"""Quick inspection of the new high-amplitude events."""
import os, re, sys
sys.path.insert(0, ".")
from analysis.load_bundle import _parse_txt
from minimateplus.waveform_codec import walk_body, find_data_start

ROOT = "decode-re/5-11-26"


def main():
    for stem in ("M529LL1A.SP0", "M529LL1A.SS0", "M529LL1A.SV0"):
        bin_path = os.path.join(ROOT, stem)
        txt_path = bin_path + ".TXT"
        with open(bin_path, "rb") as f:
            raw = f.read()
        body = raw[43:-26]
        meta, samples = _parse_txt(txt_path)
        n = len(samples["Tran"])

        print(f"\n=== {stem} ===")
        print(f"  file={len(raw)}, body={len(body)}, N_samples={n}")
        print(f"  rectime={meta.get('Record Time')} pretrig={meta.get('Pre-trigger Length')}")
        print(f"  PPV(T,V,L)={meta.get('Tran PPV')} / {meta.get('Vert PPV')} / {meta.get('Long PPV')}")
        # Show first few non-trivial samples
        print(f"  First 5 truth samples (in/s):")
        for i in range(5):
            print(f"    T={samples['Tran'][i]:8.3f}  V={samples['Vert'][i]:8.3f}  "
                  f"L={samples['Long'][i]:8.3f}  M={samples['MicL'][i]:8.3f}")
        # Peak sample positions
        for ch in ("Tran", "Vert", "Long"):
            vals = samples[ch]
            peak_i = max(range(n), key=lambda i: abs(vals[i]))
            print(f"  {ch}: peak {vals[peak_i]:.3f} at sample {peak_i} (t={peak_i/1024:.3f}s)")
        # Body structure
        start = find_data_start(body)
        blocks = walk_body(body, start)
        types = {}
        for b in blocks:
            types[b.tag_hi] = types.get(b.tag_hi, 0) + 1
        print(f"  body start={start}, total blocks walked: {len(blocks)}")
        print(f"  block tag counts: {types}")
        # How far the walker got
        if blocks:
            last = blocks[-1]
            walked = last.offset + last.length
            print(f"  walker stopped at offset {walked}/{len(body)} ({100*walked/len(body):.0f}%)")


if __name__ == "__main__":
    main()