action.yml

# https://docs.github.com/en/free-pro-team@latest/actions/creating-actions/metadata-syntax-for-github-actions
name: 'XML reformat'
description: 'Reformat XML files'
author: "@tomschr"

inputs:
  config:
    description: "The config file to use for xmlformat"
    required: false
    default: ""

  exclude-files:
    description: "Exclude files from reformatting"
    required: false
    default: ""

  extensions:
    description: "Define file extensions for XML files (without dots or globs)"
    required: false
    default: "xml"

  commit:
    description: "Should the formatted files committed? Use true, yes, or 1."
    required: false
    default: true

  commit-message:
    description: "Use this commit message for the reformatting step"
    required: false
    default: "[xml-format-action] Auto reformatting XML Files"

  repo-token:
    description: "The GitHub token"
    required: true
    # default: ${{ secrets.GITHUB_TOKEN }}
  
  xmlformat-variant:
    description: "Which xmlformat package should be installed? (perl|ruby)"
    required: false
    default: "perl"
  
  xmlformat-use-tag:
    description: "Use the given tag from upstream GH repository"
    required: false
    default: "1.9"

outputs:
  xmlfound:
    description: "Does the commit contains some XML files?"
    value: ${{ steps.reformat.outputs.xmlfound }}

runs:
  using: "composite"
  steps:
    - id: gh-context
      name: Saving the GitHub context as JSON
      shell: bash
      env:
        GITHUB_CONTEXT: ${{ toJson(github) }}
      run: |
        FILE="/tmp/github-context.json"
        echo $GITHUB_CONTEXT > $FILE
        echo "::set-output name=contextfile::$FILE"

    # - id: install-packages
    #   name: Installing packages
    #   shell: bash
    #   env:
    #      PACKAGE: "${{ inputs.xmlformat-variant }}"
    #   run: |
    #     if [[ ! ( "$PACKAGE" = "perl" || "$PACKAGE" = "ruby") ]]; then
    #       echo "::error file=action.yml::Input xmlformat-variant contains an invalid value. Only 'perl' or 'ruby' is allowed."
    #       exit 10
    #     fi

    #     PACKAGES="xmlformat-$PACKAGE"
    #     echo "::group::Installing package(s) $PACKAGES..."
    #     sudo apt-get install -y $PACKAGES
    #     echo "::endgroup::"

    - id: install-xmlformat-from-github
      name: Install xmlformat from GitHub
      shell: bash
      env:
        UPSTREAM_GIT_REPO: "https://github.com/someth2say/xmlformat.git"
        TAG: ${{ inputs.xmlformat-use-tag }}
      run: |
        echo "::group::Clone from upstream repository${TAG:+ using tag $TAG}..."
        git config advice.detachedHead false
        git clone -v ${TAG:+--branch $TAG} $UPSTREAM_GIT_REPO
        echo "::endgroup::"

    - id: create-symbolic-link
      name: Create symbolic link to xmlformat
      shell: bash
      run: |
        echo "::group::Create symbolic link to xmlformat..."
        if [ -e xmlformat/bin ]; then 
           cd xmlformat/bin
           case "${{ inputs.xmlformat-variant }}" in
              Perl|perl|pl)
                EXT=pl
                ;;
              Ruby|ruby|rb)
                EXT=rb
                ;;
              *)
                echo "::error file=action.yml::xmlformat-variant can only contain perl or ruby, got ${{ inputs.xmlformat-variant }}."
                ;;
           esac
           # Default to the Perl variant
           ln -sv xmlformat.${EXT:-pl} xmlformat
           cd - >/dev/null
        fi
        echo "::endgroup::"

    - id: path
      name: Export PATH content
      shell: bash
      run: |
        PATH="$PWD/xmlformat/bin:$PATH"
        echo "::set-output name=PATH::$PATH"

    - id: version
      name: Version of xmlformat
      shell: bash
      run: |
        echo "::group::Find appropriate xmlformat variant..."
        export PATH="${{ steps.path.outputs.PATH }}"
        type xmlformat xmlformat.pl xmlformat.rb
        xmlformat --version
        echo "::endgroup::"

    - id: reformat
      shell: bash
      run: |
        CONFIG="${{ inputs.config }}"
        EXCLUDES="${{ inputs.exclude-files }}"
        MESSAGE="${{ inputs.commit-message }}"
        export PATH="${{ steps.path.outputs.PATH }}"

        ${{ github.action_path }}/xml-format-action.sh -vv ${CONFIG:+--config-file "$CONFIG"} \
          ${EXCLUDES:+--excludes="$EXCLUDES"} \
          --extensions="${{ inputs.extensions }}" \
          --need-commit  ${{ inputs.commit }} \
          ${MESSAGE:+--message="$MESSAGE"} \
          --token=${{ inputs.repo-token }} \
          --context "${{ steps.gh-context.outputs.contextfile }}" \
          "${{ github.sha }}"


branding:
    icon: "git-merge"
    color: "green"