class TasksController < ApplicationController
  before_filter :get_users, :only => [:edit, :update, :new, :create]
  before_filter :get_people, :only => [:edit, :update, :new, :create]
  before_filter :authorize, :except => [:index, :show]
  before_filter :get_task, :only => [:show, :edit, :update, 
    :confirm, :delete]

  def index
    @page_title = "All tasks"
    @tasks = Task.find(:all, :order => 'title')
  end

  def show
    @page_title = "Task: " + @task.title
  end

  def new
    @page_title = "Adding new task"
    @task = Task.new
    if params[:default_person_id]
      @task.person = Person.find(params[:default_person_id])
    end
  end

  def create
    @task = Task.new(params[:task])
    if @task.save
      flash[:notice] = "Task added successfully"
      redirect_to_person @task.person_id
    else
      @page_title = "Adding new task"
      render :action => 'new'
    end
  end
  
  def edit
    @page_title = "Edit " + @task.title
  end

  def update
    if @task.update_attributes(params[:task])
      flash[:notice] = "Task added successfully"
      redirect_to_person @task.person_id
    else
      @page_title = "Edit " + @task.title
      render :action => 'edit'
    end
  end
  
  def confirm
    confirm_delete(@task, "Are you sure you want to delete " + @task.title + "?")
  end

  def delete
    redirect_options = { :controller => 'people', 
    :action => 'show', :id => @task.person_id }

    do_delete(@task, redirect_options)
  end
  
  private
  def get_task
    @task = Task.find(params[:id])
  end
  
  private
  def get_people
    @people = Person.find_all_ordered
  end
  
  private
  def get_users
    @users = User.find(:all, :order => 'username')
  end
  
  private
  def redirect_to_person(person_id)
    if person_id
      redirect_to :controller => 'people', :action => 'show',
        :id => person_id
    else
      redirect_to :action => 'index'
    end
  end
end