package be.jeffcheasey88.peeratcode.parser.java.operations;

import java.util.regex.Matcher;
import java.util.regex.Pattern;

import be.jeffcheasey88.peeratcode.parser.java.CleanerPool;
import be.jeffcheasey88.peeratcode.parser.java.JavaElement;

public class DoOperation  extends OperationContainer{
	
	private static Pattern PATTERN = Pattern.compile("^(\\s*do\\s*).*$");
	private static Pattern PATTERN_CLEANER = Pattern.compile("^(\\^GENERIC_FUNCTION\\d+).*$");
	
	public DoOperation(){}

	@Override
	public int parse(String content, CleanerPool global, CleanerPool local) throws Exception{
		Matcher matcher = PATTERN.matcher(content);
		matcher.matches();
		
		int index = matcher.group(1).length();
		content = content.substring(index);

		matcher = PATTERN_CLEANER.matcher(content);
		matcher.matches();
			
		content = matcher.group(1);
			
		index += content.length();
		content = local.unzipOne(content, (s,p) -> s);
		content = content.substring(1, content.length()-1);
		content = local.clean(content);
		super.parse(content, global, local);
		
		return index;
	}
	
	@Override
	public void show(int tab) {
		String start = "";
		for(int i = 0; i < tab; i++) start+="\t";
		System.out.println(start+"do{");
		for(JavaElement child : getChilds()) child.show(tab+1);
		System.out.println(start+"}");
	}

}