ci.yaml

jobs:
  nixCI:
    name: Nix CI
    runs-on: ${{ matrix.os }}
    steps:
      - name: Checkout this repo
        uses: actions/checkout@v3
      - name: Install Nix
        uses: cachix/install-nix-action@v22
        with:
          extra_nix_config: "access-tokens = github.com=${{ secrets.GITHUB_TOKEN }}\nsubstituters = https://cache.nixos.org/ https://cache.iog.io https://nix-community.cachix.org https://deemp.cachix.org \ntrusted-public-keys = cache.nixos.org-1:6NCHdD59X431o0gWypbMrAURkbJ16ZPMQFGspcDShjY= nix-community.cachix.org-1:mB9FSh9qf2dCimDSUo8Zy7bkq5CX+/rkCWyvRCYg3Fs= hydra.iohk.io:f/Ea+s+dFdN+3Y/G+FDgSq+a5NEWhJGzdjvKNGv0/EQ= deemp.cachix.org-1:9shDxyR2ANqEPQEEYDL/xIOnoPwxHot21L5fiZnFL18=\nstore = ${{ matrix.store }}\nkeep-outputs = true\nkeep-derivations = true\n"
          install_url: https://releases.nixos.org/nix/nix-2.16.1/install
      - name: Restore and cache Nix store
        uses: actions/cache@v3.3.0
        with:
          key: ${{ runner.os }}-nix-${{ hashfiles('./flake.nix', './flake.lock') }}-cachix
          path: ${{ matrix.store }}
          restore-keys: |
            ${{ runner.os }}-nix-${{ hashfiles('./flake.nix', './flake.lock') }}-cachix
            ${{ runner.os }}-nix-
      - if: matrix.os == 'ubuntu-20.04'
        name: Config git for github-actions
        run: |
          git config user.name github-actions
          git config user.email github-actions@github.com
      - if: matrix.os == 'ubuntu-20.04'
        name: Update flake locks
        run: |
          git pull --rebase --autostash

          nix build .#updateLocks
          nix run .#updateLocks

          git commit -a -m "action: Update flake locks" && git push || echo ""
      - name: Log in to Cachix
        run: |
          nix build nixpkgs#cachix
          nix run nixpkgs#cachix -- authtoken ${{ secrets.CACHIX_AUTH_TOKEN }}
      - env:
          CACHIX_CACHE: ${{ secrets.CACHIX_CACHE }}
        name: Push flakes to Cachix
        run: |
          nix build .#pushToCachix
          nix run .#pushToCachix
      - name: Collect garbage in /nix/store
        run: nix store gc
    strategy:
      matrix:
        include:
          - os: macos-11
            store: auto
          - os: macos-12
            store: auto
          - os: ubuntu-20.04
            store: /home/runner/nix
          - os: ubuntu-22.04
            store: /home/runner/nix
name: Nix CI
"on":
  pull_request: {}
  push: {}
  schedule:
    - cron: 0 0 1 * *
  workflow_dispatch: {}