#!/bin/bash
set -e

echo "Starting Dify services..."

# Wait for PostgreSQL
until PGPASSWORD=$POSTGRES_PASSWORD psql -h "$POSTGRES_HOST" -U "$POSTGRES_USER" -d "$POSTGRES_DB" -c '\q'; do
    echo "PostgreSQL is unavailable - sleeping"
    sleep 1
done

# Wait for Redis
until redis-cli -h "$REDIS_HOST" -p "$REDIS_PORT" ping; do
    echo "Redis is unavailable - sleeping"
    sleep 1
done

# Start API server in background
cd /app/api
echo "Starting API server on port 7860..."
gunicorn --bind 0.0.0.0:7860 \
    --workers 1 \
    --worker-class gevent \
    --timeout 200 \
    --preload \
    app:app &

# Start Next.js web server
cd /app/web
echo "Starting Next.js server on port 3000..."

# Ensure standalone directory exists
if [ ! -d ".next/standalone" ]; then
    echo "Error: Next.js standalone build not found"
    exit 1
fi

# Copy static files if they exist
if [ -d ".next/static" ]; then
    mkdir -p .next/standalone/.next
    cp -r .next/static .next/standalone/.next/
fi

# Copy public files if they exist
if [ -d "public" ]; then
    cp -r public .next/standalone/
fi

cd .next/standalone
echo "Starting Next.js standalone server..."
NODE_ENV=production \
NEXT_TELEMETRY_DISABLED=1 \
node server.js &

# Wait for both processes
wait