nix-dotfiles/flake.nix

{
  description = "Thor system configuration";

  inputs = {
    nixpkgs.url = "github:NixOS/nixpkgs/release-22.11";
    nixpkgs-u.url = "github:NixOS/nixpkgs/nixos-unstable";
    home-manager = {
      url = "github:nix-community/home-manager/release-22.05";
      inputs.nixpkgs.follows = "nixpkgs";
    };
    # home-manager-u = {
    #   url = "github:nix-community/home-manager";
    #   inputs.nixpkgs.follows = "nixpkgs-u";
    # };
    deploy-rs.url = "github:serokell/deploy-rs";
    flake-utils.url = "github:numtide/flake-utils";
    # nixos-generators.url = "github:nix-community/nixos-generators";
    nixos-hardware.url = "github:NixOS/nixos-hardware";
    nix-rice = {
      url = "github:bertof/nix-rice";
      inputs = {
        nixpkgs.follows = "nixpkgs";
        flake-utils.follows = "flake-utils";
      };
    };
    pre-commit-hooks = {
      url = "github:cachix/pre-commit-hooks.nix";
      inputs.nixpkgs.follows = "nixpkgs";
      inputs.flake-utils.follows = "flake-utils";
    };
    tex2nix = {
      url = "github:Mic92/tex2nix";
      inputs.nixpkgs.follows = "nixpkgs";
      inputs.flake-utils.follows = "flake-utils";
    };
  };

  outputs =
    { self
    , nixpkgs
    , nixpkgs-u
    , home-manager
    , deploy-rs
    , flake-utils
    , # , nixos-generators
      nixos-hardware
    , nix-rice
    , pre-commit-hooks
    , tex2nix
    ,
    }:
    let
      config = {
        allowUnfree = true;
        extraOptions = "experimental-features = nix-command flakes";
        permittedInsecurePackages = [
          "electron-9.4.4" # authy dependency
          "qtwebkit-5.212.0-alpha4" # mendeley dependency
        ];
      };

      overlays = [
        # Combine stable and unstable packages
        (_: _: {
          stable = import nixpkgs { inherit config overlays; };
          unstable = import nixpkgs-u { inherit config overlays; };
        })

        # Nix rice
        nix-rice.overlays.default
        (import ./rice.nix)

        # Flakes packages
        (self: _: {
          clipedit = self.callPackage ./custom/clipedit { };
          update-background = self.callPackage ./custom/update-background {
            backgrounds_directory = "$HOME/Immagini/Sfondi/1080+/1440+";
          };
          lockscreen = self.callPackage ./custom/lockscreen {
            palette = self.rice.colorPalette;
            font = self.rice.font.normal;
          };
          sddm-theme-clairvoyance = self.callPackage ./custom/sddm-theme-clairvoyance {
            wallpaper = ./wallpapers/comfy_waves.jpg;
          };
        })
      ];

      basic = with flake-utils.lib; eachDefaultSystem (system:
        let
          pkgs = import nixpkgs-u { inherit system config overlays; };
        in
        {
          formatter = pkgs.nixpkgs-fmt;

          checks = {
            pre-commit-check = pre-commit-hooks.lib.${system}.run {
              src = ./.;
              hooks = {
                deadnix.enable = true;
                nixpkgs-fmt.enable = true;
                nix-linter.enable = true;
                statix.enable = true;
              };
            };
          };

          devShells.default = pkgs.mkShell {
            buildInputs = with pkgs; [
              deploy-rs.packages.${system}.deploy-rs
            ];
            shellHook = ''
              ${self.checks.${system}.pre-commit-check.shellHook}
            '';
          };
        });

      commonModules = [
        # Nix configuration
        ({ pkgs, ... }: {
          nixpkgs = { inherit overlays config; };
          nix = {
            package = pkgs.nixVersions.stable;
            extraOptions = "experimental-features = nix-command flakes";
            registry = {
              stable = {
                from = {
                  id = "stable";
                  type = "indirect";
                };
                flake = nixpkgs;
              };
              unstable = {
                from = {
                  id = "unstable";
                  type = "indirect";
                };
                flake = nixpkgs-u;
              };
              tex2nix = {
                from = {
                  id = "tex2nix";
                  type = "indirect";
                };
                flake = tex2nix;
              };
            };
          };
        })

        # Home manager configuration
        home-manager.nixosModules.home-manager
        {
          home-manager = {
            useGlobalPkgs = true;
            useUserPackages = true;
          };
        }

        ./nixos_modules/bertof_user.nix
        ./nixos_modules/automatic-garbage-collection.nix
        ./nixos_modules/automatic-upgrade.nix
        ./nixos_modules/zerotier.nix
      ];

      thorConfig = {
        nixosConfigurations = {
          thor = nixpkgs.lib.nixosSystem rec {
            system = "x86_64-linux";
            modules =
              commonModules
              ++ [
                { nixpkgs.config = config // { cudaSupport = true; }; }
                ./thor/hardware-configuration.nix
                nixos-hardware.nixosModules.common-cpu-amd
                nixos-hardware.nixosModules.common-pc-ssd
                ./thor/configuration.nix

                ./nixos_modules/pro_audio.nix
                ./nixos_modules/sesar.nix
                ./nixos_modules/pentablet.nix

                { home-manager.users.bertof = import ./thor/hm.nix; }
              ];
          };
        };
      };

      odinConfig = {
        nixosConfigurations =
          let
            odinCommonModules = [
              nixos-hardware.nixosModules.common-cpu-intel
              nixos-hardware.nixosModules.common-pc-laptop
              nixos-hardware.nixosModules.common-pc-laptop-ssd
              ./odin/hardware-configuration.nix
              ./odin/common_configuration.nix

              ./nixos_modules/pro_audio.nix
              ./nixos_modules/sesar.nix
              ./nixos_modules/pentablet.nix

              { home-manager.users.bertof = import ./odin/hm.nix; }
            ];
          in
          rec {
            odin-nvidia = nixpkgs.lib.nixosSystem rec {
              system = "x86_64-linux";
              modules =
                commonModules
                ++ odinCommonModules
                ++ [
                  { nixpkgs.config = config // { cudaSupport = true; }; }
                  ./odin/configuration-nvidia.nix
                ];
            };

            odin-intel = nixpkgs.lib.nixosSystem rec {
              system = "x86_64-linux";
              modules =
                commonModules
                ++ odinCommonModules
                ++ [
                  ./odin/configuration-intel.nix
                ];
            };

            odin = odin-intel;
          };
      };

      freyaConfig = {
        nixosConfigurations = rec {
          freya = nixpkgs.lib.nixosSystem rec {
            system = "aarch64-linux";
            modules =
              commonModules
              ++ [
                nixos-hardware.nixosModules.raspberry-pi."4"
                ./freya/hardware-configuration.nix
                ./freya/configuration.nix
                { home-manager.users.bertof = import ./freya/hm.nix; }
              ];
          };
        };
      };

      baldurConfig = {
        nixosConfigurations = rec {
          baldur = nixpkgs.lib.nixosSystem rec {
            system = "x86_64-linux";
            modules =
              commonModules
              ++ [
                # nixos-hardware.nixosModules.common-cpu-amd
                # nixos-hardware.nixosModules.common-pc-ssd
                ./baldur/hardware-configuration.nix
                ./baldur/configuration.nix
                { home-manager.users.bertof = import ./baldur/hm.nix; }
              ];
          };
        };
      };

      lokiConfig = {
        nixosConfigurations = rec {
          loki = nixpkgs.lib.nixosSystem rec {
            system = "x86_64-linux";
            modules =
              commonModules
              ++ [
                nixos-hardware.nixosModules.common-cpu-intel
                nixos-hardware.nixosModules.common-pc-ssd
                ./loki/hardware-configuration.nix
                ./loki/configuration.nix
                { home-manager.users.bertof = import ./loki/hm.nix; }
              ];
          };
        };
      };
    in
    builtins.foldl' nixpkgs.lib.recursiveUpdate { } [
      basic
      thorConfig
      odinConfig
      freyaConfig
      baldurConfig
      lokiConfig
    ];
}