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

ROOT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
VENV_DIR="$ROOT_DIR/venv"
REQ_FILE="$ROOT_DIR/requirements_pi_unified.txt"

if ! command -v python3 >/dev/null 2>&1; then
  echo "python3 not found"
  exit 1
fi

if [ ! -f "$REQ_FILE" ]; then
  echo "Missing $REQ_FILE"
  exit 1
fi

echo "System packages (run once):"
echo "sudo apt-get update"
echo "sudo apt-get install -y python3-opencv python3-numpy python3-pil libatlas-base-dev libopenblas-dev libhdf5-dev libhdf5-serial-dev libhdf5-103 libqt5gui5 libqt5widgets5 libqt5test5 portaudio19-dev libsndfile1 alsa-utils bluetooth bluez bluez-tools pulseaudio pulseaudio-module-bluetooth python3-pyaudio"
echo ""

echo "Creating venv: $VENV_DIR"
if [ ! -d "$VENV_DIR" ]; then
  python3 -m venv "$VENV_DIR" --system-site-packages
fi

source "$VENV_DIR/bin/activate"
python -m pip install --upgrade pip
python -m pip install -r "$REQ_FILE"

echo ""
echo "Done"
echo "Next: ./run.sh start-term"