nightly-dev-release.yml

# This workflow automatically generates nightly release PRs if there were changes to the code
name: Publish nightly dev releases

on:
  schedule:
    - cron: 0 2 * * * # Every day at 02:00
  workflow_dispatch: # Manually on demand

jobs:
  publish-config:
    if: github.repository == 'project-chip/matter.js'  
    runs-on: ubuntu-latest

    steps:
    - name: Checkout code
      uses: actions/checkout@v4
      with:
        fetch-depth: 0 # Fetch the history, or this action won't work

    - name: Detect changes (git)
      id: changes
      run: |
        # ===============================
        # Detect changes using git
        # ===============================

        LAST_TAG=$(git describe --abbrev=0 --tags)
        echo "Checking for changes since last tag $LAST_TAG"

        # Figure out if anything changed in the package directories
        CHANGES=$(git diff "$LAST_TAG" --name-only | grep -E "^packages\/" || true)
        if [ -z "$CHANGES" ] ; then
          echo "🔸 No package changes since latest version, aborting..."
          echo "result=unchanged" >> $GITHUB_OUTPUT
        else
          echo "result=ok" >> $GITHUB_OUTPUT
        fi

    - name: Prepare testing environment
      if: steps.changes.outputs.result == 'ok'
      uses: ./.github/actions/prepare-env
    - name: Prepare Webbrowser testing environment
      if: steps.changes.outputs.result == 'ok'
      uses: ./.github/actions/prepare-webtests
    - name: Execute tests
      if: steps.changes.outputs.result == 'ok'
      run: npm run test
    - name: Prepare chip tests
      if: steps.changes.outputs.result == 'ok'
      uses: ./.github/actions/prepare-chip-testing
    - name: chip-tool-test execution
      if: steps.changes.outputs.result == 'ok'
      id: test-execution
      shell: bash
      run: |
        cd chip-testing
        npm run test-chip

    - name: Determine the version bump
      if: steps.changes.outputs.result == 'ok'
      id: version
      uses: actions/github-script@v6
      with:
        result-encoding: string
        script: |
          const semver = require("semver");
          const now = new Date();
          const today = new Date(now.getTime() - now.getTimezoneOffset()*60000);
          const dateStr = today.toISOString().split("T")[0].replace(/-/g, "");
          const sha = require("child_process").execSync("git rev-parse --short HEAD").toString("utf8").trim();

          const prevVersion = require(`${process.env.GITHUB_WORKSPACE}/lerna.json`).version;

          const parsed = semver.parse(prevVersion);
          const prereleaseIdentifier = parsed.prerelease[0] || "alpha";

          for (let i = 1; i < parsed.prerelease.length; i++) {
            const part = parsed.prerelease[i];
            if (typeof part === "number") {
              continue;
            }
            // Parse stuff like `8-20210909-001a711c` back to `8`
            const numeric = parseInt(part);
            if (!Number.isNaN(numeric)) {
              parsed.prerelease[i] = numeric;
            }
          }

          // Figure out the next version
          return `${semver.inc(parsed, "prerelease", prereleaseIdentifier)}-${dateStr}-${sha}`;

    - name: Bump version locally
      if: steps.changes.outputs.result == 'ok'
      env:
        VERSION: ${{ steps.version.outputs.result }}
      run: |        
        git config --global user.email "github-automation@fischer-ka.de"
        git config --global user.name "Github Action"
                
        git add .
        git commit -m "v${VERSION}" && npx lerna version ${VERSION} --no-push --exact --ignore-scripts --no-commit-hooks --yes --amend --force-publish || npx lerna version ${VERSION} --exact --no-push --ignore-scripts --no-commit-hooks --yes --force-publish

    - name: Create Pull Request
      if: steps.changes.outputs.result == 'ok'
      id: cpr
      uses: peter-evans/create-pull-request@v5
      with:
        token: ${{ secrets.PR_TOKEN }}
        commit-message: "[NIGHTLY DEV RELEASE] ${{ steps.version.outputs.result }}"
        committer: Automator77 <github-automation@fischer-ka.de>
        author: Automator77 <github-automation@fischer-ka.de>
        signoff: false
        branch: nightly-release
        delete-branch: true
        title: "[NIGHTLY DEV RELEASE] ${{ steps.version.outputs.result }}"
        body: |
          Update version by nightly dev release
        labels: |
          automated pr
        assignees: Automator77
        draft: false