#!/bin/bash

output="./${!#}.log"
echo "Analitzant ${!#}..."
sleep 1s
echo "Pot tardar una estona..."

wget \
  --recursive --level=1 \
  --spider --server-response \
  --no-directories --no-parent \
  -e robots=off \
  --output-file="$output" "$@"

sleep 1s
if [ -f "$output" ]
then
    # Calculate and print estimated website size
    echo "Mida estimada de ${!#}: $(\
        grep -e "Content-Length" "$output" | \
        awk '{sum+=$2} END {printf("%.0f", sum / 1024)}'\
    ) kb"

    # Delete wget output file
    rm "$output"
else
    echo "Unable to calculate estimated size."
    exit 1
fi

exit 0