name: Hyperion APT Build
on:
  workflow_call:
    inputs:
      head_sha:
        type: string
        description: The branch, tag or SHA to checkout
        required: true
    secrets:
      APT_GPG:
        required: true
      APT_USER:
        required: true
      APT_PASSWORD:
        required: true
      APT_DRAFT:
        required: true
  workflow_dispatch:
    inputs:
      head_sha:
        type: string
        description: The branch, tag or SHA to checkout
        required: true
    secrets:
      APT_GPG:
        required: true
      APT_USER:
        required: true
      APT_PASSWORD:
        required: true
      APT_DRAFT:
        required: true

jobs:
  setup:
    name: Setup APT build
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4
      - name: Set APT matrix
        id: apt-ppa
        run: |
          APT=$(jq -n '.include |= [ inputs[] | select(.["exclude"] != true)]' .github/workflows/apt/*.json --compact-output)
          echo "apt=$APT" >> $GITHUB_OUTPUT

    outputs:
      apt-matrix: ${{ steps.apt-ppa.outputs.apt }}

  build:
    name: ${{ matrix.description }}
    needs: [setup]
    runs-on: ubuntu-latest
    strategy:
      matrix: ${{ fromJson(needs.setup.outputs.apt-matrix) }}

    steps:
      - uses: actions/checkout@v4
        with:
          ref: ${{ github.event.inputs.head_sha || github.event.client_payload.head_sha }}
          submodules: true

      - name: Generate environment variables
        run: |
          tr -d '\n' < .version > temp && mv temp .version
          VERSION=$(cat .version)
          echo VERSION=${VERSION} >> $GITHUB_ENV
          if [[ $VERSION == *"-"* ]]; then
            echo STANDARDS_VERSION=$(echo ${VERSION%-*}) >> $GITHUB_ENV
            echo TARBALL_VERSION=$(echo ${VERSION%-*}) >> $GITHUB_ENV
            echo DEBIAN_FORMAT='3.0 (quilt)' >> $GITHUB_ENV
          else
            echo STANDARDS_VERSION=$(echo ${VERSION%+*}) >> $GITHUB_ENV
            echo TARBALL_VERSION=${VERSION}~$(echo ${{ matrix.distribution }} | tr '[:upper:]' '[:lower:]') >> $GITHUB_ENV
            echo DEBIAN_FORMAT='3.0 (native)' >> $GITHUB_ENV
          fi
          echo DISTRIBUTION=$(echo ${{ matrix.distribution }} | tr '[:upper:]' '[:lower:]') >> $GITHUB_ENV

      - name: Build package
        shell: bash
        run: |
          mkdir -p "${GITHUB_WORKSPACE}/deploy"
          docker run --rm \
            -v "${GITHUB_WORKSPACE}/deploy:/deploy" \
            -v "${GITHUB_WORKSPACE}:/source:rw" \
            ghcr.io/hyperion-project/${{ matrix.architecture }}:${{ env.DISTRIBUTION }} \
            /bin/bash -c "cd /source && \
            mkdir -p debian/source && echo '${{ env.DEBIAN_FORMAT }}' > debian/source/format && \
            dch --create --distribution ${{ env.DISTRIBUTION }} --package 'hyperion' -v '${{ env.VERSION }}~${{ env.DISTRIBUTION }}' '${{ github.event.commits[0].message }}' && \
            cp -fr LICENSE debian/copyright && \
            sed 's/@BUILD_DEPENDS@/${{ matrix.build-depends }}/g; s/@DEPENDS@/${{ matrix.package-depends }}/g; s/@ARCHITECTURE@/${{ matrix.architecture }}/g; s/@STANDARDS_VERSION@/${{ env.STANDARDS_VERSION }}/g' debian/control.in > debian/control && \
            sed 's/@CMAKE_ENVIRONMENT@/${{ matrix.cmake-environment }}/g' debian/rules.in > debian/rules && \
            tar -cJf ../hyperion_${{ env.TARBALL_VERSION }}.orig.tar.xz . && \
            debuild --no-lintian -uc -us && \
            cp ../hyperion_*.deb /deploy"

      - name: Upload package artifact
        if: ${{ startsWith(github.event.ref, 'refs/tags') || github.event_name == 'workflow_dispatch' }}
        uses: actions/upload-artifact@v3
        with:
          path: deploy
          retention-days: 1

  publish:
    name: Publish APT packages
    if: ${{ startsWith(github.event.ref, 'refs/tags') || github.event_name == 'workflow_dispatch' }}
    needs: [setup, build]
    runs-on: ubuntu-latest
    steps:
      - name: Checkout
        uses: actions/checkout@v4
        with:
          ref: ${{ github.event.inputs.head_sha || github.event.client_payload.head_sha }}

      - name: Import GPG key
        uses: crazy-max/ghaction-import-gpg@v6.0.0
        with:
          gpg_private_key: ${{ secrets.APT_GPG }}

      - name: Install reprepro
        run: sudo apt -y install reprepro

      - name: Make build folders, export public GPG key and copy distributions file
        run: |
          mkdir -p apt/{conf,dists,db}
          gpg --armor --output apt/hyperion.pub.key --export 'admin@hyperion-project.org'
          cp debian/distributions apt/conf/distributions

      - name: Create initial structure/packages files and symbolic links
        run: |
          reprepro -Vb apt createsymlinks
          reprepro -Vb apt export

      - name: Download artifacts
        uses: actions/download-artifact@v3.0.2

      - name: Include artifacts into the package source
        run: |
          for file in artifact/hyperion_*.deb; do
            if [ -f "$file" ]; then
              dist=${file#*~}
              dist=${dist%_*}
              reprepro -Vb apt/ includedeb "$dist" "$file"
            fi
          done

      - name: Upload packages to APT server (DRAFT)
        uses: SamKirkland/FTP-Deploy-Action@v4.3.4
        with:
          server: apt.hyperion-project.org
          username: ${{ secrets.APT_USER }}
          password: ${{ secrets.APT_PASSWORD }}
          local-dir: "./apt/"
          server-dir: ${{ secrets.APT_DRAFT }}
          dangerous-clean-slate: true