package SL::DB::OrderItem;

use strict;

use List::Util qw(sum);
use SL::AM;

use SL::DB::MetaSetup::OrderItem;
use SL::DB::Manager::OrderItem;
use SL::DB::Helper::CustomVariables (
  sub_module  => 'orderitems',
  cvars_alias => 1,
  overloads   => {
    parts_id => 'SL::DB::Part',
  },
);

__PACKAGE__->meta->add_relationship(
  part => {
    type         => 'one to one',
    class        => 'SL::DB::Part',
    column_map   => { parts_id => 'id' },
  },
  price_factor_obj => {
    type           => 'one to one',
    class          => 'SL::DB::PriceFactor',
    column_map     => { price_factor_id => 'id' },
  },
  unit_obj       => {
    type         => 'one to one',
    class        => 'SL::DB::Unit',
    column_map   => { unit => 'name' },
  },
  order => {
    type         => 'one to one',
    class        => 'SL::DB::Order',
    column_map   => { trans_id => 'id' },
  },
);

__PACKAGE__->meta->initialize;

sub is_price_update_available {
  my $self = shift;
  return $self->origprice > $self->part->sellprice;
}

sub shipped_qty {
  my ($self) = @_;

  my $d_orders = $self->order->linked_records(direction => 'to', to => 'SL::DB::DeliveryOrder');
  my @doi      = grep { $_->parts_id == $self->parts_id } map { $_->orderitems } @$d_orders;

  return sum(map { AM->convert_unit($_->unit => $self->unit) * $_->qty } @doi);
}

1;