| 46 | } |
| 47 | |
| 48 | function convertToSteels(map: MapRecord) { |
| 49 | const { eagle, steels, bricks } = map |
| 50 | const eagleSurroundingBox = { |
| 51 | x: eagle.x - 8, |
| 52 | y: eagle.y - 8, |
| 53 | width: 32 - 1, |
| 54 | height: 32 - 1, |
| 55 | } |
| 56 | const surroundingTTSet = new Set(IndexHelper.iter('steel', eagleSurroundingBox)) |
| 57 | const eagleTTSet = new Set(IndexHelper.iter('steel', asRect(eagle, -0.1))) |
| 58 | const nextSteels = steels.map( |
| 59 | (set, t) => (surroundingTTSet.has(t) && !eagleTTSet.has(t) ? true : set), |
| 60 | ) |
| 61 | |
| 62 | const surroundBTSet = new Set(IndexHelper.iter('brick', eagleSurroundingBox)) |
| 63 | const nextBricks = bricks.map((set, t) => (surroundBTSet.has(t) ? false : set)) |
| 64 | |
| 65 | return map.set('steels', nextSteels).set('bricks', nextBricks) |
| 66 | } |
| 67 | |
| 68 | function* shovel() { |
| 69 | try { |