#!/bin/sh
# Refuse a commit whose .tbl files do not match their .tbl.txt sources.
#
# The .tbl.txt files are the source of truth; the binary .tbl files are build
# artifacts that the game actually loads. Committing one without the other
# ships strings that nobody authored.
#
# Install:  ln -sf ../../tools/hooks/pre-commit .git/hooks/pre-commit
# Bypass:   git commit --no-verify

set -e

root=$(git rev-parse --show-toplevel)

# Nothing staged under mpq/ that could affect a table? Nothing to check.
if ! git diff --cached --name-only --diff-filter=ACM | grep -qE '\.tbl(\.txt)?$'; then
    exit 0
fi

if ! command -v bun >/dev/null 2>&1; then
    echo "pre-commit: bun not found; skipping .tbl freshness check" >&2
    exit 0
fi

echo "pre-commit: checking .tbl files against their .tbl.txt sources"
if ! (cd "$root/tools/tbl" && bun run --silent check); then
    cat >&2 <<'EOF'

pre-commit: rejected - see STALE entries above.

  cd tools/tbl && bun run build     # recompile, then stage the .tbl files
  git commit --no-verify            # or bypass, if you know why

EOF
    exit 1
fi