From 159fbf8c5573d85a731d2582b52b3e8cb223618c Mon Sep 17 00:00:00 2001
From: Arpit Chakladar <54011232+arpitchakladar@users.noreply.github.com>
Date: Fri, 8 Nov 2024 21:32:55 +0530
Subject: Added config for i3 window manager.

i3 configuration is not finished.
---
 modules/desktop/status-bar/polybar/bar/main.nix    |  8 +++--
 modules/desktop/status-bar/polybar/default.nix     |  8 ++++-
 .../desktop/status-bar/polybar/module/default.nix  |  4 +++
 modules/desktop/status-bar/polybar/module/i3.nix   | 23 +++++++++++++
 modules/desktop/window-manager/default.nix         |  2 ++
 modules/desktop/window-manager/i3/default.nix      | 38 ++++++++++++++++++++++
 6 files changed, 79 insertions(+), 4 deletions(-)
 create mode 100644 modules/desktop/status-bar/polybar/module/i3.nix
 create mode 100644 modules/desktop/window-manager/i3/default.nix

(limited to 'modules/desktop')

diff --git a/modules/desktop/status-bar/polybar/bar/main.nix b/modules/desktop/status-bar/polybar/bar/main.nix
index 25cce91..a389b8c 100644
--- a/modules/desktop/status-bar/polybar/bar/main.nix
+++ b/modules/desktop/status-bar/polybar/bar/main.nix
@@ -36,9 +36,11 @@ in {
 	font-2 = "${config.fonts.normal}:style=Light:pixelsize=${largerFontSize};2";
 
 	modules-left =
-		lib.mkIf
-			config.desktop.window-manager.bspwm.enable
-			"bspwm separator";
+		if config.desktop.window-manager.bspwm.enable then
+			"bspwm separator"
+		else if config.desktop.window-manager.i3.enable then
+			"i3 separator"
+		else "";
 	modules-center = "xwindow";
 	modules-right = "separator memory cpu battery time date kernel-version";
 }
diff --git a/modules/desktop/status-bar/polybar/default.nix b/modules/desktop/status-bar/polybar/default.nix
index 0ea66c7..76901f6 100644
--- a/modules/desktop/status-bar/polybar/default.nix
+++ b/modules/desktop/status-bar/polybar/default.nix
@@ -1,5 +1,10 @@
 { config, lib, pkgs, ... }:
 
+let
+	polybarPackage = pkgs.polybar.override {
+		i3Support = config.desktop.window-manager.i3.enable;
+	};
+in
 {
 	options.desktop.status-bar.polybar = {
 		enable = lib.mkEnableOption "Enables polybar.";
@@ -12,7 +17,7 @@
 
 MONITOR_WIDTH=$(xrandr | grep '*' | awk '{print $1}' | cut -d'x' -f1 | head -n1)
 OFFSET=${toString config.desktop.window-manager.gap}
-POLYBAR_WIDTH=$((MONITOR_WIDTH - 2 * OFFSET)) POLYBAR_OFFSET=$OFFSET polybar main &
+POLYBAR_WIDTH=$((MONITOR_WIDTH - 2 * OFFSET)) POLYBAR_OFFSET=$OFFSET ${polybarPackage}/bin/polybar main &
 '');
 		};
 	};
@@ -20,6 +25,7 @@ POLYBAR_WIDTH=$((MONITOR_WIDTH - 2 * OFFSET)) POLYBAR_OFFSET=$OFFSET polybar mai
 	config = lib.mkIf config.desktop.status-bar.polybar.enable {
 		services.polybar.enable = true;
 		services.polybar.script = config.desktop.status-bar.polybar.command;
+		services.polybar.package = polybarPackage;
 		services.polybar.config = lib.mkMerge [
 			(import ./bar { inherit config lib; })
 			(import ./module { inherit config lib; })
diff --git a/modules/desktop/status-bar/polybar/module/default.nix b/modules/desktop/status-bar/polybar/module/default.nix
index 3444086..5507569 100644
--- a/modules/desktop/status-bar/polybar/module/default.nix
+++ b/modules/desktop/status-bar/polybar/module/default.nix
@@ -7,6 +7,10 @@
 		lib.mkIf
 			config.desktop.window-manager.bspwm.enable
 			(import ./bspwm.nix { inherit config; });
+	"module/i3" =
+		lib.mkIf
+			config.desktop.window-manager.i3.enable
+			(import ./i3.nix { inherit config; });
 	"module/cpu" = import ./cpu.nix { inherit config; };
 	"module/memory" = import ./memory.nix { inherit config; };
 	"module/date" = import ./date.nix { inherit config; };
diff --git a/modules/desktop/status-bar/polybar/module/i3.nix b/modules/desktop/status-bar/polybar/module/i3.nix
new file mode 100644
index 0000000..46595cd
--- /dev/null
+++ b/modules/desktop/status-bar/polybar/module/i3.nix
@@ -0,0 +1,23 @@
+{ config }:
+
+with config.scheme.withHashtag;
+{
+	type = "internal/i3";
+
+	pin-workspaces = true;
+
+	label-focused = "%index%";
+	label-focused-underline = "${base0D}";
+	label-focused-padding = 2;
+
+	label-occupied = "%index%";
+	label-occupied-padding = 2;
+
+	label-urgent = "%index%";
+	label-urgent-underline = "${base08}";
+	label-urgent-padding = 2;
+
+	label-empty = "%index%";
+	label-empty-foreground = "${base03}";
+	label-empty-padding = 2;
+}
diff --git a/modules/desktop/window-manager/default.nix b/modules/desktop/window-manager/default.nix
index 5d0f38e..2f36bce 100644
--- a/modules/desktop/window-manager/default.nix
+++ b/modules/desktop/window-manager/default.nix
@@ -3,6 +3,7 @@
 {
 	imports = [
 		./bspwm
+		./i3
 		./sxhkd
 	];
 
@@ -10,6 +11,7 @@
 		default = lib.mkOption {
 			type = lib.types.enum [
 				"bspwm"
+				"i3"
 			];
 			description = "Default window manager.";
 		};
diff --git a/modules/desktop/window-manager/i3/default.nix b/modules/desktop/window-manager/i3/default.nix
new file mode 100644
index 0000000..369fe34
--- /dev/null
+++ b/modules/desktop/window-manager/i3/default.nix
@@ -0,0 +1,38 @@
+{ config, lib, pkgs, ... }:
+
+{
+	options.desktop.window-manager.i3 = {
+		enable = lib.mkEnableOption "Enables i3.";
+	};
+
+	config = lib.mkIf config.desktop.window-manager.i3.enable {
+		# Set i3 as the default window manager
+		desktop.window-manager.default = lib.mkDefault "i3";
+		desktop.window-manager.command =
+			if config.desktop.window-manager.default == "i3" then
+				"${pkgs.i3}/bin/i3"
+			else lib.mkDefault "";
+
+		xsession.windowManager.i3.enable = true;
+
+		xsession.windowManager.i3.config = {
+			modifier = "Mod4";
+			gaps = {
+				inner = config.desktop.window-manager.gap;
+			};
+			terminal = config.tools.terminal.command;
+			fonts = {
+				names = [ "FiraCode Nerd Font" ];
+				size = 11.0;
+			};
+			bars = [
+				{
+					command =
+						lib.mkIf
+							config.desktop.status-bar.polybar.enable
+							config.desktop.status-bar.polybar.command;
+				}
+			];
+		};
+	};
+}
-- 
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