bump-version.yaml

on:
  push:
    branches: [main]
name: Open a PR to bump the version
jobs:
  open_pr:
    strategy:
      matrix:
        component: ["server", "client"]
    name: Open PR
    runs-on: ubuntu-24.04
    permissions:
      pull-requests: write
      contents: write
    steps:
      - uses: dtolnay/rust-toolchain@stable
        with:
          targets: x86_64-unknown-linux-gnu
      - uses: actions/checkout@v4
        with:
          fetch-depth: 0
          fetch-tags: true

      - uses: swatinem/rust-cache@v2
      - run: cargo install git-cliff@^2.6 cargo-edit@^0.12

      - name: determine version
        run: |
          echo "COMPONENT=${{ matrix.component }}" | tee -a "$GITHUB_ENV"
          echo "CURRENT_VERSION=$( git tag | grep "${{ matrix.component }}" | tail -1 )" | tee -a "$GITHUB_ENV"

          mm_component="mm-${{ matrix.component }}"
          echo "MM_COMPONENT=$mm_component" | tee -a "$GITHUB_ENV"

          version=$( git cliff -c .github/workflows/cliff.toml \
            --bumped-version \
            --include-path "$MM_COMPONENT*/**/*" \
            --tag-pattern "${{ matrix.component }}" )
          echo "BUMPED_VERSION=$version" | tee -a "$GITHUB_ENV"
          echo "BUMPED_VERSION_SHORT=$( echo $version | sed -E 's/^[a-z]+-v(.*)/\1/' )" | tee -a "$GITHUB_ENV"

      - name: replace version in files
        if: ${{ env.BUMPED_VERSION != env.CURRENT_VERSION }}
        run: |
          git ls-files | grep -v CHANGELOG |\
            xargs sed -i -E "s/mm$COMPONENT-v[0-9]+\.[0-9]+\.[0-9]+/$BUMPED_VERSION/g"

      - name: replace version in Cargo.toml
        if: ${{ env.BUMPED_VERSION != env.CURRENT_VERSION }}
        run: (cd $MM_COMPONENT && cargo set-version --offline $BUMPED_VERSION_SHORT)

      - name: cargo update
        if: ${{ env.BUMPED_VERSION != env.CURRENT_VERSION }}
        run: (cd $MM_COMPONENT && cargo update $MM_COMPONENT)

      - name: update BUSL change date
        if: ${{ env.BUMPED_VERSION != env.CURRENT_VERSION && matrix.component == 'server' }}
        run: |
          change_date=$(date -d "4 years hence" +%Y-%m-01) # Round down to the 1st of the month
          sed -i -E "/Change/s/[0-9]{4}-[0-9]{2}-[0-9]{2}/$change_date/" LICENSES/BUSL-1.1.txt

      - name: update CHANGELOG.md
        if: ${{ env.BUMPED_VERSION != env.CURRENT_VERSION }}
        run: |
          git cliff -c .github/workflows/cliff.toml \
            --include-path "$MM_COMPONENT*/**/*" \
            --tag-pattern "$COMPONENT" \
            -t "$BUMPED_VERSION" -u \
            -p CHANGELOG.md

      - name: generate PR body
        if: ${{ env.BUMPED_VERSION != env.CURRENT_VERSION }}
        run: |
          git cliff -c .github/workflows/cliff.toml \
            --include-path "$MM_COMPONENT*/**/*" \
            --tag-pattern "$COMPONENT" \
            -t "$BUMPED_VERSION" -u > "$RUNNER_TEMP/pr-body.txt"

      - name: open PR
        if: ${{ env.BUMPED_VERSION != env.CURRENT_VERSION }}
        id: cpr
        uses: peter-evans/create-pull-request@6d6857d36972b65feb161a90e484f2984215f83e
        with:
          draft: true
          branch: "auto-bump-${{ matrix.component }}"
          title: ":robot: bump mm${{ matrix.component }} to ${{ env.BUMPED_VERSION }}"
          commit-message: "chore: bump mm${{ matrix.component }} to ${{ env.BUMPED_VERSION }}"
          body-path: "${{ runner.temp }}/pr-body.txt"