name: Build & Push Runner Images

on:
  push:
    branches: [main]
  workflow_dispatch:  # Manual trigger
  schedule:
    - cron: '0 2 * * 0'  # Weekly on Sunday 2 AM UTC (ensure fresh images)

env:
  REGISTRY: forgejo.riotpiao.com

jobs:
  build-runner-images:
    name: Build & Push All Runner Images
    runs-on: golang
    steps:
      - name: Install Node.js and Docker
        run: |
          apt-get update
          apt-get install -y nodejs docker.io

      - name: Checkout code
        uses: actions/checkout@v4

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

      - name: Registry login
        run: |
          echo "${REGISTRY_TOKEN}" | docker login "${REGISTRY}" \
            --username "${REGISTRY_USER}" --password-stdin
        env:
          REGISTRY_USER: ${{ secrets.FORGEJO_REGISTRY_USER }}
          REGISTRY_TOKEN: ${{ secrets.FORGEJO_REGISTRY_TOKEN }}

      - name: Build and push Golang runner image
        run: |
          IMAGE="${REGISTRY}/rock/forgejo-runner-golang"
          echo "Building: ${IMAGE}:${{ steps.sha.outputs.short_sha }}"
          
          docker build --no-cache \
            -f k8s/infra/forgejo-runner-images/Dockerfile.golang \
            -t "${IMAGE}:${{ steps.sha.outputs.short_sha }}" \
            -t "${IMAGE}:latest" \
            .
          
          docker push "${IMAGE}:${{ steps.sha.outputs.short_sha }}"
          docker push "${IMAGE}:latest"
          echo "✓ Pushed golang runner"

      - name: Build and push Node runner image
        run: |
          IMAGE="${REGISTRY}/rock/forgejo-runner-node"
          echo "Building: ${IMAGE}:${{ steps.sha.outputs.short_sha }}"
          
          docker build --no-cache \
            -f k8s/infra/forgejo-runner-images/Dockerfile.node \
            -t "${IMAGE}:${{ steps.sha.outputs.short_sha }}" \
            -t "${IMAGE}:latest" \
            .
          
          docker push "${IMAGE}:${{ steps.sha.outputs.short_sha }}"
          docker push "${IMAGE}:latest"
          echo "✓ Pushed node runner"

      - name: Build and push Rust runner image
        run: |
          IMAGE="${REGISTRY}/rock/forgejo-runner-rust"
          echo "Building: ${IMAGE}:${{ steps.sha.outputs.short_sha }}"
          
          docker build --no-cache \
            -f k8s/infra/forgejo-runner-images/Dockerfile.rust \
            -t "${IMAGE}:${{ steps.sha.outputs.short_sha }}" \
            -t "${IMAGE}:latest" \
            .
          
          docker push "${IMAGE}:${{ steps.sha.outputs.short_sha }}"
          docker push "${IMAGE}:latest"
          echo "✓ Pushed rust runner"

      - name: Prune unused images
        run: docker image prune -a --force 2>&1 | tail -3 || true

      - name: Summary
        run: |
          echo "=== Runner Images Built and Pushed ===" 
          echo "✓ forgejo.riotpiao.com/rock/forgejo-runner-golang:latest"
          echo "✓ forgejo.riotpiao.com/rock/forgejo-runner-node:latest"
          echo "✓ forgejo.riotpiao.com/rock/forgejo-runner-rust:latest"