nix-config/flake.nix

{
  description = "GHOSCHT's NixOS config";

  inputs = {
    # Nixpkgs
    nixpkgs.url = "github:nixos/nixpkgs/nixos-24.11";
    nixpkgs-unstable.url = "github:nixos/nixpkgs/nixos-unstable";

    # Home manager
    home-manager = {
      url = "github:nix-community/home-manager/release-24.11";
      inputs.nixpkgs.follows = "nixpkgs";
    };

    hardware.url = "github:nixos/nixos-hardware";

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

    firefox-addons = {
      url = "gitlab:rycee/nur-expressions?dir=pkgs/firefox-addons";
      inputs.nixpkgs.follows = "nixpkgs";
    };

    arkenfox = {
      url = "github:dwarfmaster/arkenfox-nixos";
      inputs.nixpkgs.follows = "nixpkgs";
    };

    xremap = {
      url = "github:xremap/nix-flake";
      inputs.nixpkgs.follows = "nixpkgs";
    };

    flatpaks = {
      url = "github:GermanBread/declarative-flatpak/stable-v3";
      inputs.nixpkgs.follows = "nixpkgs";
    };

    heliox-cli = {
      url = "git+https://git.ghoscht.com/heliox/cli?ref=custom-dimming";
      inputs.nixpkgs.follows = "nixpkgs";
    };

    picokontroller = {
      url = "git+https://git.ghoscht.com/ghoscht/picoKontroller";
      inputs.nixpkgs.follows = "nixpkgs";
    };

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

    arion = {
      url = "github:hercules-ci/arion";
      inputs.nixpkgs.follows = "nixpkgs";
    };

    stylix = {
      url = "github:danth/stylix";
      inputs.nixpkgs.follows = "nixpkgs";
    };

    nixvim = {
      url = "github:nix-community/nixvim/nixos-24.11";
      inputs.nixpkgs.follows = "nixpkgs";
    };
  };

  outputs =
    { self
    , nixpkgs
    , home-manager
    , ...
    } @ inputs:
    let
      inherit (self) outputs;
      # Supported systems for your flake packages, shell, etc.
      systems = [
        "aarch64-linux"
        "i686-linux"
        "x86_64-linux"
        "aarch64-darwin"
        "x86_64-darwin"
      ];
      # This is a function that generates an attribute by calling a function you
      # pass to it, with each system as an argument
      forAllSystems = nixpkgs.lib.genAttrs systems;
      vars = import ./vars.nix;
    in
    {
      # Your custom packages
      # Accessible through 'nix build', 'nix shell', etc
      packages = forAllSystems (system: import ./pkgs nixpkgs.legacyPackages.${system});
      # Formatter for your nix files, available through 'nix fmt'
      # Other options beside 'alejandra' include 'nixpkgs-fmt'
      formatter = forAllSystems (system: nixpkgs.legacyPackages.${system}.alejandra);

      # Your custom packages and modifications, exported as overlays
      overlays = import ./overlays { inherit inputs; };
      # Reusable nixos modules you might want to export
      # These are usually stuff you would upstream into nixpkgs
      nixosModules = import ./modules/nixos;
      # Reusable home-manager modules you might want to export
      # These are usually stuff you would upstream into home-manager
      homeManagerModules = import ./modules/home-manager;

      # NixOS configuration entrypoint
      # Available through 'nixos-rebuild --flake .#your-hostname'
      nixosConfigurations = {
        adalbert = nixpkgs.lib.nixosSystem {
          specialArgs = { inherit inputs outputs vars; };
          modules = [
            ./hosts/adalbert
          ];
        };
        ludwig = nixpkgs.lib.nixosSystem {
          specialArgs = { inherit inputs outputs vars; };
          modules = [
            ./hosts/ludwig
          ];
        };
        leopold = nixpkgs.lib.nixosSystem {
          specialArgs = { inherit inputs outputs vars; };
          modules = [
            ./hosts/leopold
          ];
        };
        franz = nixpkgs.lib.nixosSystem {
          specialArgs = { inherit inputs outputs vars; };
          modules = [
            ./hosts/franz
          ];
        };
        # build with nix build .#nixosConfigurations.eustachius.config.system.build.sdImage
        eustachius = nixpkgs.lib.nixosSystem {
          system = "aarch64-linux";
          modules = [
            "${nixpkgs}/nixos/modules/installer/sd-card/sd-image-aarch64-installer.nix"
            ./hosts/eustachius

            # extra config for sdImage generator
            {
              sdImage.compressImage = false;
            }
          ];
        };
      };

      # Standalone home-manager configuration entrypoint
      # Available through 'home-manager --flake .#your-username@your-hostname'
      homeConfigurations = {
        "${vars.user}@adalbert" = home-manager.lib.homeManagerConfiguration {
          pkgs = nixpkgs.legacyPackages.x86_64-linux; # Home-manager requires 'pkgs' instance
          extraSpecialArgs = { inherit inputs outputs vars; };
          modules = [
            ./home/adalbert.nix
          ];
        };
      };
      "${vars.user}@ludwig" = home-manager.lib.homeManagerConfiguration {
        pkgs = nixpkgs.legacyPackages.x86_64-linux; # Home-manager requires 'pkgs' instance
        extraSpecialArgs = { inherit inputs outputs vars; };
        modules = [
          ./home/ludwig.nix
        ];
      };
      "${vars.user}@franz" = home-manager.lib.homeManagerConfiguration {
        pkgs = nixpkgs.legacyPackages.x86_64-linux; # Home-manager requires 'pkgs' instance
        extraSpecialArgs = { inherit inputs outputs vars; };
        modules = [
          ./home/franz.nix
        ];
      };
      # "${vars.user}@eustachius" = home-manager.lib.homeManagerConfiguration {
      #   pkgs = nixpkgs.legacyPackages.aarch64-linux; # Home-manager requires 'pkgs' instance
      #   extraSpecialArgs = {inherit inputs outputs vars;};
      #   modules = [
      #     ./home/eustachius.nix
      #   ];
      # };
    };
}