/*
==========
Cariddi
==========

This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.

This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU General Public License for more details.

You should have received a copy of the GNU General Public License
along with this program.  If not, see http://www.gnu.org/licenses/.

	@Repository:  https://github.com/edoardottt/cariddi

	@Author:      edoardottt, https://www.edoardoottavianelli.it
*/

package input

import (
	"bufio"
	"os"
	"strings"

	"github.com/edoardottt/cariddi/utils"
)

//ScanTargets return the array of elements
//taken as input on stdin.
func ScanTargets() []string {

	var result []string

	// accept domains on stdin
	sc := bufio.NewScanner(os.Stdin)
	for sc.Scan() {
		domain := strings.ToLower(sc.Text())
		if len(domain) > 2 {
			result = append(result, RemoveProtocol(domain))
		}
	}
	return utils.RemoveDuplicateValues(result)
}

//RemovePort removes port from target (:80...)
func RemovePort(input string) string {
	res := strings.Index(input, ":")
	if res >= 0 {
		return input[:res-1]
	}
	return input
}

//RemoveProtocol removes protocol from target (something://...)
func RemoveProtocol(input string) string {
	res := strings.Index(input, "://")
	if res >= 0 {
		return input[res+3:]
	}
	return input
}