name: Docker image

on:
  push:
    # Publish `next` as Docker `latest` image.
    branches:
      - next

    # Publish `v1.2.3` tags as releases.
    tags:
      - v*

env:
  IMAGE_NAME: sdb
  BUILD: "false"

jobs:
  test:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v2
        with:
          fetch-depth: 2
      - name: Setup environment
        run: |
          chmod +x ci/buildvars.sh
          ci/buildvars.sh
      - uses: actions-rs/toolchain@v1
        with:
          toolchain: stable
      - name: build
        uses: actions-rs/cargo@v1
        with:
          command: build
          args: --release
      - name: Build image
        run: docker build . --file Dockerfile --tag $IMAGE_NAME
        if: env.BUILD == 'true' || github.event_name == 'create' && startsWith(github.ref, 'refs/tags/v')
      - name: Push to Docker Hub
        uses: docker/build-push-action@v1
        with:
          username: ${{ secrets.DOCKER_USERNAME }}
          password: ${{ secrets.DOCKER_PASSWORD }}
          repository: skytable/sdb
          tags: latest
          tag_with_ref: true
        if: env.BUILD == 'true' || github.event_name == 'create' && startsWith(github.ref, 'refs/tags/v')