Switch to using location-history package

https://npmjs.com/package/location-history

package.json

@@ -27,6 +27,7 @@
     "hat": "0.0.3",
     "iso-639-1": "^1.2.1",
     "languagedetect": "^1.1.1",
+    "location-history": "^1.0.0",
     "musicmetadata": "^2.0.2",
     "network-address": "^1.1.0",
     "parse-torrent": "^5.7.3",

src/renderer/controllers/playback-controller.js

@@ -28,11 +28,11 @@ module.exports = class PlaybackController {
   playFile (infoHash, index /* optional */) {
     this.state.location.go({
       url: 'player',
-      onbeforeload: (cb) => {
+      setup: (cb) => {
         this.play()
         this.openPlayer(infoHash, index, cb)
       },
-      onbeforeunload: (cb) => this.closePlayer(cb)
+      destroy: () => this.closePlayer()
     }, (err) => {
       if (err) dispatch('error', err)
     })
@@ -251,7 +251,7 @@ module.exports = class PlaybackController {
     })
   }
 
-  closePlayer (cb) {
+  closePlayer () {
     console.log('closePlayer')
 
     // Quit any external players, like Chromecast/Airplay/etc or VLC
@@ -290,7 +290,6 @@ module.exports = class PlaybackController {
     ipcRenderer.send('onPlayerClose')
 
     this.update()
-    cb()
   }
 }
 

src/renderer/controllers/prefs-controller.js

@@ -13,24 +13,19 @@ module.exports = class PrefsController {
     var state = this.state
     state.location.go({
       url: 'preferences',
-      onbeforeload: function (cb) {
+      setup: function (cb) {
         // initialize preferences
         dispatch('setTitle', 'Preferences')
         state.unsaved = Object.assign(state.unsaved || {}, {prefs: state.saved.prefs || {}})
         cb()
       },
-      onbeforeunload: (cb) => {
-        // save state after preferences
-        this.save()
-        dispatch('resetTitle')
-        cb()
-      }
+      destroy: () => this.save()
     })
   }
 
   // Updates a single property in the UNSAVED prefs
   // For example: updatePreferences('foo.bar', 'baz')
-  // Call savePreferences to save to config.json
+  // Call save() to save to config.json
   update (property, value) {
     var path = property.split('.')
     var key = this.state.unsaved.prefs

src/renderer/lib/location-history.js

@@ -1,125 +0,0 @@
-module.exports = LocationHistory
-
-function LocationHistory () {
-  this._history = []
-  this._forward = []
-  this._pending = false
-}
-
-LocationHistory.prototype.url = function () {
-  return this.current() && this.current().url
-}
-
-LocationHistory.prototype.current = function () {
-  return this._history[this._history.length - 1]
-}
-
-LocationHistory.prototype.go = function (page, cb) {
-  if (!cb) cb = noop
-  if (this._pending) return cb(null)
-
-  console.log('go', page)
-
-  this.clearForward()
-  this._go(page, cb)
-}
-
-LocationHistory.prototype.back = function (cb) {
-  var self = this
-  if (!cb) cb = noop
-  if (self._history.length <= 1 || self._pending) return cb(null)
-
-  var page = self._history.pop()
-  self._unload(page, done)
-
-  function done (err) {
-    if (err) return cb(err)
-    self._forward.push(page)
-    self._load(self.current(), cb)
-  }
-}
-
-LocationHistory.prototype.hasBack = function () {
-  return this._history.length > 1
-}
-
-LocationHistory.prototype.forward = function (cb) {
-  if (!cb) cb = noop
-  if (this._forward.length === 0 || this._pending) return cb(null)
-
-  var page = this._forward.pop()
-  this._go(page, cb)
-}
-
-LocationHistory.prototype.hasForward = function () {
-  return this._forward.length > 0
-}
-
-LocationHistory.prototype.clearForward = function (url) {
-  if (url == null) {
-    this._forward = []
-  } else {
-    console.log(this._forward)
-    console.log(url)
-    this._forward = this._forward.filter(function (page) {
-      return page.url !== url
-    })
-  }
-}
-
-LocationHistory.prototype.backToFirst = function (cb) {
-  var self = this
-  if (!cb) cb = noop
-  if (self._history.length <= 1) return cb(null)
-
-  self.back(function (err) {
-    if (err) return cb(err)
-    self.backToFirst(cb)
-  })
-}
-
-LocationHistory.prototype._go = function (page, cb) {
-  var self = this
-  if (!cb) cb = noop
-
-  self._unload(self.current(), done1)
-
-  function done1 (err) {
-    if (err) return cb(err)
-    self._load(page, done2)
-  }
-
-  function done2 (err) {
-    if (err) return cb(err)
-    self._history.push(page)
-    cb(null)
-  }
-}
-
-LocationHistory.prototype._load = function (page, cb) {
-  var self = this
-  self._pending = true
-
-  if (page && page.onbeforeload) page.onbeforeload(done)
-  else done(null)
-
-  function done (err) {
-    self._pending = false
-    cb(err)
-  }
-}
-
-LocationHistory.prototype._unload = function (page, cb) {
-  var self = this
-  self._pending = true
-
-  if (page && page.onbeforeunload) page.onbeforeunload(done)
-  else done(null)
-
-  function done (err) {
-    self._pending = false
-    cb(err)
-  }
-}
-
-function noop () {}

src/renderer/lib/state.js

@@ -15,7 +15,7 @@ var State = module.exports = Object.assign(new EventEmitter(), {
 appConfig.filePath = path.join(config.CONFIG_PATH, 'config.json')
 
 function getDefaultState () {
-  var LocationHistory = require('./location-history')
+  var LocationHistory = require('location-history')
 
   return {
     /*

src/renderer/main.js

@@ -66,7 +66,13 @@ function onState (err, _state) {
   }
 
   // Add first page to location history
-  state.location.go({ url: 'home' })
+  state.location.go({
+    url: 'home',
+    setup: (cb) => {
+      dispatch('resetTitle')
+      cb(null)
+    }
+  })
 
   // Restart everything we were torrenting last time the app ran
   resumeTorrents()