#!/bin/bash
# One-shot env setup for a fresh GPU box (Ubuntu 22.04+, NVIDIA driver installed).
# Run once with: bash setup_env.sh
# Then to generate data: bash generate_parallel.sh
set -e

echo "=== System packages (X-less GPU rendering + ffmpeg + git) ==="
sudo apt-get update -y
sudo apt-get install -y --no-install-recommends \
    libvulkan1 vulkan-tools libegl1 libgles2 libglu1-mesa \
    libxrandr2 libxinerama1 libxcursor1 libxi6 \
    xvfb python3-pip python3-venv git curl

echo "=== Python venv ==="
python3 -m venv .venv
source .venv/bin/activate
pip install --upgrade pip
pip install -r requirements.txt

echo "=== Smoke test: ProcTHOR import + headless render ==="
python -c "
import ai2thor, procthor
print('ai2thor:', ai2thor.__version__)
print('procthor:', procthor.__version__)
"

echo
echo "=== READY ==="
echo "Next: edit generate_parallel.sh to set N_EPISODES_PER_SHARD + N_SHARDS,"
echo "      then run 'bash generate_parallel.sh' to generate data."