name: Docker Image CI

on:
  push:
    branches: [ "main" ]
  repository_dispatch:
    types: [ lamm-updated ]

jobs:
  build_amd64: 
    runs-on: ubuntu-latest

    steps:
    - name: Log in to Docker Hub
      uses: docker/login-action@v2
      with:
        username: ${{ secrets.DOCKERHUB_USERNAME }}
        password: ${{ secrets.DOCKERHUB_PASSWORD }}

    - uses: actions/checkout@v4
    - name: Build and push the Docker image
      run: docker build . --file Dockerfile --tag ${{ secrets.DOCKERHUB_USERNAME }}/discord-bot:amd64

    - uses: actions/checkout@v4
    - name: Push the Docker image
      run: docker push ${{ secrets.DOCKERHUB_USERNAME }}/discord-bot:amd64

  build_arm64: 
    runs-on: self-hosted

    steps:
    - name: Log in to Docker Hub
      uses: docker/login-action@v2
      with:
        username: ${{ secrets.DOCKERHUB_USERNAME }}
        password: ${{ secrets.DOCKERHUB_PASSWORD }}

    - uses: actions/checkout@v4
    - name: Build the Docker image
      run: docker build . --file Dockerfile --tag ${{ secrets.DOCKERHUB_USERNAME }}/discord-bot:arm64

    - uses: actions/checkout@v4
    - name: Push the Docker image
      run: docker push ${{ secrets.DOCKERHUB_USERNAME }}/discord-bot:arm64

  create_manifest:
    needs: [build_amd64, build_arm64]
    runs-on: ubuntu-latest

    steps:
      - name: Log in to Docker Hub
        uses: docker/login-action@v2
        with:
          username: ${{ secrets.DOCKERHUB_USERNAME }}
          password: ${{ secrets.DOCKERHUB_PASSWORD }}

      - name: Create and push multi-arch manifest
        run: |
          docker pull ${{ secrets.DOCKERHUB_USERNAME }}/discord-bot:amd64
          docker pull ${{ secrets.DOCKERHUB_USERNAME }}/discord-bot:arm64
          docker manifest create ${{ secrets.DOCKERHUB_USERNAME }}/discord-bot:latest \
            --amend ${{ secrets.DOCKERHUB_USERNAME }}/discord-bot:amd64 \
            --amend ${{ secrets.DOCKERHUB_USERNAME }}/discord-bot:arm64
          docker manifest push ${{ secrets.DOCKERHUB_USERNAME }}/discord-bot:latest