#!/bin/bash
# RAG Flask App - Deployment Setup for Ubuntu
# Run on 192.168.0.147

set -e

APP_DIR="/home/joungmin/rag"
VENV_DIR="$APP_DIR/venv"

echo "🔮 Setting up Oracle RAG Flask App..."

# Create directory if needed
mkdir -p $APP_DIR

# Create virtual environment
if [ ! -d "$VENV_DIR" ]; then
    python3 -m venv $VENV_DIR
fi

# Install dependencies
source $VENV_DIR/bin/activate
pip install -q flask gunicorn

# Create systemd service file
cat > /tmp/rag-flask.service << 'EOF'
[Unit]
Description=Oracle RAG Flask App
After=network.target

[Service]
Type=simple
User=joungmin
WorkingDirectory=/home/joungmin/rag
Environment="PATH=/home/joungmin/rag/venv/bin"
Environment="PORT=8000"
ExecStart=/home/joungmin/rag/venv/bin/gunicorn -w 4 -b 0.0.0.0:8000 app:app
Restart=always

[Install]
WantedBy=multi-user.target
EOF

echo "✅ Setup complete!"
echo ""
echo "To start the service:"
echo "  sudo cp /tmp/rag-flask.service /etc/systemd/system/"
echo "  sudo systemctl daemon-reload"
echo "  sudo systemctl start rag-flask"
echo "  sudo systemctl enable rag-flask"
echo ""
echo "Or run manually:"
echo "  source $VENV_DIR/bin/activate"
echo "  gunicorn -w 4 -b 0.0.0.0:8000 app:app"
echo ""
echo "Access at: http://192.168.0.147:8000"