#!/usr/bin/env bash
set -euo pipefail

ROOT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")/.." && pwd)"
OUT_DIR="${OUT_DIR:-${ROOT_DIR}/dist}"
VERSION="${VERSION:-0.1.0}"
GOOS_TARGET="${GOOS_TARGET:-linux}"
GOARCH_TARGET="${GOARCH_TARGET:-amd64}"
OUTPUT_NAME="${OUTPUT_NAME:-agent-${GOOS_TARGET}-${GOARCH_TARGET}}"

mkdir -p "${OUT_DIR}"

CGO_ENABLED="${CGO_ENABLED:-0}" \
GOOS="${GOOS_TARGET}" \
GOARCH="${GOARCH_TARGET}" \
go build \
  -trimpath \
  -ldflags "-s -w -X main.version=${VERSION}" \
  -o "${OUT_DIR}/${OUTPUT_NAME}" \
  ./cmd/agent

printf 'built %s\n' "${OUT_DIR}/${OUTPUT_NAME}"