Add retroarch to home config, modularize nixos config.

home-manager/home.nix

@@ -50,7 +50,11 @@
     lazygit # Amazing git tui
     lm_sensors # Sensor monitoring tool
     (nerdfonts.override { fonts = [ "CascadiaCode" ]; }) # Best font
-
+    (retroarch.override {
+      cores = with libretro; [
+        snes9x
+      ];
+    })
 
     # # You can also create simple shell scripts directly inside your
     # # configuration. For example, this adds a command 'my-hello' to your

nixos/configuration.nix

@@ -5,18 +5,16 @@
   imports =
     [
       ./hardware-configuration.nix
+      ./modules/wifi-dongle.nix
+      ./modules/disable-hibernation.nix
+      ./modules/dns-over-https.nix
+      ./modules/nvidia.nix
     ];
 
   # Bootloader.
   boot.loader.systemd-boot.enable = true;
   boot.loader.efi.canTouchEfiVariables = true;
 
-  # Modules
-  boot.blacklistedKernelModules = [ "rtl8xxxu" "iwlwifi"];
-  boot.extraModulePackages = with config.boot.kernelPackages; [
-    rtl8192eu
-  ];
-
   # Set the hostname
   networking.hostName = "nixos";
 
@@ -26,63 +24,16 @@
   # Allow unfree packages
   nixpkgs.config.allowUnfree = true;
 
-  # Disable hibernation, sleep and other friends
-  systemd.targets = {
-    sleep = {
-      enable = false;
-      unitConfig.DefaultDependencies = "no";
-    };
-    suspend = {
-      enable = false;
-      unitConfig.DefaultDependencies = "no";
-    };
-    hibernate = {
-      enable = false;
-      unitConfig.DefaultDependencies = "no";
-    };
-    "hybrid-sleep" = {
-      enable = false;
-      unitConfig.DefaultDependencies = "no";
-    };
-  };
-
   # Enable networking
   networking.networkmanager.enable = true;
 
-  # Set your time zone.
-  time.timeZone = "Europe/Zagreb";
-
   # Set iwd as wifi backend
   networking.wireless.iwd.enable = true;
   networking.networkmanager.wifi.backend = "iwd";
   networking.networkmanager.wifi.powersave = false;
 
-  ### --- Enabling DNS Over HTTPS --- ###
-
-  # make network manager not set a default dns
-  networking.networkmanager.dns = "none";
-
-  # set dns to local nameservers
-  networking.nameservers = [ "127.0.0.1" "::1" ];
-
-  # Dnscrypt for dns over https
-  services.dnscrypt-proxy2 = {
-    enable = true;
-    settings = {
-      ipv6_servers = true;
-      require_dnssec = true;
-      sources.public-resolvers = {
-        urls = [
-          "https://raw.githubusercontent.com/DNSCrypt/dnscrypt-resolvers/master/v3/public-resolvers.md"
-          "https://download.dnscrypt.info/resolvers-list/v3/public-resolvers.md"
-        ];
-        cache_file = "/var/lib/dnscrypt-proxy2/public-resolvers.md";
-        minisign_key = "RWQf6LRCGA9i53mlYecO4IzT51TGPpvWucNSCh1CBM0QTaLn73Y7GFO3";
-      };
-      # use mullvad dns server
-      server_names = [ "mullvad-base-doh" ];
-    };
-  };
+  # Set your time zone.
+  time.timeZone = "Europe/Zagreb";
 
   # Select internationalisation properties.
   i18n.defaultLocale = "en_US.UTF-8";
@@ -112,7 +63,7 @@
   # Enable touchpad support
   services.xserver.libinput.enable = true;
 
-  # Enable the KDE Plasma Desktop Environment.
+  # Enable sddm with catppuccin theme and fix virtual keyboard bug
   services.xserver.displayManager.sddm = {
     enable = true;
     theme = "catppuccin-sddm-corners";
@@ -123,6 +74,8 @@
       };
     };
   };
+
+  # Setup plasma with excluding a couple unnecesarry packages
   services.xserver.desktopManager.plasma5.enable = true;
   environment.plasma5.excludePackages = with pkgs.libsForQt5; [
     plasma-browser-integration
@@ -131,7 +84,7 @@
   ];
 
   # Enable CUPS to print documents.
-  services.printing.enable = false;
+  services.printing.enable = true;
 
   # Enable gvfs
   services.gvfs.enable = true;
@@ -154,34 +107,6 @@
     driSupport32Bit = true;
   };
 
-  # Nvidia settings
-  hardware.nvidia = {
-
-    # Modesetting is required.
-    modesetting.enable = true;
-
-    # Nvidia power management. Experimental, and can cause sleep/suspend to fail.
-    powerManagement.enable = true;
-
-    # Nvidia fine grainder power management, super experimental.
-    powerManagement.finegrained = false;
-
-    open = false;
-
-    # Enable the Nvidia settings menu,
-    nvidiaSettings = true;
-
-    # Optionally, you may need to select the appropriate driver version for your specific GPU.
-    package = config.boot.kernelPackages.nvidiaPackages.stable;
-  };
-
-  # Nvidia prime settings
-  hardware.nvidia.prime = {
-    reverseSync.enable = true;
-    intelBusId = "PCI:5:0:0";
-    nvidiaBusId = "PCI:1:0:0";
-  };
-
   # Enable bluetooth
   hardware.bluetooth.enable = true;
 
@@ -263,13 +188,6 @@
     isNormalUser = true;
     description = "Crony";
     extraGroups = [ "networkmanager" "wheel" ];
-    packages = with pkgs; [
-      (retroarch.override {
-        cores = with libretro; [
-          snes9x
-        ];
-      })
-    ];
     shell = pkgs.zsh;
   };
 

nixos/modules/disable-hibernation.nix

@@ -0,0 +1,22 @@
+{ ... }:
+{
+  # Disable hibernation, sleep and other friends
+  systemd.targets = {
+    sleep = {
+      enable = false;
+      unitConfig.DefaultDependencies = "no";
+    };
+    suspend = {
+      enable = false;
+      unitConfig.DefaultDependencies = "no";
+    };
+    hibernate = {
+      enable = false;
+      unitConfig.DefaultDependencies = "no";
+    };
+    "hybrid-sleep" = {
+      enable = false;
+      unitConfig.DefaultDependencies = "no";
+    };
+  };
+}

nixos/modules/dns-over-https.nix

@@ -0,0 +1,29 @@
+{ ... }:
+{
+  ### --- Enabling DNS Over HTTPS --- ###
+
+  # make network manager not set a default dns
+  networking.networkmanager.dns = "none";
+
+  # set dns to local nameservers
+  networking.nameservers = [ "127.0.0.1" "::1" ];
+
+  # Dnscrypt for dns over https
+  services.dnscrypt-proxy2 = {
+    enable = true;
+    settings = {
+      ipv6_servers = true;
+      require_dnssec = true;
+      sources.public-resolvers = {
+        urls = [
+          "https://raw.githubusercontent.com/DNSCrypt/dnscrypt-resolvers/master/v3/public-resolvers.md"
+          "https://download.dnscrypt.info/resolvers-list/v3/public-resolvers.md"
+        ];
+        cache_file = "/var/lib/dnscrypt-proxy2/public-resolvers.md";
+        minisign_key = "RWQf6LRCGA9i53mlYecO4IzT51TGPpvWucNSCh1CBM0QTaLn73Y7GFO3";
+      };
+      # use mullvad dns server
+      server_names = [ "mullvad-base-doh" ];
+    };
+  };
+}

nixos/modules/nvidia.nix

@@ -0,0 +1,31 @@
+{ config, ... }:
+{
+  # Nvidia settings
+  hardware.nvidia = {
+
+    # Modesetting is required.
+    modesetting.enable = true;
+
+    # Nvidia power management. Experimental, and can cause sleep/suspend to fail.
+    powerManagement.enable = true;
+
+    # Nvidia fine grainder power management, super experimental.
+    powerManagement.finegrained = false;
+
+    # Open kernel drivers
+    open = false;
+
+    # Enable the Nvidia settings menu,
+    nvidiaSettings = true;
+
+    # Optionally, you may need to select the appropriate driver version for your specific GPU.
+    package = config.boot.kernelPackages.nvidiaPackages.stable;
+  };
+
+  # Nvidia optimus prime settings
+  hardware.nvidia.prime = {
+    reverseSync.enable = true;
+    intelBusId = "PCI:5:0:0";
+    nvidiaBusId = "PCI:1:0:0";
+  };
+}

nixos/modules/wifi-dongle.nix

@@ -0,0 +1,8 @@
+{ config, ...  }:
+{
+  # Setup correct modules for tplink wifi dongle and disable builtin wifi card.
+  boot.blacklistedKernelModules = [ "rtl8xxxu" "iwlwifi" ];
+  boot.extraModulePackages = with config.boot.kernelPackages; [
+    rtl8192eu
+  ];
+}