#!/usr/bin/env bash
# MAX25-Stack — FreeBSD full build + install (daemon, bcpr, terminal, CRDOP, web)
set -euo pipefail

ROOT="$(cd "$(dirname "${BASH_SOURCE[0]}")/.." && pwd)"
PREFIX="${PREFIX:-/usr/local}"
ETC="${ETC:-${PREFIX}/etc/max25}"
INSTALL_DEPS=0
BUILD_ONLY=0
BUILD_DIR="${BUILD_DIR:-build}"

usage() {
  cat <<EOF
MAX25-Stack install — FreeBSD

Usage: $0 [options]

Options:
  --deps         Install pkg build/runtime dependencies
  --build-only   Build only, do not install
  --prefix DIR   Install prefix (default: /usr/local)
  --build-dir D  CMake build dir (default: build)
  -h, --help     This help

Full build (default): max25d · max25-bcpr · max25-terminal · CRDOP/OSS · web proxy/UI scaffold

After install:
  sudo mkdir -p /var/run/max25 ${ETC}
  sudo cp ${PREFIX}/share/max25/max25d.freebsd.bcpr.ini.example ${ETC}/max25d.ini
  sudo cp ${PREFIX}/share/max25-bcpr/max25-bcpr.ini.example ${ETC}/max25-bcpr.ini
  sudo max25-bcpr-ctl start --ini ${ETC}/max25-bcpr.ini
  sudo ${ROOT}/scripts/run-max25d.sh ${ETC}/max25d.ini

See docs/FREEBSD-AX25.md · docs/WEBSOCKET.md · docs/BAYCOM.md
EOF
}

while [[ $# -gt 0 ]]; do
  case "$1" in
    --deps) INSTALL_DEPS=1; shift ;;
    --build-only) BUILD_ONLY=1; shift ;;
    --prefix) PREFIX="$2"; shift 2 ;;
    --build-dir) BUILD_DIR="$2"; shift 2 ;;
    -h|--help) usage; exit 0 ;;
    *) echo "Unknown option: $1" >&2; usage; exit 1 ;;
  esac
done

if [[ "$(uname -s)" != "FreeBSD" ]]; then
  echo "install-freebsd.sh: FreeBSD only" >&2
  exit 1
fi

echo "== MAX25 install: $(uname -s) $(uname -m) → ${PREFIX} =="

if [[ "$INSTALL_DEPS" -eq 1 ]]; then
  pkgs=(cmake python3 ncurses sox git gmake pkgconf)
  echo "Installing packages: ${pkgs[*]}"
  pkg install -y "${pkgs[@]}"
fi

BUILD_DIR="${BUILD_DIR}" "${ROOT}/scripts/build-freebsd.sh"

if [[ "$BUILD_ONLY" -eq 1 ]]; then
  echo "== build done (no install) =="
  exit 0
fi

echo "-- install to ${PREFIX}"
if [[ "$(id -u)" -eq 0 ]]; then
  cmake --install "${ROOT}/${BUILD_DIR}" --prefix "${PREFIX}"
else
  sudo cmake --install "${ROOT}/${BUILD_DIR}" --prefix "${PREFIX}"
fi

_install_ini() {
  local src="$1" dst="$2"
  if [[ ! -f "$dst" ]] && [[ -f "$src" ]]; then
    mkdir -p "$(dirname "$dst")"
    if [[ "$(id -u)" -eq 0 ]]; then
      cp "$src" "$dst"
    else
      sudo cp "$src" "$dst"
    fi
    echo "  installed $dst (from example)"
  fi
}

if [[ "$(id -u)" -eq 0 ]] || sudo -n true 2>/dev/null; then
  _install_ini "${ROOT}/share/max25-bcpr/max25-bcpr.freebsd.ini.example" "${ETC}/max25-bcpr.ini"
  _install_ini "${ROOT}/share/max25/max25d.freebsd.bcpr.ini.example" "${ETC}/max25d.ini"
  _install_ini "${ROOT}/stacks/web/share/web-proxy.ini.example" "${ETC}/web-proxy.ini"
  _install_ini "${ROOT}/stacks/web/share/web-terminal.ini.example" "${ETC}/web-terminal.ini"
fi

echo ""
echo "== MAX25 installed to ${PREFIX} =="
echo "  max25d, max25-terminal, max25-ws-proxy → ${PREFIX}/bin"
echo "  max25-bcpr-ctl, max25-bcprd-init → ${PREFIX}/sbin"
echo "  examples → ${PREFIX}/share/max25/ · web UI → ${PREFIX}/share/max25/reverse-proxy/"
echo ""
echo "Next steps (PC-COM / ExSys cuau2 — edit INI before live RF):"
echo "  pw groupmod dialer -m \$USER"
echo "  sudo mkdir -p /var/run/max25 ${ETC}"
echo "  sudo chown \$USER:dialer /var/run/max25"
echo "  # ${ETC}/max25-bcpr.ini: serial=/dev/cuau2 iobase=0xd090 irq=36"
echo "  # ${ETC}/max25d.ini: [daemon] user=… group=dialer"
echo "  sudo max25-bcpr-ctl start --ini ${ETC}/max25-bcpr.ini"
echo "  sudo ${ROOT}/scripts/run-max25d.sh ${ETC}/max25d.ini"
echo "  max25-terminal -H 127.0.0.1 -p 7325 -d max25e0"
echo "  MAX25_WEB_TERMINAL_INI=${ETC}/web-terminal.ini max25-ws-proxy -c ${ETC}/web-proxy.ini"
echo ""
echo "Optional: tmodem/c1224 → ${PREFIX}/share/max25/max25d.freebsd.tmodem.ini.example"
echo "Optional: CRDOP/OSS → ${PREFIX}/share/crdop/crdop.freebsd.ini.example"
echo ""