home: put modules into folders

home/tmux/default.nix

@@ -0,0 +1,47 @@
+{ config, lib, pkgs, ... }:
+let
+  cfg = config.my.home.tmux;
+in
+{
+  options.my.home.tmux = with lib.my; {
+    enable = mkDisableOption "tmux terminal multiplexer";
+  };
+
+  config.programs.tmux = lib.mkIf cfg.enable {
+    enable = true;
+
+    keyMode = "vi"; # Home-row keys and other niceties
+    clock24 = true; # I'm one of those heathens
+    escapeTime = 0; # Let vim do its thing instead
+    historyLimit = 5000; # Bigger buffer
+    terminal = "tmux-256color"; # I want accurate termcap info
+
+    plugins = with pkgs.tmuxPlugins; [
+      # Open high-lighted files in copy mode
+      open
+      # Better pane management
+      pain-control
+      # Better session management
+      sessionist
+      # X clipboard integration
+      yank
+      {
+        # Show when prefix has been pressed
+        plugin = prefix-highlight;
+        extraConfig = ''
+          # Also show when I'm in copy or sync mode
+          set -g @prefix_highlight_show_copy_mode 'on'
+          set -g @prefix_highlight_show_sync_mode 'on'
+          # Show prefix mode in status bar
+          set -g status-right '#{prefix_highlight} %a %Y-%m-%d %H:%M'
+        '';
+      }
+    ];
+
+    extraConfig = ''
+      # Better vim mode
+      bind-key -T copy-mode-vi 'v' send -X begin-selection
+      bind-key -T copy-mode-vi 'y' send -X copy-selection-and-cancel
+    '';
+  };
+}