more progress

modules/home/shell/toolset/fzf/default.nix

@@ -0,0 +1,36 @@
+{ config, lib, pkgs, user, ... }:
+let
+  inherit (lib) mkIf mkEnableOption;
+
+  cfg = config.${namespace}.shell.toolset.fzf;
+  defShell = config.${namespace}.shell.default;
+in
+{
+  options.${namespace}.shell.toolset.fzf = {
+    enable = mkEnableOption "TUI Fuzzy Finder.";
+  };
+
+  config = mkIf cfg.enable {
+    home.packages = with pkgs; [ fzf ];
+
+    programs.fzf = {
+      enable = true;
+      enableBashIntegration = true;
+      enableZshIntegration = defShell == "zsh";
+      enableFishIntegration = defShell == "fish";
+
+      tmux.enableShellIntegration = true;
+      tmux.shellIntegrationOptions = ["-d 40%"];
+
+      defaultCommand = "fd --type f";
+      defaultOptions = ["--height 40%" "--border"];
+
+      changeDirWidgetCommand = "fd --type d";
+      changeDirWidgetOptions = ["--preview 'tree -C {} | head -200'"];
+
+      fileWidgetCommand = "fd --type f";
+      fileWidgetOptions = ["--preview 'head {}'"];
+      historyWidgetOptions = ["--sort" "--exact"];
+    };
+  };
+}