#!/usr/bin/env bash
# One-shot environment bootstrap for a fresh container / server.
# Run this ONCE after every 3-day recycle on the server.

set -euo pipefail
cd "$(dirname "$0")/.."

echo "[bootstrap] python: $(python3 --version)"
echo "[bootstrap] pip: $(python3 -m pip --version)"

# install deps into user site (no conda)
python3 -m pip install --user --upgrade pip setuptools wheel
python3 -m pip install --user -r requirements.txt

# ffmpeg (debian/ubuntu image); skip silently if already there
if ! command -v ffmpeg >/dev/null 2>&1; then
    if command -v apt-get >/dev/null 2>&1; then
        apt-get update -y && apt-get install -y --no-install-recommends \
            ffmpeg parallel libgl1 libglib2.0-0
    else
        echo "[bootstrap] ffmpeg missing and apt-get unavailable; install it manually"
    fi
fi

mkdir -p outputs

# .env seed if missing
if [ ! -f .env ]; then
    cp .env.example .env
    echo "[bootstrap] created .env; edit it to set WANDB_API_KEY / DATA_ROOT etc."
fi

echo "[bootstrap] done."