name: Build Release Docker Image

on:
  release:
    types: [published]

env:
  REGISTRY: git.techniverse.net
  IMAGE: git.techniverse.net/scriptos/stream-recorder

jobs:
  build-amd64:
    runs-on: linux-amd64
    steps:
      - name: Checkout repository
        uses: actions/checkout@v4

      - name: Login to Gitea Container Registry
        run: echo "${REGISTRY_TOKEN}" | docker login "${REGISTRY}" -u "${GITHUB_ACTOR}" --password-stdin
        env:
          REGISTRY_TOKEN: ${{ secrets.REGISTRY_TOKEN }}

      - name: Build and push amd64 release image
        run: |
          RELEASE_TAG="${GITHUB_REF_NAME}"
          VERSION="${RELEASE_TAG#v}"

          docker build --pull --platform linux/amd64 \
            -t "${IMAGE}:${RELEASE_TAG}-amd64" \
            -t "${IMAGE}:${VERSION}-amd64" \
            .
          docker push "${IMAGE}:${RELEASE_TAG}-amd64"
          docker push "${IMAGE}:${VERSION}-amd64"

  build-arm64:
    runs-on: linux-arm64
    steps:
      - name: Checkout repository
        uses: actions/checkout@v4

      - name: Login to Gitea Container Registry
        run: echo "${REGISTRY_TOKEN}" | docker login "${REGISTRY}" -u "${GITHUB_ACTOR}" --password-stdin
        env:
          REGISTRY_TOKEN: ${{ secrets.REGISTRY_TOKEN }}

      - name: Build and push arm64 release image
        run: |
          RELEASE_TAG="${GITHUB_REF_NAME}"
          VERSION="${RELEASE_TAG#v}"

          docker build --pull --platform linux/arm64 \
            -t "${IMAGE}:${RELEASE_TAG}-arm64" \
            -t "${IMAGE}:${VERSION}-arm64" \
            .
          docker push "${IMAGE}:${RELEASE_TAG}-arm64"
          docker push "${IMAGE}:${VERSION}-arm64"

  publish-release-manifest:
    runs-on: linux-amd64
    needs: [build-amd64, build-arm64]
    steps:
      - name: Login to Gitea Container Registry
        run: echo "${REGISTRY_TOKEN}" | docker login "${REGISTRY}" -u "${GITHUB_ACTOR}" --password-stdin
        env:
          REGISTRY_TOKEN: ${{ secrets.REGISTRY_TOKEN }}

      - name: Publish release manifests
        run: |
          RELEASE_TAG="${GITHUB_REF_NAME}"
          VERSION="${RELEASE_TAG#v}"

          docker manifest create "${IMAGE}:${RELEASE_TAG}" \
            --amend "${IMAGE}:${RELEASE_TAG}-amd64" \
            --amend "${IMAGE}:${RELEASE_TAG}-arm64"
          docker manifest push "${IMAGE}:${RELEASE_TAG}"

          if [ "${VERSION}" != "${RELEASE_TAG}" ]; then
            docker manifest create "${IMAGE}:${VERSION}" \
              --amend "${IMAGE}:${VERSION}-amd64" \
              --amend "${IMAGE}:${VERSION}-arm64"
            docker manifest push "${IMAGE}:${VERSION}"
          fi

          docker manifest create "${IMAGE}:latest" \
            --amend "${IMAGE}:${RELEASE_TAG}-amd64" \
            --amend "${IMAGE}:${RELEASE_TAG}-arm64"
          docker manifest push "${IMAGE}:latest"