#!/usr/bin/env bash
#
# Build an LTS DEB package for Ubuntu 26.04
# Migrated from jenkins_builder.sh (openSUSE) to Ubuntu/DEB ecosystem
#
# Required environment (set by the Jenkinsfile or `docker run -e ...`):
#   PROJECT          LTS flavor: qatar | ahtc | guez (cmake -D_pname)
#   OS_VERSION       Ubuntu version, e.g. 26.04
#   LTS_VERSION      Major.minor LTS version, e.g. 1.0
#   GUEZ_MODE        ON | OFF — cmake -DGUEZ_MODE
#   WORKSPACE        Jenkins workspace path (set automatically by Jenkins)
#   PROJECT_BASE_DIR Path used by make_rpm_ubuntu26.py as the source tree
#   BUILD_NUMBER     Jenkins build number (used as release in DEB version)
#   BUILD_TAG        Jenkins build tag
#

set -eo pipefail

: "${PROJECT:?PROJECT must be set}"
: "${OS_VERSION:?OS_VERSION must be set}"
: "${LTS_VERSION:?LTS_VERSION must be set}"
: "${GUEZ_MODE:?GUEZ_MODE must be set}"
: "${WORKSPACE:?WORKSPACE must be set}"
: "${PROJECT_BASE_DIR:?PROJECT_BASE_DIR must be set}"

echo "Building LTS ${LTS_VERSION}-${BUILD_NUMBER:-?} DEB for project '${PROJECT}' (Ubuntu ${OS_VERSION})."
echo "PROJECT_BASE_DIR=${PROJECT_BASE_DIR}"

# Set up builder user environment (running as root in container)
export HOME=/home/builder
mkdir -p "${HOME}"

# Stage workspace as a clean copy under PROJECT_BASE_DIR 
rm -rf "${PROJECT_BASE_DIR}"
mkdir -p "${PROJECT_BASE_DIR}"
tar --exclude='./rpms' --exclude='./.git' --exclude='./build' --exclude='./deb_build_tmp' \
    -cf - -C "${WORKSPACE}" . | tar -xf - -C "${PROJECT_BASE_DIR}"

export VERSION_DATE
VERSION_DATE=$(date +%Y-%m-%d)

# Output is isolated per OS version so parallel OS builds of the same project
cd "${WORKSPACE}/rpmbuild"
python3 make_rpm_ubuntu26.py -c LTS \
    --project_name "${PROJECT}" \
    --version "${LTS_VERSION}" \
    --output_dir "${WORKSPACE}/rpms/${PROJECT}/${OS_VERSION}/" \
    --cmake_build_flags "-DUSE_IPO=ON -DUSE_UNITY_BUILD=ON -DGUEZ_MODE=${GUEZ_MODE} -DBUILD_WLS=ON -DPostgreSQL_TYPE_INCLUDE_DIR=/usr/include/postgresql/" \
    --build_number "${BUILD_NUMBER:-1}"

echo "DEB packages produced for '${PROJECT}' (Ubuntu ${OS_VERSION}):"
ls -lhR "${WORKSPACE}/rpms/${PROJECT}/${OS_VERSION}/"