LabResultLabelProvider.java

/*******************************************************************************
 * Copyright (c) 2014 MEDEVIT.
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v1.0
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/epl-v10.html
 *
 * Contributors:
 *     T. Huster - initial API and implementation
 *******************************************************************************/
package at.medevit.elexis.inbox.core.ui;

import java.util.List;

import org.eclipse.jface.viewers.IColorProvider;
import org.eclipse.jface.viewers.LabelProvider;
import org.eclipse.swt.SWT;
import org.eclipse.swt.graphics.Color;
import org.eclipse.swt.graphics.Image;
import org.eclipse.swt.widgets.Display;

import at.medevit.elexis.inbox.core.ui.preferences.InboxPreferences;
import at.medevit.elexis.inbox.model.InboxElement;
import ch.elexis.core.data.activator.CoreHub;
import ch.elexis.core.model.LabResultConstants;
import ch.elexis.core.ui.icons.Images;
import ch.elexis.data.LabResult;
import ch.elexis.data.PersistentObject;
import ch.rgw.tools.TimeTool;

public class LabResultLabelProvider extends LabelProvider implements IColorProvider {
	
	public enum LabelFields {
		LAB_VALUE_SHORT("Kürzel"), LAB_VALUE_NAME("Name"), REF_RANGE("Referenzbereich"),
			LAB_RESULT("Resultat"), ORIGIN("Herkunft"), DATE("Datum");
		
		private final String text;
		
		private LabelFields(final String text){
			this.text = text;
		}
		
		@Override
		public String toString(){
			return text;
		}
		
		public static LabelFields getEnum(String value){
			if (value.equals(LAB_VALUE_SHORT.toString())) {
				return LAB_VALUE_SHORT;
			} else if (value.equals(LAB_VALUE_NAME.toString())) {
				return LAB_VALUE_NAME;
			} else if (value.equals(LAB_RESULT.toString())) {
				return LAB_RESULT;
			} else if (value.equals(REF_RANGE.toString())) {
				return REF_RANGE;
			} else if (value.equals(ORIGIN.toString())) {
				return ORIGIN;
			} else if (value.equals(DATE.toString())) {
				return DATE;
			} else {
				return null;
			}
		}
		
		public String getValue(LabResult labResult){
			switch (this) {
			case LAB_VALUE_SHORT:
				return labResult.getItem().getKuerzel();
			case LAB_VALUE_NAME:
				return labResult.getItem().getName();
			case LAB_RESULT:
				return labResult.getResult();
			case REF_RANGE:
				return labResult.getRefMale() + "/" + labResult.getRefFemale();
			case ORIGIN:
				return labResult.getOrigin().getLabel();
			case DATE:
				TimeTool observationTime = labResult.getObservationTime();
				if (observationTime == null) {
					return labResult.getDate();
				}
				return observationTime.toString(TimeTool.DATE_GER);
			default:
				return "";
			}
		}
		
	}
	
	@Override
	public Image getImage(Object element){
		return Images.IMG_VIEW_LABORATORY.getImage();
	}
	
	@Override
	public String getText(Object element){
		PersistentObject object =
			CoreHub.poFactory.createFromString(((InboxElement) element)
				.get(InboxElement.FLD_OBJECT));
		if (object instanceof LabResult) {
			LabResult labResult = (LabResult) object;
			List<LabelFields> labelFields = InboxPreferences.getChoosenLabel();
			
			StringBuilder sb = new StringBuilder();
			for (LabelFields lblField : labelFields) {
				sb.append(lblField.getValue(labResult));
				sb.append(", ");
			}
			
			if (!sb.toString().isEmpty() && sb.substring(sb.length() - 2, sb.length()).equals(", ")) {
				sb.replace(sb.length() - 2, sb.length(), "");
			}
			return sb.toString();
		}
		return ((InboxElement) element).getLabel();
	}
	
	@Override
	public Color getForeground(Object element){
		LabResult labResult = (LabResult) ((InboxElement) element).getObject();
		if (labResult.isFlag(LabResultConstants.PATHOLOGIC)) {
			return Display.getCurrent().getSystemColor(SWT.COLOR_RED);
		} else {
			return Display.getCurrent().getSystemColor(SWT.COLOR_BLACK);
		}
	}
	
	@Override
	public Color getBackground(Object element){
		return Display.getCurrent().getSystemColor(SWT.COLOR_WHITE);
	}
}