Refactoring rooms

app/controllers/admin/rooms_controller.rb

@@ -1,26 +1,55 @@
 module Admin
   class RoomsController < Admin::BaseController
     load_and_authorize_resource :conference, find_by: :short_title
-    authorize_resource through: :conference
+    load_and_authorize_resource through: :conference
 
     def index
       authorize! :index, Room.new(conference_id: @conference.id)
     end
 
-    def show
-      render :rooms_list
+    def edit; end
+
+    def new
+      @room = @conference.rooms.new
+    end
+
+    def create
+      @room = @conference.rooms.new(room_params)
+      if @room.save
+        redirect_to(admin_conference_rooms_path(conference_id: @conference.short_title),
+                    notice: 'Room successfully created.')
+      else
+        flash[:error] = "Creating Room failed: #{@room.errors.full_messages.join('. ')}."
+        render :new
+      end
     end
 
     def update
-      if @conference.update_attributes(params[:conference])
+      if @room.update_attributes(room_params)
         redirect_to(admin_conference_rooms_path(
                     conference_id: @conference.short_title),
-                    notice: 'Rooms were successfully updated.')
+                    notice: 'Room successfully updated.')
       else
-        redirect_to(admin_conference_rooms_path(
-                    conference_id: @conference.short_title),
-                    notice: 'Room update failed.')
+        flash[:error] = "Update Room failed: #{@room.errors.full_messages.join('. ')}."
+        render :edit
       end
     end
+
+    def destroy
+      if @room.destroy
+        redirect_to(admin_conference_rooms_path(conference_id: @conference.short_title),
+                    notice: 'Room successfully deleted.')
+      else
+        redirect_to(admin_conference_rooms_path(conference_id: @conference.short_title),
+                    error: 'Destroying room failed! ' \
+                    "#{@room.errors.full_messages.join('. ')}.")
+      end
+    end
+
+    private
+
+    def room_params
+      params[:room]
+    end
   end
 end

app/models/room.rb

@@ -6,13 +6,16 @@ class Room < ActiveRecord::Base
 
   before_create :generate_guid
 
+  validates :name, presence: true
+
+  validates :size, numericality: { only_integer: true, greater_than: 0 }, allow_nil: true
+
+  validates :size, presence: true, if: :public?
+
   private
 
   def generate_guid
     guid = SecureRandom.urlsafe_base64
-#     begin
-#       guid = SecureRandom.urlsafe_base64
-#     end while Person.where(:guid => guid).exists?
     self.guid = guid
   end
 end

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

@@ -0,0 +1,4 @@
+= f.input :name
+= f.input :size, :input_html => {:size => 5}
+= f.input :public, :as => :boolean
+= f.action :submit, as: :button, button_html: { class: 'btn btn-primary' }

app/views/admin/rooms/_room_fields.html.erb

@@ -1,8 +0,0 @@
-<div class="nested-fields">
-    <%= f.inputs do %>
-        <%= f.input :name %>
-        <%= f.input :size, :input_html => {:size => 5} %>
-        <%= f.input :public, :as => :boolean %>
-        <%= remove_association_link :room, f %>
-    <% end %>
-</div>

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

@@ -0,0 +1,8 @@
+%h1 Editing Room
+
+.row
+  .col-md-8
+    = semantic_form_for @room, url: admin_conference_room_path(conference_id: @conference.short_title, id: @room.id) do |f|
+      = render 'form', f: f
+
+= link_to 'Back', admin_conference_rooms_path

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

@@ -1,5 +1,32 @@
-.row
-  .col-md-8
-    = semantic_form_for(@conference, :url => admin_conference_room_path(@conference.short_title, @conference.rooms)) do |f|
-      = dynamic_association :rooms, "Rooms", f
-      = f.action :submit, :as => :button, :button_html => {:class => "btn btn-primary"}
+%h1 Rooms
+
+- if @conference.rooms.any?
+  .row
+    .col-md-12
+      %table.table
+        %thead
+          %th #
+          %th Name
+          %th Size
+          %th Public
+          %th Edit
+          %th Delete
+        %tbody
+          - @conference.rooms.each_with_index do |room, index|
+            %tr
+              %td
+                = index + 1
+              %td
+                = room.name
+              %td
+                = room.size
+              %td
+                = room.public
+              %td
+                = link_to 'Edit', edit_admin_conference_room_path(@conference.short_title, room.id),
+                method: :get, class: 'btn btn-primary'
+              %td
+                = link_to 'Delete', admin_conference_room_path(@conference.short_title, room.id),
+                method: :delete, class: 'btn btn-danger', data: { confirm: "Do you really want to delete #{room.name}?" }
+
+= link_to 'New Room', new_admin_conference_room_path(@conference.short_title), class: 'btn btn-success'

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

@@ -0,0 +1,7 @@
+%h1 New Room
+.row
+  .col-md-8
+    = semantic_form_for @room, url: admin_conference_rooms_path(conference_id: @conference.short_title) do |f|
+      = render 'form', f: f
+
+= link_to 'Back', admin_conference_rooms_path