package foundation.handler;

import java.util.ArrayList;
import java.util.List;

import foundation.json.JSONWriter;

public class MessageList {

	private int cntError;
	private int cntMessage;
	private int cntAlert;
	private List<Message> items;
	
	public MessageList() {
		cntError = 0;
		cntMessage = 0;
		cntAlert = 0;
		items = new ArrayList<Message>();
	}
	
	public void addOneMessage(MessageLevel level, String step, String messageValue) {
		if (MessageLevel.Error == level || MessageLevel.Reject == level) {
			cntError++;
		} 
		
		if (MessageLevel.Alert == level) {
			cntAlert++;
		}
		
		cntMessage++;
		Message message = new Message(level, step, messageValue);
		items.add(message);
	}

	public void writeJSON(JSONWriter writer) {
		writer.beginObject("messages");
		
		//1. count
		writer.beginObject("count");
		writer.write("error", cntError);
		writer.write("alter", cntAlert);
		writer.write("total", cntMessage);
		writer.endObject();
		
		//2. list
		writer.beginArray("list");
		
		for (Message item: items) {
			item.writeJSON(writer);
		}
		
		writer.endArray();
		
		writer.endObject();
	}
	
}