// gen_tileset_json.js: produce assets/tilesets/tileset.json (Tiled tileset descriptor)
const fs = require('fs');
const COLS = 8, ROWS = 8, TW = 16, TH = 16, COUNT = 64;
const tiles = [];
for (let i=0;i<COUNT;i++){
  tiles.push({ id: i, properties: [ { name:'collides', type:'bool', value:false } ] });
}
// collidable tiles: trees, bushes, walls, roofs (when solid), doors(no, passable),
// furniture (bed/counter/oven/shelf/table/chair/stool/well), objects (calendar/paper/chart/lamp/barrel/crate/fence/pillar)
// Indices per gen_tileset.lua order.
const collides = new Set([
  7,8,9,      // tree, birdTree, bush
  10,11,12,13,// wall, wallTop, roof, roofEdge
  18,19,20,21,22,23,24,25, // bed,counter,oven,shelf,shelfFull,table,chair,stool
  26,         // well
  29,         // whiteWall
  31,32,33,34,// whiteDoor, whiteBed, whiteMonitor, whiteTable
  38,         // bench
  40,41,42,   // calendar, paper, chart
  43,44,      // fence
  45,         // lamp
  47,48,      // barrel, crate
  59,         // whitePillar
]);
for (const id of collides) { tiles[id].properties[0].value = true; }
const ts = {
  columns: COLS,
  image: 'tileset.png',
  imageheight: ROWS*TH,
  imagewidth: COLS*TW,
  margin: 0,
  spacing: 0,
  name: 'tileset',
  tilecount: COUNT,
  tiledversion: '1.12.2',
  tileheight: TH,
  tilewidth: TW,
  type: 'tileset',
  version: '1.10',
  tiles,
};
fs.mkdirSync('assets/tilesets', { recursive: true });
fs.writeFileSync('assets/tilesets/tileset.json', JSON.stringify(ts, null, 0));
console.log('Wrote tileset.json');