name: Build

on:
  workflow_call:
    inputs:
      file:
        required: true
        type: string
        description: Dockerfile to use
      tag:
        required: true
        type: string
        description: Docker tag to generate
      load:
        required: false
        type: boolean
        default: false
        description: Load docker image

env:
  REGISTRY: ghcr.io
  IMAGE: ${{ github.repository_owner }}/qt

jobs:
  build:
    name: build
    runs-on: ubuntu-latest
    steps:
    - uses: actions/checkout@v3

    - name: Login to GHCR
      uses: docker/login-action@v2
      with:
        username: ${{ github.actor }}
        password: ${{ secrets.GITHUB_TOKEN }}
        registry: ${{ env.REGISTRY }}

    - name: Set up QEMU
      uses: docker/setup-qemu-action@v2
    - name: Set up Docker Buildx
      uses: docker/setup-buildx-action@v2

    - name: Docker meta
      id: meta
      uses: docker/metadata-action@v4
      with:
        images: ${{ env.REGISTRY }}/${{ env.IMAGE }}
        flavor: |
          latest=false
        tags: |
          type=raw,value=${{ inputs.tag }}
          type=ref,event=tag,enable=${{ inputs.tag == 'latest' }}

    - name: Build
      uses: docker/build-push-action@v4
      with:
        file: ${{ inputs.file }}
        sbom: true
        provenance: true
        load: ${{ inputs.load || 'false' }}
        push: ${{ github.event_name != 'pull_request' }}
        tags: ${{ steps.meta.outputs.tags }}
        labels: ${{ steps.meta.outputs.labels }}