vigour-wrapper/lib/builder/ios/nativeassets.js

The native code to wrap vigour apps

'use strict'

var log = require('npmlog')
var path = require('path')
var Shutter = require('vigour-shutter')
var Promise = require('promise')
var fs = require('vigour-fs/lib/server')
var readJSON = Promise.denodeify(fs.readJSON)
var writeJSON = Promise.denodeify(fs.writeJSON)

module.exports = exports = function (remote, remotePort) {
  if (this.builds) {
    var self = this
    log.info('- creating images -')

    var tplBase = __dirname
    var xcodeAssetsPath = path.join(this.buildDir, 'vigour-native', 'vigour-native', 'Assets.xcassets')
    var imgOpts = {
      convertPath: 'forceUseOfRemote',
      manip: []
    }

    if (remote) {
      imgOpts.remote = remote
    }
    if (remotePort) {
      imgOpts.remotePort = remotePort
    }

    var categories = [
      {
        tpl: 'launchimgtpl.json',
        dir: 'LaunchImage.launchimage',
        prefix: 'splash',
        src: this.splashScreen
      }, {
        tpl: 'appicontpl.json',
        dir: 'AppIcon.appiconset',
        prefix: 'icon',
        src: this.appIcon
      }
    ]

    return Promise.all(
      categories.map(function (category) {
        if (category.src) {
          var obj = {
            src: path.join(self.root, category.src),
            batch: []
          }
          return readJSON(path.join(tplBase, category.tpl))
            .then(function (contents) {
              var i = 1
              var out = path.join(xcodeAssetsPath, category.dir)
              contents.images = contents.images.map(function (item) {
                item.filename = category.prefix + '-' + i + '.png'
                obj.batch.push({
                  dst: path.join(out, item.filename),
                  width: item.width,
                  height: item.height,
                  outType: 'png'
                })
                delete item.width
                delete item.height
                i += 1
                return item
              })
              return writeJSON(path.join(out, 'Contents.json'), contents, { mkdirp: true })
                .then(function () {
                  if (obj.batch.length > 0) {
                    imgOpts.manip.push(obj)
                  }
                })
            })
        }
      })
    ).then(function () {
      if (imgOpts.manip.length > 0) {
        var imgServer = new Shutter(imgOpts)
        return imgServer.start()
      }
    })
  } else {
    log.info('- skipping creating images -')
    return Promise.resolve()
  }
}