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

# build_grantlee.sh - try installing grantlee via apt, otherwise build from source
QT_ROOT=${QT_ROOT:-/opt/Qt/6.8.3/gcc_64}
INSTALL_PREFIX=${INSTALL_PREFIX:-/usr/local}

echo "Attempting to install libgrantlee5 via apt..."
if apt-get update && apt-get install -y --no-install-recommends libgrantlee5 libgrantlee5-dev; then
  echo "Installed libgrantlee5 from apt"
  exit 0
fi

echo "libgrantlee not available via apt; building from source (steveire/grantlee)..."
TMPDIR=$(mktemp -d)
trap 'rm -rf "$TMPDIR"' EXIT
cd "$TMPDIR"

if ! git clone --depth 1 https://github.com/steveire/grantlee.git grantlee; then
  echo "Warning: failed to clone grantlee from github; network or access issue. Exiting gracefully." >&2
  exit 0
fi

mkdir -p grantlee/build
cd grantlee/build
cmake -DCMAKE_BUILD_TYPE=Release \
      -DCMAKE_INSTALL_PREFIX="${INSTALL_PREFIX}" \
      -DCMAKE_PREFIX_PATH="${QT_ROOT}:${INSTALL_PREFIX}" ..

cmake --build . -- -j$(nproc) || true
cmake --install . || true

echo "Grantlee build script finished."
exit 0