unepwcmc/SAPI

class Admin::TermTradeCodesPairsController < Admin::StandardAuthorizationController

  before_action :load_term_codes, :only => [:index, :create]
  before_action :load_trade_code_types, :only => [:index, :create]

  def index
    load_associations
    @custom_title = custom_title
    @custom_btn_title = "Add new #{custom_title.singularize}"
    index!
  end

  def destroy
    @term_trade_codes_pair = TermTradeCodesPair.find params[:id]
    destroy! do |format|
      format.html {
        redirect_to admin_term_trade_codes_pairs_path(:type =>
                                                      @term_trade_codes_pair.trade_code_type)
      }
    end
  end

  protected

  def custom_title
    if params[:type] == 'Unit'
      'Term Unit Pairs'
    elsif params[:type] == 'Purpose'
      'Term Purpose Pairs'
    end
  end

  def load_term_codes
    @term_codes_obj = Term.select([:id, :code]).
      map { |c| { "id" => c.id, "code" => c.code } }.to_json
  end

  def load_trade_code_types
    @trade_code_type = params[:type] ||
      params[:term_trade_codes_pair] && params[:term_trade_codes_pair][:trade_code_type] ||
      'Unit'
    @trade_code_codes = TradeCode.where(:type => @trade_code_type).
      select([:id, :code]).order('code')
    @trade_code_codes_obj = @trade_code_codes.map { |c| { "value" => c.id, "text" => c.code } }.to_json
  end

  def collection
    @term_trade_codes_pairs ||= end_of_association_chain.
      where(:trade_code_type => @trade_code_type).
      order('term_id').
      page(params[:page]).
      search(params[:query])
  end

  private

  def term_trade_codes_pair_params
    params.require(:term_trade_codes_pair).permit(
      :trade_code_id, :trade_code_type, :term_id
    )
  end
end