Pull EXIF Create Date using exiftool and prefix the filename with YYYYMMDD_HHMMSS_*

dates

#!/bin/bash

## Installation: Add to path and call with `dates` or `dates <directory>`
## Bard prompt: "write me a script to use exiftool to prefix mp4 filenames with their timestamps"

if [[ $1 ]]; then
  echo "The first argument exists"

  current_directory=$(pwd)/$1
else
  current_directory=$(pwd)
fi

files=$(find $current_directory -name "*.*")

for file in $files; do
  echo $file
done

read -p "Would you like to prefix these filenames 👆 with YYYYMMDD_HHMMSS? [y/n]"

if [[ $REPLY =~ ^[Yy]$ ]]; then
  echo "Running the date prefixer..."
else
  echo "Come back later!"
  exit
fi

# Iterate over the list of mp4 files.
for file in $files; do

  timestamp=$(exiftool -d '%Y%m%d_%H%M%S' -CreateDate $file)
  timestamp=$(sed 's/[^0-9_]//g' <<< $timestamp)

  # Prefix the filename with the timestamp.
  filename=$(basename $file)
  new_filename="./$timestamp"_"$filename"

  # Rename the mp4 file.
  echo $new_filename
  # mv $file $new_filename

done

echo "The script has finished."