name: poll-upstream

on:
  schedule:
    - cron: "*/1 * * * *"
  workflow_dispatch: {}

jobs:
  check:
    runs-on: fedora
    steps:
      - name: Get upstream latest tag
        id: upstream
        run: |
          tag=$(curl -sSfL \
            -H 'Accept: application/vnd.github+json' \
            https://api.github.com/repos/EricLBuehler/mistral.rs/releases/latest \
            | jq -r .tag_name)
          echo "tag=${tag}" >> "$GITHUB_OUTPUT"
          echo "Upstream latest: ${tag}"

      - name: Get published version from our repo
        id: published
        run: |
          # Query our own dnf repo. If the version is there, we've already built it.
          # Strip leading 'v' because RPM versions don't use it.
          version="${UPSTREAM_TAG#v}"
          http_response_code=$(curl \
              --fail \
              --silent \
              --write-out "%{http_code}" \
              --output /dev/null \
              --head \
              --url "https://rpm.lair.cafe/fedora/43/x86_64/mistralrs-server-cuda13-${version}-1.fc43.x86_64.rpm")
          if [ "${http_response_code}" = "200" ]; then
            echo "already_built=true" >> "$GITHUB_OUTPUT"
          elif [ "${http_response_code}" = "404" ]; then
            echo "already_built=false" >> "$GITHUB_OUTPUT"
          else
            echo "Unexpected HTTP response code: ${http_response_code}"
            exit 1
          fi
        env:
          UPSTREAM_TAG: ${{ steps.upstream.outputs.tag }}

      - name: Trigger build workflow
        if: steps.published.outputs.already_built == 'false'
        run: |
          curl --fail --silent --show-error --location \
            --request POST \
            --header "Authorization: token ${{ secrets.GITEA_TOKEN }}" \
            --header 'Accept: application/json' \
            --url "${{ github.server_url }}/api/v1/repos/${{ github.repository }}/actions/workflows/build-release.yml/dispatches" \
            --data "{\"ref\":\"main\",\"inputs\":{\"tag\":\"${{ steps.upstream.outputs.tag }}\"}}"