Iris Thesis

sa school
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7 months ago
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#include <iostream>
#include <fstream>
#include <vector>
#include <string>

using namespace std;

// function to split a string into vector of strings
vector<string> split(string str, char delimiter) {
    vector<string> tokens;
    string token;
    size_t pos = 0;
    while ((pos = str.find(delimiter)) != string::npos) {
        token = str.substr(0, pos);
        tokens.push_back(token);
        str.erase(0, pos + 1);
    }
    tokens.push_back(str);
    return tokens;
}

// function to display the menu
void displayMenu() {
    cout << "Sistema ng Pag-order ng T-shirt para sa mga Mag-aaral" << endl;
    cout << "-------------------------------------------------" << endl;
    cout << "1. Magdagdag ng bagong customer" << endl;
    cout << "2. Mag-modify ng impormasyon ng customer" << endl;
    cout << "3. Mag-order ng T-shirt" << endl;
    cout << "4. Ipakita ang lahat ng mga customer" << endl;
    cout << "5. Exit" << endl;
}

// function to add a new customer
void addCustomer(vector<vector<string>> &customers) {
    string name, section;
    cout << "Magdagdag ng bagong customer" << endl;
    cout << "Pangalan: ";
    cin >> name;
    cout << "Seksyon: ";
    cin >> section;
    vector<string> customer = { name, section };
    customers.push_back(customer);
    cout << "Ang customer ay naidagdag na." << endl;
}

// function to modify customer information
void modifyCustomer(vector<vector<string>> &customers) {
    string name, section;
    cout << "Mag-modify ng impormasyon ng customer" << endl;
    cout << "Pangalan ng customer na gustong i-modify: ";
    cin >> name;
    bool found = false;
    for (vector<string> &customer : customers) {
        if (customer[0] == name) {
            found = true;
            cout << "Bagong seksyon: ";
            cin >> section;
            customer[1] = section;
            cout << "Ang impormasyon ng customer ay na-update na." << endl;
            break;
        }
    }
    if (!found) {
        cout << "Hindi natagpuan ang customer." << endl;
    }
}

// function to place an order
void placeOrder(vector<vector<string>> &customers) {
    string name;
    int quantity;
    cout << "Mag-order ng T-shirt" << endl;
    cout << "Pangalan ng customer: ";
    cin >> name;
    bool found = false;
    for (vector<string> &customer : customers) {
        if (customer[0] == name) {
            found = true;
            cout << "Kuwantiti: ";
            cin >> quantity;
            cout << quantity << " T-shirt(s) ay na-order para kay " << name << "." << endl;
            break;
        }
    }
    if (!found) {
        cout << "Hindi natagpuan ang customer." << endl;
    }
}

// function to display all customers
void displayCustomers(vector<vector<string>> &customers) {
    cout << "Mga customer: " << endl;
    for (vector<string> &customers : customers) {
        cout << customer[0] << "\t" << customer[1] << endl;
    }
}

// function to read data from a CSV file
void readData(vector<vector<string>> &customers) {
ifstream file("customers.csv");
if (file.is_open()) {
string line;
while (getline(file, line)) {
vector<string> customer = split(line, ',');
customers.push_back(customer);
}
file.close();
} else {
cout << "Hindi ma-access ang file." << endl;
}
}

// function to write data to a CSV file
void writeData(vector<vector<string>> &customers) {
ofstream file("customers.csv");
if (file.is_open()) {
for (vector<string> &customer : customers) {
file << customer[0] << "," << customer[1] << "\n";
}
file.close();
} else {
cout << "Hindi ma-access ang file." << endl;
}
}

int main() {
vector<vector<string>> customers;
readData(customers);
int choice;
do {
displayMenu();
cout << "Pumili ng isang opsyon: ";
cin >> choice;
switch (choice) {
case 1:
addCustomer(customers);
writeData(customers);
break;
case 2:
modifyCustomer(customers);
writeData(customers);
break;
case 3:
placeOrder(customers);
break;
case 4:
displayCustomers(customers);
break;
case 5:
cout << "Maraming salamat sa paggamit ng sistema!" << endl;
break;
default:
cout << "Hindi wastong opsyon. Paki-ulit." << endl;
}
} while (choice != 5);
return 0;
}