framework: tmux-sessionizer

home/programs/tmux/default.nix

@@ -0,0 +1,42 @@
+{
+  pkgs,
+  lib,
+  ...
+}: let
+  sessionizer = lib.getExe (pkgs.writeShellScriptBin "tmux-sessionizer" (lib.readFile ./sessionizer.sh));
+in {
+  programs.tmux = {
+    enable = true;
+    baseIndex = 1;
+    escapeTime = 0;
+    keyMode = "vi";
+    mouse = true;
+    terminal = "screen-256color";
+    historyLimit = 5000;
+    extraConfig = ''
+      bind -n M-s split-window -v
+      bind -n M-v split-window -h
+      bind -n M-S-s split-window -h -c "#{pane_current_path}"
+      bind -n M-S-v split-window -h -c "#{pane_current_path}"
+      bind -n M-h select-pane -L
+      bind -n M-j select-pane -D
+      bind -n M-k select-pane -U
+      bind -n M-l select-pane -R
+      bind -n M-q kill-pane
+      bind -n M-< resize-pane -L 10
+      bind -n M-> resize-pane -R 10
+      bind -n M-- resize-pane -D 10
+      bind -n M-+ resize-pane -U 10
+      bind -n M-z resize-pane -Z
+      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