name: Build

on:
  workflow_call:
    inputs:
      command:
        required: true
        type: string
        description: Command to run
    secrets:
      CACHIX_AUTH_TOKEN:
        required: false

jobs:
  build:
    runs-on: ubuntu-latest
    steps:
      - name: Install Nix
        uses: nixbuild/nix-quick-install-action@v31
        with:
          nix_conf: |
            keep-env-derivations = true
            keep-outputs = true

      - name: Restore and save Nix store
        uses: nix-community/cache-nix-action@v6
        with:
          # restore and save a cache using this key (per job)
          primary-key: nix-${{ runner.os }}-${{ github.job }}
          # if there's no cache hit, restore a cache by this prefix
          restore-prefixes-first-match: nix-${{ runner.os }}
          # collect garbage until the Nix store size (in bytes) is at most this number
          # before trying to save a new cache
          gc-max-store-size-linux: 5G

      - uses: cachix/cachix-action@v15
        with:
          name: hyprland
          authToken: "${{ secrets.CACHIX_AUTH_TOKEN }}"

      - run: ${{ inputs.command }}