package application.helpers;

import application.UICoordinator;
import application.enums.NavState;
import application.helpers.wrappers.WrappedException;

/**
 * Callback for the communication between the thread
 * {@link WorkWhileProgressThread} and the {@link UICoordinator}
 * 
 * @author Bianca
 *
 */
public class ChangeViewCallback
{
	/**
	 * Coordinator for accessing
	 */
	private UICoordinator coord;

	public ChangeViewCallback(UICoordinator coord)
	{
		this.coord = coord;
	}

	/**
	 * Calls the {@code fillDataList} method of the {@link UICoordinator}. Reads in
	 * the health data.
	 * 
	 * @throws WrappedException if there was an error reading the file
	 */
	public void callFillDataList() throws WrappedException
	{
		this.coord.fillDataList();
	}

	/**
	 * Calls the {@code createTempFiles} method of the {@link UICoordinator}.
	 * Creates the temp files.
	 * 
	 * @throws WrappedException If there was an error creating or writing to the
	 *                          files
	 */
	public void callCreateTempFiles() throws WrappedException
	{
		this.coord.createTempFiles();
	}

	/**
	 * Changes to the overview view
	 */
	public void callOverview()
	{
		this.coord.changeView(this.coord.getOverviewView());
		this.coord.updateNav(NavState.SELECT_DATA);
	}

	/**
	 * In case an error occurred while the health data was read, the
	 * {@link UICoordinator} will be informed.
	 * 
	 * @param text The user readable information about the error.
	 */
	public void callErrorReadingFile(String text)
	{
		this.coord.setErrorReadingFile(text);
	}

	/**
	 * In case an error occurred while the files were written, the
	 * {@link UICoordinator} will be informed.
	 * 
	 * @param text The user readable information about the error.
	 */
	public void callErrorWritingTemFiles(String text)
	{
		this.coord.setErrorWritingTempFiles(text);
	}

	/**
	 * Changes to the inspect view
	 */
	public void callInspect()
	{
		this.coord.changeView(this.coord.getInspectView());
		this.coord.updateNav(NavState.INSPECT);
	}

	/**
	 * Changes to the inspect view after an error occurred.
	 */
	public void callInspectWithError()
	{
		this.coord.changeView(this.coord.getInspectView());
		this.coord.updateNav(NavState.INSPECT_WITH_ERROR);
	}
}