#
#  These are the different profiles that can be used when building NixOS.
#
#  flake.nix 
#   └─ ./hosts  
#       ├─ default.nix *
#       ├─ configuration.nix
#       ├─ home.nix
#       └─ ./desktop OR ./laptop OR ./vm
#            ├─ ./default.nix
#            └─ ./home.nix 
#

{ lib, inputs, nixpkgs, nixos-hardware, home-manager, nur, user, location, hyprland, agenix, ... }:

let
  system = "x86_64-linux";                                  # System architecture

  pkgs = import nixpkgs {
    inherit system;
    config.allowUnfree = true;                              # Allow proprietary software
  };

  lib = nixpkgs.lib;

in
{
  desktop = lib.nixosSystem {                                # Desktop profile
    inherit system;
    specialArgs = { inherit inputs user location hyprland nixos-hardware nur agenix; };
    modules = [
      agenix.nixosModules.default
      nur.nixosModules.nur
      #hyprland.nixosModules.default
      ./desktop
      ./configuration_desktop.nix
      nixos-hardware.nixosModules.common-cpu-amd
      nixos-hardware.nixosModules.common-gpu-amd
      nixos-hardware.nixosModules.common-pc-ssd
      

      home-manager.nixosModules.home-manager {
          nixpkgs.overlays = [
            nur.overlay
          ];
        home-manager.useGlobalPkgs = true;
        home-manager.useUserPackages = true;
        home-manager.extraSpecialArgs = { inherit user; };
        home-manager.users.${user} = {
        imports = [(import ./home.nix)] ++ [(import ./desktop/home.nix)];
        };
      }
    ];
  };

  laptop = lib.nixosSystem {                                # Laptop profile
    inherit system;
    specialArgs = { inherit inputs user location hyprland nixos-hardware nur agenix; };
    modules = [
      agenix.nixosModules.default
      nur.nixosModules.nur
      #hyprland.nixosModules.default
      ./laptop
      ./configuration_desktop.nix
      nixos-hardware.nixosModules.common-cpu-intel
      nixos-hardware.nixosModules.common-gpu-intel
      nixos-hardware.nixosModules.common-pc-ssd

      home-manager.nixosModules.home-manager {
          nixpkgs.overlays = [
            nur.overlay
          ];
        home-manager.useGlobalPkgs = true;
        home-manager.useUserPackages = true;
        home-manager.extraSpecialArgs = { inherit user; };
        home-manager.users.${user} = {
        imports = [(import ./home.nix)] ++ [(import ./laptop/home.nix)];
        };
      }
    ];
  };

  dmz = lib.nixosSystem {                                # Desktop profile
    inherit system;
    #user = "dmz-user";
    specialArgs = { inherit inputs user location nixos-hardware nur agenix; };
    modules = [
      agenix.nixosModules.default
      nur.nixosModules.nur
      ./server
      ./configuration_server.nix
      nixos-hardware.nixosModules.common-cpu-amd
      nixos-hardware.nixosModules.common-pc-ssd

      home-manager.nixosModules.home-manager {
          nixpkgs.overlays = [
            nur.overlay
          ];
        home-manager.useGlobalPkgs = true;
        home-manager.useUserPackages = true;
        home-manager.extraSpecialArgs = { inherit user; };
        home-manager.users.${user} = {
        imports = [(import ./home_server.nix)] ++ [(import ./server/home.nix)];
        };
      }
    ];
  };

  nas = lib.nixosSystem {                                # Desktop profile
    inherit system;
    #user = "dmz-user";
    specialArgs = { inherit inputs user location nixos-hardware nur agenix; };
    modules = [
      agenix.nixosModules.default
      nur.nixosModules.nur
      ./nas
      ./configuration_desktop.nix
      nixos-hardware.nixosModules.common-cpu-intel
      nixos-hardware.nixosModules.common-pc-ssd

      home-manager.nixosModules.home-manager {
          nixpkgs.overlays = [
            nur.overlay
          ];
        home-manager.useGlobalPkgs = true;
        home-manager.useUserPackages = true;
        home-manager.extraSpecialArgs = { inherit user; };
        home-manager.users.${user} = {
        imports = [(import ./home_server.nix)] ++ [(import ./nas/home.nix)];
        };
      }
    ];
  };


  q920 = lib.nixosSystem {                                # Laptop profile
    inherit system;
    specialArgs = { inherit inputs user location hyprland; };
    modules = [
      hyprland.nixosModules.default
      ./q920
      ./configuration.nix

      home-manager.nixosModules.home-manager {
        home-manager.useGlobalPkgs = true;
        home-manager.useUserPackages = true;
        home-manager.extraSpecialArgs = { inherit user; };
        home-manager.users.${user} = {
          imports = [(import ./home.nix)] ++ [(import ./q920/home.nix)];
        };
      }
    ];
  };

  vm = lib.nixosSystem {                                    # VM profile
    inherit system;
    specialArgs = { inherit inputs user location; };
    modules = [
      ./vm
      ./configuration.nix

      home-manager.nixosModules.home-manager {
        home-manager.useGlobalPkgs = true;
        home-manager.useUserPackages = true;
        home-manager.extraSpecialArgs = { inherit user; }; 
        home-manager.users.${user} = {
          imports = [(import ./home.nix)] ++ [(import ./vm/home.nix)];
        };
      }
    ];
  };
}