#!/usr/bin/env bash
set -Eeuo pipefail
IFS=$'\n\t'

readonly SCRIPT_DIR="$(cd -- "$(dirname -- "${BASH_SOURCE[0]}")" && pwd)"
readonly REPOSITORY_ROOT="$(cd -- "$SCRIPT_DIR/.." && pwd)"
readonly OUTPUT_DIRECTORY="${1:-$REPOSITORY_ROOT/dist}"

[[ "$(uname -s)" == Linux ]] || {
  printf 'error: the agent must be built on Linux; macOS produces a Mach-O binary, not a Linux ELF binary\n' >&2
  exit 1
}

case "$(uname -m)" in
  x86_64|amd64)
    RELEASE_ARCHITECTURE="amd64"
    ;;
  aarch64|arm64)
    RELEASE_ARCHITECTURE="arm64"
    ;;
  *)
    printf 'error: unsupported build architecture: %s\n' "$(uname -m)" >&2
    exit 1
    ;;
esac

command -v cargo >/dev/null || { printf 'error: cargo is required\n' >&2; exit 1; }

cargo build \
  --manifest-path "$REPOSITORY_ROOT/agent/Cargo.toml" \
  --release \
  --locked

"$SCRIPT_DIR/package-agent-release.sh" \
  --output "$OUTPUT_DIRECTORY" \
  "--$RELEASE_ARCHITECTURE" "$REPOSITORY_ROOT/agent/target/release/vps-agent"

printf 'release artifact prepared in %s for linux/%s\n' \
  "$OUTPUT_DIRECTORY" "$RELEASE_ARCHITECTURE"