nixos-config/flake.nix

{
  description = "gwg313 Nix configs";

  inputs = {
    # Nixpkgs
    #nixpkgs.url = "github:nixos/nixpkgs/nixos-23.05";
    nixpkgs.url = "github:nixos/nixpkgs/nixos-unstable";
    # You can access packages and modules from different nixpkgs revs
    # at the same time. Here's an working example:
    nixpkgs-unstable.url = "github:nixos/nixpkgs/nixos-unstable";
    # Also see the 'unstable-packages' overlay at 'overlays/default.nix'.

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

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

    hyprland = {
      url = "github:hyprwm/Hyprland";
      # Don't follow nixpkgs or cache will miss
      # inputs.nixpkgs.follows = "nixpkgs";
    };

    devenv = {
      url = "github:cachix/devenv/main";
      inputs.nixpkgs.follows = "nixpkgs";
    };

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

    neovim-config.url = "github:gwg313/nvim-nix";

    sops-nix.url = "github:Mic92/sops-nix";

    superfile = {
      url = "github:MHNightCat/superfile";
    };

    pre-commit-hooks.url = "github:cachix/pre-commit-hooks.nix";
    pre-commit-hooks.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;
    user = "gwg313";
  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;

    devShells = forAllSystems (
      system: let
        pkgs = nixpkgs.legacyPackages.${system};
      in {
        default = pkgs.mkShell {
          inherit (self.checks.${system}.pre-commit-check) shellHook;
          buildInputs = with pkgs; [
            alejandra
          ];
        };
      }
    );

    checks = forAllSystems (
      system: let
        pkgs = nixpkgs.legacyPackages.${system};
      in {
        pre-commit-check = inputs.pre-commit-hooks.lib.${system}.run {
          src = ./.;
          hooks = {
            alejandra.enable = true;
          };
        };
      }
    );

    # NixOS configuration entrypoint
    # Available through 'nixos-rebuild --flake .#your-hostname'
    nixosConfigurations = {
      candlekeep = nixpkgs.lib.nixosSystem {
        specialArgs = {inherit user inputs outputs;};
        modules = [
          # > Our main nixos configuration file <
          ./hosts/candlekeep/configuration.nix
        ];
      };
    };

    nixosConfigurations = {
      grymforge = nixpkgs.lib.nixosSystem {
        specialArgs = {inherit user inputs outputs;};
        modules = [
          # > Our main nixos configuration file <
          ./hosts/grymforge/configuration.nix
        ];
      };
    };

    # Standalone home-manager configuration entrypoint
    # Available through 'home-manager --flake .#your-username@your-hostname'
    homeConfigurations = {
      "gwg313@candlekeep" = home-manager.lib.homeManagerConfiguration {
        pkgs = nixpkgs.legacyPackages.x86_64-linux; # Home-manager requires 'pkgs' instance
        extraSpecialArgs = {inherit inputs outputs;};
        modules = [
          # > Our main home-manager configuration file <
          ./home-manager/machines/candlekeep.nix
          inputs.stylix.homeManagerModules.stylix
        ];
      };
    };

    homeConfigurations = {
      "gwg313@grymforge" = home-manager.lib.homeManagerConfiguration {
        pkgs = nixpkgs.legacyPackages.x86_64-linux; # Home-manager requires 'pkgs' instance
        extraSpecialArgs = {inherit inputs outputs;};
        modules = [
          # > Our main home-manager configuration file <
          ./home-manager/machines/grymforge.nix
          inputs.stylix.homeManagerModules.stylix
        ];
      };
    };

    homeConfigurations = {
      "gwg313@dorino" = home-manager.lib.homeManagerConfiguration {
        pkgs = nixpkgs.legacyPackages.x86_64-linux; # Home-manager requires 'pkgs' instance
        extraSpecialArgs = {inherit inputs outputs;};
        modules = [
          # > Our main home-manager configuration file <
          ./home-manager/machines/dorino.nix
          inputs.stylix.homeManagerModules.stylix
        ];
      };
    };
  };
}