# Pull down translations from Crowdin every two hours or when triggered manually.
# When force_pull input is true, translations will be pulled regardless of compilation status.

name: 'Pull translations from Crowdin'

permissions:
  contents: write
  pull-requests: write

on:
  schedule:
    - cron: '0 */2 * * *' # Every two hours.
  workflow_dispatch:
    inputs:
      force_pull:
        description: 'Force pull translations regardless of compilation status'
        required: false
        type: boolean
        default: false
  workflow_call:
    inputs:
      force_pull:
        description: 'Force pull translations regardless of compilation status'
        required: false
        type: boolean
        default: false

concurrency:
  group: ${{ github.workflow }}-${{ github.head_ref || github.run_id }}
  cancel-in-progress: ${{ github.ref != 'refs/heads/main' }}

jobs:
  pull_translations:
    name: Pull translations
    runs-on: ubuntu-latest
    steps:
      - name: Checkout
        uses: actions/checkout@v4
        with:
          token: ${{ github.token }}
          ref: ${{ github.head_ref || github.ref_name }}

      - name: Setup i18n branch
        run: |
          git fetch origin i18n || true
          git checkout -B i18n origin/i18n || git checkout -b i18n

      - name: Install dependencies
        uses: ./.github/actions/yarn-install

      - name: Build twenty-shared
        run: npx nx build twenty-shared

      # Strict mode fails if there are missing translations.
      - name: Compile translations
        id: compile_translations_strict
        run: |
          npx nx run twenty-server:lingui:compile --strict
          npx nx run twenty-emails:lingui:compile --strict
          npx nx run twenty-front:lingui:compile --strict
        continue-on-error: true

      - name: Stash any changes before pulling translations
        run: |
          git config --global user.name 'github-actions'
          git config --global user.email 'github-actions@twenty.com'
          git add .
          git stash

      - name: Pull translations from Crowdin
        if: inputs.force_pull || steps.compile_translations_strict.outcome == 'failure'
        uses: crowdin/github-action@v2
        with:
          upload_sources: false
          upload_translations: false
          download_translations: true
          source: '**/en.po'
          translation: '%original_path%/%locale%.po'
          export_only_approved: false
          localization_branch_name: i18n
          base_url: 'https://twenty.api.crowdin.com'
          auto_approve_imported: false
          import_eq_suggestions: false
          download_sources: false
          push_sources: false
          skip_untranslated_strings: false
          skip_untranslated_files: false
          push_translations: false
          create_pull_request: false
          skip_ref_checkout: true
          dryrun_action: false
          config: '.github/crowdin-app.yml'
        env:
          GITHUB_TOKEN: ${{ github.token }}
          # App translations project
          CROWDIN_PROJECT_ID: '1'
          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 .

      # Fix encoding issues (escaped Unicode like \u62db -> 招) and push fixes back to Crowdin
      - name: Fix translation encoding and sync to Crowdin
        run: npx ts-node packages/twenty-utils/fix-crowdin-translations.ts
        env:
          CROWDIN_PERSONAL_TOKEN: ${{ secrets.CROWDIN_PERSONAL_TOKEN }}

      - name: Compile translations
        id: compile_translations
        # Because we have set English as a fallback locale, this condition does not work anymore
        # if: inputs.force_pull || steps.compile_translations_strict.outcome == 'failure'
        run: |
          npx nx run twenty-server:lingui:compile
          npx nx run twenty-emails:lingui:compile
          npx nx run twenty-front:lingui:compile
          git status
          git add .
          if ! git diff --staged --quiet --exit-code; then
            git commit -m "chore: compile translations"
            echo "changes_detected=true" >> $GITHUB_OUTPUT
          else
            echo "changes_detected=false" >> $GITHUB_OUTPUT
          fi

      - name: Push changes
        if: steps.compile_translations.outputs.changes_detected == 'true'
        run: git push origin HEAD:i18n

      - name: Create pull request
        if: steps.compile_translations.outputs.changes_detected == 'true'
        run: |
          if git diff --name-only origin/main..HEAD | grep -q .; then
            gh pr create -B main -H i18n --title 'i18n - translations' --body 'Created by Github action' || true
          else
            echo "No file differences between branches, skipping PR creation"
          fi
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}

      - name: Trigger i18n automerge
        if: steps.compile_translations.outputs.changes_detected == 'true'
        uses: peter-evans/repository-dispatch@v2
        with:
          token: ${{ secrets.TWENTY_INFRA_TOKEN }}
          repository: twentyhq/twenty-infra
          event-type: i18n-pr-ready