nixos/flake.nix

{
  description = "Main nixos system configuration management by Jonas Hahn";

  inputs = {
    nixpkgs.url = "nixpkgs/nixos-25.05";
    nixpkgs-unstable.url = "nixpkgs/nixos-unstable";

    sops-nix = {
      url = "github:Mic92/sops-nix";
      inputs.nixpkgs.follows = "nixpkgs";
    };

    home-manager = {
      url = "github:nix-community/home-manager/release-25.05";
      inputs.nixpkgs.follows = "nixpkgs";
    };
  };

  # Understand what everything does
  outputs =
    { self, nixpkgs, nixpkgs-unstable, sops-nix, home-manager, ... }@inputs:
    let
      system = "x86_64-linux";

      overlay-unstable = final: prev: {
        unstable = nixpkgs-unstable.legacyPackages.${prev.system};
      };

      helperModules = [
        ({ config, pkgs, ... }: { nixpkgs.overlays = [ overlay-unstable ]; })
        home-manager.nixosModules.home-manager
        {
          home-manager.useGlobalPkgs = true;
          home-manager.useUserPackages = true;
          home-manager.extraSpecialArgs = { inherit inputs; };
          home-manager.users.jonas = import ./user/home.nix;
        }
      ];

      mkHost = name: path:
        nixpkgs.lib.nixosSystem {
          inherit system;
          specialArgs = { inherit inputs; };
          modules = [ path sops-nix.nixosModules.sops ] ++ helperModules;
        };
    in {
      nixosConfigurations = {
        thinix = mkHost "thinix" ./hosts/thinix-thinkpad/configuration.nix;
        nixyos = mkHost "nixyos" ./hosts/nixyos-asus/configuration.nix;
        minoxy = mkHost "minoxy" ./hosts/minoxy-workstation/configuration.nix;
      };
    };
}