vcpkg-bumper.yml

name: Bump vcpkg version

on:
  workflow_dispatch:
  schedule:
    # Run every day at 10:00 UTC (05:00 EST)
    - cron: 0 10 * * *

jobs:
  bump:
    runs-on: ubuntu-latest
    permissions:
      contents: write
      pull-requests: write

    steps:
      - name: Checkout repository
        uses: actions/checkout@v4

      - name: Find latest vcpkg version
        id: latest_vcpkg
        uses: gregziegan/fetch-latest-release@v2.0.0
        with:
          github_token: ${{ secrets.GITHUB_TOKEN }}
          repo_path: "microsoft/vcpkg"

      - name: Compare vcpkg version
        id: compare_vcpkg
        shell: bash
        env:
          NEW_VCPKG_VERSION: ${{ vars.VCPKG_VERSION || steps.latest_vcpkg.outputs.tag_name }}
        run: |
          set -o pipefail
          set -o xtrace
          CURRENT_VCPKG_VERSION="$(< ./.vcpkg_version)"
          if [[ "$NEW_VCPKG_VERSION" == "$CURRENT_VCPKG_VERSION" ]]; then
            echo "update_vcpkg=false" | tee -a $GITHUB_OUTPUT
          else
            echo "update_vcpkg=true" | tee -a $GITHUB_OUTPUT
          fi

      - name: Bump version file
        if: steps.compare_vcpkg.outputs.update_vcpkg == 'true'
        shell: bash
        env:
          NEW_VCPKG_VERSION: ${{ vars.VCPKG_VERSION || steps.latest_vcpkg.outputs.tag_name }}
        run: |
          set -o pipefail
          set -o xtrace
          echo -n "$NEW_VCPKG_VERSION" > .vcpkg_version

      - name: Create Pull Request if vcpkg version changed
        if: steps.compare_vcpkg.outputs.update_vcpkg == 'true'
        uses: peter-evans/create-pull-request@v6
        with:
          token: ${{ secrets.GITHUB_TOKEN }}
          commit-message: bump vcpkg version to ${{ vars.VCPKG_VERSION || steps.latest_vcpkg.outputs.tag_name }}
          title: bump vcpkg version to ${{ vars.VCPKG_VERSION || steps.latest_vcpkg.outputs.tag_name }}
          body: update vcpkg to version ${{ vars.VCPKG_VERSION || steps.latest_vcpkg.outputs.tag_name }}
          branch: update-vcpkg-${{ vars.VCPKG_VERSION || steps.latest_vcpkg.outputs.tag_name }}