name: Shared xterm dependency cache
on:
  push:
    branches: [main]
    paths:
      - '.github/workflows/ci-xterm-cache.yml'
      - '.github/actions/prepare-xterm-dependencies/**'
      - 'config/patches/xterm-upstream.json'
      - 'config/scripts/regenerate-xterm-patches.mjs'
      - 'config/scripts/xterm-patch-text.mjs'
      - 'package.json'
  # Refresh after Node patch releases or cache eviction without rebuilding on hits.
  schedule:
    - cron: '17 5 * * *'
  workflow_dispatch:
permissions:
  contents: read
concurrency:
  group: xterm-cache-${{ github.event.pull_request.number || github.ref }}
  cancel-in-progress: true
env:
  ORCA_BACKGROUND_LAUNCH: '1'
jobs:
  seed:
    if: github.ref == 'refs/heads/main'
    runs-on: ubuntu-24.04-arm
    timeout-minutes: 10
    steps:
      - uses: actions/checkout@v6
        with:
          persist-credentials: false
      - uses: actions/setup-node@v6
        with:
          node-version-file: package.json
          package-manager-cache: false
      - uses: ./.github/actions/prepare-xterm-dependencies
        id: cache
      - name: Verify and populate dependencies
        if: steps.cache.outputs.cache-hit != 'true'
        run: node config/scripts/regenerate-xterm-patches.mjs --check --work-dir="$RUNNER_TEMP/xterm-patch-build"
      - uses: actions/cache/save@v5
        if: steps.cache.outputs.cache-hit != 'true'
        with:
          path: |
            ${{ runner.temp }}/xterm-patch-build/upstream/.git
            ${{ runner.temp }}/xterm-patch-build/upstream/node_modules
          key: ${{ steps.cache.outputs.cache-key }}
      - name: Preserve fallback downloads
        if: steps.cache.outputs.cache-hit != 'true'
        uses: actions/cache/save@v5
        with:
          path: |
            ~/.npm
            ${{ runner.temp }}/xterm-patch-build/upstream/.git
          key: xterm-upstream-${{ hashFiles('config/patches/xterm-upstream.json') }}