#!/usr/bin/env node

var path = require('path');
var fs = require('fs');
var cwd = process.cwd();

var nodeModuleName = 'webdriver-manager';
var localInstall = path.resolve(cwd, 'node_modules', nodeModuleName);
var parentPath = path.resolve(cwd, '..');
var dir = __dirname;
var folder = cwd.replace(parentPath, '').substring(1);

var isProjectVersion = folder === nodeModuleName;
var isLocalVersion = false;

var printCyan, printMagenta, printGreen;

printCyan = printMagenta = printGreen = function(message) {
  return message;
};

try {
  var chalk = require('chalk');
  printMagenta = chalk.magenta;
  printCyan = chalk.cyan;
  printGreen = chalk.green;
}
catch (e) {
  console.log("Error loading chalk, output will be boring.");
}

try {
  isLocalVersion = fs.statSync(localInstall).isDirectory();
} catch(e) {
}

// project version
if (folder === nodeModuleName) {
  console.log(nodeModuleName + ': using ' + printMagenta('project version ' +
    require(path.resolve('package.json')).version));
  require(path.resolve('built/lib/webdriver'));
}

// local version
else if (isLocalVersion) {
  console.log(nodeModuleName + ': using ' + printCyan('local installed version ' +
    require(path.resolve(localInstall, 'package.json')).version));
  require(path.resolve(localInstall, 'built/lib/webdriver'));
}

// global version
else {
  console.log(nodeModuleName + ': using ' + printGreen('global installed version ' +
    require(path.resolve(dir, '../package.json')).version));
  require(path.resolve(dir, '../built/lib/webdriver'));
}