extends sessionizer with active sessions

modules/fish/default.nix

@@ -59,8 +59,17 @@
           end
         end
       '';
+      _sessionizer_list = /* fish */ ''
+        # Get existing tmux sessions if tmux is running
+        if tmux list-sessions >/dev/null 2>&1
+          tmux list-sessions -F '#{session_name}'
+        end
+
+        # Add development projects
+        dev_projects
+      '';
       sessionizer = /* fish */ ''
-        set -l selected (dev_projects | fzf --prompt "Create/switch to session: " --header " Ctrl-d: Kill Session " --bind "ctrl-d:execute(tmux kill-session -t basename {})+reload(dev_projects)")
+        set -l selected (_sessionizer_list | fzf --prompt "Create/switch to session: " --header " Ctrl-d: Kill Session " --bind "ctrl-d:execute(tmux kill-session -t basename {})+reload(dev_projects)")
 
         if test -z "$selected"
           return 1

modules/tmux/default.nix

@@ -65,7 +65,7 @@
       bind ? list-keys -a
 
       unbind s
-      bind s run-shell "tmux_sessionizer"
+      bind s display-popup -h 50% -w 80% -E sessionizer
 
       unbind v
       bind v choose-tree -Zw "join-pane -t '%%'"