on player right clicks with i@shopping bag:
    - define is_shopping false
    - foreach <global.flag[store].escape_contents> {
      - if <player.location.is_within[<def[value].unescaped>]> {
        - define is_shopping true
        - foreach stop
        }
      }
    - if <in@<player.name>_shopping_bag||null> == null && %is_shopping% {
      - note 'in@player bag' as:<player.name>_shopping_bag
      } else if !<player.location.facing[<player.flag[shopkeeper]>]> && %is_shopping% {
      - narrate 'You take a look in your shopping bag...'
      - inventory open d:in@<player.name>_shopping_bag
      } else {
      - inventory clear d:in@<player.name>_shopping_bag
      - take 'i@shopping bag'
      - narrate 'You are not shopping right now!'
      }
    - determine cancelled