#!/bin/bash
# Build CI Docker Image for Gitea Actions Runner
# This image contains PHP 8.5, Composer, Ansible, and other CI tools

set -e

SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
PROJECT_ROOT="$(cd "$SCRIPT_DIR/../.." && pwd)"
IMAGE_NAME="${CI_IMAGE_NAME:-php-ci:latest}"
REGISTRY="${CI_REGISTRY:-registry.michaelschiemer.de}"
REGISTRY_IMAGE="${REGISTRY}/ci/php-ci:latest"

echo "🔨 Building CI Docker Image..."
echo "   Image: ${IMAGE_NAME}"
echo "   Dockerfile: ${PROJECT_ROOT}/docker/ci/Dockerfile"

cd "$PROJECT_ROOT"

# Build the image
docker build \
  -f docker/ci/Dockerfile \
  -t "${IMAGE_NAME}" \
  -t "${REGISTRY_IMAGE}" \
  --platform linux/amd64 \
  .

echo ""
echo "✅ Image built successfully!"
echo ""
echo "📋 Next steps:"
echo ""
echo "1. Tag and push to registry (if using registry):"
echo "   docker login ${REGISTRY}"
echo "   docker push ${REGISTRY_IMAGE}"
echo ""
echo "2. Update GITEA_RUNNER_LABELS in .env:"
echo "   Add: php-ci:docker://${IMAGE_NAME}"
echo ""
echo "3. Or use registry image:"
echo "   Add: php-ci:docker://${REGISTRY_IMAGE}"
echo ""
echo "4. Restart runner to pick up new labels:"
echo "   cd deployment/gitea-runner"
echo "   ./unregister.sh"
echo "   # Update .env with new labels"
echo "   ./register.sh"
echo ""

# Ask if user wants to push to registry
if [ -n "$CI_REGISTRY" ] && [ -n "$CI_REGISTRY_USER" ] && [ -n "$CI_REGISTRY_PASSWORD" ]; then
  read -p "Push image to registry? (y/N) " -n 1 -r
  echo
  if [[ $REPLY =~ ^[Yy]$ ]]; then
    echo "🔐 Logging in to registry..."
    echo "$CI_REGISTRY_PASSWORD" | docker login "$REGISTRY" -u "$CI_REGISTRY_USER" --password-stdin
    echo "📤 Pushing image..."
    docker push "${REGISTRY_IMAGE}"
    echo "✅ Image pushed to ${REGISTRY_IMAGE}"
  fi
fi