organize

#!/data/data/com.termux/files/usr/bin/bash
cd $(pwd)
for FILENAME in *;
do
        EXTENSION=${FILENAME##*.}
        if [ ! -d $EXTENSION ] || [ ! $EXTENSION=="" ]; then
                if [ ! -f $EXTENSION ]; then                                                              echo "Creating directory... $EXTENSION"
                        mkdir ${EXTENSION}
                fi
        fi

        if [ -f $FILENAME ] && [ $EXTENSION!="" ] && [ -d $EXTENSION ]; then
                echo "Moving $FILENAME to $EXTENSION"
                mv -f $FILENAME $EXTENSION
        fi
done