name: Build, push and release (if tag)

on:
  push:
    tags:
      - "*-v*"
    branches:
      - "firehose-fh3.0"
      - "release/*"

env:
  REGISTRY: ghcr.io
  IMAGE_NAME: ${{ github.repository }}

jobs:
  build:
    strategy:
      matrix:
        include:
          - platform: linux/amd64
            platform_suffix: amd64
            runner: ubuntu-22.04

          - platform: linux/arm64
            platform_suffix: arm64
            runner: ubuntu-22.04-arm

    runs-on: [ "${{ matrix.runner }}" ]

    steps:
      - name: Checkout repository
        uses: actions/checkout@v4

      - name: Set up Docker Buildx
        uses: docker/setup-buildx-action@v3

      - name: Log in to the Container registry
        uses: docker/login-action@v3
        with:
          registry: ${{ env.REGISTRY }}
          username: ${{ github.actor }}
          password: ${{ secrets.GITHUB_TOKEN }}

      - name: Generate docker tags/labels from github build context
        id: meta
        uses: docker/metadata-action@v5
        with:
          images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}
          tags: |
            type=ref,event=tag,prefix=,priority=1000
            type=sha,prefix=
            type=sha,prefix=,suffix=-${{ matrix.platform_suffix }}
            type=edge,branch=firehose-fh3.0,priority=1
            type=edge,branch=release/*,priority=1
          flavor: |
            latest=${{ startsWith(github.ref, 'refs/tags/') && !contains(github.ref, 'beta') && !contains(github.ref, 'rc') }}
            prefix=geth-,onlatest=true

      - name: Extract version
        id: extract-version
        run: |
          version="edge"
          if [[ "${GITHUB_REF}" == refs/tags/* ]]; then
            version=${GITHUB_REF#refs/tags/}
          fi

          echo "VERSION=${version} (Commit ${GITHUB_SHA::7}, Commit Date $(git show -s --format=%cI))" >> "$GITHUB_OUTPUT"

      - name: Build and push Docker image (${{ matrix.platform }})
        uses: docker/build-push-action@v6
        with:
          context: .
          file: ./Dockerfile
          platforms: ${{ matrix.platform }}
          push: true
          tags: ${{ steps.meta.outputs.tags }}
          labels: ${{ steps.meta.outputs.labels }}
          provenance: false
          build-args: |
            BUILDNUM=""
            COMMIT=${{ github.sha }}
            VERSION=${{ steps.extract-version.outputs.VERSION }}

  push:
    needs: build
    runs-on: ubuntu-22.04

    permissions:
        contents: read
        packages: write

    steps:
      - name: Docker login
        uses: docker/login-action@v3
        with:
          registry: ${{ env.REGISTRY }}
          username: ${{ github.actor }}
          password: ${{ secrets.GITHUB_TOKEN }}

      - name: Generate docker tags/labels from github build context
        id: meta
        uses: docker/metadata-action@v5
        with:
          images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}
          tags: |
            type=ref,event=tag,prefix=
            type=sha,prefix=
            type=edge,branch=firehose-fh3.0,priority=1
            type=edge,branch=release/*,priority=1
          flavor: |
            latest=${{ startsWith(github.ref, 'refs/tags/') && !contains(github.ref, 'beta') && !contains(github.ref, 'rc') }}
            prefix=geth-,onlatest=true
          sep-tags: ","

      - name: Extract image
        id: image
        run: |
            echo "ID=${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}:${GITHUB_SHA::7}" >> "$GITHUB_OUTPUT"

      - name: Create and push manifest images
        uses: Noelware/docker-manifest-action@0.4.3
        with:
          inputs: "${{ steps.meta.outputs.tags }}"
          images: "${{ steps.image.outputs.ID }}-amd64, ${{ steps.image.outputs.ID }}-arm64"
          push: true

  release:
    if: startsWith(github.ref, 'refs/tags/')
    needs: build
    runs-on: ubuntu-22.04

    permissions:
        contents: write

    steps:
      - name: Extract image
        id: image
        run: |
            echo "ID=${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}:${GITHUB_SHA::7}" >> "$GITHUB_OUTPUT"

      - name: Extract assets
        if: startsWith(github.ref, 'refs/tags/')
        run: |
          # The --platform are not really needed here, but it removes the warning
          docker cp $(docker create --platform=linux/amd64 ${{ steps.image.outputs.ID }}-amd64):/usr/local/bin/geth ./geth_linux
          docker cp $(docker create --platform=linux/arm64 ${{ steps.image.outputs.ID }}-arm64):/usr/local/bin/geth ./geth_linux_arm64

      - name: Release
        uses: softprops/action-gh-release@v2
        with:
          prerelease: ${{ contains(github.ref, 'beta') || contains(github.ref, 'rc') }}
          files: |
            ./geth_linux
            ./geth_linux_arm64