Organize Files into Subdirectories in Batches

organize_files_by_batches.sh

#!/bin/bash

FILES_PER_DIR=40

DIR_COUNT=1

FILE_COUNT=0

SCRIPT_NAME=$(basename "$0")

FILES=$(ls -1 | grep -v "^$SCRIPT_NAME$" | sort)

mkdir -p "$DIR_COUNT"

IFS=$'\n'

for FILE in $FILES; do
    if [ -f "$FILE" ]; then
        mv "$FILE" "$DIR_COUNT/"
        FILE_COUNT=$((FILE_COUNT + 1))

        if [ "$FILE_COUNT" -ge "$FILES_PER_DIR" ]; then
            DIR_COUNT=$((DIR_COUNT + 1))
            mkdir -p "$DIR_COUNT"
            FILE_COUNT=0
        fi
    fi
done

echo "Files successfully distributed into subdirectories!"