version: 1
name: Chess Knight
author: Ondřej Šebek
description: In this quirky challenge, you move as the chess knight piece. Can you capture the enemy king?
objectives:
  - goal:
      - Robots can use the `move` command to move.
        But they only `turn` in cardinal directions.
      - You are special. You are a knight. 
      - Go forth and capture the King!
    condition: |
      try {
        bloc <- as base {whereami};
        king <- robotNamed "king";
        kloc <- as king {whereami};
        return (bloc == kloc)
      } { return false }
solution: |
  move; move; move; turn right; move; turn left; move;
robots:
  - name: horse
    loc: [0,0]
    dir: [2,-1]
    devices:
      - treads
      - logger
    inventory: []
    display:
      char: '♘'
  - name: king
    loc: [7,-6]
    dir: [0,0]
    display:
      char: '♚'
known: [water]
world:
  dsl: |
    {ice, water}
  palette:
    '.': [grass, erase]
    '#': [ice, erase]
    '┌': [stone, upper left corner]
    '┐': [stone, upper right corner]
    '└': [stone, lower left corner]
    '┘': [stone, lower right corner]
    '─': [stone, horizontal wall]
    '│': [stone, vertical wall]
  upperleft: [-1, 1]
  map: |
    ┌────────┐
    │.#.#.#.#│
    │#.#.#.#.│
    │.#.#.#.#│
    │#.#.#.#.│
    │.#.#.#.#│
    │#.#.#.#.│
    │.#.#.#.#│
    │#.#.#.#.│
    └────────┘