import json, sys

SKIP = {'rng','rng_words_in','rng_left_in','server','host','out_name','results',
        'queen','slavers','server_cached','host_plus_0x54','sites','thresholds'}

def val(x):
    if isinstance(x, dict) and 't' in x:
        v = x.get('v')
        if x['t'] == 'struct' and isinstance(v, dict):
            return {k: val(w) for k, w in v.items()}
        if x['t'] == 'list' and isinstance(v, list):
            return [val(w) for w in v]
        return v
    return x

for path in sys.argv[1:]:
    print("="*72); print(path)
    for ln in open(path):
        r = json.loads(ln)
        if 'hook' not in r:
            print("meta:", r.get('build_id') or list(r)[:6]); continue
        hook = r['hook']; depth = r.get('depth')
        side = r.get('side') or {}
        rng = side.get('rng') or {}
        b = val(rng.get('before')) or {}; a = val(rng.get('after')) or {}
        bw, aw = b.get('words'), a.get('words')
        d = (aw - bw) if isinstance(aw, int) and isinstance(bw, int) else None
        print(f"[d{depth}] {hook:52s} words {bw} -> {aw}   DELTA {d}")
        for arg in (r.get('args') or []):
            n = arg.get('n')
            if n in SKIP: continue
            print(f"        {n} = {json.dumps(val(arg))}")
        for nm, s in side.items():
            if nm == 'rng': continue
            print(f"        side[{nm}] {json.dumps(val(s.get('before')))} -> {json.dumps(val(s.get('after')))}")
        if r.get('err'): print("        ERR", r['err'])