class Documents < Application

  before(:owner_required, :exclude => ["create_comment", "index", "index_category", "search", "show"])

  provides(:xml, :js, :yaml)

  def create
    @document = Document.new(params[:document])
    if @document.save
      redirect url(:document, @document)
    else
      render :action => :new
    end
  end

  def create_category
    @category = Category.new(params[:category])
    if @category.save
      redirect url(:documents)
    else
      raise BadRequest
    end
  end

  def create_comment
    @document = Document[params[:id]]
    @comment = @document.comments.build(params[:comment])
    if @comment.save
      redirect url(:document, @document)
    else
      raise BadRequest
    end
  end

  def create_document_category
    @document = Document[params[:id]]
    unless params[:category_id].blank?
      @category = Category[params[:category_id]]
    else
      @category = Category.new(params[:category])
    end
    @category.documents << @document
    if @category.save
      redirect url(:document, @document)
    else
      raise BadRequest
    end
  end

  def destroy
    @document = Document[params[:id]]
    if @document.destroy!
      redirect url(:documents)
    else
      raise BadRequest
    end
  end

  def destroy_category
    @category = Category[params[:id]]
    if @category.destroy!
      redirect url(:documents)
    else
      raise BadRequest
    end
  end

  def destroy_document_category
    @document = Document[params[:id]]
    @category = Category[params[:category_id]]
    if @category.documents.delete(@document)
      redirect url(:document, @document)
    else
      raise BadRequest
    end
  end

  def destroy_comment
    @document = Document[params[:id]]
    @comment = Comment[params[:comment_id]]
    if @comment.destroy!
      redirect url(:document, @document)
    else
      raise BadRequest
    end
  end

  def edit
    only_provides :html
    @document = Document[params[:id]]
    display @document
  end

  def edit_category
    only_provides :html
    @category = Category[params[:id]]
    display @category
  end

  def edit_comment
    only_provides :html
    @document = Document[params[:id]]
    @comment = Comment[params[:comment_id]]
    display @comment
  end

  def index
    unless owners.blank?
      unless params[:id].blank?
        @category_selected = Category[params[:id]]
        @documents = @category_selected.documents
      else
        @documents = Document.all(:order => "updated_at desc")
      end
      unless owner?
        categories_with_documents = []
        Category.all.each do |category|
          unless category.documents.blank?
            categories_with_documents << category.id
          end
        end
        @categories = Category.all(:id => categories_with_documents, :order => "text collate nocase")
      else
        @categories = Category.all(:order => "text collate nocase")
      end
      @category = Category.new(params[:category])
      display @documents
    else
      redirect(url(:new_person))
    end
  end

  def new
    only_provides :html
    @document = Document.new(params[:document])
    display @document
  end

  def search
    @query = params[:query]
    if @query.blank?
      flash[:error] = "You have to enter keywords to search for."
      redirect(url(:home))
    else
      @title_documents = Document.all(:title.like => "%#{@query}%", :order => "updated_at desc")
      @text_documents = Document.all(:text.like => "%#{@query}%", :order => "updated_at desc")
      @documents = @title_documents | @text_documents
      if @documents.blank?
        flash.now[:warning] = "No documents matched <b>#{@query}</b>."
      end
      display @documents
    end
  end

  def show
    @document = Document[params[:id]]
    @comment = Comment.new(params[:comment])
    categories = []
    @document.categories.each do |category|
      categories << category.id
    end
    @categories = Category.all(:id.not => categories, :order => "text collate nocase")
    @document_categories = Category.all(:id => categories, :order => "text collate nocase")
    @category = Category.new(params[:category])
    display @document
  end

  def update
    @document = Document[params[:id]]
    if @document.update_attributes(params[:document])
      redirect(url(:document, @document))
    else
      raise BadRequest
    end
  end

  def update_category
    @category = Category[params[:id]]
    if @category.update_attributes(params[:category])
      redirect(url(:documents))
    else
      raise BadRequest
    end
  end

  def update_comment
    @document = Document[params[:id]]
    @comment = Comment[params[:comment_id]]
    if @comment.update_attributes(params[:comment])
      redirect url(:document, @document)
    else
      raise BadRequest
    end
  end

end