nushell fzf history search

nushell/config.nu

@@ -15,18 +15,39 @@ $env.config = {
   }
   keybindings: [
     {
-        name: history_menu
+      name: fuzzy_history_fzf
       modifier: control
       keycode: char_r
-        mode: [ emacs, vi_insert, vi_normal ]
-        event: { send: menu name: history_menu }
+      mode: [emacs, vi_normal, vi_insert]
+      event: {
+        send: ExecuteHostCommand
+        cmd: "commandline edit --insert (
+          history
+          | where exit_status == 0
+          | get command
+          | reverse
+          | uniq
+          | str join (char -i 0)
+          | fzf 
+            --preview '{}'
+            --preview-window 'bottom:3:wrap'
+            --scheme history
+            --read0
+            --layout reverse
+            --bind alt-up:preview-up,alt-down:preview-down
+            --height 70%
+            --query (commandline)
+          | decode utf-8
+          | str trim
+        )"
+      }
     }
     {
-        name: history_menu
+      name: fuzzy_history_fzf
       modifier: none
       keycode: char_/
       mode: [ vi_normal ]
-        event: { send: menu name: history_menu }
+      event: { send: menu name: fuzzy_history_fzf }
     }
     {
       name: clear_everything