name: NixOS Module Tests

on:
  push:
    branches:
      - main
  pull_request:
    branches:
      - main

concurrency:
  group: ${{ github.workflow }}-$${{ github.head_ref || github.run_id }}
  cancel-in-progress: true

jobs:
  nix-module-check:
    runs-on: ubuntu-latest
    permissions:
      contents: read

    steps:
      - uses: actions/checkout@8e8c483db84b4bee98b60c0593521ed34d9990e8 # v6.0.1
        with:
          fetch-depth: 2

      - name: Get changed files
        id: changed-files
        uses: dorny/paths-filter@de90cc6fb38fc0963ad72b210f1f284cd68cea36 # v3.0.2
        with:
          filters: |
            nix:
              - 'nix/**'
              - 'flake.nix'
              - 'flake.lock'
            go:
              - 'go.*'
              - '**/*.go'
              - 'cmd/**'
              - 'hscontrol/**'

      - uses: NixOS/nix-installer-action@6b8548fe06acfb0155a50ab5d561accb215764cc # main
        if: steps.changed-files.outputs.nix == 'true' || steps.changed-files.outputs.go == 'true'

      - uses: Mic92/hestia/action@ff07bb902a9968ac0c3d0e51d90a606662a375d8 # main
        if: steps.changed-files.outputs.nix == 'true' || steps.changed-files.outputs.go == 'true'

      - name: Run NixOS module tests
        if: steps.changed-files.outputs.nix == 'true' || steps.changed-files.outputs.go == 'true'
        run: |
          echo "Running NixOS module integration test..."
          nix build .#checks.x86_64-linux.headscale -L --fallback