name: docker-build

on:
  push:
    branches:
      - tyclipso

    tags:
      - v*

  # Run tests for any PRs.
  pull_request:

env:
  REGISTRY: ghcr.io

jobs:
  # Test building the docker image on pull requests
  test-build:
    runs-on: ubuntu-latest
    if: github.event_name == 'pull_request'
    steps:
      - name: Checkout repository
        uses: actions/checkout@v2

      - name: Build image
        uses: docker/build-push-action@v2
        with:
          push: false
          context: .
          file: dev/build/Dockerfile

  # Build image and push image to GitHub Packages.
  # See also https://docs.docker.com/docker-hub/builds/
  build-and-push-image:
    runs-on: ubuntu-latest
    if: github.event_name == 'push'

    permissions:
      contents: read
      packages: write

    steps:
      - name: Checkout repository
        uses: actions/checkout@v2

      - name: Log in to the Container registry
        uses: docker/login-action@v1
        with:
          registry: ${{ env.REGISTRY }}
          username: ${{ github.actor }}
          password: ${{ secrets.GITHUB_TOKEN }}

      - name: Extract metadata for Docker for tag
        id: meta_tag
        if: startsWith(github.ref, 'refs/tags/v')
        uses: docker/metadata-action@v3
        with:
          images: ${{ env.REGISTRY }}/${{ github.repository }}
          tags: |
            type=ref,event=tag

      - name: Extract metadata for Docker on branch
        id: meta_edge
        if: false == startsWith(github.ref, 'refs/tags/v')
        uses: docker/metadata-action@v3
        with:
          images: ${{ env.REGISTRY }}/${{ github.repository }}
          tags: |
            type=sha,prefix=,priority=200
            type=edge,priority=100

      - name: Get build time
        uses: gerred/actions/current-time@master
        id: build_time

      - name: Rewrite entries in package.json to match repository
        uses: microsoft/variable-substitution@v1
        with:
          files: "package.json"
        env:
          releaseDate: ${{ steps.build_time.outputs.time }}
          repository.url: "git+${{ github.server_url }}/${{ github.repository }}.git"
          bugs.url: "${{ github.server_url }}/${{ github.repository }}/issues"
          homepage: "${{ github.server_url }}/${{ github.repository }}#readme"

      - name: Disable dev flag and set package version for tag
        if: startsWith(github.ref, 'refs/tags/v')
        uses: microsoft/variable-substitution@v1
        with:
          files: "package.json"
        env:
          dev: "false"
          version: ${{ steps.meta_tag.outputs.version }}

      - name: Set package version for branch
        if: false == startsWith(github.ref, 'refs/tags/v')
        uses: microsoft/variable-substitution@v1
        with:
          files: "package.json"
        env:
          version: ${{ steps.meta_edge.outputs.version }}

      - name: Build and push Docker image for tag
        if: startsWith(github.ref, 'refs/tags/v')
        uses: docker/build-push-action@v2
        with:
          push: true
          context: .
          file: dev/build/Dockerfile
          tags: ${{ steps.meta_tag.outputs.tags }}
          labels: ${{ steps.meta_tag.outputs.labels }}


      - name: Build and push Docker image on branch
        if: false == startsWith(github.ref, 'refs/tags/v')
        uses: docker/build-push-action@v2
        with:
          push: true
          context: .
          file: dev/build/Dockerfile
          tags: ${{ steps.meta_edge.outputs.tags }}
          labels: ${{ steps.meta_edge.outputs.labels }}