name: Publish

on:
  push:
    tags:
      - "v?[0-9]+.[0-9]+.[0-9]+*"
  workflow_dispatch:
    inputs:
      tag:
        description: "The existing tag to publish"
        type: "string"
        required: true

jobs:
  flakehub:
    name: Publish to FlakeHub

    runs-on: ubuntu-latest

    permissions:
      id-token: write

    steps:
      - name: Checkout repository
        uses: actions/checkout@v4
        with:
          ref: ${{ inputs.tag }}

      - name: Install Nix
        uses: cachix/install-nix-action@v31

      - name: Push to FlakeHub
        uses: DeterminateSystems/flakehub-push@v5
        with:
          tag: ${{ inputs.tag }}
          visibility: "public"

  flakestry:
    name: Publish to Flakestry

    runs-on: ubuntu-latest

    permissions:
      id-token: write

    steps:
      - name: Checkout repository
        uses: actions/checkout@v4
        with:
          ref: ${{ inputs.tag }}

      - name: Install Nix
        uses: cachix/install-nix-action@v31

      - name: Push to Flakestry
        # Flakestry sometimes sends bad responses even when
        # the flake *has* been published
        continue-on-error: true
        uses: flakestry/flakestry-publish@main
        with:
          version: ${{ inputs.tag }}