#include <iostream>
#include <iomanip>
#include <fstream>
#include <string>
#include <cstring>
using namespace std;

const int kolichestvo = 2;
const int D = 3;
const int n = 2;

struct ZNAK {
    char name[20];
    char surname[30];
    string znak;
    int date[D];
};
void meny(int &n);

void fank2(int *A);

void search(ZNAK *m, char file_name[],const int kolichestvo);

void output( ZNAK *m, char file_name[], const int kolichestvo, const int n);

void fillstruct(ZNAK *m,char file_name[], const int kolichestvo, const int D);

void showstruct(ZNAK *m,char file_name[], const int kolichestvo, const int D);

int main(){
    setlocale(LC_ALL, "rus");
    cout<<"Enter file name:"<<endl;
    char file_name[50];
    cin.getline(file_name, 20);
    int choice = 0;
    ZNAK m[kolichestvo];
    while (choice != 4) {
        meny(choice);
        if (choice == 1) {
            fillstruct(m, file_name, kolichestvo, D);

        }


        if (choice == 3) {
            output(m, file_name, kolichestvo, n);
        }
        if (choice == 2) {
            search(m, file_name, kolichestvo);
            system ("pause");
        }
        if (choice == 4) break;
    }
    cout << "Завершение программы...";
}



void meny(int &n) {
    system("cls");
    cout << setw(15) << "****Меню****"<<endl<<endl;
    cout << setw(3) << "1) Ввести данные" << endl;
    cout << setw(3) << "2) найти человека " << endl;
    cout << setw(3) << "3) Вывести данные" << endl;
    cout << setw(3) << "4) Выход" << endl;
    cin >> n;
}


void fillstruct(ZNAK *m, char file_name[],const int kolichestvo, const int D){
        ofstream file(file_name, ios::binary | ios::out);
    for (int i = 0; i < kolichestvo; i++){
        cout << "input name and surname: ";
        cin >> m[i].name;
        cin >> m[i].surname;

        cout << "input Zodiac sign: ";
        cin >> m[i].znak;

        cout << "input date: ";
        fank2(m[i].date);

        file.write(reinterpret_cast<char*> (&m), sizeof(ZNAK));
    }
    cout<<"File is made"<<endl;
    file.close();
}

void fank2(int *A) {
    for (int i=0; i < 3; i++) {
        cin >> A[i];
    }
}

void search(ZNAK *m, char file_name[],const int kolichestvo){
    char surname1[20];
    ifstream file(file_name, ios::binary | ios::in);
    for ( int l = 0; l < 20; l++ )
        surname1[l]=NULL;

    cout<<"Enter needed surname: ";
    cin >> surname1;

    bool r = false;

    for ( int k = 0; k < kolichestvo; k++ )
    {
        file.read(reinterpret_cast<char*> (&m), sizeof(ZNAK));

        bool b = true;
        int l = 0;

        while ( surname1[l] != NULL)
        { if (surname1[l] != m[k].surname[l]) b = false; l++;
        }
        if (surname1[l] != m[k].surname[l]) b = false;

        if ( b == true  )
        {
            cout << m[k].name << " " << m[k].surname << endl << m[k].znak << endl;
            for (int j = 0; j < 3; j++){

                cout << m[k].date[j] << " ";
            }
            cout << endl;
            cout<<"--------------------------------------------------"<<endl;
            r = true;
        }
        file.close();

    }
    if ( r == false ) cout<<"No match person"<<endl;
    file.close();

    system("pause");

}

void output( ZNAK *m, char file_name[], const int kolichestvo, const int n){
    ifstream file(file_name, ios::binary | ios::in);
    file.read(reinterpret_cast<char*> (&m), sizeof(ZNAK));
    for (int i = 0; i < n; i++) {


        cout << m[i].name << " ";
        cout << m[i].surname << " "<<endl;
        cout << m[i].znak << endl;
        for (int j = 0; j < 3; j++) {
            cout << m[i].date[j] << " ";

        }

        cout << endl;
    }
    file.close();

}