/*******************************************************************************
 * Copyright (c) 2006, 2009 Steffen Pingel and others.
 * 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:
 *     Steffen Pingel - initial API and implementation
 *******************************************************************************/

package org.eclipse.mylyn.trac.tests.support;

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

import junit.framework.Assert;

import org.eclipse.core.runtime.CoreException;
import org.eclipse.mylyn.internal.tasks.ui.TasksUiPlugin;
import org.eclipse.mylyn.internal.trac.core.TracCorePlugin;
import org.eclipse.mylyn.internal.trac.core.client.ITracClient;
import org.eclipse.mylyn.internal.trac.core.model.TracTicket;
import org.eclipse.mylyn.internal.trac.core.model.TracTicket.Key;
import org.eclipse.mylyn.tasks.core.AbstractRepositoryConnector;
import org.eclipse.mylyn.tasks.core.ITask;
import org.eclipse.mylyn.tasks.core.ITaskAttachment;
import org.eclipse.mylyn.tasks.core.TaskRepository;
import org.eclipse.mylyn.tasks.core.data.TaskAttribute;
import org.eclipse.mylyn.tasks.core.data.TaskData;
import org.eclipse.mylyn.tasks.ui.TasksUi;
import org.eclipse.mylyn.trac.tests.support.XmlRpcServer.Ticket;

/**
 * @author Steffen Pingel
 */
public class TracTestUtil {

	public static TracTicket createTicket(ITracClient client, String summary) throws Exception {
		TracTicket ticket = new TracTicket();
		ticket.putBuiltinValue(Key.SUMMARY, summary);
		ticket.putBuiltinValue(Key.DESCRIPTION, "");
		int id = client.createTicket(ticket, null);
		return client.getTicket(id, null);
	}

	public static ITask createTask(TaskRepository taskRepository, String taskId) throws Exception {
		AbstractRepositoryConnector connector = TasksUi.getRepositoryConnector(TracCorePlugin.CONNECTOR_KIND);
		TaskData taskData = connector.getTaskData(taskRepository, taskId, null);
		ITask task = TasksUi.getRepositoryModel().createTask(taskRepository, taskData.getTaskId());
		TasksUiPlugin.getTaskDataManager().putUpdatedTaskData(task, taskData, true);
		return task;
	}

//	public static TaskRepository init(String repositoryUrl, Version version) {
//		TracCorePlugin.getDefault().getConnector().getClientManager().writeCache();
//		TaskRepositoryManager manager = TasksUiPlugin.getRepositoryManager();
//		manager.clearRepositories(TasksUiPlugin.getDefault().getRepositoriesFilePath());
//
//		Credentials credentials = CommonTestUtil.getCredentials(PrivilegeLevel.USER);
//		TaskRepository repository = new TaskRepository(TracCorePlugin.CONNECTOR_KIND, repositoryUrl);
//		repository.setCredentials(AuthenticationType.REPOSITORY, new AuthenticationCredentials(credentials.username,
//				credentials.password), false);
//		repository.setTimeZoneId(ITracClient.TIME_ZONE);
//		repository.setCharacterEncoding(ITracClient.CHARSET);
//		repository.setVersion(version.name());
//
//		manager.addRepository(repository);
//		TracCorePlugin.getDefault().getConnector().getClientManager().readCache();
//
//		return repository;
//	}

	public static List<ITaskAttachment> getTaskAttachments(ITask task) throws CoreException {
		TaskData taskData = TasksUi.getTaskDataManager().getTaskData(task);
		List<ITaskAttachment> attachments = new ArrayList<ITaskAttachment>();
		List<TaskAttribute> attributes = taskData.getAttributeMapper().getAttributesByType(taskData,
				TaskAttribute.TYPE_ATTACHMENT);
		if (attributes != null) {
			for (TaskAttribute taskAttribute : attributes) {
				ITaskAttachment taskAttachment = TasksUiPlugin.getRepositoryModel().createTaskAttachment(taskAttribute);
				taskData.getAttributeMapper().updateTaskAttachment(taskAttachment, taskAttribute);
				attachments.add(taskAttachment);
			}
		}
		return attachments;
	}

	public static void assertTicketEquals(Ticket ticket, TracTicket tracTicket) throws Exception {
		Assert.assertTrue(tracTicket.isValid());

		Map<?, ?> expectedValues = ticket.getValues();
		Map<String, String> values = tracTicket.getValues();
		for (String key : values.keySet()) {
			Object expected = expectedValues.get(key);
			String actual = values.get(key);
			if (key.equals("reporter")) {
				// Trac 0.11 obfuscates email addresses by replacing the domain with the Ellipses character, 
				// mangle expected value accordingly
				if (actual != null && actual.endsWith("\u2026") && expected instanceof String) {
					String expectedString = (String) expected;
					int i = expectedString.indexOf("@");
					if (i != -1) {
						expected = expectedString.substring(0, i + 1) + "\u2026";
					}
				}
			} else if (key.startsWith("_")) {
				// ignore internal values
				continue;
			}
			Assert.assertEquals("Values for key '" + key + "' did not match", expected, actual);
		}
	}
}