main.cpp

#include <iostream>
#include <vector>
#include <string>
#include <algorithm>
#include "Customer.h"
#include "allergy.h"
#include "menu.h"
#include "order.h"
#include "Notification.hpp"
#include "Reservation.h"
#include "suggestion.h"
#include "Payment.hpp"

using namespace std;

int main() {
    string name, phone, email, address = "", preferences, reserveOption, orderOption;
    char deliveryOption;

    cout << "Welcome to the HelloThere restaurant application!\n\n";
    cout << "Do you want to reserve a table at the restaurant? (Yes/No): ";
    cin >> reserveOption;
    cin.ignore();

    if (reserveOption == "Yes" || reserveOption == "yes") {
        // Reservation process
        vector<string> availableDays = {"Monday", "Tuesday", "Wednesday", "Thursday", "Friday", "Saturday", "Sunday"};
        cout << "Available Days:\n";
        for (size_t i = 0; i < availableDays.size(); ++i) {
            cout << i + 1 << ". " << availableDays[i] << "\n";
        }

        int dayChoice;
        cout << "Choose a day (enter the number): ";
        cin >> dayChoice;
        cin.ignore();

        if (dayChoice < 1 || dayChoice > static_cast<int>(availableDays.size())) {
            cout << "Invalid choice. Please restart the application.\n";
            return 1;
        }

        string chosenDay = availableDays[dayChoice - 1];
        cout << "You chose " << chosenDay << ".\n";

        vector<string> availableTimes = {"12:00 PM", "1:00 PM", "2:00 PM", "3:00 PM", "4:00 PM", "5:00 PM"};
        cout << "Available Times:\n";
        for (size_t i = 0; i < availableTimes.size(); ++i) {
            cout << i + 1 << ". " << availableTimes[i] << "\n";
        }

        int timeChoice;
        cout << "Choose a time (enter the number): ";
        cin >> timeChoice;
        cin.ignore();

        if (timeChoice < 1 || timeChoice > static_cast<int>(availableTimes.size())) {
            cout << "Invalid choice. Please restart the application.\n";
            return 1;
        }

        string chosenTime = availableTimes[timeChoice - 1];
        cout << "Your reservation is confirmed for " << chosenTime << " on " << chosenDay << ".\n";
    } else {
        // Ordering process
        cout << "Do you want to pick up, takeaway, or have delivery? (Pick up/Takeaway/Delivery): ";
        cin >> orderOption;
        cin.ignore();

        if (orderOption == "Delivery" || orderOption == "delivery") {
            cout << "Enter your delivery address: ";
            getline(cin, address);
        }
    }

    // Collect customer details
    cout << "Enter your name: ";
    getline(cin, name);
    cout << "Enter your phone number: ";
    getline(cin, phone);
    cout << "Enter your email address: ";
    getline(cin, email);

    cout << "Enter your food preferences (e.g., Vegan, Vegetarian, etc.): ";
    getline(cin, preferences);

    // Generate unique customer ID
    static int customerCounter = 0;
    string customerID = "C" + to_string(customerCounter++);

    // Create Customer instance
    Customer customer(customerID, name, phone, email, preferences, address);

    // Allergen filtering
    char isAllergic;
    cout << "Are you allergic to any food? (Y/N): ";
    cin >> isAllergic;
    cin.ignore();

    AllergyFilter allergyFilter;
    vector<string> allergensForCustomer;

    if (isAllergic == 'Y' || isAllergic == 'y') {
        vector<string> commonAllergens = {"Peanuts", "Dairy", "Gluten", "Shellfish", "Soy"};
        cout << "Select allergens from the list below (enter 0 to stop):\n";
        for (size_t i = 0; i < commonAllergens.size(); ++i) {
            cout << i + 1 << ". " << commonAllergens[i] << "\n";
        }

        int allergenChoice;
        while (true) {
            cout << "Enter allergen number (0 to finish): ";
            cin >> allergenChoice;
            cin.ignore();

            if (allergenChoice == 0) break;
            if (allergenChoice < 1 || allergenChoice > static_cast<int>(commonAllergens.size())) {
                cout << "Invalid choice. Try again.\n";
                continue;
            }

            allergensForCustomer.push_back(commonAllergens[allergenChoice - 1]);
        }

        allergyFilter.flagAllergens(customerID, allergensForCustomer);
    }

    // Menu with 30 items
    vector<pair<int, pair<string, double>>> fullMenu = {
        {1, {"Vegan Salad: Gluten-Free", 8.50}}, {2, {"Peanut Butter Sandwich", 5.00}},
        {3, {"Grilled Chicken: Dairy-Free", 12.00}}, {4, {"Shrimp Pasta: Contains Shellfish", 15.50}},
        {5, {"Soy Burger", 9.00}}, {6, {"Gluten-Free Pizza", 14.00}},
        {7, {"Tofu Stir Fry", 10.00}}, {8, {"Mango Smoothie", 6.00}},
        {9, {"Seafood Paella", 18.00}}, {10, {"Eggplant Parmesan", 11.00}},
        {11, {"Pasta Alfredo: Contains Dairy", 13.00}}, {12, {"Clam Chowder", 14.50}},
        {13, {"Caesar Salad: Contains Gluten", 8.00}}, {14, {"Turkey Sandwich", 7.50}},
        {15, {"Quinoa Bowl", 10.50}}, {16, {"Fruit Salad", 5.50}},
        {17, {"Grilled Salmon", 16.00}}, {18, {"Cheeseburger: Contains Dairy", 9.50}},
        {19, {"Lobster Bisque", 19.50}}, {20, {"Vegetable Soup", 6.50}},
        {21, {"Avocado Toast", 7.00}}, {22, {"Chickpea Curry", 9.00}},
        {23, {"Steak Tacos", 12.50}}, {24, {"Chicken Parmesan", 15.00}},
        {25, {"Shrimp Tacos", 14.50}}, {26, {"BBQ Ribs", 17.00}},
        {27, {"Stuffed Bell Peppers", 10.00}}, {28, {"Egg Salad", 5.50}},
        {29, {"Mushroom Risotto", 11.50}}, {30, {"Beef Stroganoff", 14.00}}
    };

    vector<pair<int, pair<string, double>>> availableMenu;
    for (const auto& item : fullMenu) {
        bool containsAllergen = false;
        for (const auto& allergen : allergensForCustomer) {
            if (item.second.first.find(allergen) != string::npos) {
                containsAllergen = true;
                break;
            }
        }
        if (!containsAllergen) {
            availableMenu.push_back(item);
        }
    }

    // Display menu
    cout << "\n--- Available Menu ---\n";
    for (const auto& item : availableMenu) {
        cout << item.first << ": " << item.second.first << " ($" << item.second.second << ")\n";
    }

    // Order selection
    vector<pair<string, double>> selectedItems;
    int itemChoice;
    cout << "\nSelect items from the menu (enter 0 when done):\n";
    do {
        cout << "Enter item number: ";
        cin >> itemChoice;
        cin.ignore();
        if (itemChoice > 0 && itemChoice <= static_cast<int>(availableMenu.size())) {
            selectedItems.push_back(availableMenu[itemChoice - 1].second);
            cout << availableMenu[itemChoice - 1].second.first << " added to your order.\n";
        }
    } while (itemChoice != 0);

    // Calculate total amount
    double totalAmount = 0.0;
    cout << "\n--- Your Order ---\n";
    for (const auto& item : selectedItems) {
        cout << "- " << item.first << " ($" << item.second << ")\n";
        totalAmount += item.second;
    }
    cout << "Total Amount: $" << totalAmount << "\n";

    // Payment process
    string paymentMethod;
    cout << "\nEnter payment method (Cash/Credit): ";
    cin >> paymentMethod;

    if (paymentMethod == "Cash" || paymentMethod == "cash") {
        CashPayment cashPayment;
        cashPayment.processPayment(customerCounter, totalAmount);
    } else if (paymentMethod == "Credit" || paymentMethod == "credit") {
        CreditCardPayment creditPayment;
        creditPayment.processPayment(customerCounter, totalAmount);
    } else {
        cout << "Invalid payment method selected.\n";
    }

    // Notification preferences
    string notificationPreference;
    cout << "\nWould you like to receive notifications by Email or SMS? (Email/SMS): ";
    cin >> notificationPreference;

    if (notificationPreference == "Email" || notificationPreference == "email") {
        EmailNotification emailNotif;
        emailNotif.sendNotification(email, "Your order has been placed successfully.");
    } else if (notificationPreference == "SMS" || notificationPreference == "sms") {
        SMSNotification smsNotif;
        smsNotif.sendNotification(phone, "Your order has been placed successfully.");
    } else {
        cout << "No notification preference selected.\n";
    }

    cout << "\nThank you for your order!\n";

    return 0;
}