Add track type to admin dashboard

app/views/admin/track_types/_form.html.haml

@@ -0,0 +1,17 @@
+.row
+  .col-md-12
+    .page-header
+      %h1
+        - if track_type.new_record?
+          New
+        Track Type
+        = track_type.title
+.row
+  .col-md-12
+    = semantic_form_for(track_type,
+     url: (track_type.new_record? ? admin_conference_program_track_types_path : admin_conference_program_track_type_path(conference,
+     track_type))) do |f|
+      = f.input :title, input_html: { autofocus: true }
+      = f.input :description
+      %p.text-right
+        = f.action :submit, as: :button, button_html: { class: 'btn btn-primary' }

app/views/admin/track_types/edit.html.haml

@@ -0,0 +1 @@
+= render 'form', track_type: @track_type, conference: @conference

app/views/admin/track_types/index.html.haml

@@ -0,0 +1,29 @@
+.row
+  .col-md-12
+    .page-header
+      %h1 Track Types
+      %p.text-muted
+        The different types of tracks in your conference
+.row
+  .col-md-12
+    %table.table.table-hover#track-types
+      %thead
+        %th Title
+        %th Description
+        %th Actions
+      %tbody
+        - @conference.program.track_types.each do |track_type|
+          %tr
+            %td
+              = track_type.title
+            %td
+              = track_type.description
+            %td
+              .btn-group{ role: 'group' }
+                = link_to 'Edit', edit_admin_conference_program_track_type_path(@conference.short_title, track_type.id),
+                method: :get, class: 'btn btn-primary'
+                = link_to 'Delete', admin_conference_program_track_type_path(@conference.short_title, track_type.id),
+                method: :delete, class: 'btn btn-danger', data: { confirm: "Do you really want to delete #{track_type.title}?" }
+.row
+  .col-md-12.text-right
+    = link_to 'Add Track Type', new_admin_conference_program_track_type_path(@conference.short_title), class: 'btn btn-primary'

app/views/admin/track_types/new.html.haml

@@ -0,0 +1 @@
+= render 'form', track_type: @track_type, conference: @conference

app/views/layouts/_admin_sidebar.html.haml

@@ -78,6 +78,9 @@
           - if can? :update, @conference.program.event_types.build
             %li{class: active_nav_li(admin_conference_program_event_types_path(@conference.short_title))}
               = link_to 'Event Types', admin_conference_program_event_types_path(@conference.short_title)
+          - if can? :update, @conference.program.track_types.build
+            %li{class: active_nav_li(admin_conference_program_track_types_path(@conference))}
+              = link_to 'Track Types', admin_conference_program_track_types_path(@conference.short_title)
           - if can? :update, @conference.program.difficulty_levels.build, conference_id: @conference.id
             %li{class: active_nav_li(admin_conference_program_difficulty_levels_path(@conference.short_title))}
               = link_to 'Difficulty Levels', admin_conference_program_difficulty_levels_path(@conference.short_title)