name: Publish Release 🏷️

on:
  push:
    tags:
      - "v?[0-9]+.[0-9]+.[0-9]+*"
  workflow_dispatch:
    inputs:
      tag:
        description: "The existing tag to publish"
        type: "string"
        required: true

jobs:
  version-check:
    name: "Check versions ⚖️"
    runs-on: ubuntu-22.04
    steps:
      - uses: actions/checkout@v5
        with:
          fetch-depth: 0
      - name: "Compare App and Git versions 🟰"
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
        run: |
          APP_VERSION=$(grep "^readonly VERSION" quickemu | cut -d'"' -f2)
          GIT_VERSION=$(git describe --tags | cut -d'-' -f1)
          echo "App version: ${REL_VERSION}"
          echo "Git version: ${GIT_VERSION}"
          if [ "${APP_VERSION}" != "${GIT_VERSION}" ]; then
              echo "ERROR! Version mismatch.";
              exit 1
          fi

  draft-release:
    needs: [version-check]
    name: "Draft Release 📥️"
    runs-on: ubuntu-22.04
    steps:
    - uses: actions/checkout@v5
    - name: Create release ${{ github.ref }} as a draft
      env:
        GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
      run: |
        gh release create "${{ github.ref }}" --draft --generate-notes

  build-release:
    needs: [draft-release]
    name: "Build Release 👨‍🔧"
    runs-on: ubuntu-22.04
    steps:
    - uses: actions/checkout@v5
    - name: Build and Upload .deb
      env:
        GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
      run: |
        sudo apt-get -y update
        sudo apt-get -y install debhelper devscripts
        REL_VER=$(grep "^readonly VERSION" quickemu | cut -d'"' -f2)
        rm debian/changelog
        dch --package quickemu --newversion="${REL_VER}-1" --distribution=unstable "New upstream release." --create
        dpkg-buildpackage --build=binary --no-check-builddeps --compression=gzip
        gh release upload "${{ github.ref }}" "../quickemu_${REL_VER}-1_all.deb" --clobber

  publish-release:
    needs: [build-release]
    name: "Publish Release 📤️"
    runs-on: ubuntu-22.04
    steps:
    - uses: actions/checkout@v5
    - name: Publish release ${{ github.ref }}
      env:
        GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
      run: |
        if [ "$(gh release view "${{ github.ref }}" --json assets --template '{{len .assets}}')" -lt 0 ]; then
          exit 1
        fi
        gh release edit "${{ github.ref }}" --draft=false

  publish-flakehub:
    needs: [version-check]
    name: "Publish FlakeHub ❄️"
    runs-on: "ubuntu-22.04"
    permissions:
      id-token: "write"
      contents: "read"
    steps:
      - uses: "actions/checkout@v5"
        with:
          ref: "${{ (inputs.tag != null) && format('refs/tags/{0}', inputs.tag) || '' }}"
      - uses: "DeterminateSystems/nix-installer-action@main"
      - uses: "DeterminateSystems/magic-nix-cache-action@main"
      - uses: "DeterminateSystems/flakehub-push@main"
        with:
          visibility: "public"
          name: "quickemu-project/quickemu"
          tag: "${{ inputs.tag }}"

  publish-ppa:
    needs: [version-check]
    name: "Publish PPA 📦️"
    runs-on: ubuntu-22.04
    steps:
    - name: "Checkout 🥡"
      uses: actions/checkout@v5
      env:
        GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
    - name: "Import gpg key 🔑"
      uses: crazy-max/ghaction-import-gpg@v6
      with:
        gpg_private_key: ${{ secrets.PPA_GPG_PRIVATE_KEY }}
        passphrase: ${{ secrets.PPA_GPG_PASSPHRASE }}
    - name: "Install dependencies 💾"
      run: |
        sudo apt-get -y update
        sudo apt-get -y install debhelper-compat distro-info dput devscripts
    - name: "Upload to PPA ⤴️"
      env:
        DEBEMAIL: ${{ secrets.DEBEMAIL }}
        DEBFULLNAME: ${{ secrets.DEBFULLNAME }}
      run: |
        REL_VER=$(grep "^readonly VERSION" quickemu | cut -d'"' -f2)
        STAMP=$(date +%y%j.%H%M)
        for CODENAME in $(distro-info --supported); do
          rm debian/changelog
          dch --package quickemu --newversion="${REL_VER}-1~${CODENAME}${STAMP}" --distribution=${CODENAME} "New upstream release." --create
          dpkg-buildpackage -d -S -sa
          dput ppa:flexiondotorg/quickemu ../quickemu_${REL_VER}-1~${CODENAME}${STAMP}_source.changes
        done