name: 'Commit and push if the version file has changed'

inputs:
  name:
    description: 'The name of the commiter'
    required: true
    default: 'github-actions[bot]'
  email:
    description: 'The email of the commiter'
    required: true
    default: 'github-actions[bot]@users.noreply.github.com'
  message:
    description: 'The commit message'
    required: true
    default: 'New release version(s)'
  files:
    description: 'The file(s) to add in the commit'
    required: true
    default: '*'
  directory:
    description: 'The directory in which the action will be performed'
    required: true
    default: '.'
  branch:
    description: 'Checkout (or create) on a specific branch before commit/push'
    required: true
    default: 'master'
  secret:
    description: 'A token allowing to push the commit on the repository'
    required: true
    default: '.'
  repository:
    description: 'The repository where to push'
    required: true
    default: ''

runs:
  using: 'composite'
  steps:
    - name: Commit the changes
      id: commit
      run: |
        git config --global user.name ${{ inputs.name }}
        ORIGIN="$(pwd)"
        cd ${{ inputs.directory }}
        git switch ${{ inputs.branch }} 2>/dev/null || git switch -c ${{ inputs.branch }}
        echo "-----------------------------------------------------------"
        echo "Initial repo status"
        git status
        CHANGES="$(git status --porcelain ${{ inputs.files }})"
        if [ -z "${CHANGES}" ]; \
        then \
          echo "-----------------------------------------------------------"; \
          echo "No changes, stopping now"; \
          echo "COMMIT=NO" > $GITHUB_ENV; \
          cd "${ORIGIN}"; \
          exit 0; \
        fi
        echo -e "Changes:\n${CHANGES}"
        git add ${{ inputs.files }}
        echo "-----------------------------------------------------------"
        echo "Repo status before commit"
        git status
        git commit -am "${{ inputs.message }}"
        echo "COMMIT=YES" > $GITHUB_ENV
        git log -n 2
        cd "${ORIGIN}"
      shell: bash

    - run: echo "${{ env.COMMIT }}"
      shell: bash

    - name: Push commit
      if: ${{ env.COMMIT == 'YES' }}
      uses: ad-m/github-push-action@master
      with:
        github_token: ${{ inputs.secret }}
        branch: ${{ inputs.branch }}
        directory: ${{ inputs.directory }}
        repository: ${{ inputs.repository }}