Remove unnecessary infromation from .tsj file

scripts/extract_tileset.py

@@ -18,8 +18,19 @@ def extract_by_property(tiles, key):
     return extracted
 
 
+def remove_properties(data, dst_file):
+    data = json.loads(data)
+    new_tiles = [{'id': tile['id']} for tile in data['tiles']]
+    data['tiles'] = new_tiles
+    del data['wangsets']
+    with open(dst_file, 'w') as f:
+        #pprint.pprint(data, f)
+        json.dump(data, f, indent=None, separators=(',', ':'), ensure_ascii=True)
+
+
 content = open("../rawAssets/game.tsj").read()
 tiles = json.loads(content)["tiles"]
+remove_properties(content, "../assets/game.tsj")
 terrain_tiles = extract_by_property(tiles, "terrain")
 building_tiles = extract_by_property(tiles, "building")
 entity_tiles = extract_by_property(tiles, "entity")