name: Compile .mo files from changed .po files

on: 
  workflow_dispatch:
    # paths:
    #   - '**/*.po'
    # branches:
    #   - 'dev'

jobs:
  compile_mo:
    runs-on: ubuntu-latest

    steps:
    - name: Checkout repository
      uses: actions/checkout@v4
      with:
        repository: wavelog/wavelog
        ref: dev
        fetch-depth: 2

    - name: Set up gettext
      run: sudo apt-get install -y gettext

    - name: Compile .mo files from changed .po files
      run: |
        set -e
        changed_po_files=$(git diff --name-only HEAD~1 HEAD | grep '\.po$' || true)
        if [ -n "$changed_po_files" ]; then
          for po in $changed_po_files; do
            mo="${po%.po}.mo"
            msgfmt -vv -o "$mo" "$po"
            echo "Compiled $po to $mo"
          done
        else
          echo "No .po files changed"
        fi

    - name: Commit changes
      run: |
        git config --global user.name "github-actions"
        git config --global user.email "github-actions@github.com"
        if [ -n "$(git status --porcelain)" ]; then
          git add $(git ls-files --modified | grep '\.mo$')
          git commit -m "Compiled .mo files (manually triggered)"
          git push
        else
          echo "No changes to commit"
        fi
      env:
        GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}