#include "My_Exeption.h"
#include <iostream>
#include <cctype>
#include <regex>
#include <exception>


int fun1() throw (exeption_n)
{
    bool fl = false;
    int x = 0;
    cin >> x;
    fl = true;
    if (!cin.good() || cin.peek() != '\n')
    {
        throw exeption_n(2);
    }
    if (x<0)
    {
        throw exeption_n(3);
    }
    return x;
}

char* fun2() throw (exeption_n)
{
    bool fl = false;
    char* str;
    str = new char[80];
    fgets(str,sizeof(str),stdin);//ограничиваем ввод размера нашего буфера
    fl = true;
    for (int i = 0; i<sizeof(str); i++)
    {
        if (false == regex_match(str, regex("[[:alpha:]]+")))
        {
            throw exeption_n(1);
        }
    }
    return str;
}
char* fun3()throw(exeption_n)
{
    bool fl = false;
    char *str;
    str = new char[80];
    for (int i = 0; i < sizeof(str); i++)
    {
        if (!((str[i] >= 'a' && str[i] <= 'z') || (str[i] >= 'A' && str[i] <= 'Z')) || (str[i] >= '0'&&str[i] <= '9'))
            throw exeption_n(4);
    }
    return str;
}

exeption_n::exeption_n(int _number)
{
    this->number = _number;
    switch (_number)
    {
    case 1:
    {
        this->name = " Ожидался ввод только английских букв";
        break;
    }
    case 2:
    {
        this->name = " Ожидался ввод только целочисленного типа";
        break;
    }
    case 3:
    {
        this->name = " Введено отрицательное число";
        break;
    }
    case 4:
    {
        this->name = "Введите число или букву";
        break;
    }
    case 88:
    {
        this->name = " Необработанное исключение";
        break;
    }
    case 77:
    {
        this->name = " error";
        break;
    }
    }

}

exeption_n::exeption_n(const exeption_n & tmp)
{
    this->number = tmp.number;
    this->name = tmp.name;
}


exeption_n::~exeption_n()
{
}

void operator << (std::ostream & os, exeption_n & tmp)
{
    os << "Код исключения:" << tmp.number << endl << "Ошибка:" << tmp.name << endl << endl;
}
char enter_int_char()
{
    bool fl = false;
    char* str;
    str = new char[80];
    do {
        try
        {
            str= fun3();
            fl = true;
        }
            catch (exeption_n &ex)
            {
                cout << ex;
                fl = false;
                cin.clear();
                rewind(stdin);
                cin.sync();
            }
            catch (...)
            {
                cout << "catch(...)" << endl;
                fl = false;
                cin.clear();
                cin.sync();
            }
        } while (fl == false);
        return *str;
    }
int enter_int()
{
    bool fl = false;
    int k = 0;
    do
    {
        try
        {
            k = fun1();
            fl = true;
        }

        catch (exeption_n &ex)
        {
            cout << ex;
            fl = false;
            cin.clear();
            rewind(stdin);
            cin.sync();
        }
        catch (...)
        {
            cout << "catch(...)" << endl;
            fl = false;
            cin.clear();
            cin.sync();
        }
    } while (fl == false);
    return k;
}

char* enter_char()
{
    bool fl = false;
    char* str;
    str = new char[80];
    do
    {
        try
        {
            str = fun2();
            fl = true;
        }
        catch (exeption_n &ex)
        {
            cout << ex;
            fl = false;
            cin.clear();
            rewind(stdin);
            cin.sync();
        }
        catch (...)
        {
            cout << "catch(...)" << endl;
            fl = false;
            cin.clear();
            rewind(stdin);
            cin.sync();
        }
    } while (fl == false);
    return str;
}