#!/bin/sh

set -eu

ROOT_DIR=$(CDPATH= cd -- "$(dirname "$0")/.." && pwd)
RELEASE_DIR="${ROOT_DIR}/release"
CACHE_DIR="${RELEASE_DIR}/.gocache"
VERSION=${VERSION:-$(git -C "${ROOT_DIR}" describe --tags --always 2>/dev/null || echo dev)}

build_target() {
    goos="$1"
    goarch="$2"
    output_name="$3"

    echo "building ${goos}/${goarch} -> ${output_name}"
    env \
        GOCACHE="${CACHE_DIR}" \
        GOOS="${goos}" \
        GOARCH="${goarch}" \
        go build \
        -ldflags "-X main.Version=${VERSION}" \
        -o "${RELEASE_DIR}/${output_name}" \
        ./cmd/jukebox
}

command -v go >/dev/null 2>&1 || {
    echo "error: go not found in PATH" >&2
    exit 1
}

mkdir -p "${RELEASE_DIR}" "${CACHE_DIR}"

build_target darwin arm64 jukebox-darwin-arm64
build_target windows 386 jukebox-windows-386.exe

echo ""
echo "artifacts:"
echo "  ${RELEASE_DIR}/jukebox-darwin-arm64"
echo "  ${RELEASE_DIR}/jukebox-windows-386.exe"