publish-npm.yaml

on:
  workflow_run:
    workflows: [Test JS bindings]
    types: [completed]
    branches: [master]

name: Build and publish to NPM 

jobs:
  build:
    runs-on: ubuntu-latest
    if: ${{ github.event.workflow_run.conclusion == 'success' }}
    container: ghcr.io/kanaverse/emcmake-docker/builder:master

    steps:
    - name: Checkout repo
      uses: actions/checkout@v4

    - name: Set up Node
      uses: actions/setup-node@v4
      with:
        node-version: 18

    # We only run the remaining (remote-touching) steps if the version has actually changed.
    - name: Extract package versions
      shell: bash
      run: |
        current_version=$(npm pkg get version | sed 's/"//g')
        echo "NEW_SCRANJS_VERSION=${current_version}" >> $GITHUB_ENV
        old_version=$(npm view scran.js version)
        update=0 && [[ $old_version != $current_version ]] && update=1
        echo "UPDATE_SCRANJS=${update}" >> $GITHUB_ENV
        echo "Current version is ${current_version} (published ${old_version})"

    - name: Cache installed
      if: env.UPDATE_SCRANJS == 1
      uses: actions/cache@v4
      with:
        path: extern/installed
        key: deps-${{ hashFiles('extern/**/build.sh') }}-${{ env.IMAGE_VERSION }}

    - name: Cache Modules
      if: env.UPDATE_SCRANJS == 1
      uses: actions/cache@v4
      with:
        path: '**/node_modules'
        key: npm-${{ hashFiles('package.json') }}

    - name: Update NPM packages
      if: env.UPDATE_SCRANJS == 1
      run: npm i --include=dev

    - name: Update node build 
      if: env.UPDATE_SCRANJS == 1
      run: bash build.sh main

    - name: Update browser build
      if: env.UPDATE_SCRANJS == 1
      run: bash build.sh browser

    - name: Cache RDS files
      if: env.UPDATE_SCRANJS == 1
      uses: actions/cache@v4
      with:
        path: tests/rds/*.rds
        key: rds-${{ hashFiles('tests/rds/generate.R') }}

    - name: Double-checking tests
      if: env.UPDATE_SCRANJS == 1
      run: CHECK_RDS=1 npm run test

    - name: Publish to NPM
      if: env.UPDATE_SCRANJS == 1
      run: npm publish
      env:
        NODE_AUTH_TOKEN: ${{ secrets.NPM_TOKEN }}

    - name: Tagging the release
      if: env.UPDATE_SCRANJS == 1
      uses: actions/github-script@v5
      with:
        script: |
          github.rest.git.createRef({
            owner: context.repo.owner,
            repo: context.repo.repo,
            ref: 'refs/tags/' + process.env.NEW_SCRANJS_VERSION,
            sha: context.sha
          })