#!/usr/bin/env bash
#
# Build the project and pack it into a .deb using the standard Debian
# toolchain (debhelper). Run this on a Debian-family system, e.g. Debian,
# Ubuntu, or in WSL2 / a Docker container:
#
#   sudo apt install build-essential cmake debhelper
#   ./build-deb.sh
#
# The resulting package lands in ./dist/ and can be installed with:
#   sudo apt install ./dist/hatsune-miku-shoshitsu_*.deb
#
set -euo pipefail
cd "$(dirname "$0")"

# --- sanity checks ---------------------------------------------------------
for tool in dpkg-buildpackage dpkg-deb cmake; do
    command -v "$tool" >/dev/null 2>&1 || {
        echo "error: '$tool' not found." >&2
        echo "  Install the build tools first:" >&2
        echo "    sudo apt install build-essential cmake debhelper" >&2
        exit 1
    }
done

# --- build the binary .deb -------------------------------------------------
# -us  don't sign the source
# -uc  don't sign the .changes file
# -b   build a binary package only (no upstream source tarball needed)
# -d   don't verify Build-Depends (we check the tools ourselves)
#
# dpkg-buildpackage writes the .deb into the PARENT directory.
dpkg-buildpackage -us -uc -b -d

# --- collect the artifacts into ./dist --------------------------------------
mkdir -p dist
mv -f ../hatsune-miku-shoshitsu_*.deb    dist/ 2>/dev/null || true
mv -f ../hatsune-miku-shoshitsu_*.changes dist/ 2>/dev/null || true

echo
echo "Done. Debian package built:"
ls -lh dist/*.deb