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

# --- ENV defaults (overridden by stack/Portainer) ---
REPO_URL="${REPO_URL:-https://git.example.com/owner/shaiwatcher.git}"
REPO_BRANCH="${REPO_BRANCH:-main}"
SHAI_CONFIG="${SHAI_CONFIG:-/config/settings.conf}"
SHAI_DATA="${SHAI_DATA:-/data/data.json}"

echo "[Wrapper] Repo: $REPO_URL @ $REPO_BRANCH"
echo "[Wrapper] SHAI_CONFIG: $SHAI_CONFIG"
echo "[Wrapper] SHAI_DATA:   $SHAI_DATA"

mkdir -p "$(dirname "$SHAI_CONFIG")" /data /app/runtime
touch "$SHAI_CONFIG"

# --- fetch repo to /app/runtime/repo ---
if [ ! -d /app/runtime/repo/.git ]; then
  echo "[Wrapper] Cloning repo..."
  git clone --depth=1 -b "$REPO_BRANCH" "$REPO_URL" /app/runtime/repo
else
  echo "[Wrapper] Updating repo..."
  git -C /app/runtime/repo fetch origin "$REPO_BRANCH" --depth=1
  git -C /app/runtime/repo reset --hard "origin/$REPO_BRANCH"
fi

cd /app/runtime/repo

# --- Python deps ---
if [ -f requirements.txt ]; then
  echo "[Wrapper] Installing requirements..."
  pip install --no-cache-dir -r requirements.txt
fi

# --- Playwright browsers (idempotent) ---
export PLAYWRIGHT_BROWSERS_PATH="${PLAYWRIGHT_BROWSERS_PATH:-/cache/pw-browsers}"
mkdir -p "$PLAYWRIGHT_BROWSERS_PATH"

if python - <<'PY' >/dev/null 2>&1; then
import importlib, sys
sys.exit(0 if importlib.util.find_spec("playwright") else 1)
PY
then
  # only install if chromium binary not found under the cache path
  if ! find "$PLAYWRIGHT_BROWSERS_PATH" -type f -path "*/chrome-linux/chrome" -print -quit | grep -q . ; then
    echo "[Wrapper] Preparing Playwright runtime in $PLAYWRIGHT_BROWSERS_PATH ..."
    # if libs were not baked at build time, this helps (it is no-op if already satisfied)
    python -m playwright install-deps chromium || true
    python -m playwright install chromium
  fi
fi

export SHAI_CONFIG SHAI_DATA

echo "[Wrapper] Launching bot..."
python -u bot.py