coreutils-l10n/.github/workflows/weblate-sync.yml

name: Weblate Synchronization

on:
  # Run every 6 hours to sync with Weblate
  schedule:
    - cron: '0 */6 * * *'

  # Allow manual triggering
  workflow_dispatch:

  # Trigger on push to main branch (for source updates)
  push:
    branches: [ main ]
    paths:
      - 'src/uu/*/locales/en-US.ftl'
      - 'src/uucore/locales/en-US.ftl'
      - 'src/uu/*/src/*.rs'

jobs:
  sync-weblate:
    runs-on: ubuntu-latest

    steps:
    - name: Checkout repository
      uses: actions/checkout@v6
      with:
        token: ${{ secrets.WEBLATE_TOKEN || github.token }}
        fetch-depth: 0

    - name: Install Weblate CLI
      run: |
        pip install wlc

    - name: Configure Weblate CLI
      run: |
        mkdir -p ~/.config
        cat > ~/.config/weblate << EOF
        [weblate]
        url = https://hosted.weblate.org/api/

        [keys]
        https://hosted.weblate.org/api/ = ${{ secrets.WEBLATE_API_KEY }}
        EOF

    - name: Install Mozilla Fluent Linter
      run: |
        pip install moz-fluent-linter

    - name: Pull translations from Weblate
      run: |
        wlc pull rust-coreutils

    - name: Fix Fluent syntax issues
      run: |
        # Ensure all .ftl files end with a newline
        find src/uu/*/locales src/uucore/locales -name "*.ftl" -type f | while read -r f; do
          if [ -s "$f" ] && [ "$(tail -c1 "$f" | wc -l)" -eq 0 ]; then
            echo "" >> "$f"
            echo "Fixed missing newline: $f"
          fi
        done

        # Fix ## group comments to # single comments (Fluent syntax)
        find src/uu/*/locales src/uucore/locales -name "*.ftl" -type f | while read -r f; do
          if grep -qP '^## ' "$f"; then
            sed -i 's/^## /# /' "$f"
            echo "Fixed ## comments: $f"
          fi
        done

    - name: Validate Fluent syntax
      run: |
        has_errors=false
        for dir in $(find src/uu/*/locales src/uucore/locales -name "*.ftl" -type f -exec dirname {} \; | sort -u); do
          if ! moz-fluent-lint --config .github/fluent_linter_config.yml "$dir"; then
            echo "::warning::Fluent syntax issues in $dir"
            has_errors=true
          fi
        done
        if [ "$has_errors" = true ]; then
          echo "::warning::Some Fluent files have syntax issues that could not be auto-fixed"
        fi

    - name: Commit and push translations
      run: |
        git config --local user.email "action@github.com"
        git config --local user.name "GitHub Action"

        if [ -n "$(git status --porcelain)" ]; then
          git add src/uu/*/locales/*.ftl src/uucore/locales/*.ftl
          git commit -m "Update translations from Weblate"
          git push
        else
          echo "No translation updates to commit"
        fi

    - name: Push source changes to Weblate
      if: github.event_name == 'push'
      run: |
        # Lock translations to prevent conflicts
        wlc lock rust-coreutils

        # Push source changes
        wlc push rust-coreutils

        # Unlock after push
        wlc unlock rust-coreutils