{ inputs, lib, ... }:

{
  flake = {
    modules.nixos.user =
      { pkgs, ... }:
      {
        users.users.user = {
          isNormalUser = true;
          shell = pkgs.fish;
          extraGroups = [
            "networkmanager"
            "wheel"
          ];
          openssh.authorizedKeys.keys = [
            "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAICQPkAyy+Du9Omc2WtnUF2TV8jFAF4H6mJi2D4IZ1nzg user@himalia"
            "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIO3Y0PVpGfJHonqDS7qoCFhqzUvqGq9I9sax+F9e/5cs user@io"
            "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIA1v3+q3EaruiiStWjubEJWvtejam/r41uoOpCdwJtLL user@rotterdam"
          ];
          hashedPassword = "$6$Pj7v/CpstyuWQQV0$cNujVDhfMBdwlGVEnnd8t71.kZPixbo0u25cd.874iaqLTH4V5fa1f98V5zGapjQCz5JyZmsR94xi00sUrntT0";
        };
      };

    homeConfigurations = {
      "user@rotterdam" = inputs.home-manager.lib.homeManagerConfiguration {
        pkgs = inputs.nixpkgs.legacyPackages.x86_64-linux;
        extraSpecialArgs = {
          inherit inputs;
          hostname = "rotterdam";
        };
        modules = [
          { nixpkgs.overlays = [ inputs.self.overlays.default ]; }
          {
            home = {
              username = "user";
              homeDirectory = "/home/user";
              stateVersion = "22.05";
            };
          }
          ((inputs.import-tree.initFilter (p: lib.hasSuffix ".nix" p)) ./_user)
        ]
        ++ (with inputs.self.modules.homeManager; [
          # system aspects
          base
          cli
          desktop
          gaming

          # other aspects
          stylix
          niri
        ]);
      };

      "user@io" = inputs.home-manager.lib.homeManagerConfiguration {
        pkgs = inputs.nixpkgs.legacyPackages.x86_64-linux;
        extraSpecialArgs = {
          inherit inputs;
          hostname = "io";
        };
        modules = [
          { nixpkgs.overlays = [ inputs.self.overlays.default ]; }
          {
            home = {
              username = "user";
              homeDirectory = "/home/user";
              stateVersion = "22.05";
            };
          }
          ((inputs.import-tree.initFilter (p: lib.hasSuffix ".nix" p)) ./_user)
        ]
        ++ (with inputs.self.modules.homeManager; [
          # system aspects
          base
          cli
          desktop

          # other aspect
          stylix
          niri
        ]);
      };
    };
  };
}