Roles into their own controller. Rework interface. Add flash messages to ajax calls. Add description to roles. Possible to edit roles in use.

app/views/admin/conference/_roles.html.haml

@@ -1,29 +0,0 @@
-#myroles.roles
-  - unless @role.blank?
-    %p.text-muted
-      = @role.first.description
-
-  %hr
-  .row
-    .col-md-6
-      = semantic_form_for(:user, url: add_user_admin_conference_path(@conference.short_title, role: @selection), remote: true) do |f|
-        %h4
-          = f.input :email, label: "Add role '#{@selection.humanize.titleize}' to user: ", placeholder: "User's email", input_html: { required: 'required' }
-        = f.action :submit, as: :button, label: 'Add User', button_html: {value: 'Add', class: 'btn btn-primary'}
-  .row
-    .col-md-12
-      %h3 Users with role #{@selection.humanize.titleize}
-      %table.table.table-striped.table-bordered.table-hover
-        %thead
-          %th ID
-          %th Name
-          %th Email
-        %tbody
-          - @role_users[@selection].each do |user|
-            %tr
-              %td
-                = link_to remove_user_admin_conference_path(@conference.short_title, user_id: user.id, role: @selection), method: :delete, remote: true, title: 'Remove user' do
-                  %i{class: 'fa fa-times'}
-                = user.id
-                %td= user.name
-                %td= user.email

app/views/admin/conference/roles.html.haml

@@ -1,22 +0,0 @@
-.row
-  .col-md-6
-    = semantic_form_for(:user, url: roles_admin_conference_path(@conference.short_title), remote: true) do |f|
-      %h4
-        = f.input :roles, collection: @roles, label: 'Show users for role: '
-
-= render partial: 'roles'
-
-:javascript
-
-  $("#user_roles_input").change(function () {
-
-    var url = document.forms[0].action;
-    var selected_role = $(this).find('option:selected').attr('value');
-
-    $.ajax({
-      url: url,
-      type: "POST",
-      data: {user: { roles: selected_role } },
-      dataType: "script"
-    });
-  });

app/views/admin/conference/roles.js.erb

@@ -1 +0,0 @@
-$('#myroles').html("<%= escape_javascript(render partial: 'roles').html_safe %>");