#!/bin/bash
set -e

echo "🚀 Starting OneDev Deployment..."

# 1. Handle Environment Variables
if [ ! -f .env ]; then
    echo "📄 .env file not found. Creating one from .env.sample..."
    cp .env.sample .env
    echo "⚠️  Please edit the .env file with your DOMAIN (and EMAIL for SSL), then run this script again."
    exit 1
fi

# Load environment variables
source .env

# 2. Handle Reverse Proxy and SSL Configuration
mkdir -p certs
echo "🔒 Configuring Reverse Proxy..."

if [ -f "certs/cert.pem" ] && [ -f "certs/key.pem" ]; then
    echo "✅ Custom SSL certificates detected. Configuring Caddy to use custom TLS."
    cat <<EOF > Caddyfile
{\$DOMAIN} {
    tls /certs/cert.pem /certs/key.pem
    reverse_proxy onedev:6610
}
EOF
elif [ -n "$EMAIL" ]; then
    echo "🌐 No custom certs found, but EMAIL is set. Auto-provisioning Let's Encrypt SSL."
    cat <<EOF > Caddyfile
{\$DOMAIN} {
    tls {\$EMAIL}
    reverse_proxy onedev:6610
}
EOF
else
    echo "⚠️  No custom certs and no EMAIL provided. Configuring for plain HTTP."
    cat <<EOF > Caddyfile
http://{\$DOMAIN} {
    reverse_proxy onedev:6610
}
EOF
fi

# 3. Determine docker compose command
if command -v docker-compose &> /dev/null; then
    COMPOSE_CMD="docker-compose"
elif docker --help | grep -q "compose"; then
    COMPOSE_CMD="docker compose"
else
    echo "❌ Error: Docker Compose not found."
    exit 1
fi

# 4. Deploy
echo "🐳 Pulling images and starting containers..."
$COMPOSE_CMD pull
$COMPOSE_CMD up -d

echo "✅ Deployment complete!"
if [ -n "$EMAIL" ] || ([ -f "certs/cert.pem" ] && [ -f "certs/key.pem" ]); then
    echo "🌐 Access your server securely at: https://${DOMAIN}"
else
    echo "🌐 Access your server at: http://${DOMAIN}"
fi