action.yml

name: "Docker image build defaults"
description: "Defaults for building docker images"
branding:
  icon: "box"
  color: "gray-dark"

inputs:
  username:
    description: "Docker username"
    required: false
    default: ""
  password:
    description: "Docker password"
    required: false
    default: ""

runs:
  using: "composite"
  steps:
    ## cleanup runner
    - name: Cleanup Runner
      id: runner_cleanup
      uses: stacks-network/actions/cleanup/disk@main

    ## Checkout the code
    - name: Checkout the latest code
      id: git_checkout
      uses: actions/checkout@44c2b7a8a4ea60a981eaca3cf939b5f4305c123b # v4.1.5

    ## Set some vars to be used in the build process
    - name: Set Vars
      id: set_vars
      shell: bash
      run: |
        event=${{ github.event_name }}
        case ${event} in
          pull_request|pull_request_target|pull_request_review)
            echo "[PR]: true"
            branch=${{ github.event.pull_request.head.ref }}
            ;;
          *)
            echo "[PR]: false"
            branch=${GITHUB_REF#refs/heads/}
            ;;
        esac
        echo "BRANCH_NAME=$branch" >> $GITHUB_ENV
        echo "GITHUB_SHA_SHORT=${GITHUB_SHA::7}" >> $GITHUB_ENV
        echo "GITHUB_REF_SHORT=${GITHUB_REF#refs/*/}" >> $GITHUB_ENV
        echo "DOCKER_PUSH=${{ (inputs.username != '') && (inputs.password != '') }}" >> $GITHUB_ENV

    ## Setup QEMU for multi-arch builds
    - name: Set up QEMU
      id: docker_qemu
      uses: docker/setup-qemu-action@68827325e0b33c7199eb31dd4e31fbe9023e06e3 # v3.0.0

    ## Setup docker buildx
    - name: Set up Docker Buildx
      id: docker_buildx
      uses: docker/setup-buildx-action@d70bba72b1f3fd22344832f00baa16ece964efeb # v3.3.0

    ## Login to dockerhub
    - name: Login to DockerHub
      if: |
        inputs.username != '' &&
        inputs.password != ''
      id: docker_login
      uses: docker/login-action@e92390c5fb421da1463c202d546fed0ec5c39f20 # v3.1.0
      with:
        username: ${{ inputs.username }}
        password: ${{ inputs.password }}