Kak works now!

configuration.nix

@@ -139,6 +139,8 @@
     fd
     htop
     vim
+    wl-clipboard
+    tmux
   ];
 
   # Some programs need SUID wrappers, can be configured further or are
@@ -174,5 +176,42 @@
     
   };
 
+  programs.bash.interactiveShellInit = ''
+    # Prompt
+    if [ -n "$PS1" ]; then
+        # A temporary variable to contain our prompt command
+
+        NEW_PROMPT_COMMAND='
+            MY_PWD="$PWD"
+            [[ "$MY_PWD" =~ ^"$HOME"(/|$) ]] && MY_PWD="~''${MY_PWD#$HOME}"
+            TRIMMED_PWD=''${MY_PWD: -40};
+            TRIMMED_PWD=''${TRIMMED_PWD:-$MY_PWD}
+            [[ "''${#MY_PWD}" -ge 41 ]] && TRIMMED_PWD="…$TRIMMED_PWD"
+
+            SHELL_PREFIX=""
+            [[ -n "$IN_NIX_SHELL" ]] && SHELL_PREFIX="$SHELL_PREFIX 🯇"
+            [[ -n "$AWS_VAULT" ]] && SHELL_PREFIX="$SHELL_PREFIX 🔓︎"
+            [[ -n "$FLUTTER_ENV" ]] && SHELL_PREFIX="$SHELL_PREFIX ✌︎"
+            [[ -n "$REACTNATIVE_ENV" ]] && SHELL_PREFIX="$SHELL_PREFIX ⚛"
+        '
+
+        # If there's an existing prompt command, let's not 
+        # clobber it
+        if [ -n "''${PROMPT_COMMAND// /}" ]; then
+            PROMPT_COMMAND="$PROMPT_COMMAND;$NEW_PROMPT_COMMAND"
+        else
+            PROMPT_COMMAND="$NEW_PROMPT_COMMAND"
+        fi
+
+        # We're done with our temporary variable
+        unset NEW_PROMPT_COMMAND
+
+        # Set PS1 with our new variable
+        # \h - hostname, \u - username
+        # PS1='\u@\h:$TRIMMED_PWD\$ '
+        export PS1="[\t \[\e[32m\]\u\[\e[m\]\[\e[32m\]@\[\e[m\]\[\e[32m\]\h\[\e[m\]]"'$SHELL_PREFIX'" \[\e[36m\]"'$TRIMMED_PWD'"\[\e[m\] \$ "
+    fi
+
+  '';
 
 }

kakoune.nix

@@ -1,14 +1,30 @@
 { pkgs, lib, config, specialArgs, options, modulesPath }:
 
 with pkgs;
+with pkgs.kakouneUtils;
 
 let
-   config = writeTextFile (rec { name = "kakrc.kak";
+   config = writeTextFile (rec {
+      name = "kakrc.kak";
       destination = "/share/kak/autoload/${name}";
       text = ''
         hook global KakBegin .* %{
             colorscheme colors
         }
+        map global user y <a-|>${wl-clipboard}/bin/wl-copy<ret>
+        map global user p !${wl-clipboard}/bin/wl-paste<ret>
+
+        hook global WinSetOption filetype=kaktree %{
+            remove-highlighter buffer/numbers
+            remove-highlighter buffer/matching
+            remove-highlighter buffer/wrap
+            set-option global kaktree_indentation 1
+            set-option global kaktree_dir_icon_open  '▾ 🗁 '
+            set-option global kaktree_dir_icon_close '▸ 🗀 '
+            set-option global kaktree_file_icon      '⠀⠀🖺'
+            remove-highlighter buffer/show-whitespaces
+        }
+        kaktree-enable
       '';
     });
     lsp-config = writeTextFile (rec {
@@ -132,11 +148,40 @@ let
       '';
 
     };
+    kak-crosshairs = buildKakounePlugin (rec {
+        name = "kak-crosshairs";
+        src = (pkgs.fetchFromGitHub {
+            owner  = "insipx";
+            repo   = name;
+            rev    = "7edba13c535ce1bc67356b1c9461f5d261949d29";
+            sha256 = "sha256-VOn9GGHludJasEwcCv6t1Q3/63w9139MCEkdRDnTw6E";
+        });
+    });
+    kaktree = buildKakounePlugin (rec {
+        name = "kaktree";
+        src = (pkgs.fetchFromGitHub {
+            owner  = "andreyorst";
+            repo   = name;
+            rev    = "acd47e0c8549afe1634a79a5bbd6d883daa8ba0a";
+            sha256 = "sha256-9wiJFVxm+xZndUUpqrQ9eld/Df3wcp7gFDZTdInGPQQ=";
+        });
+    });
+    kak-wrap = (writeShellApplication {
+        name = "edit";
+        runtimeInputs = [ myKakoune ];
+        text = ''
+          tmux -L editor new-session -d -s editor 'kak -e kaktree-toggle'
+          tmux -L editor set -g status off
+          tmux -L editor attach -t editor
+'';
+    });
+
+
 
   myKakoune = kakoune.override {
-    plugins = with kakounePlugins; [ config lsp colors ];
+    plugins = with kakounePlugins; [ config lsp colors kak-crosshairs kaktree  ];
   };
 in
 {
-  environment.systemPackages = [ myKakoune ];
+  environment.systemPackages = [ myKakoune kak-wrap ];
 }