package stat;

import java.awt.*;
import java.io.*;
import parameters.Parameter;
import parameters.ParameterSet;
import parameters.ParameterSetArray;

/** Saves the values of the value fields stored with each parameter set
	to a file. Value Fields are things like the Score, NumFunctionCalls,
	etc. - some stoppers or iterators will store other values as well
	with each parameter set. If you want to save the values of the parameters
	themselves, use the Dump statistic.
	
	@see DumpStat
	@see ParameterSet
*/
	
public class DumpValueFieldsStat extends Stat {
	public DumpValueFieldsStat() {}
	
	public void calculateStat() {
		int		i;
		
		if(paramSets == null) {
			System.out.println("No Cam loaded - DumpValueFields did nothing");
			return;
		}
		FileDialog fd = new FileDialog(new Frame(), "Save into file:", FileDialog.SAVE);
		fd.show();
		if(fd.getFile() == null) return;
		try {
			PrintWriter ps = new PrintWriter(new FileOutputStream(fd.getDirectory() + fd.getFile()));
			prototype = paramSets.getPrototype();
			if(prototype == null) prototype = paramSets.goToBeginning();
			if(prototype == null) { ps.close(); return; }	// Nothing in cam file
			
		// First go through and save titles of value fields
			ps.print("GroupNum\tTag\t");
			for(i = 0; i < prototype.getNumValueFields(); i++) {
				ps.print(prototype.getFieldName(i) + "\t");
			}
			ps.println("");

		// Next go through all the param sets, and print out values
			ParameterSet set = paramSets.goToBeginning();
			while(set != null) {
				// The order of the fields in the prototype should be the same as the order
				// in all the other sets
				ps.print(set.getGroupNum() + "\t" + set.getTag() + "\t");
				for(i = 0; i < prototype.getNumValueFields(); i++) {
					ps.print(set.getFieldValue(i) + "\t");
				}
				ps.println("");
				System.out.println("Dumped group " + set.getGroupNum());
				set = paramSets.getNextSet();
			}
			ps.close();
		
		} catch(Exception e) { System.out.println("Error in DumpValueFields: " + e.toString()); }
	}
}