# 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:
    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 optimism" >> "$GITHUB_OUTPUT"

            # Add 'latest' tag for non-RC releases
            if [[ ! "$VERSION" =~ -rc ]]; then
              echo "ethereum_tags=${REGISTRY}/reth:${VERSION},${REGISTRY}/reth:latest" >> "$GITHUB_OUTPUT"
              echo "optimism_tags=${REGISTRY}/op-reth:${VERSION},${REGISTRY}/op-reth:latest" >> "$GITHUB_OUTPUT"
            else
              echo "ethereum_tags=${REGISTRY}/reth:${VERSION}" >> "$GITHUB_OUTPUT"
              echo "optimism_tags=${REGISTRY}/op-reth:${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" >> "$GITHUB_OUTPUT"
            echo "optimism_tags=${REGISTRY}/op-reth:nightly" >> "$GITHUB_OUTPUT"

          else
            # git-sha build
            echo "targets=ethereum optimism" >> "$GITHUB_OUTPUT"
            echo "ethereum_tags=${REGISTRY}/reth:${{ github.sha }}" >> "$GITHUB_OUTPUT"
            echo "optimism_tags=${REGISTRY}/op-reth:${{ 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: ${{ !(github.event_name == 'workflow_dispatch' && inputs.dry_run) }}
          set: |
            ethereum.tags=${{ steps.params.outputs.ethereum_tags }}
            optimism.tags=${{ steps.params.outputs.optimism_tags }}