package main;

import java.io.*;
import parameters.ParameterSetArray;
import java.util.Random;

/**
Contains all the global parameters of our model which 
*/
public class Globals extends Object {
	// Note - mostly, the numbers here are defaults that should be overridden in the input file
	/** The maximum number of parameters for all the affectors */
	static public int			maxNumParams = 1000;		// Note - we should clean up the code eventually so this is no longer neccesary
	/** The number of sides that each cell has */
	static public int			cellNumSides = 6;
	/** Something for the integrator (?) */
	static public int			numIntegratorSteps = 6;
	/** The current time in the integration */
	static public float			time = 0.0f;
	/** Some scaling adjustment, sort of like a partial non-dimensionalization for some affectors */
	static public float			characteristicTime = 1.0f;
	/** The maximum number of nodes - like maxNumParams, we should clean this out of the code eventually */
	static public int			maxNumNodes = 1000;
	
	/** The integration algorithm to use in running models. This can be overridden by an iterator. */
	static public String		integrationAlgorithm = "CashKarp";
	
	/** The amount of time to run a model when the user selects Run from the menu. */
	static public float			runTime = 1000f;
	
	/** The name of the currently loaded model file */
	static public String		modelFilename = "";
	/** The lastModified time for current model file */
	static public long			modelChangeTime = 0;
	/** The currently selected cam object - put here so it can be used in other places in program, like in iterators */
	static ParameterSetArray	curParamSetArray = null;
	/** A secondarily selected cam object, used by some statistics. */
	static ParameterSetArray	compareParamSetArray = null;
	
	static ParameterSetArray	[]	paramSetArrays = null;
	/** Set to true if GeneNet is being run with gui, false otherwise */
	static public boolean		usingGUI = true;

	static public int			flag = 0;	// For debugging
	
	static public Random		rng = new Random();
	
	static public GeneNet		mainProgram = null;	// Kind of a kludge - used currently by NodeListModel to find out when network changes

	/** True when a script is running. */
	static public boolean		scriptRunning = false;

	static public void setModelFile(String str, long t) { modelFilename = str; modelChangeTime = t; }
	static public String getModelFile() { return new String(modelFilename + "\t" + (new Long(modelChangeTime)).toString()); }
	static public String getModelName() { return new String(modelFilename); }
	
	static public void addParamSetArray(ParameterSetArray a)
	{
		if(paramSetArrays == null)
			paramSetArrays = new ParameterSetArray[1];
		else
		{
			ParameterSetArray [] temp = new ParameterSetArray[paramSetArrays.length + 1];
			System.arraycopy(paramSetArrays, 0, temp, 0, paramSetArrays.length);
			paramSetArrays = temp;
		}
		paramSetArrays[paramSetArrays.length - 1] = a;
	}
	static public int getNumParamSetArrays() { return paramSetArrays.length; }
	static public ParameterSetArray getParamSetArray(int pos) { return paramSetArrays[pos]; }
	static public ParameterSetArray getParamSetArray(String name)
	{
		int i = 0;
		while(i < getNumParamSetArrays() && 
						!getParamSetArray(i).getFilename().equals(name)) i++;
		if(i == Globals.getNumParamSetArrays()) return null;
		else return getParamSetArray(i);
	}
	static public void setCurParamSetArray(ParameterSetArray a) { curParamSetArray = a; }
	static public void setCurParamSetArray(String name) { curParamSetArray = getParamSetArray(name); }
	static public ParameterSetArray getCurParamSetArray() { return curParamSetArray; }
	static public void setCompareParamSetArray(ParameterSetArray a) { compareParamSetArray = a; }
	static public void setCompareParamSetArray(String name) { compareParamSetArray = getParamSetArray(name); }
	static public ParameterSetArray getCompareParamSetArray() { return compareParamSetArray; }
	static public void removeParamSetArray(ParameterSetArray a)
	{
		int i = 0;
		while(i < getNumParamSetArrays() && getParamSetArray(i) != a) i++;
		if(i < Globals.getNumParamSetArrays())
		{
			getParamSetArray(i).deleting();	// Tell it that its going
			
			ParameterSetArray [] temp = new ParameterSetArray[paramSetArrays.length - 1];
			System.arraycopy(paramSetArrays, 0, temp, 0, i);
			System.arraycopy(paramSetArrays, i + 1, temp, i, paramSetArrays.length - i - 1);
			paramSetArrays = temp;
		}
	}

	static public void setUsingGUI(boolean b) { usingGUI = b; }
	static public boolean getUsingGUI() { return usingGUI; }
	
	static public void setMainProgram(GeneNet gn) { mainProgram = gn; }
	static public GeneNet getMainProgram() { return mainProgram; }
	
	static public String getIntegrationAlgorithm() { return integrationAlgorithm; }
	static public void setIntegrationAlgorithm(String str) { integrationAlgorithm = str; }
	
	static public float getRunTime() { return runTime; }
	static public void setRunTime(float t) { runTime = t; }

	static public boolean isScriptRunning() { return scriptRunning; }
	static public void setScriptRunning(boolean running) { scriptRunning = running; }
	
	public void finalize() throws Throwable	{
		super.finalize();
	}
}