From 3dc83999e481b5dee930c25b54419d1c0dbd0bb4 Mon Sep 17 00:00:00 2001
From: Thelonius Kort <tnt@users.noreply.github.com>
Date: Sat, 13 Jun 2026 21:54:55 +0200
Subject: [PATCH] initial commit

---
 filla.nu | 80 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 80 insertions(+)
 create mode 100755 filla.nu

diff --git a/filla.nu b/filla.nu
new file mode 100755
index 0000000..231d682
--- /dev/null
+++ b/filla.nu
@@ -0,0 +1,80 @@
+#!/bin/env nu
+
+def main [] {}
+
+def "main test" [search replace ...paths] {
+
+  print $"search: ($search) replace: ($replace)"
+
+  ($paths |
+
+    each {|f|
+
+      let name = $f | path basename
+
+      let newname = $name | str replace -r $search $replace
+
+      print $"rename: '($name)' to: '($newname)'"
+
+    }
+  )
+}
+
+def "main rename" [search replace ...paths] {
+
+  ($paths |
+
+    each {|f|
+
+      let folder = $f | path dirname
+
+      let name = $f | path basename
+
+      let newname = $name | str replace -r $search $replace
+
+      mv ($folder | path join $name) ($folder | path join $newname)
+    }
+  )
+}
+
+def "main number" [...paths] {
+
+  let files = $paths | sort | enumerate
+
+  let digits = ($files | length | math log 10 | math floor) + 1
+
+  ($files |
+
+    each {|f|
+
+      let folder = $f.item | path dirname
+
+      let name = $f.item | path basename
+
+      let number = $f.index + 1 | fill -a right -c '0' -w $digits
+
+      let newname = $number + '-' + $name
+
+      mv ($folder | path join $name) ($folder | path join $newname)
+    }
+  )
+}
+
+def "main folnum_test" [...paths] {
+
+  ($paths |
+
+    each {|f|
+
+      let folder = $f | path dirname
+
+      let foldernum = $folder | path basename | str replace -r '^\D*(\d+)\D*$' '$1'
+
+      let name = $f | path basename
+
+      let newname = $foldernum + '-' + $name
+
+      print $"rename: '($name)' to: '($newname)'"
+    }
+  )
+}