Move OAuth "remember me" javascript logic into a class.

app/assets/javascripts/dispatcher.js

@@ -56,6 +56,7 @@ import GfmAutoComplete from './gfm_auto_complete';
 import ShortcutsBlob from './shortcuts_blob';
 import initSettingsPanels from './settings_panels';
 import initExperimentalFlags from './experimental_flags';
+import OAuthRememberMe from './oauth_remember_me';
 
 (function() {
   var Dispatcher;
@@ -127,6 +128,7 @@ import initExperimentalFlags from './experimental_flags';
         case 'sessions:new':
           new UsernameValidator();
           new ActiveTabMemoizer();
+          new OAuthRememberMe({ container: $("#remember_me") }).bindEvents();
           break;
         case 'projects:boards:show':
         case 'projects:boards:index':

app/assets/javascripts/oauth_remember_me.js

@@ -0,0 +1,31 @@
+/**
+ * OAuth-based login buttons have a separate "remember me" checkbox.
+ *
+ * Toggling this checkbox adds/removes a `remember_me` parameter to the
+ * login buttons' href, which is passed on to the omniauth callback.
+ **/
+
+export default class OAuthRememberMe {
+  constructor(opts = {}) {
+    this.container = opts.container || '';
+    this.loginLinkSelector = '.oauth-login';
+  }
+
+  bindEvents() {
+    this.container.on('click', this.toggleRememberMe);
+  }
+
+  toggleRememberMe(event) {
+    var rememberMe = $(event.target).is(":checked");
+
+    $('.oauth-login').each(function(i, element) {
+      var href = $(element).attr('href');
+
+      if (rememberMe) {
+        $(element).attr('href', href + '?remember_me=1');
+      } else {
+        $(element).attr('href', href.replace('?remember_me=1', ''));
+      }
+    });
+  }
+}

app/views/devise/shared/_omniauth_box.html.haml

@@ -10,17 +10,3 @@
     %fieldset
       = check_box_tag :remember_me
       = label_tag :remember_me, "Remember Me"
-
-:javascript
-  $("#remember_me").click(function(event){
-    var rememberMe = $(event.target).is(":checked");
-    $(".oauth-login").each(function(i, element) {
-      var href = $(element).attr('href');
-
-      if (rememberMe) {
-        $(element).attr('href', href + '?remember_me=1');
-      } else {
-        $(element).attr('href', href.replace('?remember_me=1', ''));
-      }
-    });
-  });