name: Docker

on:
  push:
    branches:
      - main
      - fix*
      - feat*
    paths:
      - "**/*.go"
      - "**/*.c"
      - "**/*.h"
      - "go.mod"
      - "go.sum"
      - ".github/workflows/*.yml"
  release:
    types: [ prereleased ]

jobs:
  docker:
    runs-on: ubuntu-22.04
    steps:
      - name: Checkout codebase
        uses: actions/checkout@v3
        with:
          fetch-depth: 0
      - name: Prepare
        id: prep
        env:
          REF: ${{ github.ref }}
        run: |
          if [[ "$REF" == "refs/tags/v"* ]]; then
            tag=$(git describe --tags $(git rev-list --tags --max-count=1))
            tag=${tag:1}
          else
            tag=$(git log -1 --format="%cd" --date=short | sed s/-//g)
          fi
          echo "IMAGE=daeuniverse/dae" >> $GITHUB_OUTPUT
          echo "TAG=$tag" >> $GITHUB_OUTPUT
      - name: Set up QEMU
        uses: docker/setup-qemu-action@v2
      - name: Set up Docker Buildx
        uses: docker/setup-buildx-action@v2

      - name: Login to DockerHub
        uses: docker/login-action@v2
        with:
          username: ${{ secrets.DOCKERHUB_USERNAME }}
          password: ${{ secrets.DOCKERHUB_TOKEN }}

      - name: Build production image
        uses: docker/build-push-action@v4
        with:
          context: .
          builder: ${{ steps.buildx.outputs.name }}
          file: Dockerfile
          platforms: linux/arm/v6,linux/arm/v7,linux/arm64,linux/amd64,linux/386
          push: true
          tags: |
            ${{ steps.prep.outputs.IMAGE }}:${{ steps.prep.outputs.TAG }}
            ${{ steps.prep.outputs.IMAGE }}:latest
          cache-from: type=gha
          cache-to: type=gha,mode=max