version: 1
name: The Use command
creative: false
description: Open a gate
objectives:
  - goal:
      - Grab the flower on the other side of the gate.
    condition: |
      as base {has "flower"}
solution: |
  move;
  k <- grab;
  equip k;
  use k forward;
  move;
  move;
  grab;
robots:
  - name: base
    dir: [1,0]
    display:
      char: Ω
      attr: robot
    devices:
      - ADT calculator
      - grabber
      - logger
      - treads
      - welder
entities:
- name: fence
  display:
    attr: wood
    char: '#'
  description:
  - Impassable barrier
  properties: [known, unwalkable]
- name: gate key
  display:
    attr: iron
    char: 'k'
  description:
  - Can open a closed gate
  properties: [known, portable]
- name: closed gate
  display:
    attr: wood
    char: '|'
  description:
  - Cannot pass through this
  properties: [known, unwalkable]
- name: open gate
  display:
    attr: wood
    char: '/'
  description:
  - Can pass through this
  properties: [known]
recipes:
  - in:
      - [1, closed gate]
    out:
      - [1, open gate]
    required:
      - [1, gate key]
known: [flower]
world:
  palette:
    'Ω': [grass, null, base]
    '.': [grass]
    '#': [grass, fence]
    '|': [grass, closed gate]
    '*': [grass, flower]
    'k': [grass, gate key]
  upperleft: [0, 0]
  map: |
   ......
   ..###.
   Ωk|*#.
   ..###.
   ......