From 3525ade66ff9e4cd6dd325d0dd099695d33eb2c0 Mon Sep 17 00:00:00 2001
From: "Ivan K. Boikov" <mail@ikboikov.net>
Date: Sat, 25 Jan 2025 15:51:56 +0100
Subject: New flattening script

---
 scripts/.local/bin/flatdir-do  |  2 --
 scripts/.local/bin/flatdir-try |  2 --
 scripts/.local/bin/flatten     | 38 ++++++++++++++++++++++++++++++++++++++
 3 files changed, 38 insertions(+), 4 deletions(-)
 delete mode 100755 scripts/.local/bin/flatdir-do
 delete mode 100755 scripts/.local/bin/flatdir-try
 create mode 100755 scripts/.local/bin/flatten

diff --git a/scripts/.local/bin/flatdir-do b/scripts/.local/bin/flatdir-do
deleted file mode 100755
index 23bfbf0..0000000
--- a/scripts/.local/bin/flatdir-do
+++ /dev/null
@@ -1,2 +0,0 @@
-#!/bin/sh
-find */ -type f -exec bash -c 'file=${1#./}; mv "$file" "${file//\//_}"' _ '{}' \;
diff --git a/scripts/.local/bin/flatdir-try b/scripts/.local/bin/flatdir-try
deleted file mode 100755
index 06cdbd7..0000000
--- a/scripts/.local/bin/flatdir-try
+++ /dev/null
@@ -1,2 +0,0 @@
-#!/bin/sh
-find */ -type f -exec bash -c 'file=${1#./}; echo mv "$file" "${file//\//_}"' _ '{}' \;
diff --git a/scripts/.local/bin/flatten b/scripts/.local/bin/flatten
new file mode 100755
index 0000000..a4b833f
--- /dev/null
+++ b/scripts/.local/bin/flatten
@@ -0,0 +1,38 @@
+#!/bin/sh
+
+# flatten the directory tree
+# example: dir1/dir2/file1 -> dir1_dir2_file1
+
+DIR="${1:-.}"
+
+_flatten(){
+	cmd="$1"
+	find "$DIR" -mindepth 2 -type f -exec bash -c 'file=${1#./}; '"$cmd"' "$file" "${file//\//_}"' _ '{}' \;
+}
+
+toflat=$(_flatten "echo mv")
+if [ -z "$toflat" ]; then
+	echo "Abort: nothing to do"; exit
+fi
+
+echo "Flattening will do:"
+echo "$toflat"
+printf "Proceed? [y/N] "
+read -r yn
+case $yn in
+	[Yy]* ) ;;
+	* ) echo "Abort" ; exit;;
+esac
+_flatten "mv"
+
+
+todel="$(find . -type d -empty -print)"
+[ -z "$todel" ] && exit
+echo "Empty subdirectories:"
+echo "$todel"
+printf "Remove subdirectories? [y/N]"
+read -r yn
+case $yn in
+	[Yy]* ) find . -type d -empty -delete;;
+	* ) echo "Abort" ; exit;;
+esac
-- 
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