"""
    Converts json level data files into binary level data
"""
import json
from os import listdir
from os.path import isfile, join

LVL_DIR = "lvl/"
BIN_DIR = "lvl_bin/"

if __name__ == "__main__":
    files = [f for f in listdir(LVL_DIR) if isfile(join(LVL_DIR, f))]
    decoder = json.JSONDecoder()
    for v in files:
        file = open(join(LVL_DIR, v), "r", encoding="utf-8")
        content = decoder.decode(file.read())
        newfile = open(join(BIN_DIR, v.replace(".json", ".dat")), "wb")
        bin_content = b''
        for line in content:
            bin_content += bytes(line+[255])
        newfile.write(bin_content)