fetch.sh

#/bin/sh

if [ ! -e cookies.txt ]; then
    echo "No cookies.txt file exists"
    exit 1
fi

list=$(find -name "Day*.cpp" | awk -F '/' '{print $3 "/" $4}' | awk -F '.' '{print $1}' | sed 's/Day//g' | sort)

for item in $list; do
    year=$(echo $item | awk -F '/' '{print $1}')
    day=$(echo $item | awk -F '/' '{print $2}')
    dir="res/$year/day$day/input.txt"
    if [ ! -e $dir ]; then
        webitem=$(echo $day | sed 's/^0//g')
        echo "Fetching $dir"
        tmp_file=$(mktemp)
        HTTP_CODE=$(curl -s -w "%{http_code}" -o "$tmp_file" --cookie cookies.txt https://adventofcode.com/$year/day/$webitem/input)
        if [ "$HTTP_CODE" -eq 200 ]; then
            mkdir -p "res/$year/day$day/"
            touch "res/$year/day$day/test_input.txt"
            mv "$tmp_file" $dir
        else
            echo "Failed to fetch with status: $HTTP_CODE"
            rm "$tmp_file"
            exit 1
        fi
    fi
done