framework: tmux-sessionizer

home/default.nix

@@ -10,7 +10,7 @@
     ./programs/git.nix
     ./programs/lf/.
     ./programs/zsh.nix
-    ./programs/tmux.nix
+    ./programs/tmux/.
   ];
 
   programs.home-manager.enable = true;

home/programs/tmux/default.nix

@@ -1,4 +1,10 @@
 {
+  pkgs,
+  lib,
+  ...
+}: let
+  sessionizer = lib.getExe (pkgs.writeShellScriptBin "tmux-sessionizer" (lib.readFile ./sessionizer.sh));
+in {
   programs.tmux = {
     enable = true;
     baseIndex = 1;
@@ -25,8 +31,12 @@
       bind -n M-u copy-mode
       bind -n M-p previous-window
       bind -n M-n next-window
+      bind-key -r f run-shell "tmux neww ${sessionizer}"
 
       set-option -g renumber-windows on
     '';
   };
+  programs.zsh.initContent = ''
+    bindkey -s ^f "${sessionizer}\n"
+  '';
 }

home/programs/tmux/sessionizer.sh

@@ -0,0 +1,29 @@
+#!/usr/bin/env bash
+
+if [[ $# -eq 1 ]]; then
+    selected=$1
+else
+    selected=$(find ~/Documents/code ~/Documents/infra -mindepth 1 -maxdepth 1 -type d | fzf)
+fi
+
+if [[ -z $selected ]]; then
+    exit 0
+fi
+
+selected_name=$(basename "$selected" | tr . _)
+tmux_running=$(pgrep tmux)
+
+if [[ -z $TMUX ]] && [[ -z $tmux_running ]]; then
+    tmux new-session -s $selected_name -c $selected
+    exit 0
+fi
+
+if ! tmux has-session -t=$selected_name 2> /dev/null; then
+    tmux new-session -ds $selected_name -c $selected
+fi
+
+if [[ -z $TMUX ]]; then
+    tmux attach -t $selected_name
+else
+    tmux switch-client -t $selected_name
+fi