# Publishes Docker images.
#
# Triggers:
#   - Push tag v*: builds release (RC or latest)
#   - Schedule: builds nightly + profiling
#   - Manual: builds git-sha or nightly

name: docker

on:
  push:
    tags:
      - v*
  schedule:
    - cron: "0 1 * * *"
  workflow_dispatch:
    inputs:
      build_type:
        description: "Build type"
        required: true
        type: choice
        options:
          - git-sha
          - nightly
        default: git-sha
      dry_run:
        description: "Skip pushing images (dry run)"
        required: false
        type: boolean
        default: false

jobs:
  build:
    if: github.repository == 'paradigmxyz/reth'
    name: Build Docker images
    runs-on: ubuntu-24.04
    permissions:
      packages: write
      contents: read
      id-token: write
    steps:
      - uses: actions/checkout@v6

      - name: Set up Depot CLI
        uses: depot/setup-action@v1

      - name: Log in to GHCR
        uses: docker/login-action@v3
        with:
          registry: ghcr.io
          username: ${{ github.actor }}
          password: ${{ secrets.GITHUB_TOKEN }}

      - name: Get git info for vergen
        id: git
        run: |
          echo "sha=${{ github.sha }}" >> "$GITHUB_OUTPUT"
          echo "describe=$(git describe --always --tags)" >> "$GITHUB_OUTPUT"
          echo "dirty=false" >> "$GITHUB_OUTPUT"

      - name: Determine build parameters
        id: params
        run: |
          REGISTRY="ghcr.io/${{ github.repository_owner }}"

          if [[ "${{ github.event_name }}" == "push" ]]; then
            VERSION="${GITHUB_REF#refs/tags/}"
            echo "targets=ethereum" >> "$GITHUB_OUTPUT"

            # Add 'latest' tag for non-RC releases
            if [[ ! "$VERSION" =~ -rc ]]; then
              echo "ethereum_tags=${REGISTRY}/reth:${VERSION},${REGISTRY}/reth:latest" >> "$GITHUB_OUTPUT"
              {
                echo "ethereum_set<<EOF"
                echo "ethereum.tags=${REGISTRY}/reth:${VERSION}"
                echo "ethereum.tags=${REGISTRY}/reth:latest"
                echo "EOF"
              } >> "$GITHUB_OUTPUT"
            else
              echo "ethereum_tags=${REGISTRY}/reth:${VERSION}" >> "$GITHUB_OUTPUT"
              echo "ethereum_set=ethereum.tags=${REGISTRY}/reth:${VERSION}" >> "$GITHUB_OUTPUT"
            fi

          elif [[ "${{ github.event_name }}" == "schedule" ]] || [[ "${{ inputs.build_type }}" == "nightly" ]]; then
            echo "targets=nightly" >> "$GITHUB_OUTPUT"
            echo "ethereum_tags=${REGISTRY}/reth:nightly" >> "$GITHUB_OUTPUT"
            echo "ethereum_set=ethereum.tags=${REGISTRY}/reth:nightly" >> "$GITHUB_OUTPUT"

          else
            # git-sha build
            echo "targets=ethereum" >> "$GITHUB_OUTPUT"
            echo "ethereum_tags=${REGISTRY}/reth:${{ github.sha }}" >> "$GITHUB_OUTPUT"
            echo "ethereum_set=ethereum.tags=${REGISTRY}/reth:${{ github.sha }}" >> "$GITHUB_OUTPUT"
          fi

      - name: Build and push images
        uses: depot/bake-action@v1
        env:
          VERGEN_GIT_SHA: ${{ steps.git.outputs.sha }}
          VERGEN_GIT_DESCRIBE: ${{ steps.git.outputs.describe }}
          VERGEN_GIT_DIRTY: ${{ steps.git.outputs.dirty }}
          DEPOT_TOKEN: ${{ secrets.DEPOT_TOKEN }}
        with:
          project: ${{ vars.DEPOT_PROJECT_ID }}
          files: docker-bake.hcl
          targets: ${{ steps.params.outputs.targets }}
          push: ${{ !(github.event_name == 'workflow_dispatch' && inputs.dry_run) }}
          set: |
            ${{ steps.params.outputs.ethereum_set }}

      - name: Verify image architectures
        env:
          DRY_RUN: ${{ github.event_name == 'workflow_dispatch' && inputs.dry_run }}
        run: |
          ./.github/scripts/verify_image_arch.sh \
            "${{ steps.params.outputs.targets }}" \
            "ghcr.io/${{ github.repository_owner }}" \
            "${{ steps.params.outputs.ethereum_tags }}"

  notify:
    name: Notify on failure
    runs-on: ubuntu-latest
    needs: build
    if: failure() && github.event_name == 'schedule'
    steps:
      - name: Slack Webhook Action
        uses: rtCamp/action-slack-notify@v2
        env:
          SLACK_COLOR: danger
          SLACK_ICON_EMOJI: ":rotating_light:"
          SLACK_USERNAME: "GitHub Actions"
          SLACK_TITLE: ":rotating_light: Nightly Docker Build Failed"
          SLACK_MESSAGE: |
            The scheduled nightly Docker build failed.

            *Commit:* `${{ github.sha }}`
            *Branch:* `${{ github.ref_name }}`
            *Run:* <https://github.com/paradigmxyz/reth/actions/runs/${{ github.run_id }}|View logs>

            *Action required:* Re-run the workflow or investigate the build failure.
          SLACK_FOOTER: "paradigmxyz/reth · docker.yml"
          MSG_MINIMAL: true
          SLACK_WEBHOOK: ${{ secrets.SLACK_WEBHOOK_URL }}