// CST116-Lab1-Smith.cpp : This file contains the 'main' function. Program execution begins and ends there.
/*Benjamin Smith
* CST116
* Lab 1
* Input and Output and If statements
* Loops and Simple Calculations
*/

#include <iostream>

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

//Initializing Variables
float w, l, area, aspect_ratio, mass, grav_pull;
const float mass_per = .135;

int main()
{
    //Collecting the length and width of the kite in centimeters
    cout << "Please input the width of the kite in centimeters." << endl;
    cin >> w;
    while (w < 1 || w > 400) {
        cout << "That number is invalid. Please try again with a number between 1 and 400." << endl;
        cin >> w;
    }


    cout << "Now please input the length of the kite in centimeters." << endl;
    cin >> l;
    while (l < 1 || l > 400) {
        cout << "That number is invalid. Please try again with a number between 1 and 400." << endl;
        cin >> l;
    }
    
    //Doing the math to convert the centimeter inputs to square meter outputs
    area = (w * l) / 2;
    area /= 10000;


    //Displaying the area in square meters
    cout << "The area of the kite will be: " << area << " m^2." << endl << endl;


    //Setting the aspect ratio of width to length
    aspect_ratio = w / l;


    //Determining if the aspect ratio is too high
    if (aspect_ratio >= 1) {
        cout << "Your aspect ratio of width to length is: " << aspect_ratio << ", which is quite high." << endl << "It is recommended to use a smaller aspect ratio to maintain stability." << endl << endl;
    }

    
    //Calculate then output the mass of the kite
    mass = mass_per * area;
    cout << "The total mass of your kite will be: " << mass << " kg." << endl << endl;


    //Calculate then output the gravitational pull of the kite
    grav_pull = mass * 9.8;
    cout << "The gravitational pull on your kite will be: " << grav_pull << " N/kg." << endl;


    return 0;
}