name: Docker Build
description: Build docker image

inputs:
  dockerfile:
    type: string
    required: false
    default: Dockerfile
  registry:
    type: string
    required: false
    default: ${{github.server_url}}
  name:
    type: string
    required: false
    default: ${{github.repository}}
  tag:
    type: string
    required: false
    default: ${{github.ref_name}}

runs:
  using: composite
  steps:
    - name: Creat Image Tag
      run: echo "URL=$(echo ${{github.server_url}} | sed s%http://%% | sed s%https://%% )" >> $GITHUB_ENV
      shell: sh
  
    - name: Docker Build
      uses: docker://docker
      with:
        entrypoint: docker
        args: build -t "${{env.URL}}/${{inputs.name}}:${{inputs.tag}}" -f ${{inputs.dockerfile}} .

    - name: Tag as Latest
      if: ${{inputs.tag}} != latest && ${{github.ref_name}} == (git symbolic-ref refs/remotes/origin/HEAD --short | cut -c 7)
      uses: docker://docker
      with:
        entrypoint: docker
        args: tag "${{env.URL}}/${{inputs.name}}:${{inputs.tag}}" "${{env.URL}}/${{inputs.name}}:latest"