#!/usr/bin/env bash
set -euo pipefail

pkg="${1:?package path required}"

echo "==> pacman package metadata"
pacman -Qip "$pkg"

echo "==> namcap"
namcap "$pkg" || true

rm -rf /tmp/ayugram-package-test
mkdir -p /tmp/ayugram-package-test

bsdtar -xf "$pkg" -C /tmp/ayugram-package-test

binary="/tmp/ayugram-package-test/usr/bin/AyuGram"

if [[ ! -x "$binary" ]]; then
  echo "ERROR: expected executable ${binary} was not found" >&2
  find /tmp/ayugram-package-test/usr -maxdepth 4 -type f -print
  exit 1
fi

echo "==> ELF information"
file "$binary"

echo "==> Shared library resolution"
ldd "$binary" | tee /tmp/ayugram-ldd.txt

if grep -q 'not found' /tmp/ayugram-ldd.txt; then
  echo "ERROR: unresolved shared library detected" >&2
  exit 1
fi

echo "==> RPATH/RUNPATH"
readelf -d "$binary" | grep -E 'RPATH|RUNPATH' || true

echo "==> Basic executable smoke test"
set +e
timeout 15s "$binary" --version >/tmp/ayugram-version.txt 2>&1
rc=$?
set -e

cat /tmp/ayugram-version.txt || true

# GUI applications commonly return non-zero or remain alive when --version is
# unsupported. We only reject an immediate dynamic-loader failure.
if grep -Eq 'error while loading shared libraries|cannot open shared object file|symbol lookup error' /tmp/ayugram-version.txt; then
  echo "ERROR: runtime loader failure" >&2
  exit 1
fi

if [[ "$rc" -eq 126 || "$rc" -eq 127 ]]; then
  echo "ERROR: executable could not be started" >&2
  exit 1
fi

echo "Package validation passed."