results.sh

#!/usr/bin/env bash

# use current directory if not specified
feedback_folder="${1:-$(pwd)}"

if [ "$(uname)" == "Darwin" ]; then
    copy_tool="pbcopy"
else
    copy_tool="xclip -i -selection c"
fi

echo -e "Press any key to copy the next student's feedback.\n"

for i in "$feedback_folder"/*.txt; do
    # check if file exists
    [ ! -e "$i" ] && exit 1
    "$copy_tool" "$i"
    echo "Copied content of $(basename $i) to clipboard"
    read -n 1 -s
done

# clean up clipboard
echo "" | "$copy_tool"