find duplicate images based on exif information and ask to delete (jpg, heic)

gistfile1.txt

#!/bin/bash
# locate the same images (jpeg and heic) based on some EXIF information
# and request the file to be deleted

rm all.txt
rm duplicates.txt

IFS="
"

for i in *[JjpPGg]; do
        md5=`exiftool -CreateDate -DateTimeOriginal -Model -ModifyDate -GPSLatitudeRef -GPSLatitude -GPSLongitude -GPSLongitudeRef -GPSAltitude -GPSAltitudeRef -GPSSpeed -GPSDateStamp -ImageSize -Megapixels -DateTimeOriginal -RuntimeValue $i|md5sum -`;
        echo "$md5:$i";
done >>all.txt

for i in *[HhEeiIcC]; do
        md5=`exiftool -CreateDate -DateTimeOriginal -Model -ModifyDate -GPSLatitudeRef -GPSLatitude -GPSLongitude -GPSLongitudeRef -GPSAltitude -GPSAltitudeRef -GPSSpeed -GPSDateStamp -ImageSize -Megapixels -DateTimeOriginal -RuntimeValue $i|md5sum -`;
        echo "$md5:$i";
done >>all.txt

sort -k1,1 -k2n all.txt > duplicates.txt

for md5 in `cat duplicates.txt  | awk '{print $1}' | uniq -d`; do
        f=`grep $md5 duplicates.txt|awk -F: '{print $2}'`;
        files=()
        i=0
        for file in $f; do
                files+=($file)
                echo -n "[$i]: "
                ls -l $file
                i=$(( $i + 1 ))
        done
        for i in "${!files[@]}"; do
                  printf "%s\t%s\n" "$i" "${files[$i]}"
        done
        read -p "Delete?: " n
        rm ${files[$n]}
        echo "Deleted ${files[$n]}"
        unset files
done