packs.py

#!/usr/bin/env python

import os, sys, json

def main (args):
    file_input = None

    if len(args) == 3 and "pyython" in args[0].lower():
        if "packs" in args[1].lower():
            file_input = args[2]
    elif len(args) == 2 and "packs" in args[0].lower():
        file_input = args[1]

    if file_input == None or not file_input.lower().endswith("dungeondraft_map"):
        print("Usage: python3 packs.py file.dungeondraft_map")

    if not os.path.exists(file_input):
        print("Usage: python3 packs.py file.dungeondraft_map")
        print("File does not exist: " + file_input)

    with open(file_input) as o:
        data = json.load(o)

    packs = set()

    for level, values in data["world"]["levels"].items():
        for obj in values["objects"]:
            if obj["texture"].startswith("res://packs/"):
                packs.add(obj["texture"].split("/")[3])

    
    pack_names = set()

    for pack_id in packs:
        for pack_info in data["header"]["asset_manifest"]:
            if pack_id.lower() == pack_info["id"].lower():
                pack_names.add(pack_info["name"])
    
    print("Asset packs used in the map '" + file_input + "':")
    for pack_name in pack_names:
        print(" - " + pack_name)

if __name__=="__main__":
    main(sys.argv)