From 177b60befa15ff7f0d73fee6cdb48c55bc4d4bba Mon Sep 17 00:00:00 2001
From: Nathan McCarty <nathan@mccarty.io>
Date: Thu, 20 Apr 2023 02:20:23 -0400
Subject: [PATCH] Setup layman

---
 home-manager/linux/programs/sway.nix | 76 ++++++++++++++++++++++++----
 1 file changed, 66 insertions(+), 10 deletions(-)

diff --git a/home-manager/linux/programs/sway.nix b/home-manager/linux/programs/sway.nix
index 84ed5f3..b0ce328 100644
--- a/home-manager/linux/programs/sway.nix
+++ b/home-manager/linux/programs/sway.nix
@@ -4,6 +4,7 @@ in with lib; {
   config = mkIf nathan.programs.swaywm.enable (let
     swaylock-command = ''
       ${pkgs.swaylock-effects}/bin/swaylock --screenshots --grace 30 --indicator --clock --timestr "%-I:%M:%S %p" --datestr "%A %Y-%M-%d" --effect-blur 20x3'';
+    layman-package = inputs.self.packages.${pkgs.system}.layman;
   in {
     home.packages = with pkgs; [
       # Locking and display management
@@ -45,11 +46,13 @@ in with lib; {
       # sworkstyle - Automatic workspace renaming
       swayest-workstyle
       font-awesome
+      layman-package
     ];
     #########################
     ## Sway
     #########################
-    wayland.windowManager.sway = {
+    wayland.windowManager.sway = let modifier = "Mod4";
+    in {
       enable = true;
       systemdIntegration = true;
       wrapperFeatures = {
@@ -145,19 +148,18 @@ in with lib; {
           };
         };
         # Setup keybindings
-        keybindings = let modifer = "Mod4";
-        in lib.mkOptionDefault {
-          "${modifer}+q" = "kill";
-          "${modifer}+z" = "exec ${swaylock-command}";
+        keybindings = lib.mkOptionDefault {
+          "${modifier}+q" = "kill";
+          "${modifier}+z" = "exec ${swaylock-command}";
           ## Sreenshot keybinds
           # Copy area to clipboard
-          "${modifer}+x" =
+          "${modifier}+x" =
             "exec ${pkgs.sway-contrib.grimshot}/bin/grimshot copy area";
           # Copy window to clipboard
-          "${modifer}+Ctrl+x" =
+          "${modifier}+Ctrl+x" =
             "exec ${pkgs.sway-contrib.grimshot}/bin/grimshot copy window";
           # Clpy entire output to clipboard
-          "${modifer}+Alt+x" =
+          "${modifier}+Alt+x" =
             "exec ${pkgs.sway-contrib.grimshot}/bin/grimshot copy output";
           # Make the mute key work
           "XF86AudioMute" = "exec pactl set-sink-mute @DEFAULT_SINK@ toggle";
@@ -170,11 +172,29 @@ in with lib; {
           "XF86AudioPlay" = "exec mpc toggle";
           "XF86AudioNext" = "exec mpc next";
           # Setup scratchpads
-          "${modifer}+n" =
+          "${modifier}+n" =
             "exec sh -c 'swaymsg [app_id=\"emacs\"] scratchpad show'";
-          "${modifer}+m" =
+          "${modifier}+m" =
             "exec sh -c 'swaymsg [app_id=\"Alacritty\"] scratchpad show'";
+          # Rebind movement keys to use layman
+          "${modifier}+Shift+h" = "nop layman move left";
+          "${modifier}+Shift+j" = "nop layman move down";
+          "${modifier}+Shift+k" = "nop layman move up";
+          "${modifier}+Shift+l" = "nop layman move right";
+          # Switch to layman mode
+          "${modifier}+g" = "mode layout";
         };
+        modes = lib.mkOptionDefault {
+          layout = {
+            h = "nop layman none";
+            j = "nop layman Autotiling";
+            k = "nop layman Grid";
+            l = "nop layman MasterStack";
+            Escape = "mode default";
+            Return = "mode default";
+          };
+        };
+        # Setup a custom mode for layman operations
         # Turn on numlock by default
         input = {
           "*" = { xkb_numlock = "enable"; };
@@ -216,6 +236,42 @@ in with lib; {
         'org.jellyfin.' = ''
       '';
     };
+    ## layman
+    # First setup the service
+    systemd.user.services.layman = {
+      Unit = {
+        Description = "layman - sway layout manager";
+        After = [ "graphical-session.target" ];
+      };
+      Service = {
+        Type = "simple";
+        ExecStart = ''
+          ${layman-package}/bin/layman
+        '';
+        Restart = "always";
+      };
+      Install = { WantedBy = [ "graphical-session.target" ]; };
+    };
+    # then setup the configuration
+    xdg.configFile."layman" = {
+      target = "layman/config.toml";
+      text = ''
+        # The `layman` section configures options that apply to the layman daemon, and any fallback
+        # values for options not set in a [workspace] or [output] section.
+        [layman]
+        defaultLayout = "none"  # The default WLM to assign to a workspace
+        excludedWorkspaces = [] # Numbers of workspaces to be excuded
+        excludedOutputs = []    # Names of outputs to be excuded
+        debug = true           # Enable logging debug messages globaly
+        depthLimit = 0          # Autotiling: Default depth limit (disabled) for all workspaces
+        stackLayout = "splitv"  # MasterStack: Default stack layout for all workspaces
+        stackSidet = "left"    # MasterStack: Default stack position for all workspaces
+        masterWidth = 65        # MasterStack: Default master width for all workspaces
+      '';
+      onChange = ''
+        ${layman-package}/bin/layman || true
+      '';
+    };
     #########################
     ## Mako (notifications)
     #########################