Put functionalities into modules

modules/home/desktop/default.nix

@@ -26,6 +26,7 @@ in
   ];
 
   config = lib.mkIf cfg.enable {
+    # systemd.user.sessionVariables.GTK_THEME = "Catppuccin-Mocha-Compact-Blue-dark";
     prism = {
       enable = true;
       wallpapers = ./wallpapers;

modules/home/gammastep/default.nix

@@ -0,0 +1,41 @@
+{
+  # Snowfall Lib provides a customized `lib` instance with access to your flake's library
+  # as well as the libraries available from your flake's inputs.
+  lib,
+  # An instance of `pkgs` with your overlays and packages applied is also available.
+  pkgs,
+  # You also have access to your flake's inputs.
+  inputs,
+
+  # Additional metadata is provided by Snowfall Lib.
+  system, # The system architecture for this host (eg. `x86_64-linux`).
+  target, # The Snowfall Lib target for this system (eg. `x86_64-iso`).
+  format, # A normalized name for the system target (eg. `iso`).
+  virtual, # A boolean to determine whether this system is a virtual target using nixos-generators.
+  systems, # An attribute map of your defined hosts.
+
+  # All other arguments come from the module system.
+  config,
+  host,
+  ...
+}:
+
+with lib;
+
+let
+  cfg = config.modules.gammastep;
+in
+{
+  options.modules.gammastep = {
+    enable = mkOption { default = false; };
+  };
+
+  config = mkIf cfg.enable {
+    services.gammastep = {
+      enable = true;
+      latitude = 47.92;
+      longitude = 10.12;
+      provider = "manual";
+    };
+  };
+}

modules/nixos/hyprland/default.nix

@@ -0,0 +1,37 @@
+{
+  # Snowfall Lib provides a customized `lib` instance with access to your flake's library
+  # as well as the libraries available from your flake's inputs.
+  lib,
+  # An instance of `pkgs` with your overlays and packages applied is also available.
+  pkgs,
+  # You also have access to your flake's inputs.
+  inputs,
+
+  # Additional metadata is provided by Snowfall Lib.
+  namespace, # The namespace used for your flake, defaulting to "internal" if not set.
+  system, # The system architecture for this host (eg. `x86_64-linux`).
+  target, # The Snowfall Lib target for this system (eg. `x86_64-iso`).
+  format, # A normalized name for the system target (eg. `iso`).
+  virtual, # A boolean to determine whether this system is a virtual target using nixos-generators.
+  systems, # An attribute map of your defined hosts.
+
+  # All other arguments come from the module system.
+  config,
+  ...
+}:
+
+let
+  cfg = config.modules.hyprland;
+in
+{
+  options.modules.hyprland = {
+    enable = lib.mkOption { default = false; };
+  };
+
+  config = lib.mkIf cfg.enable {
+    programs.hyprland.enable = true;
+    programs.hyprland.package = inputs.hyprland.packages.${pkgs.system}.hyprland;
+    programs.hyprland.xwayland.enable = true;
+    security.pam.services.hyprlock = { };
+  };
+}

modules/nixos/thunar/default.nix

@@ -0,0 +1,42 @@
+{
+  # Snowfall Lib provides a customized `lib` instance with access to your flake's library
+  # as well as the libraries available from your flake's inputs.
+  lib,
+  # An instance of `pkgs` with your overlays and packages applied is also available.
+  pkgs,
+  # You also have access to your flake's inputs.
+  inputs,
+
+  # Additional metadata is provided by Snowfall Lib.
+  namespace, # The namespace used for your flake, defaulting to "internal" if not set.
+  system, # The system architecture for this host (eg. `x86_64-linux`).
+  target, # The Snowfall Lib target for this system (eg. `x86_64-iso`).
+  format, # A normalized name for the system target (eg. `iso`).
+  virtual, # A boolean to determine whether this system is a virtual target using nixos-generators.
+  systems, # An attribute map of your defined hosts.
+
+  # All other arguments come from the module system.
+  config,
+  ...
+}:
+
+let
+  cfg = config.modules.thunar;
+in
+{
+  options.modules.thunar = {
+    enable = lib.mkOption { default = false; };
+  };
+
+  config = lib.mkIf cfg.enable {
+    programs.thunar.enable = true;
+    programs.xfconf.enable = true; # Persist saved preferences
+    programs.thunar.plugins = with pkgs.xfce; [
+      thunar-archive-plugin
+      thunar-volman
+      thunar-media-tags-plugin
+    ];
+    services.gvfs.enable = true; # Mount, trash, and other functionalities
+    services.tumbler.enable = true; # Thumbnail support for images
+  };
+}

modules/nixos/wayland/default.nix

@@ -0,0 +1,39 @@
+{
+  # Snowfall Lib provides a customized `lib` instance with access to your flake's library
+  # as well as the libraries available from your flake's inputs.
+  lib,
+  # An instance of `pkgs` with your overlays and packages applied is also available.
+  pkgs,
+  # You also have access to your flake's inputs.
+  inputs,
+
+  # Additional metadata is provided by Snowfall Lib.
+  namespace, # The namespace used for your flake, defaulting to "internal" if not set.
+  system, # The system architecture for this host (eg. `x86_64-linux`).
+  target, # The Snowfall Lib target for this system (eg. `x86_64-iso`).
+  format, # A normalized name for the system target (eg. `iso`).
+  virtual, # A boolean to determine whether this system is a virtual target using nixos-generators.
+  systems, # An attribute map of your defined hosts.
+
+  # All other arguments come from the module system.
+  config,
+  ...
+}:
+
+let
+  cfg = config.modules.wayland;
+in
+{
+  options.modules.wayland = {
+    enable = lib.mkOption { default = false; };
+  };
+
+  config = lib.mkIf cfg.enable {
+    environment.sessionVariables.NIXOS_OZONE_WL = "1"; # Hint electron apps to use wayland
+
+    environment.systemPackages = with pkgs; [
+      kdePackages.qtwayland
+      wl-clipboard
+    ];
+  };
+}