domjtalbot/nx-mesh

name: 'Nx latest'

on:
  push:
    paths:
      - '.github/workflows/nx-latest.yml'

  schedule:
    # Checkout for updates daily at midnight
    - cron: '0 0 * * *'

  workflow_dispatch:
    inputs:
      nx_version:
        type: string
        required: false
        default: latest
        description: >
          The version of Nx to test against

concurrency:
  group: nx-latest--${{ github.workflow }}--${{ github.ref }}

env:
  NX__TRIPPIN__API_KEY: ${{ secrets.NX__TRIPPIN__API_KEY }}
  NX_CLOUD_ACCESS_TOKEN: ${{ secrets.NX_CLOUD_ACCESS_TOKEN }}
  NX_VERSION: ${{ inputs.nx_version || 'latest' }}

jobs:
  nx-version:
    name: Nx version
    runs-on: ubuntu-latest
    env:
      cache_file: nx-latest.version
      cache_key: nx-latest-version
    outputs:
      current_tag: ${{ steps.nx.outputs.current_tag || steps.manual-nx.outputs.current_tag }}
      isLatestChanged: ${{ steps.nx.outputs.isLatestChanged || steps.manual-nx.outputs.isLatestChanged }}
      latest_tag: ${{ steps.nx.outputs.release_tag || steps.manual-nx.outputs.release_tag }}
    steps:
      - uses: actions/checkout@8e5e7e5ab8b370d6c329ec480221332ada57f0ab # v3

      - name: Default nx version
        if: env.NX_VERSION == 'latest'
        run: |
          echo "15.0.0" > ${{ env.cache_file }}

      - name: Restore Nx version cache
        uses: actions/cache/restore@88522ab9f39a2ea568f7027eddc7d8d8bc9d59c8 # v3
        id: nx-version-cache
        if: env.NX_VERSION == 'latest'
        with:
          path: |
            ${{ env.cache_file }}
          key: |
            ${{ env.cache_key }}

      - name: Fetch latest Nx release
        id: nx
        if: env.NX_VERSION == 'latest'
        shell: bash
        run: |
          # Get the current version stored in nx-latest.version
          current_tag=$(< nx-latest.version)
          echo "current_tag=$current_tag"
          echo "current_tag=$current_tag" >> $GITHUB_OUTPUT

          # Get the latest tag from GitHub
          nxTag="$(curl -sL https://api.github.com/repos/nrwl/nx/releases/latest | jq -r ".tag_name")"
          echo "release_tag=$nxTag"
          echo "release_tag=$nxTag" >> $GITHUB_OUTPUT

          if [ "$current_tag" == "$nxTag" ]; then
            isLatestChanged=false
          else
            isLatestChanged=true
          fi

          echo "isLatestChanged=$isLatestChanged"
          echo "isLatestChanged=$isLatestChanged" >> $GITHUB_OUTPUT

      # If the version of nx has updated, save it to nx-latest.version
      - name: Update nx version
        if: (steps.nx.outputs.current_tag != steps.nx.outputs.release_tag) && env.NX_VERSION == 'latest'
        run: |
          echo ${{ steps.nx.outputs.release_tag }} > ${{ env.cache_file }}

      # Save Cache

      - name: Save Nx version
        uses: actions/cache/save@88522ab9f39a2ea568f7027eddc7d8d8bc9d59c8 # v3
        if: (steps.nx.outputs.current_tag != steps.nx.outputs.release_tag) && env.NX_VERSION == 'latest'
        with:
          path: |
            ${{ env.cache_file }}
          key: |
            ${{ env.cache_key }}

      - name: Manual Nx version
        if: env.NX_VERSION != 'latest'
        id: manual-nx
        run: |
          echo "current_tag=0" >> $GITHUB_OUTPUT
          echo "release_tag=${{ env.NX_VERSION }}" >> $GITHUB_OUTPUT
          echo "isLatestChanged=true" >> $GITHUB_OUTPUT

  build:
    uses: ./.github/workflows/__build.yml
    needs: [nx-version]
    if: needs.nx-version.outputs.isLatestChanged == 'true'
    secrets: inherit
    strategy:
      matrix:
        node_version: ['lts/*']
    with:
      affected: false
      node_version: ${{ matrix.node_version }}
      save_cache: true

  generators:
    needs: [nx-version, build]
    if: needs.nx-version.outputs.isLatestChanged == 'true'
    uses: ./.github/workflows/__generators.yml
    secrets: inherit
    strategy:
      matrix:
        node_version: ['lts/*']
    with:
      affected: false
      node_version: ${{ matrix.node_version }}
      nx_version: '["${{ needs.nx-version.outputs.latest_tag }}"]'

  nx-changed:
    name: Nx version changed
    needs: [nx-version, build, generators]
    if: failure() && needs.nx-version.outputs.isLatestChanged == 'true'
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@8e5e7e5ab8b370d6c329ec480221332ada57f0ab # v3

      - name: Fetch release notes
        id: nx
        run: |
          # Get the latest tag notes from GitHub
          EOF=$(dd if=/dev/urandom bs=15 count=1 status=none | base64)
          RELEASE_NOTES=$(curl -sL https://api.github.com/repos/nrwl/nx/releases/tags/${{ needs.nx-version.outputs.latest_tag }} | jq -r ".body")
          echo "RELEASE_NOTES<<$EOF" >> $GITHUB_ENV
          echo "$RELEASE_NOTES" >> $GITHUB_ENV
          echo "$EOF" >> $GITHUB_ENV

          echo $RELEASE_NOTES >> $GITHUB_STEP_SUMMARY

      - uses: JasonEtco/create-an-issue@e27dddc79c92bc6e4562f268fffa5ed752639abd # v2
        env:
          current_tag: ${{ needs.nx-version.outputs.current_tag }}
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
          latest_tag: ${{ needs.nx-version.outputs.latest_tag }}
          release_notes: ${{ env.RELEASE_NOTES }}
        with:
          assignees: domjtalbot
          filename: .github/nx-latest-issue-template.md
          search_existing: open
          update_existing: true