Kameliq Genova

#include <iostream>
#include <fstream>
#include <string>
//using namespace std;
/*
    uncomment:
    -   red 4 (namespace std)
    -   red 199
    -   red 200
    -

    kak da se podobri koda:
    - uppercase proverka
    - globalna promenliva za masiva ot studenti
    - globalna promenliva za scount (size vyv funkciite)

*/

struct Student{
    std:: string specialnost;
    std:: string fakNomer;
    std:: string grupa;
    std:: string ime;
    int godinaRajdane;
    double bal;
    std:: string grad;
};

// Globalni promenlivi
Student temp;
int scount = 5;

// Dopylnitelni funkcii
void pylni(Student studenti[], int size);
void izvStudent(Student studenti[], int nomerSt);

// Originalni funkcii
void addStudent(Student studenti[], int size); // B.
void izvStudenti(Student studenti[], int size); // C.
void izvejdanePoKriterij(Student studenti[], int size); // D.
void ascFakNomer(Student studenti[], int size); // E.
void uprFile(Student studenti[], int size); // F. // b?
void podmenu(Student studenti[], int size); // G.
void spravkaStipendiq(Student studenti[], int size); // H. ima za dovyrshvane


int main()
{
    char choise;
    Student studenti[150];
    pylni(studenti, scount);

    while(true)
    {
        std::cout << "Izberete funkciq ot doluposochenite" << std::endl;
        std::cout << "Cyknete 1 za addstudent" << std::endl;
        std::cout << "Cyknete 2 za izv vs studenti" << std::endl;
        std::cout << "Cyknete 3 za izv na studenta s naj-visok bal i vs studenti ot grad Varna" << std::endl;
        std::cout << "Cyknete 4 za podrejdane na masiva vyv vyzhodqsht red po fak nomer" << std::endl;
        std::cout << "Cyknete 5 za zapisvane/chetene na studenti v/ot fajl" << std::endl;
        std::cout << "Cyknete x za izhod" << std::endl;
        std::cin >> choise;

        switch(choise)
        {
            case '1':
                addStudent(studenti, scount);
                break;
            case '2':
                izvStudenti(studenti, scount);
                break;
            case '3':
                izvejdanePoKriterij(studenti, scount);
                break;
            case '4':
                ascFakNomer(studenti, scount);
                break;
            case '5':
                uprFile(studenti, scount);
                break;
            case 'x':
                std::cout << "Hubav i usmihnat den :)";
                return 0;
            default:
                std::cout << "Nevaliden izbor!" << std::endl;
                break;
        }
    }


    return 0;
}

void pylni(Student studenti[], int size)
{
    // Student 0
    studenti[0].specialnost = "KST";
    studenti[0].fakNomer = "002";
    studenti[0].grupa = "1a";
    studenti[0].ime = "Kameliq Genova";
    studenti[0].godinaRajdane = 2004;
    studenti[0].bal = 5.54;
    studenti[0].grad = "Burgas";

    // Student 1
    studenti[1].specialnost = "SIT";
    studenti[1].fakNomer = "001";
    studenti[1].grupa = "1a";
    studenti[1].ime = "Georgi Georgiev";
    studenti[1].godinaRajdane = 2004;
    studenti[1].bal = 4.49;
    studenti[1].grad = "Varna";

    // Student 2
    studenti[2].specialnost = "KST";
    studenti[2].fakNomer = "003";
    studenti[2].grupa = "1a";
    studenti[2].ime = "Todor Iliev";
    studenti[2].godinaRajdane = 2003;
    studenti[2].bal = 3.94;
    studenti[2].grad = "Staro Jelezare";

    // Student 3
    studenti[3].specialnost = "SIT";
    studenti[3].fakNomer = "004";
    studenti[3].grupa = "1a";
    studenti[3].ime = "Dimitar Karakolev";
    studenti[3].godinaRajdane = 2002;
    studenti[3].bal = 4.01;
    studenti[3].grad = "Dobrich";

    // Student 4
    studenti[4].specialnost = "KST";
    studenti[4].fakNomer = "005";
    studenti[4].grupa = "1a";
    studenti[4].ime = "Stoqn Todorov";
    studenti[4].godinaRajdane = 2000;
    studenti[4].bal = 5.84;
    studenti[4].grad = "Ruse";
}

void izvStudent(Student studenti[], int nomerSt)
{
        std::cout << "Student nomer " << nomerSt + 1 << std::endl;
        std::cout << "-----------" << std::endl;
        std::cout << "Specialnost: " << studenti[nomerSt].specialnost << std::endl;
        std::cout << "Fakulteten nomer: " << studenti[nomerSt].fakNomer << std::endl;
        std::cout << "Grupa: " << studenti[nomerSt].grupa << std::endl;
        std::cout << "Ime: " << studenti[nomerSt].ime << std::endl;
        std::cout << "Godina na rajdane: " << studenti[nomerSt].godinaRajdane << std::endl;
        std::cout << "Bal s kojto e vlqzal: " << studenti[nomerSt].bal << std::endl;
        std::cout << "Grad: " << studenti[nomerSt].grad << std::endl;
        std::cout << std::endl;
}

// B.
void addStudent(Student studenti[], int size)
{
    int broj;
    //std::string fNomer;
    //std::string grupa;
    //std::string ime;
    //int godinaRajdane;
    //double bal;
    //std::string grad;

    int nextStudent;

    // Broj vyvedeni studenti
    while(true)
    {
        std::cout << "Vyvedete broq na studentite koito iskate da dobavite: ";
        std::cin >> broj;
        if(broj >= 1 && broj + scount <= 150) break;
        std::cout << "Nevaliden broj studenti! Ne moje da dobavqte po-malko ot edin student ili da nadvishite obshtiq broj na studenti kojto e 150!!" << std::endl;
    }
    scount += broj;

    for(int i = 0; i < broj; i++)
    {
        nextStudent = scount - broj + i;
        // Specialnost
        while(true)
        {
            std::cout << "Vyvedete specialnost na studenta[KST / SIT]: ";
            std::cin >> studenti[nextStudent].specialnost;
            if(studenti[nextStudent].specialnost != "KST" && studenti[nextStudent].specialnost != "SIT")
                std::cout << "Specialnostta moje da e samo KST ili SIT!!!" << std::endl;
            else break;
        }

        // Fak nomer
        while(true)
        {
            std::cout << "Vyvedete fakulteten nomer na studenta: ";
            std::cin >> studenti[nextStudent].fakNomer;
            if(std::size(studenti[nextStudent].fakNomer) != 3)
                std::cout << "Fakultetniqt nomer trqbva da e s razmer ot tri simvola!" << std::endl;
            else break;

            //---  Reshenie za namirane na dublirasht fak nomer?
            //..
            //--
        }

        // Grupa
        while(true)
        {
            std::cout << "Vyvedete grupa na studenta: ";
            std::cin >> studenti[nextStudent].grupa;
            if(std::size(studenti[nextStudent].grupa) != 2) std::cout << "Grupata trqbva da e systavena ot 2 simvola!" << std::endl;
            else
            {
                if(studenti[nextStudent].grupa[0] - '0' < 1 || studenti[nextStudent].grupa[0] - '0' > 9)
                 std::cout << "Pyrviq simvol na grupata trqbva da e cifra ot 1 do 9!" << std::endl;
                else if(studenti[nextStudent].grupa[1] - 'a' < 0 || studenti[nextStudent].grupa[1] - 'a' > 'z')
                    std::cout << "Vtoriq simvol na grupata trqbva da e bukva!!" << std::endl;
                else break;
            }
        }

        // Ime
        while(true)
        {
            std::cout << "Vyvedete ime na studenta: ";
            //std::cin.ignore(1000, '\n');
            //std::cin.getline(studenti[nextStudent].ime);
            std::cin >> studenti[nextStudent].ime;
            if(studenti[nextStudent].ime.size()  >=  2) break;
            std::cout << "Nevalidno ime! Imeto ne moje da e po-malyk ot dva simvola!" << std::endl;
        }


        // Godina Rajdane
        while(true)
        {
            std::cout << "Vyvedete godinata na rajdane na studenta: ";
            std::cin >> studenti[nextStudent].godinaRajdane;
            if(studenti[nextStudent].godinaRajdane >= 1900 && studenti[nextStudent].godinaRajdane <= 2006) break;
            std::cout << "Nevalidna godina na rajdane! Godinata na rajdane moje da e v diapazona ot 1900 do 2006!" << std::endl;
        }

        // Bal
        while(true)
        {
            std::cout << "Vyvedete priemniq bal na studenta: ";
            std::cin >> studenti[nextStudent].bal;
            if(studenti[nextStudent].bal >= 3 && studenti[nextStudent].bal <= 6) break;
            std::cout << "Nevaliden bal! Balyt ne moje da e po-malyk ot 3.00 ili po-golqm ot 6.00!" << std::endl;
        }

        // Grad
        while(true)
        {
            std::cout << "Vyvedete grada na studenta: ";
            std::cin >> studenti[nextStudent].grad;
            if(studenti[nextStudent].grad.size()  >=  2) break;
            std::cout << "Nevaliden grad! Gradyt ne moje da e po-malyk ot dva simvola!" << std::endl;
        }

        // Informaciq ot programata
        std::cout << "-------" << std::endl;
        std::cout << "Studentyt e vyveden uspeshno!" << std::endl;
        std::cout << "-------" << std::endl << std::endl;
    }

}

void izvStudenti(Student studenti[], int size)
{
    std::cout << "Spisyk s vsichki studenti" << std::endl;
    std::cout << "/////////////////////////" << std::endl;
    for(int i = 0; i < size; i++)
    {
        std::cout << "Student nomer " << i + 1 << std::endl;
        std::cout << "-----------" << std::endl;
        std::cout << "Specialnost: " << studenti[i].specialnost << std::endl;
        std::cout << "Fakulteten nomer: " << studenti[i].fakNomer << std::endl;
        std::cout << "Grupa: " << studenti[i].grupa << std::endl;
        std::cout << "Ime: " << studenti[i].ime << std::endl;
        std::cout << "Godina na rajdane: " << studenti[i].godinaRajdane << std::endl;
        std::cout << "Bal s kojto e vlqzal: " << studenti[i].bal << std::endl;
        std::cout << "Grad: " << studenti[i].grad << std::endl;
        std::cout << std::endl;
    }
}

// D.
void izvejdanePoKriterij(Student studenti[], int size)
{
    // Studenta s naj-visok bal
    int maxBalPos = 0;
    for(int i = 0; i < size; i++)
    {
        if(studenti[i].bal > studenti[maxBalPos].bal) maxBalPos = i;
    }
    std::cout << "Studentyt s naj-visok bal:" << std::endl;
    izvStudent(studenti, maxBalPos);

    // Studentite ot grad Varna
    std::cout << "Spisyk sys studentite ot grad Varna:" << std::endl;
    for(int i = 0; i < size; i++)
    {
        if(studenti[i].grad == "Varna") izvStudent(studenti, i);
    }
}

// E.
void ascFakNomer(Student studenti[], int size)
{
    for(int i = 0; i < size; i++)
    {
        for(int j = i + 1; j < size; j++)
        {
            if(studenti[i].fakNomer > studenti[j].fakNomer)
            {
                temp = studenti[i];
                studenti[i] = studenti[j];
                studenti[j] = temp;
            }
        }
    }
    std::cout << "-------" << std::endl;
    std::cout << "Masiva e podreden po vyzhodqsht red na fak nomer uspeshno!" << std::endl;
    std::cout << "-------" << std::endl << std::endl;
}

// F.
void uprFile(Student studenti[], int size)
{
    char read;
    int lineCount = 0;
    std::ofstream writeFile("students.txt"); // File za pisane
    std::ifstream readFile("readfile.txt"); // File za chetene
    std::string readFromFile;

    std::cout << "Za zapisvane na studentite vyv fajl napishete 'a'" << std::endl;
    std::cout << "Za vyvejdane na studentite ot fajl napishete 'b'" << std::endl;
    std::cin >> read;


    switch(read)
    {
        case 'a':
            for(int i = 0; i < size; i++)
            {
                writeFile << studenti[i].specialnost << std::endl;
                writeFile << studenti[i].fakNomer << std::endl;
                writeFile << studenti[i].grupa << std::endl;
                writeFile << studenti[i].ime << std::endl;
                writeFile << studenti[i].godinaRajdane << std::endl;
                writeFile << studenti[i].bal << std::endl;
                writeFile << studenti[i].grad << std::endl;
            }
            writeFile.close();
            std::cout << "--------" << std::endl;
            std::cout << "Studentite bqha uspeshno zapisani vyv fajl!" << std::endl;
            std::cout << "--------" << std::endl;
            break;
        case 'b':
            while(std::getline(readFile, readFromFile))
            {
                lineCount++;
            }
            for(int i = 0; i < lineCount / 7; i++)
            {
                //stringToInt = stoi(studenti[i / 7].godinaRajdane);
                for(int j = 0; j < 7; j++)
                {
                    switch(j % 7)
                    {
                        case 0:
                            std::getline(readFile, studenti[i + j].specialnost);
                            break;
                        case 1:
                            std::getline(readFile, studenti[i + j].fakNomer);
                            break;
                        case 2:
                            std::getline(readFile, studenti[i + j].grupa);
                            break;
                        case 3:
                            std::getline(readFile, studenti[i + j].ime);
                            break;
                        case 4:
                            //std::getline(readFile, stoi(studenti[i / 7].godinaRajdane));
                            studenti[i + j].godinaRajdane = 2004;
                            break;
                        case 5:
                            //getline(readFile, studenti[i / 7].bal);
                            studenti[i + j].bal = 5.69;
                            break;
                        case 6:
                            std::getline(readFile, studenti[i + j].grad);
                            break;
                    }
                }
            }
            readFile.close();
            std::cout << "--------" << std::endl;
            std::cout << "Studentite bqha procheteni uspeshno!" << std::endl;
            std::cout << "--------" << std::endl;
            break;
        default:
            std::cout << "Nevaliden input!!";
            break;
    }
}

// G.
void podmenu(Student studenti[], int size)
{
    char read;
    std::string input;
    std::string input2;
    bool imaStudenti = false; // Promenliva za zasichane dali ima studenti po zadaden kriterij
    std::cout << "Vyvedete 'a' za izvejdane na studenti ot dadena grupa podredeni nizhodqshto po bal ot priema" << std::endl;
    std::cout << "Vyvedete 'b' za izvejdane na studenti po specialnost i grupa" << std::endl;
    std::cin >> read;

    switch(read)
    {
        case 'a':
            // Vyvejdane na grupa
            std::cout << "Vyvedete grupa: ";
            std::cin >> input;

            // Podrejdane na studentite nizhodqshto po bal
            for(int i = 0; i < size; i++)
            {
                for(int j = i + 1; j < size; j++)
                {
                    if(studenti[i].bal > studenti[j].bal)
                    {
                        temp = studenti[i];
                        studenti[i] = studenti[j];
                        studenti[j] = temp;
                    }
                }
            }

            // Izvejdane na studentite ot vyvedenata grupa
            for(int i = 0; i < size; i++)
            {
                if(studenti[i].grupa == input)
                {
                    izvStudent(studenti, i);
                    imaStudenti = true;
                }
            }
            // Ako nqma studenti ot tazi grupa
            if(!imaStudenti) std::cout << "Nqma studenti ot tazi grupa!" << std::endl;
            break;
        case 'b':
            // Vyvejdane specialnost
            while(input != "KST" && input != "SIT")
            {
                std::cout << "Vyvedete specialnost[KST/SIT]: ";
                std::cin >> input;
                if(input != "KST" && input != "SIT")
                    std::cout << "Specialnostta moje da e samo KST ili SIT!" << std::endl;
                else break;
            }

            // Vyvejdane grupa
            std::cout << "Vyvedete grupa: ";
            std::cin >> input2;

            // Izvejdane na studentite ot tazi specialnost i grupa
            for(int i = 0; i < size; i++)
            {
                if(studenti[i].specialnost == input && studenti[i].grupa == input2)
                {
                    izvStudent(studenti, i);
                    imaStudenti = true;
                }
            }
            // Ako nqma studenti ot tazi specialnost
            if(!imaStudenti) std::cout << "Nqma studenti ot tazi grupa!" << std::endl;
            break;
        default:
            // Pri input razlichen ot 'a' ili 'b'
            std::cout << "Nevaliden input!!" << std::endl;
            break;
    }
}