class SearchKeywordsController < ApplicationController

  #FIXME The user interface for adding and editing search queries is almost unusable, fix for the user

  access_control do
    allow logged_in
  end

  def index
    @search_keyword = SearchKeyword.new
    if current_user.has_role?(:admin)
      watched_user = params[:user_id] ? User.find_by_username(params[:user_id]) : current_user
    else
      watched_user = current_user
      flash[:notice] =  t :access_denied_flash \
        if params[:user_id] and (current_user.username != params[:user_id])
    end
    @search_keyword.user = watched_user
    @search_keywords = watched_user.search_keywords
  end

  def newsupdate
    page = (params[:page] || 1).to_i
    @articles = current_user.collect_recent_articles.paginate(:page => page, :per_page => Article.per_page)
  end

  def postnews
    flash[:notice] = current_user.post_recent_news ? \
      t(:news_were_posted_flash) : t(:no_news_were_posted_flash)
    redirect_to :action => 'newsupdate'
  end

  def show
    @search_keyword = get_keyword_for_current_user(params[:id]) 
    if @search_keyword.nil? then
      flash[:notice] = t :keyword_does_not_exist_flash
        redirect_to :controller => 'site', :action => 'index'
    end
  end

  def new
    @search_keyword = SearchKeyword.new
    @search_keyword.user = current_user
  end

  def create
    @search_keyword = SearchKeyword.new(params[:search_keyword])
    @search_keyword.user = current_user
    if @search_keyword.save
      flash[:notice] = t :keyword_creation_success_flash
      redirect_to @search_keyword
    else
      render :action => 'new'
    end
  end

  def edit
    @search_keyword = get_keyword_for_current_user(params[:id])
    if @search_keyword.nil?
      flash[:notice] = t :keyword_update_denied_flash
      redirect_to :controller => 'site', :action => 'index'
    end
  end

  def update
    @search_keyword = get_keyword_for_current_user(params[:id])
    if @search_keyword.nil? then
      flash[:notice] = t :keyword_update_denied_flash
      redirect_to :controller => 'site', :action => 'index'
      return
    end
    if @search_keyword.update_attributes(params[:search_keyword])
      flash[:notice] = t :keyword_update_success_flash
      redirect_to @search_keyword
    else
      render :action => 'edit'
    end
  end

  def destroy
    @search_keyword = get_keyword_for_current_user(params[:id])
    if @search_keyword.nil? then
      flash[:notice] = t :access_denied_flash
      redirect_to :controller => 'site', :action => 'index'
    else
      @search_keyword.destroy
      flash[:notice] = t :keyword_destroy_success_flash
      redirect_to search_keywords_url
    end
  end

  private

  def get_keyword_for_current_user(keyword_id)
    keyword_to_show = SearchKeyword.find(keyword_id)
    keyword_to_show.user === current_user ? SearchKeyword.find(params[:id]) : nil
  end

end