (hasPkgName && ['angular-seed', 'node-seed'].indexOf(readPkg.name) > -1) {
      folders.push({
        name: readPkg.name,
        path: path.resolve(path.join(pkg, '..'))
      });
    }
  }
});

if (folders.length < 1) {
  lib.utils.fail('CleverStack couldn\'t find a backend or frontend directory within ' + process.cwd());
}

var procs = [];

folders.forEach(function(folder, i)  {
  var args = [ '--base', folder.path, '--gruntfile', path.resolve(path.join(folder.path, 'Gruntfile.js')) ];

  if (program.host && isInProject) {
    args.push('--host');
    args.push(program.host);
  }

  if (program.port && isInProject) {
    args.push('--port');
    args.push(program.port);
  }

  if (folder.name === 'node-seed') {
    args.push('server:web');
  } else {
    args.push('server');
  }

  var env = process.env;

  if (fs.existsSync(path.join(folder.path, 'lib'))) {
    // @TODO implement node_path helper and cater with different os types (aka ;)
    var nodePath = [ path.join(folder.path, 'lib') + path.sep, path.join(folder.path, 'modules') + path.sep ].join(':');
    env.NODE_PATH = process.env.NODE_PATH ? process.env.NODE_PATH + (os.platform() === 'win32' ? ';' : ':') + nodePath : nodePath;
  }

  procs[i] = spawn(!isWin ? 'grunt' : 'grunt.cmd', args, { cwd: folder.path, env: env, stdio: 'inherit' });
});