improves tmux config

modules/fish/default.nix

@@ -70,18 +70,24 @@
         end
       '';
       sessionizer = /* fish */ ''
-        set -l selected (dev_projects | fzf --prompt "Create/switch to session: ")
+        set -l selected (dev_projects | fzf --prompt "Create/switch to session: " --reverse --header ' Ctrl-d: Kill Session' --bind 'ctrl-d:execute(tmux kill-session -t {2..})++reload(dev_projects)')
         if test -z "$selected"
           return 1
         end
 
         set -l session_name (basename $selected)
+        set -l tmux_runnning (pgrep tmux)
 
-        if test $ZELLIJ -eq 0
-          zellij pipe --plugin file:/run/current-system/sw/bin/zellij-switch.wasm -- "--session $session_name --cwd $selected --layout default"
-        else
-          zellij attach "$session_name" --create
+        if test -z $TMUX and -z @tmux_running
+          tmux new-session -s $selected_name -c $selected
+          return 0
         end
+
+        if not tmux has-session -t=$selected_name 2> /dev/null
+          tmux new-session -ds $selected_name -c $selected
+        end
+
+        tmux switch-client -t $selected_name
       '';
       nn = /* fish */ ''
         # Require a title argument

modules/tmux/default.nix

@@ -1,4 +1,9 @@
-{ config, pkgs, lib, ... }:
+{
+  config,
+  pkgs,
+  lib,
+  ...
+}:
 
 {
   programs.tmux = {
@@ -31,23 +36,31 @@
     ];
     extraConfig = ''
       unbind %
-      bind | split-window -h
+      bind "|" split-window -h
       unbind '"'
-      bind - split-window -v
+      bind - split-window -l 30 -v
 
-      bind r source-file ~/.tmux.conf \; display "Config reloaded!"
+      bind r source-file ~/.config/tmux/tmux.conf \; display "Config reloaded!"
 
       bind h select-pane -L
       bind j select-pane -D
       bind k select-pane -U
       bind l select-pane -R
-      
+
       bind -r H resize-pane -L 5
       bind -r J resize-pane -D 5
       bind -r K resize-pane -U 5
       bind -r L resize-pane -R 5
 
       bind ? list-keys -a
+
+      unbind s
+      bind s display-popup -h 50% -w 50% -E sessionizer
+
+      unbind "+"
+      bind "+" choose-tree -Zw "join-pane -t '%%'"
+
+      set -g mode-keys vi
     '';
   };
 }