niri: use nix for config

modules/home/niri/niri.nix

@@ -1,4 +1,4 @@
-{ pkgs, ... }:
+{ pkgs, config, ... }:
 {
   home.packages = with pkgs; [
     swayosd
@@ -53,5 +53,182 @@
   programs.fuzzel.enable = true;
 
   services.wpaperd.enable = true;
-  programs.niri.config = builtins.readFile ./config.kdl;
+  # programs.niri.config = builtins.readFile ./config.kdl;
+  programs.niri.settings = {
+    prefer-no-csd = true;
+    spawn-at-startup = [
+      { command = [ "wpaperd" ]; }
+    ];
+
+    window-rules = [
+      {
+        geometry-corner-radius =
+          let
+            r = 8.0;
+          in
+          {
+            top-left = r;
+            top-right = r;
+            bottom-left = r;
+            bottom-right = r;
+          };
+        clip-to-geometry = true;
+      }
+    ];
+
+    hotkey-overlay.skip-at-startup = true;
+
+    input = {
+      keyboard = {
+        xkb.layout = "it";
+        xkb.options = "caps:capslock";
+        track-layout = "global";
+      };
+      touchpad = {
+        natural-scroll = true;
+        scroll-method = "two-finger";
+        click-method = "button-areas";
+      };
+      mouse = {
+        accel-speed = -0.8;
+      };
+      focus-follows-mouse.enable = true;
+      focus-follows-mouse.max-scroll-amount = "5%";
+    };
+
+    layout = {
+      preset-column-widths = [
+        { proportion = 1.0 / 3.0; }
+        { proportion = 1.0 / 2.0; }
+        { proportion = 2.0 / 3.0; }
+      ];
+      default-column-width.proportion = 1.0 / 2.0;
+      focus-ring = {
+        active.color = "#8d4eef";
+        inactive.color = "#505050";
+      };
+    };
+
+    binds = with config.lib.niri.actions; {
+      "XF86AudioRaiseVolume" = {
+        action.spawn = [
+          "swayosd-client"
+          "--output-volume=raise"
+        ];
+        allow-when-locked = true;
+      };
+      "XF86AudioLowerVolume" = {
+        action.spawn = [
+          "swayosd-client"
+          "--output-volume=lower"
+        ];
+        allow-when-locked = true;
+      };
+      "XF86AudioMute" = {
+        action.spawn = [
+          "swayosd-client"
+          "--output-volume=mute-toggle"
+        ];
+        allow-when-locked = true;
+      };
+      "XF86AudioMicMute" = {
+        action.spawn = [
+          "swayosd-client"
+          "--input-volume=mute-toggle"
+        ];
+        allow-when-locked = true;
+      };
+      "XF86MonBrightnessUp" = {
+        action.spawn = [
+          "swayosd-client"
+          "--brightness=raise"
+        ];
+        allow-when-locked = true;
+      };
+      "XF86MonBrightnessDown" = {
+        action.spawn = [
+          "swayosd-client"
+          "--brightness=lower"
+        ];
+        allow-when-locked = true;
+      };
+
+      "XF86AudioPlay" = {
+        action.spawn = [
+          "playerctl"
+          "play-pause"
+        ];
+        allow-when-locked = true;
+      };
+      "XF86AudioStop" = {
+        action.spawn = [
+          "playerctl"
+          "stop"
+        ];
+        allow-when-locked = true;
+      };
+      "XF86AudioPrev" = {
+        action.spawn = [
+          "playerctl"
+          "previous"
+        ];
+        allow-when-locked = true;
+      };
+      "XF86AudioNext" = {
+        action.spawn = [
+          "playerctl"
+          "next"
+        ];
+        allow-when-locked = true;
+      };
+
+      "Mod+T".action.spawn = "ghostty";
+      "Mod+D".action.spawn = "fuzzel";
+      "Mod+Q".action = close-window;
+
+      "Mod+Ctrl+Left".action = move-column-left;
+      "Mod+Ctrl+Right".action = move-column-right;
+      "Mod+Ctrl+Up".action = move-window-up;
+      "Mod+Ctrl+Down".action = move-window-down;
+
+      "Mod+Left".action = focus-column-left;
+      "Mod+Right".action = focus-column-right;
+      "Mod+Up".action = focus-window-up;
+      "Mod+Down".action = focus-window-down;
+
+      "Mod+Page_Down".action = focus-workspace-down;
+      "Mod+Page_Up".action = focus-workspace-up;
+
+      "Mod+Ctrl+Page_Down".action = move-column-to-workspace-down;
+      "Mod+Ctrl+Page_Up".action = move-column-to-workspace-up;
+
+      "Mod+WheelScrollDown" = {
+        action = focus-workspace-down;
+        cooldown-ms = 150;
+      };
+      "Mod+WheelScrollUp" = {
+        action = focus-workspace-up;
+        cooldown-ms = 150;
+      };
+      "Mod+Ctrl+WheelScrollDown" = {
+        action = move-column-to-workspace-down;
+        cooldown-ms = 150;
+      };
+      "Mod+Ctrl+WheelScrollUp" = {
+        action = move-column-to-workspace-up;
+        cooldown-ms = 150;
+      };
+
+      "Mod+R".action = switch-preset-column-width;
+      "Mod+Shift+R".action = switch-preset-window-height;
+      "Mod+Ctrl+R".action = reset-window-height;
+
+      "Mod+F".action = maximize-column;
+      "Mod+Shift+F".action = fullscreen-window;
+
+      "Mod+C".action = center-column;
+      "Mod+V".action = toggle-window-floating;
+      "Print".action = screenshot;
+    };
+  };
 }