/**
 * This class creates a currency converter object.
 **didn't use* needs java.util.arraylist
 * @author Bill Kukowski, Paul Spilane, Phil Bush
 */
class Converter{
	
	private String[][] currencies = new String[2][164]; //164 currencies, main str[][]

	private String toCurrency; //input from exchange method
	private String fromCurrency; //input from exchange method
	private float inputAmount;	//input from exchange method
	
	private float toRate;
	private float fromRate;
		
	private String inputName; //input from setRate method
	private float inputRate; //input from setRate method
	

	
	private int currencyNumber;
	
	public Converter()
	{
		//generates first array of fractions
		for (int i=0;i<currencies.length;i++)
		{
			for (int j=0;j<currencies[i].length;j++)
			{
				currencies[i][j] = ("0");
			}
		}
		currencies[0][0] = "usd"; //set first input rate as usd (us dollars)
		currencies[1][0] = "1";
		currencyNumber=1; //start at 1 instead because usd already entered for conversions/ default (no check for multiple currency rates!)
	}
	
	public void setRate(String inputName, float inputRate)
	{
		currencies[0][currencyNumber] = inputName;
		currencies[1][currencyNumber] = Float.toString(inputRate);
		currencyNumber++;
	}
	
	public float exchange(String fromCurrency, String toCurrency, float inputAmount)
	{
		for (int i=0;i<currencies[0].length;i++)
		{
				if (currencies[0][i]==fromCurrency)
					fromRate = Float.parseFloat(currencies[1][i]);				
		}
		
		for (int i=0;i<currencies[1].length;i++)
		{
				if (currencies[1][i]==toCurrency)
					toRate = Float.parseFloat(currencies[1][i]);
		}
		
		
		
		
	}
}