name: Crowdin / Download translations (stable branches)
on:
  workflow_dispatch:

permissions:
  contents: write
  pull-requests: write

jobs:
  download-translations-stable:
    runs-on: ubuntu-latest
    if: github.repository == 'mastodon/mastodon'

    steps:
      - name: Checkout
        uses: actions/checkout@v4

      - name: Increase Git http.postBuffer
        # This is needed due to a bug in Ubuntu's cURL version?
        # See https://github.com/orgs/community/discussions/55820
        run: |
          git config --global http.version HTTP/1.1
          git config --global http.postBuffer 157286400

      # Download the translation files from Crowdin
      - name: crowdin action
        uses: crowdin/github-action@v2
        with:
          upload_sources: false
          upload_translations: false
          download_translations: true
          crowdin_branch_name: ${{ github.base_ref || github.ref_name }}
          push_translations: false
          create_pull_request: false
        env:
          CROWDIN_PROJECT_ID: ${{ vars.CROWDIN_PROJECT_ID }}
          CROWDIN_PERSONAL_TOKEN: ${{ secrets.CROWDIN_PERSONAL_TOKEN }}

      # As the files are extracted from a Docker container, they belong to root:root
      # We need to fix this before the next steps
      - name: Fix file permissions
        run: sudo chown -R runner:docker .

      # This is needed to run the normalize step
      - name: Set up Ruby environment
        uses: ./.github/actions/setup-ruby

      - name: Run i18n normalize task
        run: bundle exec i18n-tasks normalize

      # Create or update the pull request
      - name: Create Pull Request
        uses: peter-evans/create-pull-request@v7.0.5
        with:
          commit-message: 'New Crowdin translations'
          title: 'New Crowdin Translations for ${{ github.base_ref || github.ref_name }} (automated)'
          author: 'GitHub Actions <noreply@github.com>'
          body: |
            New Crowdin translations, automated with GitHub Actions

            See `.github/workflows/crowdin-download.yml`

            This PR will be updated every day with new translations.

            Due to a limitation in GitHub Actions, checks are not running on this PR without manual action.
            If you want to run the checks, then close and re-open it.
          branch: i18n/crowdin/translations-${{ github.base_ref || github.ref_name }}
          base: ${{ github.base_ref || github.ref_name }}
          labels: i18n