nu: init autoload files

These might be better as part of the configuration but I find these to
be easier to setup for modular configurations.

nu/autoload/fzf.nu

@@ -0,0 +1,63 @@
+# Nushell module based from the `fzf --bash` output.
+#
+# This port takes some liberty from the Bash script and does not have the same
+# integrations such as tmux for now.
+#
+# It accepts the following envvars and their following description:
+#
+# - FZF_TMUX_HEIGHT should be the height of the prompt interface and mainly
+# used in considering for opening inside of tmux env.
+# - FZF_CTRL_T_COMMAND is the default command for Ctrl+T keybinding set for
+# this Nu script.
+# - FZF_DEFAULT_OPTS is a string
+
+let __fzf_defaults = [
+    --height ($env.FZF_TMUX_HEIGHT? | default "40%")
+    --bind=ctrl-z:ignore
+]
+
+def __fzf_select [...flags: string] {
+    with-env {
+        FZF_CTRL_T_COMMAND: ($env.FZF_CTRL_T_COMMAND? | default "fzf")
+        FZF_DEFAULT_OPTS: ($env.FZF_DEFAULT_OPTS? | default $__fzf_defaults)
+    } {
+        fzf ...$flags ...$env.FZF_DEFAULT_OPTS
+    }
+}
+
+def __fzf_cd [...flags: string] {
+    with-env {
+        FZF_CTRL_T_COMMAND: ($env.FZF_CTRL_T_COMMAND? | default "fzf")
+        FZF_DEFAULT_OPTS: ($env.FZF_DEFAULT_OPTS? | default $__fzf_defaults)
+    } {
+        fzf ...$env.FZF_DEFAULT_OPTS --reverse --walker=dir,hidden,follow ...$flags
+    }
+}
+
+$env.config.keybindings = $env.config.keybindings | append [
+    {
+        name: fzf_select
+        modifier: control
+        keycode: char_t
+        mode: [emacs vi_normal vi_insert]
+        event: {
+            send: ExecuteHostCommand
+            cmd: "commandline edit --insert (
+                __fzf_select '--multi'
+                | lines
+                | str join ' '
+            )"
+        }
+    }
+
+    {
+        name: fzf_cd
+        modifier: alt
+        keycode: char_c
+        mode: [emacs vi_normal vi_insert]
+        event: {
+            send: ExecuteHostCommand
+            cmd: "cd (__fzf_cd)"
+        }
+    }
+]

nu/autoload/qol.nu

@@ -0,0 +1,34 @@
+$env.config.menus = $env.config.menus | append [
+    {
+        name: vars_menu
+        only_buffer_difference: true
+        marker: "var "
+        type: {
+            layout: list
+            page_size: 10
+        }
+        style: {
+            text: green
+            selected_text: green_reverse
+            description_text: yellow
+        }
+        source: { |buffer, position|
+            scope variables
+            | where name =~ $buffer
+            | sort-by name
+            | each { |row| {value: $row.name description: $row.type} }
+        }
+    }
+]
+
+$env.config.keybindings = $env.config.keybindings | append [
+    {
+        name: vars_menu
+        modifier: control
+        keycode: char_u
+        mode: [emacs vi_normal vi_insert]
+        event: {
+            send: menu name: vars_menu
+        }
+    }
+]

nu/autoload/wezterm.nu

@@ -0,0 +1,8 @@
+$env.config = $env.config | merge deep --strategy=append {
+    show_banner: false
+    shell_integration: {
+        osc7: true
+        osc133: true
+        osc633: true
+    }
+}