name: Nix

on:
  push:
    branches: ['main']
  pull_request:
  workflow_dispatch:

jobs:
  build:
    name: Build
    strategy:
      matrix:
        os: [ubuntu-latest, macos-latest]

    runs-on: ${{ matrix.os }}

    steps:
      - name: Checkout repository
        uses: actions/checkout@v4

      - name: Install Nix
        uses: DeterminateSystems/nix-installer-action@v14

      - name: Setup Nix cache
        uses: DeterminateSystems/magic-nix-cache-action@v8

      - name: Build refraction
        run: nix build --fallback --print-build-logs

  check:
    name: Check flake

    strategy:
      matrix:
        os: [ubuntu-latest, macos-latest]

    runs-on: ${{ matrix.os }}

    steps:
      - name: Checkout repository
        uses: actions/checkout@v4

      - name: Install Nix
        uses: DeterminateSystems/nix-installer-action@v14

      - name: Setup Nix cache
        uses: DeterminateSystems/magic-nix-cache-action@v8

      - name: Run checks
        run: |
          nix flake check --print-build-logs --show-trace