#!/bin/bash

# 服务打包

SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
source "${SCRIPT_DIR}/project_pkg_common.sh"

write_service_postinst() {
    cat > "${PKG_PATH}/DEBIAN/postinst" <<EOF
#!/bin/bash
set -e

SERVICE_SOURCE="${SERVICE_INSTALL_PATH}"
SERVICE_UNIT="${SERVICE_UNIT_NAME}"
SERVICE_TARGET="/etc/systemd/system/\${SERVICE_UNIT}"

ldconfig

if [ ! -f "\${SERVICE_SOURCE}" ]; then
    echo "缺少服务文件: \${SERVICE_SOURCE}" >&2
    exit 1
fi

if systemctl is-active --quiet "\${SERVICE_UNIT}" 2>/dev/null; then
    systemctl stop "\${SERVICE_UNIT}"
fi

if systemctl is-enabled --quiet "\${SERVICE_UNIT}" 2>/dev/null; then
    systemctl disable "\${SERVICE_UNIT}"
fi

cp "\${SERVICE_SOURCE}" "\${SERVICE_TARGET}"
chmod 644 "\${SERVICE_TARGET}"
systemctl daemon-reload
systemctl enable "\${SERVICE_UNIT}"
systemctl start "\${SERVICE_UNIT}"
EOF

    chmod +x "${PKG_PATH}/DEBIAN/postinst"
}

write_service_postrm() {
    cat > "${PKG_PATH}/DEBIAN/postrm" <<EOF
#!/bin/bash
set -e

SERVICE_UNIT="${SERVICE_UNIT_NAME}"

systemctl stop "\${SERVICE_UNIT}" 2>/dev/null || true
systemctl disable "\${SERVICE_UNIT}" 2>/dev/null || true
rm -f "/etc/systemd/system/\${SERVICE_UNIT}"
systemctl daemon-reload

if [ "\${1:-}" = "remove" ]; then
    rm -rf "${SERVICE_INSTALL_DIR}"
fi
EOF

    chmod +x "${PKG_PATH}/DEBIAN/postrm"
}

# ===== 主流程 =====
load_package_context "$@" "service"
run_common_packaging_steps
log_info "写入服务集成脚本"
write_service_postinst
write_service_postrm
finalize_package