// Program name: Lab3a
//
// Description: This program prints macro nutrional data.
//
// What's on your mind about this lab? This exercise gives me an
// opportunity to learn how to use classes.
//
// Author: Aaron Rosales
//
// Date: 02/19/2020
//
// IDE Used: visual studio 2019
//

// Note: DO NOT remove these include statements.

#include <iostream>
#include <iomanip>
#include <string>

using namespace std;

class NutritionData {
private:
    string foodName;
    int servingSize;
    double calFromCarb;
    double calFromFat;
    double calfromProtein;
public:
    NutritionData();
    // Gets the food name and sets it to a string.
    void setFoodName(string);
    // Gets the serving size and sets it to a int.
    void setServingSize(int);
    // Gets the calories from carbs and sets it to a double.
    void setCalFromCarb(double);
    // Gets the calories from fat and sets it to a double.
    void setCalFromFat(double);
    // Gets the calories from protein and sets it to a double.
    void setCalFromProtein(double);

    // Returns the food name.
    const string getFoodName();
    // Returns the serving size.
    const int getServingSize();
    // Returns the calories from carbs.
    const double getCalFromCarb();
    // Returns the calories from fat.
    const double getCalFromFat();
    // Returns the calories from protein.
    const double getCalFromProtein();
    // Returns the total calories per serving.
    const double getCaloriesPerServing();

};

NutritionData::NutritionData() {
    // Initializes all of variables that may be used in the class.
    string foodName = "";
    int servingSize = 0;
    double calFromCarb = 0.0;
    double calFromFat = 0.0;
    double calfromProtein = 0.0;
}
// Sets the food name.
void NutritionData::setFoodName(string userFoodName) {
    foodName = userFoodName;
}
// Gets the serving size and sets it to an int.
void NutritionData::setServingSize(int size) {
    servingSize = size;
}
// Gets the calories from carbs and sets it to a double.
void NutritionData::setCalFromCarb(double carbMacro) {
    calFromCarb = carbMacro;
}
// Gets the calories from fat and sets it to a double.
void NutritionData::setCalFromFat(double fatMacro) {
    calFromFat = fatMacro;
}
// Gets the calories from protein and sets it to a double.
void NutritionData::setCalFromProtein(double bodyBuildersBestFriend) {
    calFromCarb = bodyBuildersBestFriend;
}

// Returns the food name.
const string NutritionData::getFoodName() {
    return foodName;
}
// Returns the serving size.
const int NutritionData::getServingSize() {
    return servingSize;
}
// Returns the calories from carbs.
const double NutritionData::getCalFromCarb() {
    return calFromCarb;
}
// Returns the calories from fat.
const double NutritionData::getCalFromFat() {
    return calFromFat;
}
// Returns the calories from protein.
const double NutritionData::getCalFromProtein() {
    return calfromProtein;
}
// Returns the total calories per serving.
const double NutritionData::getCaloriesPerServing() {
    return calFromCarb + calFromFat + calfromProtein;
}

// Prototype for a function that prints out the data.
void printNutritionData(const NutritionData&);

int main() {
    // Next 5 lines would be the "user" input.
    string foodName = "Bread pita whole wheat";
    int servingSize = 64;
    double calFromCarb = 134.0;
    double calFromFat = 14.0;
    double calfromProtein = 22.6;
    // Defines an instance of the class.
    NutritionData pita;
    // Calls upon the functions that set up the pita bread nutrition facts.
    pita.setFoodName(foodName);
    pita.setServingSize(servingSize);
    pita.setCalFromCarb(calFromCarb);
    pita.setCalFromFat(calFromFat);
    pita.setCalFromProtein(calfromProtein);
    // Calls upon the function to print out the data.
    printNutritionData(pita);
    return 0;
}

// Remove the function template below for the labs not requiring functions.
//************************************************************************
//* Function name: printNutritionData
//*
//* This function prints out the nutrion data.
//*
//* Parameters:
//*    printableData - is a pass through reference that accesses the data.
//*
//* Returns:
//*
//*   void
//*
//************************************************************************


void printNutritionData(const NutritionData& userData) {
    cout << fixed << setprecision(1);
    cout << "Food Name: "
        << userData.getFoodName() << endl;
    cout << "Serving Size: "
        << userData.getServingSize()
        << " grams." << endl;
    cout << "Calories Per Serving: "
        << userData.getCaloriesPerServing()
        << " grams." << endl;
    cout << "Calories From Carb: "
        << userData.getCalFromCarb()
        << " grams." << endl;
    cout << "Calories From Fat: "
        << userData.getCalFromProtein()
        << " grams." << endl;
    cout << "Calories From Protein: "
        << userData.getCaloriesPerServing()
        << " grams." << endl;
}

/*
 Copy output of this program below this line.
 --------------------------------------------

 */