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package com.talk2object.plum.interaction.session;

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

import com.talk2object.common.ApplicationContextUtils;
import com.talk2object.common.Context;
import com.talk2object.plum.interaction.InteractionManager;
import com.talk2object.plum.interaction.WindowInteractionManager;
import com.talk2object.plum.interaction.application.PlumApplicationContextUtils;
import com.talk2object.plum.interaction.context.InteractionContextUtils;
import com.talk2object.plum.interaction.rich.field.ViewMode;
import com.talk2object.plum.interaction.viewgeneneration.BuilderMatchPolicy;
import com.talk2object.plum.interaction.viewgeneneration.ViewBuildContext;
import com.talk2object.plum.interaction.viewgeneneration.ViewClass;
import com.talk2object.plum.interaction.viewgeneneration.ViewDetail;
import com.talk2object.plum.interaction.viewgeneneration.ViewFactory;
import com.talk2object.plum.view._abstract.components.containers.window.EventThreadContext;
import com.talk2object.plum.view._abstract.components.containers.window.MainWindow;
import com.talk2object.plum.view._abstract.components.containers.window.WindowManager;
import com.talk2object.plum.view.context.ViewSessionContextUtils;

/**
 * manages all client sessions
 * 
 * @author jack
 *
 */
public class SessionManagerImpl implements SessionManager {
	private List sessionContextList = new ArrayList();

	private Context applicationContext;
	private String defaultModelClassName;
	private Class defaultModelClass;

	public SessionManagerImpl() {
		applicationContext = ApplicationContextUtils.getApplicationContext();
	}

	@Override
	public List getSessionContextList() {
		return sessionContextList;
	}

	@Override
	public SessionContext createSession(SessionConfig config) {
		SessionContext sessionContext = new SessionContext(applicationContext);

		sessionContextList.add(sessionContext);

		if (config == null)
			config = createDefaultSessionConfig();
		createSessionView(sessionContext, config);

		ViewSessionContextUtils.init(sessionContext);

		return sessionContext;
	}

	private SessionConfig createDefaultSessionConfig() {
		return new SessionConfig(defaultModelClassName);
	}

	private void createSessionView(SessionContext sessionContext,
			SessionConfig config) {

		Object model = config.getModel(true);

		// create new view
		 
		ViewFactory viewFactory = PlumApplicationContextUtils.getViewFactory();
		MainWindow mainWindow = (MainWindow) viewFactory.create(model,
				BuilderMatchPolicy.EXACT, ViewClass.WINDOWS.getFullName(),
				ViewBuildContext.DEFAULT, null);

		// create window manager
		WindowManager windowManager = new WindowManager();
		mainWindow.setWindowManager(windowManager);
		windowManager.register(mainWindow);

		// set session context into main event thread context, sub-windows
		// inherit it.
		mainWindow.getEventThread().getContext()
				.setSessionContext(sessionContext);

		// create interaction manager
		InteractionManager interactionManager = new WindowInteractionManager(
				mainWindow);

		InteractionContextUtils.setInteractionManager(
				mainWindow.getEventThread(), interactionManager);

		mainWindow.show();

		// inject into session context
		sessionContext.setModel(model);
		sessionContext.setView(mainWindow);
		ViewSessionContextUtils.setWindowManager(sessionContext, windowManager);

	}

	public String getDefaultModelClassName() {
		return defaultModelClassName;
	}

	public void setDefaultModelClassName(String defaultModelClassName) {
		this.defaultModelClassName = defaultModelClassName;

	}

}