#!/bin/bash

generate_password() {
    local length="$1"
    tr -dc A-Za-z0-9_\!\@\#\$\%\&\*\(\) < /dev/urandom | head -c "$length"
    echo
}

passwords_file="password.txt"

echo "Адрес электронной почты? (y/n)"
read email_choice

email_choice_lower=$(echo "$email_choice" | tr '[:upper:]' '[:lower:]')

if [[ "$email_choice_lower" == "yes" || "$email_choice_lower" == "y" ]]; then
    read -p "Введите адрес электронной почты: " email
fi

echo "Cгенерировать пароль? (y/n)"
read generate_choice

generate_choice_lower=$(echo "$generate_choice" | tr '[:upper:]' '[:lower:]')

if [[ "$generate_choice_lower" == "yes" || "$generate_choice_lower" == "y" ]]; then
    echo "Введите длину пароля:"
    read password_length
    generated_password=$(generate_password "$password_length")
else
    read -s -p "Введите пароль: " user_password
    echo
fi

echo "Введите название сервиса:"
read service_name

echo "Сервис: $service_name" >> "$passwords_file"

if [[ "$generate_choice_lower" == "yes" || "$generate_choice_lower" == "y" ]]; then
    echo "Пароль: $generated_password" >> "$passwords_file"
else
    echo "Пароль: $user_password" >> "$passwords_file"
fi

if [[ "$email_choice_lower" == "yes" || "$email_choice_lower" == "y" ]]; then
    echo "Почта: $email" >> "$passwords_file"
fi

echo "" >> "$passwords_file"

echo "Информация сохранена в $passwords_file"