class Issue < ActiveRecord::Base
attr_accessible :body, :end_at, :title
validates_presence_of :title, :body, :end_at
has_many :votes

def upvotes_count
    votes.count(:conditions => "vote = 1")
end

def downvotes_count
    votes.count(:conditions => "vote = 0")
end

def totalvotes_count
    votes.count
end

end

<% @issues.each do |issue| %>
<li>
    <div class="issue">
        <h2><%= issue.title %></h2>
        <p><%= issue.body %></p>

        <%= form_for(@vote, :remote => true) do |f| %>
        <%= f.hidden_field "issue_id", :value => issue.id %>
        <%= f.hidden_field "vote", :value => 1 %>
        <%= submit_tag issue.upvotes_count.to_s + " Up", :class => 'up-vote' %>
        <% end %>

        <%= form_for(@vote, :remote => true) do |f| %>
        <%= f.hidden_field "issue_id", :value => issue.id %>
        <%= f.hidden_field "vote", :value => 0 %>
       <%= submit_tag issue.downvotes_count.to_s + " Down", :class => 'down-vote' %>
        <% end %>

    </div>
</li>
<% end %>

class VotesController < ApplicationController

  def index
    @votes = Vote.find(:all, :include => :issue)
  end

  def new
    @vote = Vote.new(params[:vote])

    respond_to do |format|
        format.html # new.html.erb
        format.xml  { render :xml => @vote }
    end
  end

  def create
    @vote = Vote.new(params[:vote])

    respond_to do |format|
      if @vote.save
          format.js
          format.html { redirect_to issues_path }
      else
          format.html { redirect_to issues_path }
      end
    end
  end

end

class IssuesController < ApplicationController
  # GET /issues
  # GET /issues.json
  def index
    @issues = Issue.all

    @vote = Vote.new


    respond_to do |format|
      format.html # index.html.erb
      format.json { render json: @issues }
    end