package foundation.io.engine;

import java.util.Date;
import java.util.List;

import foundation.data.entity.EntitySet;
import foundation.io.object.Titles;
import foundation.json.IJSONProvider;
import foundation.json.IJSONWriter;
import foundation.monitor.MessageLine;
import foundation.monitor.Progressor;
import foundation.token.IUser;
import foundation.translator.Translator;


public class IOResult implements IJSONProvider {

	private Progressor progressor;
    private IOState state;
	private Date beginTime;
	private Date endTime;
	private String fileURL;
	private String remark;
	private Titles titles;
	private EntitySet entitySet;

	
	public IOResult(Progressor progressor) {
		beginTime = new Date();
		state = IOState.NotKnown;
		
		this.progressor = progressor;
	}

	public void setSkip(IOState currentState) throws Exception {
		state = currentState;
		remark = "系统忙，请稍后再试";
	}
	
	public void setSkip(IOState currentState, IUser user, Date date) throws Exception {
		state = currentState;
		remark = user.getName() + "在【" + Translator.toString(date) + "】已经运行...";
	}
	
	public IOState getState() {
		return state;
	}
	
	public void setState(IOState state) {
		this.state = state;
		
		if (IOState.Finish == state) {
			endTime = new Date();
		}
	}
	
	public void writeBegin() {
		beginTime = new Date();
	}

	public Progressor getProgressor() {
		return progressor;
	}

	public Date getBeginTime() {
		return beginTime;
	}

	public Date getEndTime() {
		return endTime;
	}

	public void setFileURL(String fileURL) {
		this.fileURL = fileURL;
	}

	public void setTitles(Titles titles) {
		this.titles = titles;
	}

	public void setEntitySet(EntitySet entitySet) {
		this.entitySet = entitySet;
	}

	@Override
	public void writeJSON(IJSONWriter writer) {
		writer.beginObject();
		
		//1.1 write property
		writer.writeJSON("state", Translator.toJSONString(state.name(), "null"));
//		writer.writeJSON("fileURL", Translator.toJSONString(fileURL, "null"));
		writer.writeJSON("begintime", Translator.toJSONString(beginTime, "null"));
		writer.writeJSON("endTime", Translator.toJSONString(endTime, "null"));
		writer.writeJSON("remark", Translator.toJSONString(remark, "null"));
		
		//1.2 write messages
		writer.beginArray("messagelist");
		if (progressor != null) {
			List<MessageLine> messageList = progressor.getMessageList();
			int max = messageList.size();
			
			for (int i = 0; i < max; i++) {
				MessageLine message = messageList.get(i);
				writer.write(message.getValue());
				
			}			
		}
		writer.endArray();
		writer.endObject();
	}

	public EntitySet getEntitySet() {
		return entitySet;
	}

	public Titles getTitles() {
		return titles;
	}
	
}