#!/bin/bash
set -e

# Paragliding Build & Deploy Script
REGISTRY="harbor.scottyah.com"
NAMESPACE="scottyah"
K8S_NAMESPACE="paragliding"

API_IMAGE="${REGISTRY}/${NAMESPACE}/paragliding-api"
WEB_IMAGE="${REGISTRY}/${NAMESPACE}/paragliding-web"

# Parse flags
BUILD_ONLY=false
DEPLOY_ONLY=false
API_ONLY=false
WEB_ONLY=false

while [[ $# -gt 0 ]]; do
  case $1 in
    --build-only)
      BUILD_ONLY=true
      shift
      ;;
    --deploy-only)
      DEPLOY_ONLY=true
      shift
      ;;
    --api-only)
      API_ONLY=true
      shift
      ;;
    --web-only)
      WEB_ONLY=true
      shift
      ;;
    -h|--help)
      echo "Usage: ./ship.sh [OPTIONS]"
      echo ""
      echo "Build and deploy Paragliding to Kubernetes"
      echo ""
      echo "Options:"
      echo "  --build-only    Only build and push Docker images"
      echo "  --deploy-only   Only deploy to Kubernetes (skip build)"
      echo "  --api-only      Only build/deploy the API"
      echo "  --web-only      Only build/deploy the web frontend"
      echo "  -h, --help      Show this help message"
      echo ""
      echo "Examples:"
      echo "  ./ship.sh                  # Build and deploy everything"
      echo "  ./ship.sh --build-only     # Only build images"
      echo "  ./ship.sh --api-only       # Only build and deploy API"
      exit 0
      ;;
    *)
      echo "Unknown option: $1"
      echo "Use --help for usage information"
      exit 1
      ;;
  esac
done

TIMESTAMP=$(date +%Y%m%d-%H%M%S)

# Detect container runtime
if command -v docker &> /dev/null; then
  CONTAINER_CMD="docker"
elif command -v podman &> /dev/null; then
  CONTAINER_CMD="podman"
else
  echo "❌ Error: Neither docker nor podman found"
  exit 1
fi

# BUILD PHASE
if [ "$DEPLOY_ONLY" = false ]; then
  echo "🪂 Building Paragliding Docker images..."
  echo "Registry: ${REGISTRY}"
  echo "Timestamp: ${TIMESTAMP}"
  echo "Using: ${CONTAINER_CMD}"
  echo ""

  # Build API
  if [ "$WEB_ONLY" = false ]; then
    echo "📦 Building API image..."
    ${CONTAINER_CMD} build \
      --network=host \
      -t "${API_IMAGE}:${TIMESTAMP}" \
      -t "${API_IMAGE}:latest" \
      ./backend

    echo "🚀 Pushing API images..."
    ${CONTAINER_CMD} push "${API_IMAGE}:${TIMESTAMP}"
    ${CONTAINER_CMD} push "${API_IMAGE}:latest"
    echo "✅ API image pushed!"
    echo ""
  fi

  # Build Web
  if [ "$API_ONLY" = false ]; then
    echo "📦 Building Web image..."
    ${CONTAINER_CMD} build \
      --network=host \
      -t "${WEB_IMAGE}:${TIMESTAMP}" \
      -t "${WEB_IMAGE}:latest" \
      --target runner \
      ./frontend

    echo "🚀 Pushing Web images..."
    ${CONTAINER_CMD} push "${WEB_IMAGE}:${TIMESTAMP}"
    ${CONTAINER_CMD} push "${WEB_IMAGE}:latest"
    echo "✅ Web image pushed!"
    echo ""
  fi
fi

# DEPLOY PHASE
if [ "$BUILD_ONLY" = false ]; then
  echo "🪂 Deploying Paragliding to Kubernetes..."
  echo ""

  # Create namespace if it doesn't exist
  echo "Ensuring namespace exists..."
  kubectl create namespace ${K8S_NAMESPACE} --dry-run=client -o yaml | kubectl apply -f -

  # Apply Kubernetes configuration
  echo "Applying Kubernetes configuration..."
  kubectl apply -f k8s.yaml

  echo ""
  echo "Waiting for namespace to be ready..."
  kubectl wait --for=condition=Ready --timeout=10s namespace/${K8S_NAMESPACE} 2>/dev/null || true

  # Restart deployments
  if [ "$WEB_ONLY" = false ]; then
    echo "Restarting API deployment..."
    kubectl rollout restart deployment/paragliding-api -n ${K8S_NAMESPACE}
  fi

  if [ "$API_ONLY" = false ]; then
    echo "Restarting Web deployment..."
    kubectl rollout restart deployment/paragliding-web -n ${K8S_NAMESPACE}
  fi

  echo ""
  echo "Waiting for rollouts to complete..."
  if [ "$WEB_ONLY" = false ]; then
    kubectl rollout status deployment/paragliding-api -n ${K8S_NAMESPACE} --timeout=300s
  fi
  if [ "$API_ONLY" = false ]; then
    kubectl rollout status deployment/paragliding-web -n ${K8S_NAMESPACE} --timeout=300s
  fi

  echo ""
  echo "✅ Deployment complete!"
  echo ""
  echo "📊 Deployment status:"
  kubectl get pods -n ${K8S_NAMESPACE}
  echo ""
  kubectl get svc -n ${K8S_NAMESPACE}
  echo ""
  kubectl get ingress -n ${K8S_NAMESPACE}
  echo ""
  echo "🌍 Your site should be available at: https://paragliding.scottyah.com"
  echo ""
  echo "To view logs:"
  echo "  kubectl logs -f deployment/paragliding-api -n ${K8S_NAMESPACE}"
  echo "  kubectl logs -f deployment/paragliding-web -n ${K8S_NAMESPACE}"
  echo ""
fi

if [ "$BUILD_ONLY" = false ] && [ "$DEPLOY_ONLY" = false ]; then
  echo "✨ Build and deployment complete!"
fi