// BlankConsoleLab.cpp : This file contains the 'main' function. Program execution begins and ends there.
//

#include <iostream>

using namespace std;

using std::cout;
using std::cin;
using std::endl;

// Functions
float GetLength();
float GetWidth();
void CalcAR(float length, float width);
float CalcArea(float length, float width);
float CalcMass(float area);
void CalcGP(float mass);


// Main code
int main()
{
    float length = 0;
    float width = 0;
    float area = 0;
    float aspectRatio = 0;
    float mass = 0;

    // Get measurements
    length = GetLength();
    width = GetWidth();

    // Calculate aspect ratio
    CalcAR(length, width);

    // Calculate area
    area = CalcArea(length, width);

    // Calculate mass
    mass = CalcMass(area);

    // Calculate gravitational pull
    CalcGP(mass);   

    return 0;
}
float GetLength()
{
    float length;

    cout << "Enter kite length in centimeters: ";
    cin >> length;

    // Set max length to 400
    while (length > 400)
    {   
        cout << "Length is too large. Must be less than 400." << endl;
        cout << "Enter kite length in centimeters: ";
        cin >> length;
    }
    // Set min length to 1
    while (length < 1)
    {
        cout << "Length is too small. Must be greater than 1." << endl;
        cout << "Enter kite length in centimeters: ";
        cin >> length;
    }

    return length;
}
float GetWidth()
{
    float width;

    cout << "Enter kite width in centimeters: ";
    cin >> width;

    // Set max width to 400
    while (width > 400)
    {
        cout << "Width is too large. Must be less than 400." << endl;
        cout << "Enter kite width in centimeters: ";
        cin >> width;
    }
    // Set min width to 1
    while (width < 1)
    {
        cout << "Width is too small. Must be greater than 1." << endl;
        cout << "Enter kite width in centimeters: ";
        cin >> width;
    }

    return width;
}
void CalcAR(float length, float width)
{
    float aspectRatio = width / length;

    cout << endl << "Length: " << length << endl;
    cout << "Width: " << width << endl;

    cout << endl << "Your kite's aspect ratio is: " << aspectRatio << endl;

    // Print warning
    if (aspectRatio > 1)
    {
        cout << endl << "WARNING: Aspect ratio is too high. A lower aspect ratio will provide greater stability. Consider increasing the kite's aspect ratio." << endl;
    }
}
float CalcArea(float length, float width)
{
    float area;

    area = (width * length) / 2;
    area = area / 10000;

    cout << endl << "The area of you kite is " << area << " square meters." << endl;

    return area;
}
float CalcMass(float area)
{
    float mass;
    const int fabricWeight = 135;

    mass = (area * fabricWeight) / 1000;

    cout << endl << "Your kite weighs " << mass << " kg." << endl;

    return mass;
}
void CalcGP(float mass)
{
    float gravitationalPull;

    gravitationalPull = mass * 9.8;

    cout << endl << "The gravitational pull on your kite is " << gravitationalPull << " N/kg" << endl;
}
// Finished