class ProjectsController < ApplicationController
  include AuthenticatedSystem

  before_filter :login_required, :only => [:create, :update_description, :destroy, :sort]

  def index
    if User.count == 0
      redirect_to signup_url
      return
    end
    @logged_in = logged_in?
    @user = User.find_first
    @projects = Project.find :all, :order => 'position, created_at'
  end

  def show
    @logged_in = logged_in?
    @project = Project.find @params[:id]
  end

  def create
    @project = Project.new @params[:project]
    @project.user_id = current_user.id
    if @project.save
      redirect_to projects_url
    else
      render :action => 'error'
    end
  end
  
  def update_description
    @project = Project.find @params[:id]
    @project.description = @params[:value]
    if @project.save
      render :text => textilize(@project.description)
    end
  end
  
  def destroy
    @project = Project.find @params[:id]
    @project.destroy
  end

  def sort
    project_ids = @params[:project_list]
    project_ids.each_with_index do |project_id, index|
      project = Project.find project_id
      project.update_attribute(:position, index)
    end
    render :nothing => true
  end
  
end