First pass at hiding existing movies upon import

Fixes #183

src/UI/AddMovies/AddMoviesLayoutTemplate.hbs

@@ -11,24 +11,26 @@
 </div>
 <div class="row">
     <div class="col-md-12">
-        <div class="form-group" style="display: inline-block; float: left; margin-bottom: 0;">
-            <label class="col-sm-3 control-label">Show Existing</label>
+        <div class="form-horizontal" style="margin-top: 15px;">
+            <div class="form-group" style="margin-bottom: 0px;">
+                <label class="col-sm-3 control-label">Display Existing Movies</label>
 
-            <div class="col-sm-9">
-                <div class="input-group">
-                    <label class="checkbox toggle well">
-                        <input class="x-show-existing" type="checkbox" checked="checked" name="showExisting"/>
-                        <p>
-                            <span>Yes</span>
-                            <span>No</span>
-                        </p>
+                <div class="col-sm-8">
+                    <div class="input-group">
+                        <label class="checkbox toggle well">
+                            <input class="x-show-existing" type="checkbox" checked="checked" name="showExisting"/>
+                            <p>
+                                <span>Yes</span>
+                                <span>No</span>
+                            </p>
 
-                        <div class="btn btn-primary slide-button"/>
-                    </label>
+                            <div class="btn btn-primary slide-button"/>
+                        </label>
 
-                    <span class="help-inline-checkbox">
-                        <i class="icon-sonarr-form-info" title="Should Radarr display movies already in your collection?"/>
-                    </span>
+                        <span class="help-inline-checkbox">
+                            <i class="icon-sonarr-form-info" title="Should Radarr display movies already in your collection?"/>
+                        </span>
+                    </div>
                 </div>
             </div>
         </div>

src/UI/AddMovies/SearchResultCollectionView.js

@@ -1,5 +1,6 @@
 var Marionette = require('marionette');
 var SearchResultView = require('./SearchResultView');
+var MoviesCollection = require('../Movies/MoviesCollection');
 var vent = require('vent');
 
 module.exports = Marionette.CollectionView.extend({
@@ -43,13 +44,15 @@ module.exports = Marionette.CollectionView.extend({
     },
 
     appendHtml : function(collectionView, itemView, index) {
-        if(this.isExisting) {
+        var tmdbId = itemView.model.get('tmdbId');
+        var existingMovies = MoviesCollection.where({ tmdbId: tmdbId });
+        if(existingMovies.length > 0) {
             if(this.showExisting) {
                 if (index < this.showing || index === 0) {
                     collectionView.$el.append(itemView.el);
                 }
             }
-        } else if(!this.isExisting) {
+        } else {
             if (index < this.showing || index === 0) {
                 collectionView.$el.append(itemView.el);
             }