ae-biu/bin/ae-mock.js

Born For AE, Born To Do

#!/usr/bin/env node
'use strict';

var _commander = require('commander');

var _commander2 = _interopRequireDefault(_commander);

var _fs = require('fs');

var _fs2 = _interopRequireDefault(_fs);

var _path = require('path');

var _path2 = _interopRequireDefault(_path);

var _isEqual = require('lodash/isEqual');

var _isEqual2 = _interopRequireDefault(_isEqual);

var _serverDestroy = require('server-destroy');

var _serverDestroy2 = _interopRequireDefault(_serverDestroy);

var _logger = require('./utils/logger');

var _logger2 = _interopRequireDefault(_logger);

var _paths = require('./utils/paths');

var _clearConsole = require('./utils/clear-console');

var _clearConsole2 = _interopRequireDefault(_clearConsole);

function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }

_commander2.default.usage('[options]').option('-p, --port', 'Mock server port, default is 9000').option('-w, --watch', 'Watch db.json change, default is false').parse(process.argv);

console.log();

var port = +_commander2.default.args[0] || 9000;
var watch = _commander2.default.watch;

var createServer = require('./config/mock-server.config');
var dbPath = _path2.default.resolve(_paths.mockDir, 'db.json');

var app = void 0;
var db = void 0;

var start = function start() {
  db = JSON.parse(_fs2.default.readFileSync(dbPath, { encoding: 'utf8' }));
  app = createServer().listen(port, function () {
    _logger2.default.info('Mock Server now running at http://0.0.0.0:' + port + '\n');
  });
  (0, _serverDestroy2.default)(app);
};

start();

if (watch) {
  _logger2.default.info('Watching database...\n');
  var readError = false;
  _fs2.default.watch(_paths.mockDir, function (event, file) {
    if (file) {
      var watchedFile = _path2.default.resolve(_paths.mockDir, file);
      if (watchedFile === dbPath) {
        var obj = void 0;
        try {
          obj = JSON.parse(_fs2.default.readFileSync(watchedFile, { encoding: 'utf8' }));
          if (readError) {
            _logger2.default.info('Read error has been fixed :)\n');
            readError = false;
          }
        } catch (e) {
          readError = true;
          _logger2.default.error('Error reading ' + watchedFile + '\n');
          console.error(e.message);
          return;
        }

        var isDatabaseDifferent = !(0, _isEqual2.default)(obj, db);
        if (isDatabaseDifferent) {
          (0, _clearConsole2.default)();
          _logger2.default.info('database has changed, reloading...\n');
          app && app.destroy();
          start();
        }
      }
    }
  });
}