name: Dev

on:
  push:
    branches:
      - dev

jobs:
  docker:
    runs-on: docker
    container:
      image: catthehacker/ubuntu:act-latest
      options: --privileged
    steps:
      - name: Checkout repository
        run: |
          git clone ${GITHUB_SERVER_URL}/${GITHUB_REPOSITORY}.git -b dev .
          git fetch origin main --tags

      - name: Build and push pre-release image
        shell: bash
        env:
          REGISTRY_TOKEN: ${{ secrets.REGISTRY_TOKEN }}
        run: |
          # Derive version from latest tag on main: v1.2.3 -> 1.2.3.dev0, .dev1, etc.
          LATEST_TAG=$(git describe --tags --abbrev=0 origin/main 2>/dev/null || echo "v0.0.0")
          BASE_VERSION="${LATEST_TAG#v}"
          # Count commits on dev since that tag
          DEV_N=$(git rev-list --count "${LATEST_TAG}..HEAD" 2>/dev/null || echo "0")
          VERSION="${BASE_VERSION}.dev${DEV_N}"

          REGISTRY=$(echo "${{ github.server_url }}" | sed 's|https://||; s|http://||')
          IMAGE="${REGISTRY}/${{ github.repository_owner }}/wiregui"

          echo "Building ${IMAGE}:v${VERSION}"

          echo "${REGISTRY_TOKEN}" | docker login "${REGISTRY}" \
            -u "${{ github.repository_owner }}" --password-stdin

          docker build --no-cache \
            --build-arg "VERSION=${VERSION}" \
            -t "${IMAGE}:v${VERSION}" \
            -t "${IMAGE}:dev" \
            .

          docker push "${IMAGE}:v${VERSION}"
          docker push "${IMAGE}:dev"

          echo "Pushed ${IMAGE}:v${VERSION}, ${IMAGE}:dev"