Keep mods in sync with clients through socket

app.js

@@ -37,9 +37,14 @@ app.get('/', function (req, res){
 });
 
 io.on('connection', function (socket) {
+  socket.emit('mods', mods.mods);
   socket.emit('servers', manager.getServers());
 });
 
+mods.on('mods', function(mods) {
+  io.emit('mods', mods);
+});
+
 manager.on('servers', function() {
   io.emit('servers', manager.getServers());
 });

lib/mods.js

@@ -1,4 +1,5 @@
 var async = require('async');
+var events = require('events');
 var fs = require('fs');
 var path = require('path');
 var playwithsix = require('playwithsix');
@@ -8,13 +9,23 @@ var traverse = require('./mods/traverse');
 var Mods = function (config) {
   this.config = config;
   this.liteMods = true;
+  this.mods = [];
+
+  var self = this;
+  this.updateMods();
 };
 
+Mods.prototype = new events.EventEmitter();
+
 Mods.prototype.download = function (mod, cb) {
-  playwithsix.downloadMod(this.config.path, mod, {lite: this.liteMods}, cb);
+  var self = this;
+  playwithsix.downloadMod(this.config.path, mod, {lite: this.liteMods}, function(err, mods) {
+    self.updateMods();
+    cb(err, mods);
+  });
 };
 
-Mods.prototype.getMods = function (callback) {
+Mods.prototype.updateMods = function () {
   var self = this;
   fs.readdir(self.config.path, function (err, files) {
     if (err) {
@@ -35,7 +46,10 @@ Mods.prototype.getMods = function (callback) {
             });
           });
         }, function (err, mods) {
-          callback(err, mods);
+          if (!err) {
+            self.mods = mods;
+            self.emit('mods', mods);
+          }
         });
       });
     }

public/js/app/router.js

@@ -39,9 +39,11 @@ define(function (require) {
     initialize: function () {
       layoutView.navigation.show(navigationView);
       missions.fetch();
-      mods.fetch();
 
       var socket = io.connect();
+      socket.on('mods', function (_mods) {
+        mods.set(_mods);
+      });
       socket.on('servers', function (_servers) {
         servers.set(_servers);
       });

public/js/app/views/mods/form.js

@@ -56,12 +56,8 @@ define(function (require) {
 
       this.model.save({ name: $form.find('.mod').val() }, {
         success: function () {
-          self.mods.fetch({
-            success : function () {
-              self.laddaBtn.stop();
-              self.modal.close();
-            }
-          });
+          self.laddaBtn.stop();
+          self.modal.close();
         },
         error: function () {
           self.laddaBtn.stop();

public/js/app/views/mods/list.js

@@ -21,14 +21,6 @@ define(function (require) {
       "click #download": "download"
     },
 
-    initialize: function (options) {
-      this.on("itemview:mods:update", this.update, this);
-    },
-
-    update: function() {
-      this.collection.fetch();
-    },
-
     download: function (event) {
       event.preventDefault();
       var view = new FormView({mods: this.collection});

public/js/app/views/mods/list_item.js

@@ -33,7 +33,6 @@ define(function (require) {
         success: function (resp) {
           self.laddaBtn.stop();
           self.$el.find('.ladda-button').removeClass('disabled');
-          self.trigger("mods:update", mods);
         },
         error: function (resp) {
           self.laddaBtn.stop();

routes/mods.js

@@ -1,13 +1,7 @@
 module.exports = function (modsManager) {
   return {
     index: function(req, res){
-      modsManager.getMods(function (err, mods) {
-        if (err) {
-          res.send(500, err);
-        } else {
-          res.send(mods);
-        }
-      });
+      res.send(modsManager.mods);
     },
 
     create: function(req, res){