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

# Usage: prepare_rpm.sh [PROJECT] [OS_VERSION] [LTS_VERSION] [GUEZ_MODE]
# If PROJECT omitted, runs for Legatus, Guez, DemoTablet (in that order).

PROJECTS=("Legatus" "Guez" "DemoTablet")
PROJECT=${1:-}
OS_VERSION=${2:-ubuntu24}
LTS_VERSION=${3:-1.2.0}
GUEZ_MODE=${4:-ON}

REPO_DIR="$(pwd)"

run_for_project() {
  local proj="$1"
  echo "Preparing RPM for project: $proj (OS=$OS_VERSION, LTS=$LTS_VERSION, GUEZ_MODE=$GUEZ_MODE)"
  export PROJECT_BASE_DIR="/tmp/${proj}_staging"
  rm -rf "$PROJECT_BASE_DIR"
  mkdir -p "$PROJECT_BASE_DIR"
  # Stage workspace similar to Jenkins: exclude rpms, .git, build
  tar --exclude='./rpms' --exclude='./.git' --exclude='./build' -cf - -C "$REPO_DIR" . | tar -xf - -C "$PROJECT_BASE_DIR"

  mkdir -p "$REPO_DIR/rpmbuild"
  pushd "$REPO_DIR/rpmbuild" >/dev/null
  python3 make_rpm.py -c LTS \
    --project_name "$proj" \
    --version "$LTS_VERSION" \
    --output_dir "$REPO_DIR/rpms/${proj}/${OS_VERSION}/" \
    --cmake_build_flags "-DUSE_IPO=ON -DUSE_UNITY_BUILD=ON -DGUEZ_MODE=${GUEZ_MODE} -DBUILD_WLS=ON -DPostgreSQL_TYPE_INCLUDE_DIR=/usr/include/pgsql/"
  popd >/dev/null
  echo "RPMs placed in: $REPO_DIR/rpms/${proj}/${OS_VERSION}/"
}

if [[ -n "$PROJECT" ]]; then
  run_for_project "$PROJECT"
else
  for p in "${PROJECTS[@]}"; do
    run_for_project "$p"
  done
fi