package utils

import (
	"regexp"
	"relay-server/config"
)

func IsValidUsername(username interface{}) bool {
	// Checks if username is type of string
	strUsername, ok := username.(string)
	if !ok {
		return false
	}

	match, _ := regexp.MatchString(config.USERNAME_REGEX, strUsername)
	if !match {
		return false
	}
	// Checks if username length is valid
	if len(strUsername) < config.MIN_USERNAME_LENGTH {
		return false
	}
	if len(strUsername) > config.MAX_USERNAME_LENGTH {
		return false
	}

	return true
}

func IsValidPassword(password interface{}) bool {
	strPassword, ok := password.(string)
	if !ok {
		return false
	}

	if len(strPassword) < config.MIN_PASSWORD_LENGTH {
		return false
	}

	if len(strPassword) > config.MAX_PASSWORD_LENGTH {
		return false
	}

	match, _ := regexp.MatchString(config.PASSWORD_REGEX, strPassword)
	if !match {
		return false
	}

	return true
}