name: 'Push Docker Images'

on:
  push:
    branches: [v4]
  workflow_dispatch:

jobs:
  push:
    strategy:
      matrix:
        os: [ubuntu-24.04, ubuntu-24.04-arm]
        arch: [amd64, arm64]

    name: push
    runs-on: ${{ matrix.os }}
    steps:
      - uses: actions/checkout@v4

      - name: Get commit sha
        id: sha
        run: |
          echo "short_sha=$(git rev-parse --short HEAD)" >> $GITHUB_OUTPUT

      - uses: docker/setup-buildx-action@v3
      - uses: docker/login-action@v3
        with:
          registry: ghcr.io
          username: ${{ github.actor }}
          password: ${{ secrets.GITHUB_TOKEN }}

      - uses: docker/build-push-action@v6
        with:
          push: true
          platforms: linux/${{ matrix.arch }}
          cache-from: type=gha
          cache-to: type=gha,mode=max
          provenance: false
          tags: |
            ghcr.io/diced/zipline:v4-${{ matrix.arch }}
            ghcr.io/diced/zipline:v4-${{ steps.sha.outputs.short_sha }}-${{ matrix.arch }}

  ammend-builds:
    runs-on: ubuntu-24.04
    needs: push
    steps:
      - uses: actions/checkout@v4
      - name: Get commit sha
        id: sha
        run: |
          echo "short_sha=$(git rev-parse --short HEAD)" >> $GITHUB_OUTPUT

      - uses: docker/setup-buildx-action@v3
      - uses: docker/login-action@v3
        with:
          registry: ghcr.io
          username: ${{ github.actor }}
          password: ${{ secrets.GITHUB_TOKEN }}
      - name: pull images
        run: |
          docker pull --platform=linux/amd64 ghcr.io/diced/zipline:v4-${{ steps.sha.outputs.short_sha }}-amd64
          docker pull --platform=linux/arm64 ghcr.io/diced/zipline:v4-${{ steps.sha.outputs.short_sha }}-arm64

      - name: create manifests
        run: |
          docker manifest create ghcr.io/diced/zipline:v4-${{ steps.sha.outputs.short_sha }} \
            --amend ghcr.io/diced/zipline:v4-${{ steps.sha.outputs.short_sha }}-amd64 \
            --amend ghcr.io/diced/zipline:v4-${{ steps.sha.outputs.short_sha }}-arm64 && \
          docker manifest create ghcr.io/diced/zipline:v4 \
            --amend ghcr.io/diced/zipline:v4-${{ steps.sha.outputs.short_sha }}-amd64 \
            --amend ghcr.io/diced/zipline:v4-${{ steps.sha.outputs.short_sha }}-arm64

      - name: push manifests
        run: |
          docker manifest push ghcr.io/diced/zipline:v4-${{ steps.sha.outputs.short_sha }} && \
          docker manifest push ghcr.io/diced/zipline:v4