#!/bin/bash

if [ $# -eq 0 ]; then
    echo "Usage: $0 <image-name>"
    echo "Example: $0 base-debian"
    exit 1
fi

IMAGE_NAME=${1:-base-debian}
echo "Building Docker image: $IMAGE_NAME"

REPO="registry.tomastm.com"
TAG_LATEST="latest"

BUILD_DIR="./${IMAGE_NAME}"

if [ ! -d "${BUILD_DIR}" ]; then
  echo "❌ Error: Directory '${BUILD_DIR}' does not exist."
  exit 1
fi

UID=$(id -u)
GID=$(id -g)

COMMIT_ID=$(git rev-parse --short HEAD)

IMAGE_LATEST="${REPO}/${IMAGE_NAME}:${TAG_LATEST}"
IMAGE_COMMIT="${REPO}/${IMAGE_NAME}:${COMMIT_ID}"

docker build \
  -t ${IMAGE_COMMIT} \
  --build-arg UID=${UID} \
  --build-arg GID=${GID} \
  ${BUILD_DIR}

docker tag ${IMAGE_COMMIT} ${IMAGE_LATEST}

echo "✅ Successfully built and tagged:"
echo "   📌 ${IMAGE_COMMIT}"
echo "   🔄 ${IMAGE_LATEST}"

read -p "🚀 Do you want to push the image to ${REPO}? (y/N): " PUSH_CONFIRM
if [[ "$PUSH_CONFIRM" =~ ^[Yy]$ ]]; then
  echo "📤 Pushing images..."
  docker push ${IMAGE_COMMIT}
  docker push ${IMAGE_LATEST}
  echo "✅ Successfully pushed images to ${REPO}"
else
  echo "ℹ️ Skipping push. You can manually push later with:"
  echo "   docker push ${IMAGE_COMMIT}"
  echo "   docker push ${IMAGE_LATEST}"
fi