#!/bin/bash
# Health check script for cron/scheduler

# Check if containers are running
if ! docker ps | grep -q "btc_timescale"; then
    echo "ERROR: TimescaleDB container not running"
    # Send notification (if configured)
    exit 1
fi

if ! docker ps | grep -q "btc_collector"; then
    echo "ERROR: Data collector container not running"
    exit 1
fi

# Check database connectivity
docker exec btc_timescale pg_isready -U btc_bot -d btc_data > /dev/null 2>&1
if [ $? -ne 0 ]; then
    echo "ERROR: Cannot connect to database"
    exit 1
fi

# Check if recent data exists
LATEST=$(docker exec btc_timescale psql -U btc_bot -d btc_data -t -c "SELECT MAX(time) FROM candles WHERE time > NOW() - INTERVAL '5 minutes';" 2>/dev/null)
if [ -z "$LATEST" ]; then
    echo "WARNING: No recent data in database"
    exit 1
fi

echo "OK: All systems operational"
exit 0