#!/bin/bash
# =============================================================================
# deploy-vm.sh - Helper script for deploying Project Afterlife on a specific VM
# =============================================================================
# Usage: ./deploy-vm.sh <vm-name>
# Example: ./deploy-vm.sh web
#
# Available VMs: web, auth, nier, dbo, maple2, fusionfall
# =============================================================================

set -e

VM_NAME="$1"
PROJECT_DIR="/opt/project-afterlife"
COMPOSE_DIR="$PROJECT_DIR/docker"

if [ -z "$VM_NAME" ]; then
    echo "Usage: $0 <vm-name>"
    echo "Available VMs: web, auth, nier, dbo, maple2, fusionfall"
    exit 1
fi

case "$VM_NAME" in
    web)
        COMPOSE_FILE="docker-compose.web.yml"
        SERVICES="web cms postgres minio nginx"
        ;;
    auth)
        COMPOSE_FILE="docker-compose.auth.yml"
        SERVICES="authentik-server authentik-worker authentik-postgres authentik-redis"
        ;;
    nier)
        COMPOSE_FILE="docker-compose.nier.yml"
        SERVICES="nier-server"
        ;;
    dbo)
        COMPOSE_FILE="docker-compose.dbo.yml"
        SERVICES="dbo-mariadb"
        ;;
    maple2)
        COMPOSE_FILE="docker-compose.maple2.yml"
        SERVICES="maple2-world maple2-login maple2-game-ch0 maple2-web maple2-mysql"
        ;;
    fusionfall)
        COMPOSE_FILE="docker-compose.fusionfall.yml"
        SERVICES="openfusion"
        ;;
    *)
        echo "Unknown VM: $VM_NAME"
        echo "Available VMs: web, auth, nier, dbo, maple2, fusionfall"
        exit 1
        ;;
esac

echo "=========================================="
echo "Deploying VM: $VM_NAME"
echo "Compose file: $COMPOSE_FILE"
echo "Services: $SERVICES"
echo "=========================================="

cd "$PROJECT_DIR"

echo "[1/4] Pulling latest code..."
git pull origin main

echo "[2/4] Building images..."
cd "$COMPOSE_DIR"
docker compose -f "$COMPOSE_FILE" build

echo "[3/4] Starting services..."
docker compose -f "$COMPOSE_FILE" up -d

echo "[4/4] Checking health..."
sleep 5
docker compose -f "$COMPOSE_FILE" ps

echo "=========================================="
echo "Deployment of $VM_NAME complete!"
echo "=========================================="

# Special handling for web VM: rebuild Next.js
case "$VM_NAME" in
    web)
        echo "[Extra] Rebuilding Next.js app..."
        docker compose -f "$COMPOSE_FILE" exec web npm run build
        docker compose -f "$COMPOSE_FILE" restart web
        echo "Next.js rebuilt and restarted."
        ;;
    maple2)
        echo "[Extra] MapleStory 2 deployed."
        echo "Remember to set GAME_IP and LOGIN_IP in servers/maple2/.env to the VM's public IP."
        ;;
    nier)
        echo "[Extra] NieR Reincarnation deployed."
        echo "Remember to:"
        echo "  1. Place AssetDatabase and MasterDatabase in the data volume"
        echo "  2. Update RESOURCES_BASE_URL in .env (must be 43 chars after host)"
        echo "  3. Patch the APK with scripts/patcher.ipynb (Google Colab)"
        ;;
    dbo)
        echo "[Extra] DBO Global deployed."
        echo "WARNING: DBO server is currently a placeholder. The C++ server requires"
        echo "Windows or Wine. Consider running it on a dedicated Windows VM."
        ;;
esac