improved pool interface

app/controllers/pools_controller.rb

@@ -16,6 +16,7 @@ class PoolsController < ApplicationController
   def index
     @search = Pool.search(params[:search])
     @pools = @search.paginate(:page => params[:page])
+    respond_with(@pools)
   end
   
   def show

app/controllers/pools_posts_controller.rb

@@ -1,18 +1,27 @@
 class PoolsPostsController < ApplicationController
-  respond_to :html, :xml, :json
+  respond_to :html, :xml, :json, :js
   before_filter :member_only
   
   def create
-    @pool = Pool.find(params[:pool_id])
-    @post = Post.find(params[:id])
+    @pool = Pool.find_by_name(params[:pool_name]) || Pool.find(params[:pool_id])
+    @post = Post.find(params[:post_id])
     @pool.add_post!(@post)
+    append_pool_to_session(@pool)
     respond_with(@pool, :location => pool_path(@pool))
   end
   
   def destroy
     @pool = Pool.find(params[:pool_id])
-    @post = Post.find(params[:id])
+    @post = Post.find(params[:post_id])
     @pool.remove_post!(@post)
     respond_with(@pool, :location => pool_path(@pool))
   end
+  
+private
+  def append_pool_to_session(pool)
+    recent_pool_ids = session[:recent_pool_ids].to_s.scan(/\d+/)
+    recent_pool_ids << pool.id.to_s
+    recent_pool_ids = recent_pool_ids.slice(1, 5) if recent_pool_ids.size > 5
+    session[:recent_pool_ids] = recent_pool_ids.uniq.join(",")
+  end
 end

app/helpers/pools_helper.rb

@@ -1,6 +1,6 @@
 module PoolsHelper
-  def recent_pool_list
-    pool_ids = session[:recent_pool_ids].to_s.split(/,/)
-    pool_ids.map {|x| content_tag("option", x, :value => x)}.join("\n").html_safe
+  def recent_updated_pools(&block)
+    pool_ids = session[:recent_pool_ids].to_s.scan(/\d+/)
+    Pool.where(["id IN (?)", pool_ids]).each(&block) if pool_ids.any?
   end
 end

app/views/pools/_form.html.erb

@@ -1,6 +1,5 @@
 <%= simple_form_for(pool) do |f| %>
   <%= f.input :name %>
   <%= f.input :description %>
-  <%= f.input :is_active %>
   <%= f.button :submit %>
 <% end %>

app/views/pools_posts/new.html.erb

@@ -1,4 +1,18 @@
-<%= form_for(post_pools_path(@post)) do %>
-  <p>Select a pool:</p>
-  <%= recent_pool_list %>
-<% end %>
+<div id="c-pools-posts">
+  <div id="a-new">
+    <%= form_tag(pool_post_path) do %>
+      <%= hidden_field_tag "post_id", @post.id %>
+      <%= text_field_tag "pool_name", "", :size => 20 %>
+      <%= submit_tag "Select" %>
+    <% end %>    
+
+    <div>
+      <h1>Recent Pools</h1>
+      <ul id="recent-pools">
+        <% recent_updated_pools.each do |pool| %>
+          <li><%= pool.name %></li>
+        <% end %>
+      </ul>
+    </div>
+  </div>
+</div>