flake.nix

{
  description = "NixOS configuration";

  inputs = {
    nixpkgs.url = "github:nixos/nixpkgs/nixos-unstable";
    nixpkgs-unstable.url = "github:nixos/nixpkgs/nixos-unstable";

    home-manager = {
      url = "github:nix-community/home-manager/master";
      inputs.nixpkgs.follows = "nixpkgs";
    };

    plasma-manager = {
      url = "github:nix-community/plasma-manager/trunk";
      inputs.nixpkgs.follows = "nixpkgs";
      inputs.home-manager.follows = "home-manager";
    };

    stylix = {
      url = "github:danth/stylix/release-24.05";
      inputs.nixpkgs.follows = "nixpkgs";
      inputs.home-manager.follows = "home-manager";
    };

    sops-nix = {
      url = "github:mic92/sops-nix";
      inputs.nixpkgs.follows = "nixpkgs";
      inputs.nixpkgs-stable.follows = "nixpkgs";
    };

    lix = {
      url = "https://git.lix.systems/lix-project/nixos-module/archive/2.91.0.tar.gz";
      inputs.nixpkgs.follows = "nixpkgs";
    };

    nur = {
      url = "github:nix-community/nur";
    };

    #firefox-addons = {
    #  url = "git+https://git.sr.ht/~rycee/nur-expressions?dir=pkgs/firefox-addons";
    #  inputs.nixpkgs.follows = "nixpkgs";
    #};
  };

  outputs =
    {
      self,
      nixpkgs,
      nixpkgs-unstable,
      home-manager,
      plasma-manager,
      stylix,
      sops-nix,
      lix,
      nur,
      ...
    }@inputs:
    let
      system = "x86_64-linux";
      overlay-unstable = final: prev: {
        unstable = import nixpkgs-unstable {
          inherit system;
        };
      };
      pkgs = nixpkgs.legacyPackages.${system};
    in
    {
      nixosConfigurations.nixos = nixpkgs.lib.nixosSystem {
        specialArgs = {
          inherit inputs;
        };

        modules = [
          (
            { config, pkgs, ... }:
            {
              nixpkgs.overlays = [ 
                overlay-unstable
                nur.overlay
              ];
            }
          )

          lix.nixosModules.default

          ./system/configuration.nix

          stylix.nixosModules.stylix

          # https://nix-community.github.io/home-manager/index.xhtml#sec-flakes-nixos-module
          home-manager.nixosModules.home-manager
          {
            home-manager = {
              useGlobalPkgs = true;
              useUserPackages = true;
              backupFileExtension = "bak";

              sharedModules = [
                plasma-manager.homeManagerModules.plasma-manager
                inputs.sops-nix.homeManagerModules.sops
              ];

              users.thomas = import ./users/thomas;
            };
          }
        ];
      };
    };
}