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import argparse
import json
DIFFICULTY_MAPPING = {
0: "BASIC",
1: "ADVANCED",
2: "EXPERT",
3: "MASTER",
4: "ULTIMA",
5: "WORLD'S END",
}
def convert_chuni_aquadx_json_to_tachi_json(input_json: str, output_file: str, service: str):
with open(input_json, "r", encoding="utf-8") as f:
raw_data = json.load(f)
batch_manual = {
"meta": {"game": "chunithm", "playtype": "Single", "service": service},
"scores": [],
}
processed_count = 0
skipped_count = 0
if "userPlaylogList" in raw_data:
for entry in raw_data["userPlaylogList"]:
level = entry.get("level", 0)
# Skip World's End, Unsupported by Tachi
if level == 5 or level not in DIFFICULTY_MAPPING:
skipped_count += 1
continue
processed_count += 1
music_id = entry["musicId"]
score_value = entry.get("score", 0)
is_clear = entry.get("isClear", False)
is_full_combo = entry.get("isFullCombo", False)
is_all_justice = entry.get("isAllJustice", False)
is_all_perfect = entry.get("isAllPerfect", False)
lamp = "FAILED"
if is_all_perfect:
lamp = "ALL JUSTICE CRITICAL"
elif is_all_justice:
lamp = "ALL JUSTICE"
elif is_full_combo:
lamp = "FULL COMBO"
elif is_clear:
lamp = "CLEAR"
timestamp = entry.get("sortNumber", None)
jcrit = entry.get("judgeHeaven", 0) + entry.get("judgeCritical", 0)
justice = entry.get("judgeJustice", 0)
attack = entry.get("judgeAttack", 0)
miss = entry.get("judgeGuilty", 0)
combo = entry.get("maxCombo", 0)
score_entry = {
"score": score_value,
"lamp": lamp,
"matchType": "inGameID",
"identifier": str(music_id),
"difficulty": DIFFICULTY_MAPPING[level],
"timeAchieved": timestamp * 1000 if timestamp else None,
"judgements": {
"jcrit": jcrit,
"justice": justice,
"attack": attack,
"miss": miss,
},
"optional": {"maxCombo": combo},
}
batch_manual["scores"].append(score_entry)
with open(output_file, "w", encoding="utf-8") as f:
print("--- Processing Summary ---")
print(f"Total scores processed: {processed_count}")
print(f"Scores skipped (level 5 or invalid): {skipped_count}")
print(f"Output saved to {output_file}")
json.dump(batch_manual, f, indent=4, ensure_ascii=False)
if __name__ == "__main__":
parser = argparse.ArgumentParser(
prog="chuni_aquadx_to_tachi",
description="Converts AquaDX score data for Chuni to Tachi compatible JSON",
epilog="Fast/Slow can't be derived (I think)",
)
parser.add_argument("input_file", help="Path to the input JSON file exported from AquaDX")
parser.add_argument(
"-s",
"--service",
help="Service description to be shown on Tachi (Note for where this score came from)",
default="AquaDX Chuni Import",
)
parser.add_argument(
"-o", "--output", help="Output filename", default="aquadx_chuni_tachi.json"
)
args = parser.parse_args()
convert_chuni_aquadx_json_to_tachi_json(args.input_file, args.output, args.service)
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