lesson_1 #1
|
@ -0,0 +1,20 @@
|
|||
Ilin;Petr;Artemovich;7;17;4559767;;
|
||||
Zaitsev;Zakhar;Artemovich;125;44;4164751;;
|
||||
Dubinin;Aleksei;Mikhailovich;7;473;7449054;;
|
||||
Solovev;Artur;Mikhailovich;4;940;2556793;;
|
||||
Gerasimov;Miroslav;Stanislavovich;7;367;7508887;;
|
||||
Makeev;Marat;;77;4521;8880876;999;
|
||||
Solovev;Ivan;Vladimirovich;7;273;5699819;5543;
|
||||
Egorov;Savelii;Stanislavovich;77;4521;8880876;99;
|
||||
Sokolov;Arsenii;;93;163;1992257;16;
|
||||
Davydov;Filipp;Grigorevich;7;247;1377660;;
|
||||
Morozov;Vladimir;Mikhailovich;37;2290;5613649;;
|
||||
Orekhov;Matvei;Petrovich;81;8281;7420182;2;
|
||||
Titova;Natalia;;93;163;1992257;9;
|
||||
Markelov;Dmitrii;Vadimovich;19;7576;5734416;2;
|
||||
Kozlovskii;Artem;Daniilovich;81;8281;7420182;1;
|
||||
Kuznetsov;Kirill;Kirillovich;7;17;8346563;;
|
||||
Mironova;Margarita;Aleksandrovna;7;273;5699819;5542;
|
||||
Kotov;Vasilii;Eliseevich;7;367;7508888;;
|
||||
Ivanov;Daniil;Maksimovich;7;366;7508887;;
|
||||
Aleksandrov;Georgii;;493;7637;6114861;;
|
|
@ -0,0 +1,262 @@
|
|||
/*
|
||||
* main.cpp
|
||||
*
|
||||
* Created on: 22 сент. 2021 г.
|
||||
* Author: alexander
|
||||
*/
|
||||
#include <iostream>
|
||||
#include <string>
|
||||
#include <optional>
|
||||
#include <vector>
|
||||
#include <fstream>
|
||||
#include <sstream>
|
||||
#include <algorithm>
|
||||
#include <iomanip>
|
||||
|
||||
using namespace std;
|
||||
|
||||
struct Person
|
||||
{
|
||||
string firstname;
|
||||
string lastname;
|
||||
optional<string> patronymic;
|
||||
};
|
||||
|
||||
optional<string> getOptStr(string &s)
|
||||
{
|
||||
if (s == "")
|
||||
{
|
||||
return nullopt;
|
||||
}
|
||||
|
||||
return s;
|
||||
}
|
||||
|
||||
ostream& operator<<(ostream &out, const Person &p)
|
||||
{
|
||||
out << setw(15) << p.firstname << setw(12) << p.lastname;
|
||||
|
||||
if (p.patronymic.has_value())
|
||||
{
|
||||
out << setw(17) << p.patronymic.value();
|
||||
}
|
||||
else
|
||||
{
|
||||
out << setw(18);
|
||||
}
|
||||
|
||||
return out;
|
||||
}
|
||||
|
||||
bool operator<(const Person &p1, const Person &p2)
|
||||
{
|
||||
return tie(p1.firstname, p1.lastname, p1.patronymic) < tie(p2.firstname, p2.lastname, p2.patronymic);
|
||||
}
|
||||
|
||||
bool operator==(const Person &p1, const Person &p2)
|
||||
{
|
||||
return tie(p1.firstname, p1.lastname, p1.patronymic) == tie(p2.firstname, p2.lastname, p2.patronymic);
|
||||
}
|
||||
|
||||
struct PhoneNumber
|
||||
{
|
||||
int country_code;
|
||||
int city_code;
|
||||
string number;
|
||||
optional<int> additional_number;
|
||||
};
|
||||
|
||||
bool operator<(const PhoneNumber &p1, const PhoneNumber &p2)
|
||||
{
|
||||
return tie(p1.country_code, p1.city_code, p1.number, p1.additional_number) < tie(p2.country_code, p2.city_code, p2.number, p2.additional_number);
|
||||
}
|
||||
|
||||
optional<int> getOptInt(string &s)
|
||||
{
|
||||
if (s == "")
|
||||
{
|
||||
return nullopt;
|
||||
}
|
||||
|
||||
return stoi(s);
|
||||
}
|
||||
|
||||
ostream& operator<<(ostream &out, const PhoneNumber &p)
|
||||
{
|
||||
out << setw(3) << '+' << p.country_code << '(' << p.city_code << ')' << p.number;
|
||||
|
||||
if (p.additional_number.has_value())
|
||||
{
|
||||
out << ' ' << p.additional_number.value();
|
||||
}
|
||||
|
||||
return out;
|
||||
}
|
||||
|
||||
class PhoneBook
|
||||
{
|
||||
private:
|
||||
vector<pair<Person, PhoneNumber>> m_data;
|
||||
public:
|
||||
PhoneBook(ifstream &file)
|
||||
{
|
||||
if (!file)
|
||||
{
|
||||
cout << "Не удаётся открыть файл!" << endl;
|
||||
exit(-1);
|
||||
}
|
||||
|
||||
for (string line; getline(file, line);)
|
||||
{
|
||||
stringstream str(line);
|
||||
vector<string> rowData;
|
||||
|
||||
for (string s; getline(str, s, ';');)
|
||||
{
|
||||
rowData.push_back(s);
|
||||
}
|
||||
|
||||
pair<Person, PhoneNumber> entry;
|
||||
|
||||
for (size_t i = 0; i < rowData.size(); ++i)
|
||||
{
|
||||
switch (i)
|
||||
{
|
||||
case 0:
|
||||
entry.first.firstname = rowData[i];
|
||||
break;
|
||||
case 1:
|
||||
entry.first.lastname = rowData[i];
|
||||
break;
|
||||
case 2:
|
||||
entry.first.patronymic = getOptStr(rowData[i]);
|
||||
break;
|
||||
case 3:
|
||||
entry.second.country_code = stoi(rowData[i]);
|
||||
break;
|
||||
case 4:
|
||||
entry.second.city_code = stoi(rowData[i]);
|
||||
break;
|
||||
case 5:
|
||||
entry.second.number = rowData[i];
|
||||
break;
|
||||
case 6:
|
||||
entry.second.additional_number = getOptInt(rowData[i]);
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
||||
m_data.push_back(entry);
|
||||
}
|
||||
}
|
||||
|
||||
friend ostream& operator<<(ostream &out, const PhoneBook &pb)
|
||||
{
|
||||
for (const auto& [first, second] : pb.m_data)
|
||||
{
|
||||
out << first << ' ' << second << endl;
|
||||
}
|
||||
|
||||
return out;
|
||||
}
|
||||
|
||||
void SortByName()
|
||||
{
|
||||
sort(m_data.begin(), m_data.end(), [](const pair<Person, PhoneNumber> &lhs, const pair<Person, PhoneNumber> &rhs)
|
||||
{
|
||||
return lhs.first < rhs.first;
|
||||
});
|
||||
}
|
||||
|
||||
void SortByPhone()
|
||||
{
|
||||
sort(m_data.begin(), m_data.end(), [](const pair<Person, PhoneNumber> &lhs, const pair<Person, PhoneNumber> &rhs)
|
||||
{
|
||||
return lhs.second < rhs.second;
|
||||
});
|
||||
}
|
||||
|
||||
pair<string, vector<PhoneNumber>> GetPhoneNumber(const string &firstname)
|
||||
{
|
||||
vector<PhoneNumber> phoneNumbers;
|
||||
int count = 0;
|
||||
|
||||
for_each(m_data.begin(), m_data.end(), [&](const auto &entry)
|
||||
{
|
||||
if (entry.first.firstname == firstname)
|
||||
{
|
||||
phoneNumbers.push_back(entry.second);
|
||||
++count;
|
||||
}
|
||||
});
|
||||
|
||||
switch (count)
|
||||
{
|
||||
case 0:
|
||||
return {"not found", phoneNumbers};
|
||||
case 1:
|
||||
return {"", phoneNumbers};
|
||||
default:
|
||||
return {"found more than 1", phoneNumbers};
|
||||
}
|
||||
}
|
||||
|
||||
void ChangePhoneNumber(const Person &p, const PhoneNumber &pn)
|
||||
{
|
||||
auto entry = find_if(m_data.begin(), m_data.end(), [&](const auto &entry)
|
||||
{
|
||||
return entry.first == p;
|
||||
});
|
||||
|
||||
if (entry != m_data.end())
|
||||
{
|
||||
entry->second = pn;
|
||||
}
|
||||
}
|
||||
};
|
||||
|
||||
int main()
|
||||
{
|
||||
ifstream file("PhoneBook.txt");
|
||||
PhoneBook book(file);
|
||||
cout << book;
|
||||
|
||||
cout << "------SortByPhone-------" << endl;
|
||||
book.SortByPhone();
|
||||
cout << book;
|
||||
|
||||
cout << "------SortByName--------" << endl;
|
||||
book.SortByName();
|
||||
cout << book;
|
||||
|
||||
cout << "-----GetPhoneNumber-----" << endl;
|
||||
// лямбда функция, которая принимает фамилию и выводит номер телефона этого человека, либо строку с ошибкой
|
||||
auto print_phone_number = [&book](const string &surname)
|
||||
{
|
||||
cout << surname << "\t";
|
||||
auto answer = book.GetPhoneNumber(surname);
|
||||
if (get<0>(answer).empty())
|
||||
{
|
||||
for (size_t i = 0; i < get<1>(answer).size(); ++i)
|
||||
{
|
||||
cout << get<1>(answer)[i];
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
cout << get<0>(answer);
|
||||
}
|
||||
cout << endl;
|
||||
};
|
||||
|
||||
// вызовы лямбды
|
||||
print_phone_number("Ivanov");
|
||||
print_phone_number("Petrov");
|
||||
|
||||
cout << "----ChangePhoneNumber----" << endl;
|
||||
book.ChangePhoneNumber(Person { "Kotov", "Vasilii", "Eliseevich" }, PhoneNumber { 7, 123, "15344458", nullopt });
|
||||
book.ChangePhoneNumber(Person { "Mironova", "Margarita", "Vladimirovna" }, PhoneNumber { 16, 465, "9155448", 13 });
|
||||
cout << book;
|
||||
|
||||
return 0;
|
||||
}
|
Loading…
Reference in New Issue