#include "app.hpp"
#include <sstream>
#include <numeric>

SimpleApp::SimpleApp(const std::string& name) : appName(name) {
}

std::string SimpleApp::getName() const {
    return appName;
}

void SimpleApp::setName(const std::string& name) {
    appName = name;
}

void SimpleApp::addNumber(int number) {
    numbers.push_back(number);
}

int SimpleApp::getSum() const {
    if (numbers.empty()) {
        return 0;
    }
    return std::accumulate(numbers.begin(), numbers.end(), 0);
}

const std::vector<int>& SimpleApp::getNumbers() const {
    return numbers;
}

void SimpleApp::clearNumbers() {
    numbers.clear();
}

std::string SimpleApp::getInfo() const {
    std::ostringstream oss;
    oss << "Application: " << appName << "\n";
    oss << "Numbers count: " << numbers.size() << "\n";
    oss << "Sum of numbers: " << getSum() << "\n";
    
    if (!numbers.empty()) {
        oss << "Numbers: ";
        for (size_t i = 0; i < numbers.size(); ++i) {
            if (i > 0) {
                oss << ", ";
            }
            oss << numbers[i];
        }
    }
    
    return oss.str();
}

int add(int a, int b) {
    return a + b;
}

int multiply(int a, int b) {
    return a * b;
}

std::string generateWelcomeMessage(const std::string& name) {
    return "Welcome, " + name + "! This is a simple C++ application.";
}