# Syntax reference https://help.github.com/en/actions/reference/workflow-syntax-for-github-actions
# Environment reference https://help.github.com/en/actions/reference/virtual-environments-for-github-hosted-runners
name: format

on:
  push:
    branches:
      - 'master'
      - 'releases/**'
      - '1.*'
    tags:
      - '1.*'
  pull_request:

permissions:
  contents: read

jobs:
  format:

    runs-on: ubuntu-22.04

    defaults:
      run:
        shell: bash -euo pipefail {0}

    env:
      UNCRUSTIFY_INSTALL_DIR: ${{ github.workspace }}/runformat-uncrustify

    steps:
      - uses: actions/checkout@v6
        with:
          persist-credentials: false

      - name: Determine uncrustify version
        id: get-uncrustify-version
        run: |
          version="$(./runformat --expected-uncrustify-version)"
          echo "Expected uncrustify version: $version"
          echo "version=$version" >> "$GITHUB_OUTPUT"

      - name: Set UNCRUSTIFY_VERSION env variable
        run: |
          version=$(./runformat --expected-uncrustify-version)
          echo "version [$version]"
          echo "UNCRUSTIFY_VERSION=${version}" >> "$GITHUB_ENV"

      - name: Cache uncrustify
        uses: actions/cache@v4
        id: cache-uncrustify
        with:
          path: ${{ env.UNCRUSTIFY_INSTALL_DIR }}
          key: ${{ runner.os }}-uncrustify-${{ steps.get-uncrustify-version.outputs.version }}

      - name: Install uncrustify
        if: steps.cache-uncrustify.outputs.cache-hit != 'true'
        run: |
          ./runformat --install --install-dir "${UNCRUSTIFY_INSTALL_DIR}"

      - name: Uncrustify check
        run: |
          ./runformat