very nice npm trickery

nika_npm.js

'use strict'
var cp = require('child_process')
var fs = require('fs')
var installOthersSetting = true

const GLOBAL_MODULES = __dirname + '/hacked_node_modules'

var mySetup = {
  vjs: 'feature/consolidate',
  element: 'feature/hashUids',
  hub: 'feature/Revolution',
  uikit: 'feature/Revolution',
  play: 'feature/Revolution',
  'mtv-play-v2': 'develop',
  'scratch': 'master',
  'router': 'develop',
  'config': 'master',
  'sbs': 'develop',
  'wrapper': 'develop',
  'api': 'develop',
  'api-auth': 'develop',
  'orientation': 'develop',
  'statusbar': 'develop',
  'env': 'develop',
  'pay': 'develop'
}

var blackList = {
  'vigour-track': true
}

var keys = Object.keys(mySetup)
var i = -1

console.log('-----------------')
console.log('MAKE VIGOUR SETUP! ->', __dirname)
console.log('-----------------')

function iterator () {
  if (i === keys.length - 1) {
    install(keys)
    console.log('all repos cloned!')
    return
  }
  i++
  cloneRepo(keys[i], mySetup[keys[i]], iterator)
}

function cloneRepo (key, branch, cb) {
  console.log('clonning: \n', key + '#' + branch)
  cp.exec('git clone git@github.com:vigour-io/' + key, function (err) {
    if (err) {
      if (err.code === 128) {
        console.log(' already exists', key)
      } else {
        console.log(' ERROR clone', key, err)
      }
    }
    console.log('done', '\n-----------------')
    cp.exec('git checkout ' + branch, {
      cwd: __dirname + '/' + key
    }, function (err) {
      if (err) {
        console.log('ERROR branch', key, branch, err)
        cb()
      } else {
        cb()
      }
    })
  })
}

iterator()

function install (repositories) {
  var configurations = []
  for (var i in repositories) {
    var obj = {}
    obj.dir = repositories[i]
    var p = fs.readFileSync(__dirname + '/' + repositories[i] + '/package.json')
    p = JSON.parse(p)
    obj.name = p.name
    obj.deps = p.dependencies
    configurations.push(obj)
  }
  fs.exists(GLOBAL_MODULES, function (data) {
    if (!data) {
      fs.mkdirSync(GLOBAL_MODULES)
    }
    doDeps(configurations)
  })
}

function doDeps (configurations) {
  var linkedDeps = {}
  var otherDeps = {}
  for (var i in configurations) {
    linkedDeps[configurations[i].name] = configurations[i].dir
  }

  for (var k in configurations) {
    for (var j in configurations[k].deps) {
      if (!linkedDeps[j] && !blackList[j]) {
        otherDeps[j] = configurations[k].deps[j]
      }
    }
  }

  console.log('\n-----------------', '\ndeps:', otherDeps)

  console.log('\nlinked:', linkedDeps, '\n-----------------\n')

  installOthers(otherDeps, function () {
    setLinkedDeps(linkedDeps)
  })
}

function installOthers (deps, cb) {
  if (!installOthersSetting) {
    cb()
    return
  }
  var i = 0
  var keys = Object.keys(deps)
  function next () {
    if (i === keys.length) {
      console.log('all modules installed', '-----------------\n')
      cb()
      return
    }
    installNpm(keys[i], deps[keys[i]], next)
    i++
  }
  next()
}

function installNpm (module, version, cb) {
  console.log('installing npm module: \n', module, version)
  console.log('at cwd', GLOBAL_MODULES)
  cp.exec('npm install ' + module + '@' + version + ' --production', {
    cwd: GLOBAL_MODULES
  }, function (err) {
    if (err) {
      console.log(' some random error with `npm install', module + '@' + version + ' --production`')
      console.log(err)
      console.log('skipped', '\n-----------------')
    } else {
      console.log('done!', '\n-----------------')
    }
    cb()
  })
}

// ln -s /Volumes/Bucket/Downloads/ ~/Downloads
function setLinkedDeps (deps) {
  console.log('-----------------')
  console.log('linking our repos:')
  console.log('-----------------')

  for (var i in deps) {
    linkedDeps(i, deps[i])
  }

  console.log('-----------------')
  console.log('all repos linked!')
  console.log('-----------------')
}

function linkedDeps (name, dir) {
  var target = `${GLOBAL_MODULES}/node_modules/` + name
  var origin = __dirname + '/' + dir

  console.log('-----------------')
  console.log('linking: \n', origin, ' -> ' + target)

  cp.exec('rm -rf ' + target + ' ; ln -s ' + origin + ' ' + target, function (err) {
    if (err) {
      console.log('cannot link', name, err, '\n-----------------')
      return
    }
    console.log('linked', '\n-----------------')
  })

  var hacked_node_modules = `${GLOBAL_MODULES}/node_modules`
  var node_modules = __dirname + '/' + dir + '/node_modules'

  console.log('now linking', hacked_node_modules, '->', node_modules)

  cp.exec('rm -rf ' + node_modules + ' ; ln -s ' + hacked_node_modules + ' ' + node_modules, function (err) {
    if (err) {
      console.log('cannot link', hacked_node_modules, err)
    }
    console.log('linked:\n', hacked_node_modules, '->', node_modules)
  })
}