ci-master.yml

on:
  push:
    branches:
      - master
  pull_request:
    branches:
      - master
    types: [opened, reopened, synchronize]
  workflow_dispatch:

name: ci-master

# REGISTRY and IMAGE_NAME are for building and tagging the container.
# TARGET_ENV is used by Webpack to determine the build target.
env:
  REGISTRY: ghcr.io
  ARTIFACT_NAME: openshock-webui.zip
  IMAGE_NAME: ${{ github.repository_owner }}/webui
  TARGET_ENV: container
  NODE_ENV: production

jobs:

  build:
    runs-on: ubuntu-latest

    steps:
      - uses: actions/checkout@v4

      - uses: actions/setup-node@v4
        with:
          node-version: 17.x

      - uses: actions/cache@v4
        with:
          path: |
            ~/.npm
            ~/node_modules
          key: npm-${{ hashFiles('package-lock.json') }}
          restore-keys: npm-

      - name: Install dependencies
        run: npm install --production=false
      #                  ^
      # This is necessary since NODE_ENV=production, but we need dev dependencies to build.

      - name: Build
        run: npm run build --if-present
      
      - name: Compress internal artifacts
        run: |
          cd dist
          zip -r ${{ env.ARTIFACT_NAME }} .
          cd ..
          mv dist/${{ env.ARTIFACT_NAME }} .
      
      - name: Upload internal artifacts
        uses: actions/upload-artifact@v4
        with:
          name: ${{ env.ARTIFACT_NAME }}
          path: ${{ github.workspace }}/${{ env.ARTIFACT_NAME }}
          retention-days: 1

  containerize:
    runs-on: ubuntu-latest
    needs: build

    steps:
      - uses: actions/checkout@v4
        with:
          sparse-checkout: |
            Dockerfile
      
      - name: Download internal artifacts
        uses: actions/download-artifact@v4
        with:
          name: ${{ env.ARTIFACT_NAME }}
      
      - name: Extract artifacts
        run: unzip ${{ env.ARTIFACT_NAME }} -d dist

      - name: Set up Docker Buildx
        uses: docker/setup-buildx-action@v3
      
      - name: Log in to Container Registry
        uses: docker/login-action@v3
        with:
          registry: ${{ env.REGISTRY }}
          username: ${{ github.actor }}
          password: ${{ secrets.GITHUB_TOKEN }}
      
      - name: Find latest tag
        uses: oprypin/find-latest-tag@v1
        id: latest-tag
        with:
          repository: ${{ github.repository }}
          regex: '^[0-9]+.[0-9]+.[0-9]+$'
          releases-only: false

      - name: Extract metadata (tags, labels) for Docker
        id: meta
        uses: docker/metadata-action@v5
        with:
          images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}
          flavor: |
            latest=false
          tags: |
            type=raw,value={{branch}},enable=${{ github.ref_type == 'branch' && github.event_name != 'pull_request' }}
            type=raw,value=latest,enable=${{ steps.latest-tag.outputs.tag == github.ref_name }}
            type=ref,event=branch
            type=ref,event=pr
            type=semver,pattern={{major}},enable=${{ !startsWith(github.ref, 'refs/tags/v0.') }}
            type=semver,pattern={{major}}.{{minor}}
            type=semver,pattern={{major}}.{{minor}}.{{patch}} 
      
      - name: Build image
        uses: docker/build-push-action@v5
        with:
          context: .
          push: ${{ github.event_name != 'pull_request' }}
          tags: ${{ steps.meta.outputs.tags }}
          labels: ${{ steps.meta.outputs.labels }}

  deploy:
    runs-on: ubuntu-latest
    needs: containerize
    if: ${{ github.ref_type == 'branch' && github.ref_protected && github.event_name != 'pull_request' }}
    environment: production

    steps:
      - name: Call deployment webhook
        shell: bash
        env:
          WEBHOOK_URL: ${{ secrets.WEBHOOK_URL }}
        run: |
          curl -X POST -d "" "$WEBHOOK_URL"