name: Uncrustify the source code

on:
  issue_comment:
    types: [created]

jobs:
  Uncrustify:
    name: Run_Uncrustify
    if: ${{ github.event.issue.pull_request && github.event.comment.body == '/bot run uncrustify' }}
    runs-on: ubuntu-20.04
    steps:
      - name: Dump GitHub context
        env:
          GITHUB_CONTEXT: ${{ toJson(github) }}
        run: echo "$GITHUB_CONTEXT"
      - name: Install Utils
        run: |
          sudo apt-get update && sudo apt-get --assume-yes install software-properties-common curl jq sed
          sudo add-apt-repository ppa:git-core/ppa
          sudo apt-get update && sudo apt-get --assume-yes install git
          git --version
      - name: get pullrequest url
        run: |
          echo ${{ github.event.issue.pull_request.url }}
      - name: get upstream repo
        id: upstreamrepo
        run: |
          echo "RemoteRepo=$(curl -H "Accept: application/vnd.github.sailor-v-preview+json" --url ${{ github.event.issue.pull_request.url }} | jq '.head.repo.full_name' | sed 's/\"//g')" >> $GITHUB_OUTPUT
      - name: get upstream branch
        id: upstreambranch
        run: |
          echo "branchname=$(curl -H "Accept: application/vnd.github.sailor-v-preview+json" --url ${{ github.event.issue.pull_request.url }} | jq '.head.ref' | sed 's/\"//g')" >> $GITHUB_OUTPUT
      - name: echo upstream repo:branch
        run: |
          echo ${{ steps.upstreamrepo.outputs.RemoteRepo }}:${{ steps.upstreambranch.outputs.branchname }}
      - name: Checkout upstream repo
        uses: actions/checkout@v3
        with:
           repository: ${{ steps.upstreamrepo.outputs.RemoteRepo }}
           ref: ${{ steps.upstreambranch.outputs.branchname }}
      - name: Install Uncrustify
        run: |
          : # Install Uncrustify
          echo "::group::Install Uncrustify"
          sudo apt-get update && sudo apt-get --assume-yes install uncrustify
          echo "::endgroup::"
      - name: Run Uncrustify
        run: |
          : # Uncrustify on C files while ignoring symlinks.
          : # Make a collapsible section in the log to run uncrustify
          echo "::group::Uncrustify Check"
          uncrustify --version
          find . -iname "*.[ch]" | xargs uncrustify --no-backup --replace --if-changed -c tools/uncrustify.cfg -l C
          echo "::endgroup::"
          echo -e "\033[32;3mUncrustify Formatting Applied\033[0m"
      - name: Push changes to upstream repository
        run: |
          : # Push changes to upstream repository
          echo "::group::Push changes to upstream repository"
          git config --global --add safe.directory '*'
          git config --global user.name 'GitHub Action'
          git config --global user.email 'action@github.com'
          git add -A
          git commit -m "Uncrustify: triggered by comment."
          echo "::endgroup::"
          git push
          if [ "$?" = "0" ]; then
            echo -e "\033[32;3mPushed formatting changes, don't forget to run 'git pull'!\033[0m"
            exit 0
          else
            echo -e "\033[32;31mFailed to push the formatting changes\033[0m"
            exit 1
          fi