on: [tag]

env:
  REGISTRY_IMAGE: asonix/pictrs

jobs:
  clippy:
    runs-on: docker
    container:
      image: docker.io/asonix/rust-builder:latest-linux-amd64
    steps:
      - run: |
          git clone ${{ env.github_server_url }}/${{ env.github_repository }} .
          git checkout ${{ env.github_sha }}
          rustup component add clippy
          cargo clippy --no-default-features -- -D warnings
          cargo clippy --no-default-features --features io-uring -- -D warnings

  tests:
    runs-on: docker
    container:
      image: docker.io/asonix/rust-builder:latest-linux-amd64
    steps:
      - run: |
          git clone ${{ env.github_server_url }}/${{ env.github_repository }} .
          git checkout ${{ env.github_sha }}
          cargo test

  build:
    needs:
      - clippy
      - tests
    strategy:
      matrix:
        include:
          - tag: latest-linux-amd64
            artifact: linux-amd64
            target: x86_64-unknown-linux-musl
          - tag: latest-linux-arm32v7
            target: armv7-unknown-linux-musleabihf
            artifact: linux-arm32v7
          - tag: latest-linux-arm64v8
            artifact: linux-arm64v8
            target: aarch64-unknown-linux-musl
    runs-on: docker
    container:
      image: docker.io/asonix/rust-builder:${{ matrix.tag }}
    steps:
      - run: |
          git clone ${{ env.github_server_url }}/${{ env.github_repository }} .
          git checkout ${{ env.github_sha }}
          cargo build --target=${{ matrix.target }} --release
          mkdir artifacts
          cp target/${{ matrix.target }}/release/pict-rs artifacts/pict-rs
      - uses: actions/upload-artifact@v4
        with:
          name: ${{ matrix.artifact }}
          path: artifacts/

  prepare-docker:
    needs:
      - build
    strategy:
      matrix:
        fail-fast: false
        include:
          - platform: linux/amd64
            artifact: linux-amd64
          - platform: linux/arm/v7
            artifact: linux-arm32v7
          - platform: linux/arm64
            artifact: linux-arm64v8
    runs-on: docker
    container:
      image: docker.io/ubuntu:latest
    steps:
      -
        name: Prepare
        run: |
          platform=${{ matrix.platform }}
          echo "PLATFORM_PAIR=${platform//\//-}" >> $GITHUB_ENV

      -
        name: Docker meta
        id: meta
        uses: docker/metadata-action@v5
        with:
          images: ${{ env.REGISTRY_IMAGE }}
      - 
        name: Set up QEMU
        uses: docker/setup-qemu-action@v3
      - 
        name: Set up Docker Buildx
        uses: docker/setup-buildx-action@v3
      -
        name: Docker login
        uses: docker/login-action@v3
        with:
          username: ${{ secrets.DOCKERHUB_USERNAME }}
          password: ${{ secrets.DOCKERHUB_TOKEN }}
      -
        name: Download binaries
        uses: actions/download-artifact@v4
        with:
          name: ${{ matrix.artifact }}
          path: artifacts/
      -
        name: Build and push ${{ matrix.platform }} docker image
        uses: docker/build-push-action@v5
        with:
          context: ./docker/forgejo"
          platforms: ${{ matrix.platform }}
          labels: ${{ steps.meta.outputs.labels }}
          outputs: type=image,name=${{ env.REGISTRY_IMAGE }},push-by-digest=true,name-canonical=true,push=true
      -
        name: Export digest
        run: |
          mkdir -p /tmp/digests
          digest="${{ steps.build.outputs.digest }}"
          touch "/tmp/digests/${digest#sha256:}"
      -
        name: Upload ${{ matrix.platform }} digest
        uses: actions/upload-artifact@v4
        with:
          name: digests
          path: /tmp/digests/*
          if-no-files-found: error
          retention-days: 1

  publish-docker:
    runs-on: docker
    container:
      image: docker.io/ubuntu:latest
    needs:
      - prepare-docker
    steps:
      -
        name: Download digests
        uses: actions/download-artifact@v4
        with:
          name: digests
          path: /tmp/digests
          pattern: digests-*
          merge-multiple: true
      - 
        name: Set up Docker Buildx
        uses: docker/setup-buildx-action@v3
      -
        name: Docker meta
        id: meta
        uses: docker/metadata-action@v5
        with:
          images: ${{ env.REGISTRY_IMAGE }}
          tags: |
            type=semver,pattern={{version}}
            type=semver,pattern={{major}}.{{minor}}
            type=semver,pattern={{major}}
      -
        name: Docker login
        uses: docker/login-action@v3
        with:
          username: ${{ secrets.DOCKERHUB_USERNAME }}
          password: ${{ secrets.DOCKERHUB_TOKEN }}
      -
        name: Create manifest list and push
        working-directory: /tmp/digests
        run: |
          docker buildx imagetools create $(jq -cr '.tags | map("-t " + .) | join(" ")' <<< "$DOCKER_METADATA_OUTPUT_JSON") \
            $(printf '${{ env.REGISTRY_IMAGE }}@sha256:%s ' *)
      -
        name: Inspect Image
        run: |
          docker buildx imagetools inspect ${{ env.REGISTRY_IMAGE }}:${{ steps.meta.outputs.version }}

  upload-release:
    needs:
      - build-amd64
      - build-arm32v7
      - build-arm64v8
    runs-on: docker
    steps:
      - uses: actions/download-artifact@v4
      - uses: actions/forgejo-release@v1
        with:
          direction: upload
          release-dir: artifacts/

  publish-crate:
    needs:
      - build-amd64
      - build-arm32v7
      - build-arm64v8
    runs-on: docker
    steps:
      - run: cargo publish --token ${{ secrets.CRATES_IO_TOKEN }}