import hashlib, json, random
from collections import Counter

random.seed(11)
D = "/root/alea/data/"
SPECS = [
    ("openjev_train.jsonl", 72000),
    ("tev1_train.jsonl", 30000),
    ("jevdec_train_v2.jsonl", 18000),
    ("tasksource_train.canon.jsonl", 55000),
    ("rlcd_train.canon.jsonl", 5000),
    ("tot_train.canon.jsonl", 5000),
    ("genhard_train.canon.jsonl", 23000),
    ("sft_v6.jsonl", 18000),  # replay
]
DEV_SPECS = [
    ("openjev_validation.jsonl", 1200), ("tev1_dev.jsonl", 1200),
    ("tasksource_dev.canon.jsonl", 1500), ("rlcd_dev.canon.jsonl", 1200),
    ("tot_dev.canon.jsonl", 1200), ("genhard_dev.canon.jsonl", 1500),
    ("jb7_dev.jsonl", 1500),
]

def load(fn, cap):
    rows = [json.loads(l) for l in open(D + fn)]
    random.shuffle(rows)
    return rows[:cap]

fps, mix, stats = set(), [], Counter()
for fn, cap in SPECS:
    rows = load(fn, cap)
    kept = 0
    for r in rows:
        st = json.dumps(r["state"], sort_keys=True, ensure_ascii=False)
        qs = r.get("questions") or [{"text": r.get("question"), "options": r.get("options")}]
        fp = hashlib.sha256((st + json.dumps(qs, sort_keys=True, ensure_ascii=False)).encode()).hexdigest()
        if fp in fps:
            continue
        fps.add(fp)
        mix.append(r)
        kept += 1
    stats[fn] = kept
random.shuffle(mix)
with open(D + "v11_mix.jsonl", "w") as f:
    for r in mix:
        f.write(json.dumps(r, ensure_ascii=False) + "\n")

dev, dstats = [], Counter()
for fn, cap in DEV_SPECS:
    try:
        rows = load(fn, cap)
    except FileNotFoundError:
        continue
    dev.extend(rows)
    dstats[fn] = len(rows)
random.shuffle(dev)
with open(D + "v11_dev.jsonl", "w") as f:
    for r in dev:
        f.write(json.dumps(r, ensure_ascii=False) + "\n")
print("mix:", len(mix), dict(stats))
print("dev:", len(dev), dict(dstats))