name: Download Languages Resources

on:
    schedule:
      - cron: "0 0 * * 5" # At 00:00(UTC) on Friday.
    workflow_dispatch:

# Cancels all previous workflow runs for pull requests that have not completed.
# See https://docs.github.com/en/actions/using-jobs/using-concurrency
concurrency:
    # The concurrency group contains the workflow name and the branch name for
    # pull requests or the commit hash for any other events.
    group: ${{ github.workflow }}-${{ github.event_name == 'pull_request' && github.head_ref || github.sha }}
    cancel-in-progress: true

# This action need write permission to create pull requests
# See https://docs.github.com/en/actions/using-workflows/workflow-syntax-for-github-actions#permissions
permissions:
    contents: write
    pull-requests: write

jobs:
    main:
        strategy:
            matrix:
                node-version: [18]
                os: [ubuntu-latest]
        runs-on: ${{ matrix.os }}

        steps:
            - name: Checkout
              uses: actions/checkout@v3

            - name: Use pnpm
              uses: pnpm/action-setup@v2
              with:
                  version: 7

            - name: Use Node.js ${{ matrix.node-version }}
              # https://github.com/actions/setup-node
              uses: actions/setup-node@v3
              with:
                  node-version: ${{ matrix.node-version }}
                  cache: 'pnpm'

            - name: Install node modules
              run: pnpm install

            - name: Sync Languages
              working-directory: ./libs/datasource/i18n
              run: pnpm run download-resources
              env:
                TOLGEE_API_KEY: ${{ secrets.TOLGEE_API_KEY }}

            - name: Push Branch
              id: push
              run: |
                git add libs/datasource/i18n
                # Do not proceed if there are no file differences
                COMMIT=$(git rev-parse --verify origin/$TARGET_BRANCH || echo HEAD)
                FILES_CHANGED=$(git diff-index --name-only --cached $COMMIT | wc -l)
                if [[ "$FILES_CHANGED" = "0" ]]; then
                  echo "No file changes detected."
                  echo "::set-output name=skipPR::true"
                  exit 0
                fi
                git config user.name 'github-actions[bot]'
                git config user.email 'github-actions[bot]@users.noreply.github.com'
                git commit --message 'feat(i18n): new translations' --no-verify
                git remote set-url origin "https://$GITHUB_ACTOR:$GITHUB_TOKEN@github.com/$GITHUB_REPOSITORY"
                git push --force origin HEAD:$TARGET_BRANCH
              env:
                GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
                TARGET_BRANCH: bot/new-translations

            - name: Get current date
              id: date
              run: echo "::set-output name=date::$(date +'%Y-%m-%d')"

            # see https://github.com/repo-sync/pull-request
            - name: Create Pull Request
              if: steps.push.outputs.skipPR != 'true'
              uses: repo-sync/pull-request@v2
              with:
                source_branch: 'bot/new-translations' # If blank, default: triggered branch
                destination_branch: "develop"
                pr_title: Update i18n (${{ steps.date.outputs.date }}) # Title of pull request
                pr_label: 'data,bot' # Comma-separated list (no spaces)
                github_token: ${{ secrets.GITHUB_TOKEN }}