4 changed files with 408 additions and 0 deletions
--- a/lesson_8/lesson_1.cpp
+++ b/lesson_8/lesson_1.cpp
@ -0,0 +1,203 @@
+/*
+ * lesson_1.cpp
+ *
+ *  Created on: 16 окт. 2021 г.
+ *      Author: alexander
+ */
+
+#include "lesson_1.hpp"
+
+#include <sstream>
+#include <algorithm>
+#include <iomanip>
+
+/****************************
+ *          Person          *
+ ****************************/
+
+std::optional<std::string> getOptStr(std::string &s)
+{
+    if (s == "")
+    {
+        return std::nullopt;
+    }
+
+    return s;
+}
+
+std::ostream& operator<<(std::ostream &out, const Person &p)
+{
+    out << std::setw(15) << p.firstname << std::setw(12) << p.lastname;
+
+    if (p.patronymic.has_value())
+    {
+        out << std::setw(17) << p.patronymic.value();
+    }
+    else
+    {
+        out << std::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);
+}
+
+/*********************************
+ *          PhoneNumber          *
+ *********************************/
+
+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);
+}
+
+std::optional<int> getOptInt(std::string &s)
+{
+    if (s == "")
+    {
+        return std::nullopt;
+    }
+
+    return std::stoi(s);
+}
+
+std::ostream& operator<<(std::ostream &out, const PhoneNumber &p)
+{
+    out << std::setw(3) << '+' << p.country_code << '(' << p.city_code << ')' << p.number;
+
+    if (p.additional_number.has_value())
+    {
+        out << ' ' << p.additional_number.value();
+    }
+
+    return out;
+}
+
+/*******************************
+ *          PhoneBook          *
+ *******************************/
+
+PhoneBook::PhoneBook(std::istream &file)
+{
+    if (!file)
+    {
+        std::cout << "Не удаётся открыть файл!" << std::endl;
+        exit(1);
+    }
+
+    for (std::string line; std::getline(file, line);)
+    {
+        std::stringstream str(line);
+        std::vector<std::string> rowData;
+
+        for (std::string s; getline(str, s, ';');)
+        {
+            rowData.push_back(s);
+        }
+
+        std::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);
+    }
+}
+
+std::ostream& operator<<(std::ostream &out, const PhoneBook &pb)
+{
+    for (const auto& [first, second] : pb.m_data)
+    {
+        out << first << ' ' << second << std::endl;
+    }
+
+    return out;
+}
+
+void PhoneBook::SortByName()
+{
+    sort(m_data.begin(), m_data.end(), [](const std::pair<Person, PhoneNumber> &lhs, const std::pair<Person, PhoneNumber> &rhs)
+    {
+        return lhs.first < rhs.first;
+    });
+}
+
+void PhoneBook::SortByPhone()
+{
+    sort(m_data.begin(), m_data.end(), [](const std::pair<Person, PhoneNumber> &lhs, const std::pair<Person, PhoneNumber> &rhs)
+    {
+        return lhs.second < rhs.second;
+    });
+}
+
+std::pair<std::string, std::vector<PhoneNumber>> PhoneBook::GetPhoneNumber(const std::string &firstname)
+{
+    std::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 PhoneBook::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;
+    }
+}
--- a/lesson_8/lesson_1.hpp
+++ b/lesson_8/lesson_1.hpp
@ -0,0 +1,57 @@
+/*
+ * lesson_1.hpp
+ *
+ *  Created on: 16 окт. 2021 г.
+ *      Author: alexander
+ */
+
+#pragma once
+
+/*
+ * main.cpp
+ *
+ *  Created on: 22 сент. 2021 г.
+ *      Author: alexander
+ */
+#include <iostream>
+#include <string>
+#include <optional>
+#include <vector>
+#include <fstream>
+
+struct Person
+{
+    std::string firstname;
+    std::string lastname;
+    std::optional<std::string> patronymic;
+};
+
+struct PhoneNumber
+{
+    int country_code;
+    int city_code;
+    std::string number;
+    std::optional<int> additional_number;
+};
+
+class PhoneBook
+{
+private:
+    std::vector<std::pair<Person, PhoneNumber>> m_data;
+public:
+    PhoneBook(std::istream &file);
+    friend std::ostream& operator<<(std::ostream &out, const PhoneBook &pb);
+    void SortByName();
+    void SortByPhone();
+    std::pair<std::string, std::vector<PhoneNumber>> GetPhoneNumber(const std::string &firstname);
+    void ChangePhoneNumber(const Person &p, const PhoneNumber &pn);
+};
+
+std::optional<std::string> getOptStr(std::string &s);
+std::ostream& operator<<(std::ostream &out, const Person &p);
+bool operator<(const Person &p1, const Person &p2);
+bool operator==(const Person &p1, const Person &p2);
+
+bool operator<(const PhoneNumber &p1, const PhoneNumber &p2);
+std::optional<int> getOptInt(std::string &s);
+std::ostream& operator<<(std::ostream &out, const PhoneNumber &p);
--- a/lesson_8/main.cpp
+++ b/lesson_8/main.cpp
@ -0,0 +1,15 @@
+/*
+ * main.cpp
+ *
+ *  Created on: 16 окт. 2021 г.
+ *      Author: alexander
+ */
+
+#include "lesson_1.hpp"
+#include "tests.hpp"
+
+int main(int argc, char **argv)
+{
+    testing::InitGoogleTest(&argc, argv);
+    return RUN_ALL_TESTS();
+}
--- a/lesson_8/tests.hpp
+++ b/lesson_8/tests.hpp
@ -0,0 +1,133 @@
+/*
+ * tests.hpp
+ *
+ *  Created on: 17 окт. 2021 г.
+ *      Author: alexander
+ */
+
+#pragma once
+
+#include <gtest/gtest.h>
+#include "lesson_1.hpp"
+
+class TestBook: public testing::Test
+{
+protected:
+    PhoneBook *book;
+
+    void SetUp() override
+    {
+        std::stringstream src_stream;
+        src_stream << "Ivanov;Daniil;Maksimovich;7;366;7508887;;\n"
+                << "Aleksandrov;Georgii;;493;7637;6114861;;\n"
+                << "Aleksandrov;Andrey;Mikhailovich;7;247;1377660;5542;\n"
+                << "Markelov;Dmitrii;Vadimovich;19;7576;5734416;2;\n";
+
+        book = new PhoneBook(src_stream);
+    }
+
+    void TearDown() override
+    {
+        delete book;
+    }
+};
+
+TEST_F(TestBook, GetPhoneNumber_notFound)
+{
+    std::string lastname = "Egorov";
+
+    auto answer = book->GetPhoneNumber(lastname);
+    EXPECT_EQ(std::get<0>(answer), "not found");
+}
+
+TEST_F(TestBook, GetPhoneNumber_foundOne)
+{
+    std::string lastname = "Ivanov";
+
+    auto answer = book->GetPhoneNumber(lastname);
+    EXPECT_EQ(std::get<0>(answer), "");
+}
+
+TEST_F(TestBook, GetPhoneNumber_foundMore)
+{
+    std::string lastname = "Aleksandrov";
+
+    auto answer = book->GetPhoneNumber(lastname);
+    EXPECT_EQ(std::get<0>(answer), "found more than 1");
+}
+
+TEST_F(TestBook, GetPhoneNumber_empty)
+{
+    std::string lastname = "";
+
+    auto answer = book->GetPhoneNumber(lastname);
+    EXPECT_EQ(std::get<0>(answer), "not found");
+}
+
+TEST_F(TestBook, ChangePhoneNumber)
+{
+    std::string lastname = "Ivanov";
+
+    ASSERT_EQ(std::get<0>(book->GetPhoneNumber(lastname)).empty(), true);
+
+    PhoneNumber answer = std::get<1>(book->GetPhoneNumber(lastname))[0];
+    EXPECT_EQ(answer.number, "7508887");
+
+    book->ChangePhoneNumber(Person { "Ivanov", "Daniil", "Maksimovich" }, PhoneNumber { 7, 123, "15344458", std::nullopt });
+
+    answer = std::get<1>(book->GetPhoneNumber(lastname))[0];
+    EXPECT_EQ(answer.country_code, 7);
+    EXPECT_EQ(answer.city_code, 123);
+    EXPECT_EQ(answer.number, "15344458");
+    EXPECT_EQ(answer.additional_number, std::nullopt);
+}
+
+TEST_F(TestBook, sortByName)
+{
+    std::stringstream src_stream;
+    src_stream << "    Aleksandrov      Andrey     Mikhailovich   +7(247)1377660 5542\n"
+            << "    Aleksandrov     Georgii                    +493(7637)6114861\n"
+            << "         Ivanov      Daniil      Maksimovich   +7(366)7508887\n"
+            << "       Markelov     Dmitrii       Vadimovich   +19(7576)5734416 2\n";
+
+    book->SortByName();
+
+    std::stringstream dst_stream;
+    dst_stream << *book;
+
+    while (!dst_stream.eof())
+    {
+        std::string str_src;
+        std::string str_dst;
+
+        src_stream >> str_src ;
+        dst_stream >> str_dst;
+
+        EXPECT_EQ(str_dst, str_src);
+    }
+}
+
+TEST_F(TestBook, sortByPhone)
+{
+    std::stringstream src_stream;
+    src_stream << "    Aleksandrov      Andrey     Mikhailovich   +7(247)1377660 5542\n"
+            << "         Ivanov      Daniil      Maksimovich   +7(366)7508887\n"
+            << "       Markelov     Dmitrii       Vadimovich   +19(7576)5734416 2\n"
+            << "    Aleksandrov     Georgii                    +493(7637)6114861\n";
+
+    book->SortByPhone();
+
+    std::stringstream dst_stream;
+    dst_stream << *book;
+
+    while (!dst_stream.eof())
+    {
+        std::string str_src;
+        std::string str_dst;
+
+        src_stream >> str_src ;
+        dst_stream >> str_dst;
+
+        EXPECT_EQ(str_dst, str_src);
+    }
+}