#!/bin/bash

SCRIPT_DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" &> /dev/null && pwd )"
OUTPUT_DIR=${SCRIPT_DIR}/output
INSTALL_DIR=${HOME}/.local/bin
mkdir -p "${OUTPUT_DIR}"

# Exit on error
set -euo pipefail

ARCH=$(uname -m)
if [ "$ARCH" != "x86_64" ] && [ "$ARCH" != "aarch64" ]; then
    echo "Unsupported architecture: $ARCH"
    exit 1
fi


function build_native() {
    local BUILDDIR=${SCRIPT_DIR}/build/native
    local PREVDIR=$PWD
    local JOBS;
    JOBS=$(nproc) # Set JOBS to the number of available CPU cores
    mkdir -p "${BUILDDIR}"
    cd "${SCRIPT_DIR}" || exit 1

    CC="${HOME}/.musl-cross/${ARCH}-linux-musl-native/bin/${ARCH}-linux-musl-gcc"
    CXX="${HOME}/.musl-cross/${ARCH}-linux-musl-native/bin/${ARCH}-linux-musl-g++"


    cmake -B "${BUILDDIR}" -G Ninja \
        -DCMAKE_BUILD_TYPE=Debug \
        -DCMAKE_C_COMPILER_LAUNCHER=ccache \
        -DCMAKE_CXX_COMPILER_LAUNCHER=ccache \
        -DCMAKE_LINKER=mold \
        -DCMAKE_C_COMPILER="${CC}" \
        -DCMAKE_CXX_COMPILER="${CXX}"

    cd "${BUILDDIR}" || exit 1
    ninja -j"$JOBS"

    #upx ${BUILDDIR}/dropshell
    cp "${BUILDDIR}/dropshell" "${OUTPUT_DIR}/dropshell.${ARCH}"

    cd "${PREVDIR}" || exit 1
}

build_native


echo "Auto-installing dropshell locally..."
mkdir -p "${INSTALL_DIR}"
cp "${OUTPUT_DIR}/dropshell.${ARCH}" "${INSTALL_DIR}/dropshell"
echo "Build process completed!"