# This can be built with nixos-rebuild --flake .#myhost build
{
  description = "the simplest flake for nixos-rebuild";

  inputs = {
    nixpkgs = {
      url = "github:NixOS/nixpkgs/nixos-22.11";
    };
    # inputs.emacs-overlay.url = "github:nix-community/emacs-overlay";
    # inputs.coricamu.url = "github:danth/coricamu";
    nixpkgs-unstable.url = "github:nixos/nixpkgs/nixos-unstable";
    simple-nixos-mailserver.url = "gitlab:simple-nixos-mailserver/nixos-mailserver/nixos-22.11";
    home-manager = {
      url = "github:nix-community/home-manager/release-22.11";
      inputs.nixpkgs.follows = "nixpkgs";
    };
    # alfis.url = "github:Revertron/Alfis";
    stylix = {
      url = "github:danth/stylix";
      inputs.nixpkgs.follows = "nixpkgs";
    };
    nixos-generators = {
      url = "github:nix-community/nixos-generators";
      inputs.nixpkgs.follows = "nixpkgs";
    };
    raspberry-pi-nix.url = "github:tstat/raspberry-pi-nix";
  };

  # Outputs can be anything, but the wiki + some commands define their own
  # specific keys. Wiki page: https://nixos.wiki/wiki/Flakes#Output_schema
  outputs = {
    self,
    nixpkgs,
    nixpkgs-unstable,
    home-manager,
    nixos-generators,
    # hm-unstable,
    stylix,
    # alfis,
    # colmena,
    # coricamu,
    # deploy-rs,
    zero,
    raspberry-pi-nix,
    simple-nixos-mailserver,
    ...
  } @inputs:
    let
      system = "x86_64-linux";
      overlay-unstable = final: prev: {
        # unstable = nixpkgs-unstable.legacyPackages.${prev.system};
        unstable = import nixpkgs-unstable {
          inherit system;
          config.allowUnfree = true;
        };
      };
    in {
      overlays = import ./overlays/unstable.nix { inherit inputs; };
      nixosConfigurations = {
        powerbook = nixpkgs.lib.nixosSystem {
          system = "x86_64-linux";
          specialArgs = self.colmena.meta.specialArgs;
          # Import our old system configuration.nix
          modules = self.colmena.powerbook.imports;
        };
        marigold = nixpkgs.lib.nixosSystem {
          system = "x86_64-linux";
          specialArgs = self.colmena.meta.specialArgs;
          # Import our old system configuration.nix
          modules = self.colmena.marigold.imports;
        };
      };
      packages."x86_64-linux" = {
        marigold-install-iso = nixos-generators.nixosGenerate {
          system = "x86_64-linux";
          modules = [
            ./hosts/iso.nix
            stylix.nixosModules.stylix
            home-manager.nixosModules.home-manager
            {
              home-manager.useGlobalPkgs = true;
              home-manager.useUserPackages = true;
              home-manager.users.cw = import ./users/home.nix { user = "cw"; pkgs = nixpkgs.legacyPackages.x86_64-linux; };
            }
          ];
          format = "install-iso";
        };
        marigold-iso = nixos-generators.nixosGenerate {
          system = "x86_64-linux";
          pkgs = nixpkgs.legacyPackages.x86_64-linux;
          modules = [
            ./hosts/iso.nix
            stylix.nixosModules.stylix
            home-manager.nixosModules.home-manager
            {
              home-manager.useGlobalPkgs = true;
              home-manager.useUserPackages = true;
              home-manager.users.cw = import ./users/home.nix { user = "cw"; pkgs = nixpkgs.legacyPackages.x86_64-linux; };
            }
          ];
          format = "iso";
        };
      };
      colmena = {
        meta = {
          nixpkgs = import nixpkgs {
            system = "x86_64-linux";
            overlays = [];
          };
          nodeNixpkgs.bike = import nixpkgs {
            system = "aarch64-linux";
          };
          specialArgs = inputs;
        };
        marigold = {
          imports = [
            ./WIP/hosts/marigold.nix
          ];
          deployment.targetHost = "marigold.cw.ygg";
        };
        moto = {
          imports = [
            ./WIP/hosts/moto.nix
          ];
          deployment.targetHost = "moto.cw.ygg";
        };
        powerbook = {
          imports = [
            ./WIP/hosts/powerbook.nix
            ({ config, pkgs, ... }: { nixpkgs.overlays = [ overlay-unstable ]; })
            home-manager.nixosModules.home-manager
          ];
          deployment = {
            allowLocalDeployment = true;
            targetHost = null;
          };
        };
        kernelpanic = {
          imports = [
            ./WIP/hosts/kernelpanic.nix
            home-manager.nixosModules.home-manager
            stylix.nixosModules.stylix
            simple-nixos-mailserver.nixosModule
          ];
          deployment = {
            targetHost = "kernelpanic.cw.ygg";
            keys = {
              "yggdrasil.conf.secret" = {
                keyFile = "./secrets/yggdrasil-kernelpanic.conf";
                uploadAt = "pre-activation";
              };
            };
          };
        };
        telescreen = {
          imports = [
            ./WIP/hosts/telescreen.nix
            home-manager.nixosModules.home-manager
            stylix.nixosModules.stylix
          ];
          deployment = {
            targetHost = "telescreen.cw.ygg";
          };
        };
      };
    };
}