#!/usr/bin/env bash
set -e

# Prevent multiple simultaneous runs by using a lock file specific to this
# script. If the lock already exists, assume another instance is running and
# exit gracefully.
LOCK_FILE="/tmp/$(basename "$0").lock"
if [ -e "$LOCK_FILE" ]; then
    echo "[WARN] $(basename "$0") is already running (lock file present)." >&2
    exit 0
fi
touch "$LOCK_FILE"
trap 'rm -f "$LOCK_FILE"' EXIT

# Ensure virtual environment exists
if [ ! -d ".venv" ]; then
    echo "[INFO] Creating virtual environment..."
    python3 -m venv .venv
    source .venv/bin/activate
    echo "[INFO] Installing dependencies..."
    pip install --upgrade pip
    if [ -f requirements.txt ]; then
        pip install -r requirements.txt
    else
        echo "[WARN] requirements.txt not found, skipping."
    fi
else
    echo "[INFO] Activating virtual environment..."
    source .venv/bin/activate
fi

# Run log import
echo "[INFO] Importing logs..."
python scripts/init_db.py

# Deactivate to keep cron environment clean
if type deactivate >/dev/null 2>&1; then
    deactivate
fi