# SPDX-License-Identifier: AGPL-3.0-or-later
name: i18n Weblate PR

on:
  workflow_dispatch:
    inputs:
      branch:
        description: "Weblate branch to compile and open as a PR"
        required: false
        default: "weblate/translations"

permissions: {}

concurrency:
  group: i18n-weblate-${{ github.event.inputs.branch || github.ref_name }}
  cancel-in-progress: false

defaults:
  run:
    shell: bash

env:
  WEBLATE_BRANCH: ${{ github.event.inputs.branch || github.ref_name }}

jobs:
  compile:
    name: compile Weblate catalogs
    runs-on: ubuntu-24.04
    timeout-minutes: 30
    steps:
      - name: Create token
        id: create-token
        uses: actions/create-github-app-token@bcd2ba49218906704ab6c1aa796996da409d3eb1
        with:
          client-id: ${{ vars.FLUXER_CI_APP_ID }}
          private-key: ${{ secrets.FLUXER_CI_APP_KEY }}
          owner: fluxerapp
          repositories: fluxer
          permission-contents: write
          permission-pull-requests: write

      - name: Checkout Weblate branch
        uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1
        with:
          token: ${{ steps.create-token.outputs.token }}
          ref: ${{ env.WEBLATE_BRANCH }}
          fetch-depth: 0
          persist-credentials: false

      - name: Set up Rust toolchain
        uses: dtolnay/rust-toolchain@02cb101ec7c40f2c49e1d9714d64511d8e1b74de
        with:
          toolchain: "1.98.1"

      - name: Install pnpm
        uses: pnpm/action-setup@ea17c68df8912ef543352723c149a84f56e3d413

      - name: Install Node.js
        uses: actions/setup-node@820762786026740c76f36085b0efc47a31fe5020
        with:
          node-version: "26"
          cache: "pnpm"

      - name: Install dependencies
        run: >-
          tools/ci/run.sh ci
          --step install_dependencies

      - name: Compile translated catalogs
        run: pnpm i18n:weblate-compile

      - name: Format generated catalogs
        run: pnpm biome format --write package.json packages/i18n/package.json packages/i18n/scripts/SyncStaticI18nCatalogs.ts packages/errors/src/i18n fluxer_api/pkgs/email/src/email_i18n fluxer_api/src/api/content_i18n

      - name: Commit generated artifacts
        env:
          GH_TOKEN: ${{ steps.create-token.outputs.token }}
        run: |
          set -euo pipefail
          if [[ -z "$(git status --porcelain -- fluxer_app/src/features/i18n/locales packages/errors/src/i18n fluxer_api/pkgs/email/src/email_i18n fluxer_api/src/api/content_i18n)" ]]; then
            echo "No generated catalog changes."
            exit 0
          fi

          git config user.name "fluxer-ci[bot]"
          git config user.email "${{ vars.FLUXER_CI_APP_USER_ID }}+fluxer-ci[bot]@users.noreply.github.com"
          git add fluxer_app/src/features/i18n/locales packages/errors/src/i18n fluxer_api/pkgs/email/src/email_i18n fluxer_api/src/api/content_i18n
          git commit -m "i18n: compile Weblate catalogs"
          git remote set-url origin "https://x-access-token:${GH_TOKEN}@github.com/${GITHUB_REPOSITORY}.git"
          git push origin "HEAD:$WEBLATE_BRANCH"

      - name: Open Weblate PR
        env:
          GH_TOKEN: ${{ steps.create-token.outputs.token }}
        run: |
          set -euo pipefail
          pr_number="$(gh pr list --base main --head "$WEBLATE_BRANCH" --state open --json number --jq '.[0].number // empty')"
          body="$(cat <<'BODY'
          Pulls reviewed translation updates from Weblate and includes generated runtime artifacts.

          Weblate project: https://weblate.fluxer.tools/projects/fluxer/
          BODY
          )"
          if [[ -z "$pr_number" ]]; then
            gh pr create --base main --head "$WEBLATE_BRANCH" --title "chore(i18n): update translations from Weblate" --body "$body"
          else
            gh pr edit "$pr_number" --title "chore(i18n): update translations from Weblate" --body "$body"
          fi