rename images (jpg, heic) to have filenames matching capturing date

rename-images.sh

#!/bin/bash

# Use first argument as directory, default to current directory if not provided
IMAGE_DIR=${1:-$(pwd)}

# Change to the directory
cd "$IMAGE_DIR"

# Loop through HEIC, heic, JPG, and jpg files
for file in *.[hH][eE][iI][cC] *.[jJ][pP][gG]; do
    # Check if the file is a regular file
    if [ -f "$file" ]; then
        # Extract the date from the metadata
        dateTaken=$(exiftool -d "%Y%m%d_%H%M%S" -DateTimeOriginal "$file" | awk -F': ' '{print $2}')
        
        # Check if the date was successfully extracted
        if [ -z "$dateTaken" ]; then
            echo "Error: Date could not be extracted from $file"
        else
            # Rename the file
            mv "$file" "${dateTaken}_${file}"
        fi
    fi
done