#!/bin/bash

if [ $# -ne 1 ]; then
    echo "$0 <Country>"
    exit 1
fi

country=$1

INPUT=/etc/pacman.d/mirrorlist.pacnew
OUTPUT=/etc/pacman.d/mirrorlist

if [ ! -f "$INPUT" ]; then
    echo "$INPUT is missing."
    exit 1
fi

cat $INPUT | awk -v "COUNTRY=$country" 'BEGIN { c="" } /^##/ { c=substr($0,4); } /^#Server/ { if(c==COUNTRY) { print substr($0,2); } }' | rankmirrors - | sudo tee $OUTPUT