ci-cd.yml

name: CI/CD

on:
    push:
        paths:
            - 'src/**'
            - 'package.json'
            - 'package-lock.json'
            - '.github/workflows/ci-cd.yml'
        branches:
            - '*'
            - '!dependabot/**'
        tags:
            - 'v*'
    pull_request:
        paths:
            - 'src/**'
            - 'package.json'
            - 'package-lock.json'
            - '.github/workflows/ci-cd.yml'

jobs:
    spec:
        name: Verify spec
        runs-on: ubuntu-latest
        steps:
            -   uses: actions/checkout@v4
            -   name: Download spec
                run: |
                    curl https://stream.wikimedia.org/?spec > /tmp/spec.json
            -   name: Upload spec
                uses: actions/upload-artifact@v4
                with:
                    name: spec
                    path: /tmp/spec.json
            -   name: Verify spec
                run: |
                    EXPECT="$( cat spec.json | sha1sum )"
                    ACTUAL="$( cat /tmp/spec.json | sha1sum )"
                    echo "Expected: $EXPECT"
                    echo "Actual:   $ACTUAL"
                    if [[ "$EXPECT" != "$ACTUAL" ]]; then
                        echo "Spec has changed. Please update the code."
                        echo "Update with \`curl https://stream.wikimedia.org/?spec > spec.json\`"
                        exit 1
                    fi
    build:
        name: Build
        needs: spec
        runs-on: ubuntu-latest

        steps:
            -   uses: actions/checkout@v4
            -   name: Use Node.js latest
                uses: actions/setup-node@v4
                with:
                    node-version: latest
            -   name: Install dependencies
                run: npm ci
            -   name: Build
                run: npm run build
            -   name: Upload build artifact
                uses: actions/upload-artifact@v4
                with:
                    name: build
                    path: dist
    test-browser:
        name: Test (browser)
        needs: build
        runs-on: ubuntu-latest

        concurrency:
            group: ${{ github.workflow }}-${{ github.ref }}--test-browser
            cancel-in-progress: true

        steps:
            -   uses: actions/checkout@v4
            -   name: Use Node.js latest
                uses: actions/setup-node@v4
                with:
                    node-version: latest
            -   name: Install dependencies
                run: npm ci
            -   name: Download build artifact
                uses: actions/download-artifact@v4
                with:
                    name: build
                    path: dist
            -   name: Test (browser)
                run: npm run test:browser
    test-node:
        name: Test
        needs: build
        runs-on: ubuntu-latest

        strategy:
            fail-fast: true
            max-parallel: 1
            matrix:
                node-version: [ 14.x, 'lts/*', latest ]

        concurrency:
            group: ${{ github.workflow }}-${{ github.ref }}--test-${{ matrix.node-version }}
            cancel-in-progress: true

        steps:
            -   uses: actions/checkout@v4
            -   name: Use Node.js ${{ matrix.node-version }}
                uses: actions/setup-node@v4
                with:
                    node-version: ${{ matrix.node-version }}
            -   name: Install dependencies
                run: npm ci
            -   name: Download build artifact
                uses: actions/download-artifact@v4
                with:
                    name: build
                    path: dist
            -   name: Test (node)
                run: npm run test:node
    publish:
        name: Publish (npm)
        needs: [ test-node, test-browser ]
        if: ${{ startsWith( github.ref, 'refs/tags/v' ) }}

        concurrency:
            group: ${{ github.workflow }}--publish
            cancel-in-progress: true

        runs-on: ubuntu-latest
        steps:
            -   uses: actions/checkout@v4
            -   name: Use Node.js lts/*
                uses: actions/setup-node@v4
                with:
                    node-version: lts/*
                    registry-url: 'https://registry.npmjs.org'
            -   name: Install dependencies
                run: npm ci
            -   name: Download build artifact
                uses: actions/download-artifact@v4
                with:
                    name: build
                    path: dist
            -   name: Publish
                if: ${{ !contains( github.ref, '-rc' ) }}
                run: npm publish
                env:
                    NODE_AUTH_TOKEN: ${{ secrets.NPM_PUBLISH_KEY }}
            -   name: Publish (release candidate)
                if: ${{ contains( github.ref, '-rc' ) }}
                run: npm publish --tag rc
                env:
                    NODE_AUTH_TOKEN: ${{ secrets.NPM_PUBLISH_KEY }}