distribute-tags

#!/usr/bin/env node
const fs = require('fs')
const forEach = require('async-foreach').forEach

let all = {}
let allData = {}

/* read existing translation files in lang/ */
fs.readdir('tags', function (err, files) {
  forEach(files, function (f) {
    let m = f.match(/^(.*)\.json$/)
    if (!m) {
      return
    }

    let done = this.async()

    fs.readFile('tags/' + f, function (f, err, contents) {
      let data

      try {
        data = JSON.parse(contents)
      } catch (e) {
        return done()
      }

      if (!data) {
        return done()
      }

      allData[f] = data

      for (var k in data) {
        all[k] = true
      }

      done()
    }.bind(this, f))
  },
  allDone)
})

function allDone () {
  forEach(Object.keys(allData), function (f) {
    let data = allData[f]

    for (var k in all) {
      if (!(k in data)) {
        data[k] = ''
      }
    }

    var ret = {}
    var keys = Object.keys(data)
    keys.sort()

    for (var i = 0; i < keys.length; i++) {
      ret[keys[i]] = data[keys[i]]
    }

    fs.writeFile('tags/' + f, JSON.stringify(ret, null, '    ') + '\n')
  })
}