action.yml

name: "git add a report if it has changed"
description: "The files are only added if there is no 'latest.<fileExtension>' file (or 'latest' dir) or if it has changed"
inputs:
  filePath:
    description: 'The path to the report file or dir'
    required: true
  destinationDir:
    description: 'The destination directory for the report type. Every report has to be in its own directory'
    required: true
  keepAllVersions:
    description: 'Whether to keep timestamped version if set to true. Otherwise only the latest version will be saved and overwritten.'
    default: 'true'
    required: false
  reportIsDirectory:
    description: 'Set to true if the report is not a file but a directory'
    default: 'false'
    required: false
runs:
  using: 'composite'
  steps:
    - name: Check that file path does not target a directory
      if: inputs.reportIsDirectory == 'false'
      shell: bash
      run: |
        if [ -d "${{ inputs.filePath }}" ]; then
          echo "File is a directory. Set input 'reportIsDirectory' to 'true'."
          exit 1
        fi
    - name: Prepare report committing for files
      shell: bash
      id: preparation
      run: |
        mkdir -p ${{ inputs.destinationDir }}
        if ${{ inputs.reportIsDirectory }}; then
          extension=
          rm -rf ${{ inputs.destinationDir }}/latest
        else
          filepath=${{ inputs.filePath }}
          extension=.${filepath##*.}
        fi
        echo "EXTENSION=$extension" >> $GITHUB_OUTPUT
        cp -r ${{ inputs.filePath }} ${{ inputs.destinationDir }}/latest$extension
    - name: Check if report has changed
      shell: bash
      id: file-check
      run: |
        if git status -s --untracked-files | grep " latest${{ steps.preparation.outputs.EXTENSION }}"; then
          echo "file_changed=true" >> $GITHUB_OUTPUT
        else
          echo "file_changed=false" >> $GITHUB_OUTPUT
        fi
      working-directory: ${{ inputs.destinationDir }}
    - name: Add latest report
      shell: bash
      run: |
        git add latest${{ steps.preparation.outputs.EXTENSION }}
      if: steps.file-check.outputs.file_changed == 'true'
      working-directory: ${{ inputs.destinationDir }}
    - name: Add timestamped report
      shell: bash
      run: |
        NOW=$(TZ=Europe/Berlin date +'%Y-%m-%dT%H%M%S')
        cp -r latest${{ steps.preparation.outputs.EXTENSION }} $NOW${{ steps.preparation.outputs.EXTENSION }}
        git add $NOW${{ steps.preparation.outputs.EXTENSION }}
      if: steps.file-check.outputs.file_changed == 'true' && inputs.keepAllVersions == 'true'
      working-directory: ${{ inputs.destinationDir }}