1575-remove-structure.yaml

version: 1
name: Structure recognizer - removal
description: |
  Remove a structure from the registry
  when one of its cells are removed.
creative: false
objectives:
  - teaser: Destroy structure
    prerequisite: complete_structure
    goal:
      - |
        Remove a piece of the structure to destroy it
    condition: |
      foundStructure <- structure "chessboard" 0;
      return $ case foundStructure (\_. true) (\_. false);
  - id: complete_structure
    teaser: Complete structure
    goal:
      - |
        Build a `chessboard`{=structure} structure
    condition: |
      foundStructure <- structure "chessboard" 0;
      return $ case foundStructure (\_. false) (\_. true);
robots:
  - name: base
    dir: south
    devices:
      - grabber
      - treads
    inventory:
      - [1, gold]
      - [1, silver]
solution: |
  move;
  place "silver";
  grab;
structures:
  - name: chessboard
    recognize: [north]
    structure:
      mask: '.'
      palette:
        'g': [stone, gold]
        's': [stone, silver]
      map: |
        gsgs
        sgsg
        gsgs
        sgsg
world:
  name: root
  dsl: |
    {blank}
  palette:
    '.': [grass]
    'g': [grass, gold]
    's': [grass, silver]
    'B': [grass, null, base]
  upperleft: [0, 0]
  map: |
    ...B.
    gsg.g
    sgsgs
    gsgsg
    sgsgs