#!/usr/bin/env bash

remove_invalid_proxy_using_a_slow_bash_script() {
	local args=$*
	args="${args// /\' OR proxy=\'}"
	echo "running sqlite query -- DELETE FROM proxylist WHERE proxy='${args}'"

	sqlite3 proxylist.sqlite "DELETE FROM proxylist WHERE proxy='${args}'"
}

args=()
while IFS=: read -r ip port; do
	IFS=\. read -r a b c d <<<"$ip"

	if [[ $a =~ ^0[0-9] || $a -lt 0 || $a -gt 255 || $b =~ ^0[0-9] || $b -lt 0 || $b -gt 255 || $c =~ ^0[0-9] || $c -lt 0 || $c -gt 255 || $d =~ ^0[0-9] || $d -lt 0 || $d -gt 255 ]]; then args+=("$ip:$port")
	elif [[ $port =~ ^0 || $port -lt 1 || $port -gt 65535 ]]; then args+=("$ip:$port")
	fi
done < <(sqlite3 proxylist.sqlite "select proxy from proxylist")

aargs=()
for arg in ${args[@]}; do
	aargs+=($arg)

	if ((${#aargs[@]} >= 200)); then
		remove_invalid_proxy_using_a_slow_bash_script "${aargs[*]}"
		aargs=()
	fi
done

if ((${#aargs[@]})); then
	remove_invalid_proxy_using_a_slow_bash_script "${args[*]}"
fi