name: CD

on:
  push:
    tags:
      - v[0-9]+.[0-9]+.[0-9]+
      - v[0-9]+.[0-9]+.[0-9]+-rc.[0-9]+

jobs:
  build-assets:
    runs-on: debian
    strategy:
      matrix:
        target:
          - x86_64-unknown-linux-gnu
          - x86_64-unknown-linux-musl
          - aarch64-unknown-linux-gnu
          - aarch64-unknown-linux-musl
    steps:
      - uses: actions/checkout@v4
        with:
          ref: master
          fetch-depth: 1
      - uses: https://codeberg.org/awiteb/rust-action@v1.74
      - name: Install musl-tools
        run: |
          apt-get update
          apt-get install -y musl-tools
        if: ${{ contains(matrix.target, 'musl') }}
      - name: Install gcc-aarch64-linux-gnu linker
        run: |
          apt-get update
          apt-get install -y gcc-aarch64-linux-gnu
        if: ${{ contains(matrix.target, 'aarch64') }}
      - name: Preparing the environment
        run: |
          BIN_NAME="$(echo $GITHUB_REPOSITORY | cut -d '/' -f 2)"
          echo "BIN_NAME=$BIN_NAME" >> $GITHUB_ENV
          mkdir -p release-dir
          mkdir -p .cargo
          echo 'target.aarch64-unknown-linux-gnu.linker = "aarch64-linux-gnu-gcc"' > .cargo/config.toml
          echo 'target.aarch64-unknown-linux-musl.linker = "aarch64-linux-gnu-gcc"' >> .cargo/config.toml

      - name: Install the target
        run: rustup target install ${{ matrix.target }}

      - name: Build the asset
        run: |
          TARGET=$(echo ${{ matrix.target }} | sed -e 's/-unknown//g' | sed -e 's/-pc//g')
          APP_NAME="$BIN_NAME-$GITHUB_REF_NAME-$TARGET"
          cargo clean
          cargo build --release --target ${{ matrix.target }}
          cp target/${{ matrix.target }}/release/$BIN_NAME release-dir/$APP_NAME
          cd release-dir
          test -f $APP_NAME && sha256sum $APP_NAME > $APP_NAME.sha256

      # Upload the artifact, so it can be used in the release step
      - uses: actions/upload-artifact@v3
        with:
          name: ${{ env.GITHUB_SHA }}-${{ env.GITHUB_RUN_NUMBER }}
          path: ${{ env.GITHUB_WORKSPACE }}/release-dir

  release:
    needs: build-assets
    runs-on: debian
    steps:
      - uses: actions/checkout@v4
        with:
          ref: master
          fetch-depth: 0
          fetch-tags: true
      - uses: actions/download-artifact@v3
        with:
          name: ${{ env.GITHUB_SHA }}-${{ env.GITHUB_RUN_NUMBER }}
          path: ${{ env.GITHUB_WORKSPACE }}/release-dir
      - name: Install git-cliff
        run: |
          version="2.4.0"
          wget "https://github.com/orhun/git-cliff/releases/download/v$version/git-cliff-$version-x86_64-unknown-linux-gnu.tar.gz"
          tar -xvzf git-cliff-*.tar.gz
          mv "git-cliff-$version/git-cliff" /usr/local/bin
          rm -fr git-cliff-*
      - name: Write changelog
        run: |
          git config user.name forgejo-actions
          git config user.email forgejo-actions@noreply.localhost
          echo 'TAG_CHANGELOG=$(if [[ $(git tag --sort=committerdate | tail -n 1) == *"-rc"* ]]; then git-cliff --strip all $(git tag --sort=committerdate | tail -n 2 | sed ":a; N; $!ba; s/\n/../g") | sed "s/## unreleased.*$//g"; else git-cliff -l --strip all | sed "s/^## \[.*$//g";fi)' | sed "s/\"/'/g" >> $GITHUB_ENV
          if [[ $(git tag --sort=creatordate | tail -n 1) != *'-rc'* ]]; then
            echo "The latest tag is not a release candidate, updating changelog for $GITHUB_REF_NAME"
            git-cliff > CHANGELOG.md
            git add CHANGELOG.md
            git commit -m "Update changelog for $GITHUB_REF_NAME"
            git push
            echo "Changelog updated"
          else
            echo "The latest tag is a release candidate, not updating changelog"
          fi
      - name: Create Release
        uses: actions/forgejo-release@v1
        with:
          direction: upload
          url: https://git.4rs.nl
          token: ${{ env.GITHUB_TOKEN }}
          release-dir: release-dir
          release-notes: ${{ env.TAG_CHANGELOG }}
          prerelease: ${{ contains(env.GITHUB_REF_NAME, '-rc') }}