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#include <iostream>
#include<ctime>
#include<fstream>
class PhoneBook
{
private:
    char* firstName;
    char* lastName;
    char* additionalInformation;
    int homePhone;
    int workPhone;
    static int standartLenght;
public:
    PhoneBook(char* firstName = nullptr, char* lastName = nullptr, char* additionalInformation = nullptr, int homePhone = 0, int workPhone = 0) : firstName{ new char[standartLenght] }, lastName{ new char[standartLenght] }, additionalInformation{ new char[standartLenght] }, homePhone{ 0 }, workPhone{ 0 } {
        if (firstName != nullptr and lastName != nullptr and additionalInformation != nullptr)
        {
            this->firstName = new char[strlen(firstName)];
            for (int i = 0; firstName[i] != '\0'; i++)
            {
                this->firstName[i] = firstName[i];
            }
            this->firstName[strlen(firstName)] = '\0';
            this->lastName = new char[strlen(lastName)];
            for (int i = 0; lastName[i] != '\0'; i++)
            {
                this->lastName[i] = lastName[i];
            }
            this->lastName[strlen(lastName)] = '\0';
            this->additionalInformation = new char[strlen(additionalInformation)];
            for (int i = 0; additionalInformation[i] != '\0'; i++)
            {
                this->additionalInformation[i] = additionalInformation[i];
            }
            this->additionalInformation[strlen(additionalInformation)] = '\0';
            this->homePhone = homePhone;
            this->workPhone = workPhone;
        }
        else
        {
            this->firstName = nullptr;
            this->lastName = nullptr;
            this->additionalInformation = nullptr;
        } }; //Construct
    PhoneBook(const PhoneBook& objectPhoneBook) {
        PhoneBook(objectPhoneBook.firstName, objectPhoneBook.lastName, objectPhoneBook.additionalInformation, objectPhoneBook.homePhone, objectPhoneBook.workPhone);
    }//Construct 2
    ~PhoneBook() { delete[] firstName; delete[] lastName; delete[] additionalInformation; homePhone = 0; workPhone = 0; };//Destruct
    //Set
    void setFirstName(char* firstName)
    {
        if (this->firstName != nullptr) { delete[] this->firstName; }
        this->firstName = new char[strlen(firstName)];
        for (int i = 0; firstName[i]!='\0'; i++)
        {
            this->firstName[i] = firstName[i];
        }
        this->firstName[strlen(firstName)] = '\0';
    }
    void setLastName(char* lastName)
    {
        if (this->lastName != nullptr) { delete[] this->lastName; }
        this->lastName = new char[strlen(lastName)];
        for (int i = 0; lastName[i] != '\0'; i++)
        {
            this->lastName[i] = lastName[i];
        }
        this->lastName[strlen(lastName)] = '\0';
    }
    void setAdditionalInformation(char* additionalInformation)
    {
        if (this->additionalInformation != nullptr) { delete[] this->additionalInformation; }
        this->additionalInformation = new char[strlen(additionalInformation)];
        for (int i = 0; additionalInformation[i] != '\0'; i++)
        {
            this->additionalInformation[i] = additionalInformation[i];
        }
        this->additionalInformation[strlen(additionalInformation)] = '\0';
    }
    void setHomePhone(int homePhone)
    {
        this->homePhone = homePhone;
    }
    void setWorkPhone(int workPhone)
    {
        this->workPhone = workPhone;
    }
    void enterAllContact()
    {
        char* firstNameOnce = new char[100];
        char* lastNameOnce = new char[100];
        char* additionalInformationOnce = new char[100];
        std::cout << "Enter first name = ";
        std::cin >> firstNameOnce;
        std::cout << "Enter last name = ";
        std::cin >> lastNameOnce;
        std::cout << "Enter additional information = ";
        std::cin.getline(additionalInformationOnce, 100);
        std::cin.ignore(1000, '\n');
        std::cout << "Enter home phone = ";
        std::cin >> homePhone;
        std::cout << "Enter work phone = ";
        std::cin >> workPhone;
        firstName = firstNameOnce;
        lastName = lastNameOnce;
        additionalInformation = additionalInformationOnce;
        std::cout << "Complete\n";
    }
    
    //Get
    void showFirstName()
    {
        if (firstName != nullptr)
        {
            std::cout <<"Name = "<< firstName << " ";
        }
        else { std::cout << "Name = " << "NONE" << " "; }
    }
    void showLastName() {   
        if (lastName != nullptr)
        {
            std::cout << lastName << "\n";
        }
        else { std::cout << "NONE\n"; }
    }
    void showAdditionaInformation()
    {
        if (additionalInformation != nullptr)
        {
            std::cout << "Additional information = "<< additionalInformation << "\n";
        }
        else { std::cout << "Additional information = " << "NONE\n"; }
    }
    void showHomePhone()
    {
        std::cout <<"Home phone = "<< homePhone<<"\n";
    }
    void showWorkPhone()
    {
        std::cout <<"Work phone = "<< workPhone<<"\n";
    }
    //File
    void putInFile(int id,std::ofstream* file)
    {
        if (firstName != nullptr)
        {
            *file << firstName << "\n";
        }
        else { *file<< "NONE" << "\n"; }
        if (lastName != nullptr)
        {
            *file<< lastName << "\n";
        }
        else { *file<< "NONE\n"; }
 
        if (additionalInformation != nullptr)
        {
            *file<< additionalInformation << "\n";
        }
        else { *file<< "NONE\n"; }
        *file << homePhone << "\n";
        *file << workPhone << "\n";
    }
    //Copy
    static void copyTwoObjects(PhoneBook& objectOut, PhoneBook& objectIn, int countOfObject);
};
//Static
int PhoneBook::standartLenght{ 20 };
// Copy obj1 to obj2
void PhoneBook::copyTwoObjects(PhoneBook& objectOut, PhoneBook& objectIn, int countOfObject)
{
        objectIn.homePhone = objectOut.homePhone;
        objectIn.workPhone = objectOut.workPhone;
 
        
        if (objectOut.firstName != nullptr) {
            int lenghtFirstName = strlen(objectOut.firstName);
            objectIn.firstName = new char[lenghtFirstName];
            for (int i = 0; objectOut.firstName[i] != '\0'; i++)
            {
            objectIn.firstName[i] = objectOut.firstName[i];
            }
            objectIn.firstName[strlen(objectOut.firstName)] = '\0';
        }
        else
        {
            objectIn.firstName = nullptr;
        }
        if (objectOut.lastName != nullptr) { 
            int lenghtLastName = strlen(objectOut.lastName);
            objectIn.lastName = new char[lenghtLastName];
            for (int i = 0; objectOut.lastName[i] != '\0'; i++)
            {
            objectIn.lastName[i] = objectOut.lastName[i];
            }
            objectIn.lastName[strlen(objectOut.lastName)] = '\0';
        }
        else
        {
            objectIn.lastName = nullptr;
        }
        if (objectOut.additionalInformation != nullptr) { 
            int lenghtAdditionalInformation = strlen(objectOut.additionalInformation);
            objectIn.additionalInformation = new char[lenghtAdditionalInformation];
            for (int i = 0; objectOut.additionalInformation[i] != '\0'; i++)
            {
            objectIn.additionalInformation[i] = objectOut.additionalInformation[i];
            }
            objectIn.additionalInformation[strlen(objectOut.additionalInformation)] = '\0';
        }
        else
        {
            objectIn.additionalInformation = nullptr;
        }
}
//Menu of program
void menu()
{
    std::cout << "\t\tMenu\n";
    std::cout << "1) Create new contact\n2) Edit contact\n3) Show all list\n4) Delete contact\n5) Show full contact\n6) Put in file\n7) Exit\n Choice = ";
}
 
void main()
{
    int choice;
    std::cout << "You want to import contacts? 1- Yes, 0- No. Choice = ";
    std::cin >> choice;
    std::ifstream file("logs.txt"); 
    int countOfMassive = 1;
    PhoneBook* phoneBookMassive;
    if (choice == 1)
    {
        char buff[50];
        file.getline(buff, 50);
        countOfMassive = atoi(buff);
        phoneBookMassive = new PhoneBook[countOfMassive];
        for (int id = 0; id < countOfMassive; id++)
        {
            file.getline(buff, 50);
            phoneBookMassive[id].setFirstName(buff);
            file.getline(buff, 50);
            phoneBookMassive[id].setLastName(buff);
            file.getline(buff, 50);
            phoneBookMassive[id].setAdditionalInformation(buff);
            file.getline(buff, 50);
            int homePhone = atoi(buff);
            phoneBookMassive[id].setHomePhone(homePhone);
            file.getline(buff, 50);
            int workPhone = atoi(buff);
            phoneBookMassive[id].setWorkPhone(workPhone);
        }
    }
    else
    {
        phoneBookMassive = new PhoneBook[countOfMassive];
    }
    file.close();
    do
    {
        menu();
        std::cin >> choice;
        //Create new contact
        if (choice == 1)
        {
            PhoneBook* phoneBookCopy = phoneBookMassive;
            countOfMassive++;
            phoneBookMassive = new PhoneBook[countOfMassive];
            for (int i = 0; i < countOfMassive-1; i++)
            {
                phoneBookMassive[0].copyTwoObjects(phoneBookCopy[i], phoneBookMassive[i], countOfMassive);
            }
            int select;
            std::cout << "You want to fill contact or no?(1- Yes, 0- No) = ";
            std::cin >> select;
            if (select == 1)
            {
                phoneBookMassive[countOfMassive-1].enterAllContact();
            }
        }
        //Edit contact
        else if (choice == 2)
        {
            int choiceEdit, idObject;
            std::cout << "1) Set first name\n2) Set last name\n3) Set additional information\n4) Set work phone\n 5) Set home phone\nChoice = ";
            std::cin >> choiceEdit;
            std::cout << "Enter id of object = ";
            std::cin >> idObject;
            if (choiceEdit == 1)
            {
                char* firstNameOnce = new char[100];
                std::cout << "Enter first name = ";
                std::cin >> firstNameOnce;
                phoneBookMassive[idObject].setFirstName(firstNameOnce);
                std::cout << "Complete\n";
            }
            else if (choiceEdit == 2)
            {
                char* lastNameOnce = new char[100];
                std::cout << "Enter last name = ";
                std::cin >> lastNameOnce;
                phoneBookMassive[idObject].setLastName(lastNameOnce);
                std::cout << "Complete\n";
            }
            else if (choiceEdit == 3)
            {
                char* addInf = new char[100];
                std::cout << "Enter last name = ";
                std::cin >> addInf;
                phoneBookMassive[idObject].setAdditionalInformation(addInf);
                std::cout << "Complete\n";
            }
            else if (choiceEdit == 4)
            {
                int workPhone;
                std::cout << "Enter work phone = ";
                std::cin >> workPhone;
                phoneBookMassive[idObject].setWorkPhone(workPhone);
                std::cout << "Complete\n";
            }
            else if (choiceEdit == 5)
            {
                int homePhone;
                std::cout << "Enter home phone = ";
                std::cin >> homePhone;
                phoneBookMassive[idObject].setWorkPhone(homePhone);
                std::cout << "Complete\n";
            }
        }
        //Show all list
        else if (choice == 3)
        {
                for (int i = 0; i < countOfMassive; i++)
                {
                    std::cout << "ID = " << i << ". Name = "; phoneBookMassive[i].showFirstName(); std::cout << " "; phoneBookMassive[i].showLastName(); std::cout << "\n";
                }
        }
        //Delete contact
        else if (choice == 4)
        {
            int idObject;
            std::cout << "Enter id object = ";
            std::cin >> idObject;
            PhoneBook* phoneBookCopy = phoneBookMassive;
            countOfMassive--;
            phoneBookMassive = new PhoneBook[countOfMassive];
            for (int i = 0; i < countOfMassive; i++)
            {
                phoneBookMassive[0].copyTwoObjects(phoneBookCopy[i<idObject?i+0:i+1], phoneBookMassive[i], countOfMassive);
            }
        }
        //Show full contact
        else if (choice == 5)
        {
            int idObject;
            std::cout << "Enter id object = ";
            std::cin >> idObject;
            phoneBookMassive[idObject].showFirstName();
            phoneBookMassive[idObject].showLastName();
            phoneBookMassive[idObject].showAdditionaInformation();
            phoneBookMassive[idObject].showHomePhone();
            phoneBookMassive[idObject].showWorkPhone();
        }
        //Put in file
        else if (choice == 6){
        std::ofstream file("logs.txt");
        file << countOfMassive << "\n";
            for (int i = 0; i < countOfMassive; i++)
            {
                phoneBookMassive[i].putInFile(i,&file);
            }
        file.close();
        }
        //Exit
        else if (choice == 7)
        {
            std::cout << "Bye";
        }
    } while (choice != 7);
    delete[] phoneBookMassive;
}

void setFirstName(char* firstName)
    {
        if (this->firstName != nullptr) { delete[] this->firstName; }
        this->firstName = new char[strlen(firstName)+1];  //  +1 !!!!!!!!!!!!!!!!!!!!!!!
        strcpy(this->firstName,firstName);
    }