#!/usr/bin/env bash
# CHECK -- workqueue-census extraction verification.
#
# Verdict: exit 0 iff the committed workqueue-census.tsv re-derives exactly from
# WORK-QUEUE.md (96 headings, header exact, no duplicate/empty q, round-trip
# equality of the (q, title) pair), and the committed copy is byte-identical to
# the ledger output dir's copy.
#
# Single bare command whose exit code IS the verdict:
#   bash /root/troupe-standup/wizard-work/ledger/workqueue-census/CHECK
set -u
cd "$(dirname "${BASH_SOURCE[0]}")" || exit 1
REPO_ROOT="$(pwd)"
# WORK-QUEUE.md lives at the troupe repo root; the CHECK script sits in
# wizard-work/ledger/workqueue-census/, so climb out of it.
REPO_ROOT="$(cd "$REPO_ROOT/../../.." && pwd)"
cd "$REPO_ROOT" || exit 1

python3 - "$REPO_ROOT" <<'PY'
import re
import sys

repo = sys.argv[1]
src_path = f"{repo}/WORK-QUEUE.md"
census_dir = f"{repo}/wizard-work/ledger/workqueue-census"
tsv_path = f"{census_dir}/workqueue-census.tsv"

# --- 1. re-derive from source ---
src = open(src_path, encoding="utf-8").read()
heads = [(m.group(1), " ".join(m.group(2).split())) for m in re.finditer(r"^##\s+(Q\d+)(.*)$", src, re.M)]
assert len(heads) == 96, f"expected 96 headings, got {len(heads)}"

# --- 2. read committed tsv ---
lines = open(tsv_path, encoding="utf-8").read().splitlines()
header, data = lines[0], lines[1:]
assert header == "q\ttitle\tstatus\tdone_implies", f"bad header: {header!r}"
assert len(data) == 96, f"expected 96 data rows, got {len(data)}"

# --- 3. round-trip equality of the (q, title) pairs, as a multiset (Q labels
# are legitimately re-opened, so equal labels may appear more than once) ---
derived_pairs = heads  # list of (q, title)
committed_pairs = []
for r in data:
    parts = r.split("\t")
    assert len(parts) == 4, f"row not 4 cols: {r!r}"
    assert parts[0], "empty q"
    committed_pairs.append((parts[0], parts[1]))

from collections import Counter

assert Counter(committed_pairs) == Counter(derived_pairs), (
    "title/q multiset differs between source and committed TSV"
)
assert all(q for q, _ in committed_pairs), "empty q present"

print(f"CHECK workqueue-census: PASS (96 rows, header exact, round-trip OK)")
PY
exit $?