/*******************************************************************************
* Copyright (c) 2012-2017 Codenvy, S.A.
* 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:
* Codenvy, S.A. - initial API and implementation
*******************************************************************************/
package org.eclipse.che.ide.ext.git.client.pull;
import com.google.inject.Inject;
import com.google.inject.Singleton;
import org.eclipse.che.api.core.ErrorCodes;
import org.eclipse.che.api.git.shared.BranchListMode;
import org.eclipse.che.api.git.shared.Branch;
import org.eclipse.che.api.git.shared.PullResponse;
import org.eclipse.che.api.git.shared.Remote;
import org.eclipse.che.api.promises.client.Operation;
import org.eclipse.che.api.promises.client.OperationException;
import org.eclipse.che.api.promises.client.PromiseError;
import org.eclipse.che.ide.api.app.AppContext;
import org.eclipse.che.ide.api.dialogs.DialogFactory;
import org.eclipse.che.ide.api.git.GitServiceClient;
import org.eclipse.che.ide.api.notification.NotificationManager;
import org.eclipse.che.ide.api.notification.StatusNotification;
import org.eclipse.che.ide.api.resources.Project;
import org.eclipse.che.ide.ext.git.client.BranchSearcher;
import org.eclipse.che.ide.ext.git.client.GitLocalizationConstant;
import org.eclipse.che.ide.ext.git.client.outputconsole.GitOutputConsole;
import org.eclipse.che.ide.ext.git.client.outputconsole.GitOutputConsoleFactory;
import org.eclipse.che.ide.processes.panel.ProcessesPanelPresenter;
import javax.validation.constraints.NotNull;
import java.util.List;
import static org.eclipse.che.api.git.shared.BranchListMode.LIST_LOCAL;
import static org.eclipse.che.api.git.shared.BranchListMode.LIST_REMOTE;
import static org.eclipse.che.ide.api.notification.StatusNotification.DisplayMode.FLOAT_MODE;
import static org.eclipse.che.ide.api.notification.StatusNotification.Status.FAIL;
import static org.eclipse.che.ide.api.notification.StatusNotification.Status.PROGRESS;
import static org.eclipse.che.ide.api.notification.StatusNotification.Status.SUCCESS;
import static org.eclipse.che.ide.ext.git.client.compare.branchList.BranchListPresenter.BRANCH_LIST_COMMAND_NAME;
import static org.eclipse.che.ide.ext.git.client.remote.RemotePresenter.REMOTE_REPO_COMMAND_NAME;
import static org.eclipse.che.ide.util.ExceptionUtils.getErrorCode;
/**
* Presenter pulling changes from remote repository.
*
* @author Ann Zhuleva
* @author Vlad Zhukovskyi
*/
@Singleton
public class PullPresenter implements PullView.ActionDelegate {
public static final String PULL_COMMAND_NAME = "Git pull";
private static final String GREEN_COLOR = "lightgreen";
private final PullView view;
private final GitServiceClient service;
private final GitLocalizationConstant constant;
private final AppContext appContext;
private final NotificationManager notificationManager;
private final DialogFactory dialogFactory;
private final BranchSearcher branchSearcher;
private final GitOutputConsoleFactory gitOutputConsoleFactory;
private final ProcessesPanelPresenter consolesPanelPresenter;
private Project project;
@Inject
public PullPresenter(PullView view,
GitServiceClient service,
AppContext appContext,
GitLocalizationConstant constant,
NotificationManager notificationManager,
DialogFactory dialogFactory,
BranchSearcher branchSearcher,
GitOutputConsoleFactory gitOutputConsoleFactory,
ProcessesPanelPresenter processesPanelPresenter) {
this.view = view;
this.dialogFactory = dialogFactory;
this.branchSearcher = branchSearcher;
this.gitOutputConsoleFactory = gitOutputConsoleFactory;
this.consolesPanelPresenter = processesPanelPresenter;
this.view.setDelegate(this);
this.service = service;
this.constant = constant;
this.appContext = appContext;
this.notificationManager = notificationManager;
}
public void showDialog(Project project) {
this.project = project;
view.setEnablePullButton(false);
service.remoteList(appContext.getDevMachine(), project.getLocation(), null, true)
.then(new Operation<List<Remote>>() {
@Override
public void apply(List<Remote> remotes) throws OperationException {
updateBranches(LIST_REMOTE);
view.setRepositories(remotes);
view.setEnablePullButton(!remotes.isEmpty());
view.showDialog();
}
})
.catchError(new Operation<PromiseError>() {
@Override
public void apply(PromiseError error) throws OperationException {
handleError(error.getCause(), REMOTE_REPO_COMMAND_NAME);
view.setEnablePullButton(false);
}
});
}
/**
* Update the list of branches.
*
* @param remoteMode
* is a remote mode
*/
private void updateBranches(@NotNull final BranchListMode remoteMode) {
service.branchList(appContext.getDevMachine(), project.getLocation(), remoteMode).then(new Operation<List<Branch>>() {
@Override
public void apply(List<Branch> branches) throws OperationException {
if (LIST_REMOTE.equals(remoteMode)) {
view.setRemoteBranches(branchSearcher.getRemoteBranchesToDisplay(view.getRepositoryName(), branches));
updateBranches(LIST_LOCAL);
} else {
view.setLocalBranches(branchSearcher.getLocalBranchesToDisplay(branches));
for (Branch branch : branches) {
if (branch.isActive()) {
view.selectRemoteBranch(branch.getDisplayName());
break;
}
}
}
}
}).catchError(new Operation<PromiseError>() {
@Override
public void apply(PromiseError error) throws OperationException {
handleError(error.getCause(), BRANCH_LIST_COMMAND_NAME);
view.setEnablePullButton(false);
}
});
}
/** {@inheritDoc} */
@Override
public void onPullClicked() {
view.close();
final StatusNotification notification =
notificationManager.notify(constant.pullProcess(), PROGRESS, FLOAT_MODE);
service.pull(appContext.getDevMachine(), project.getLocation(), getRefs(), view.getRepositoryName()).then(new Operation<PullResponse>() {
@Override
public void apply(PullResponse response) throws OperationException {
GitOutputConsole console = gitOutputConsoleFactory.create(PULL_COMMAND_NAME);
console.print(response.getCommandOutput(), GREEN_COLOR);
consolesPanelPresenter.addCommandOutput(appContext.getDevMachine().getId(), console);
notification.setStatus(SUCCESS);
if (response.getCommandOutput().contains("Already up-to-date")) {
notification.setTitle(constant.pullUpToDate());
} else {
project.synchronize();
notification.setTitle(constant.pullSuccess(view.getRepositoryUrl()));
}
}
}).catchError(new Operation<PromiseError>() {
@Override
public void apply(PromiseError error) throws OperationException {
notification.setStatus(FAIL);
if (getErrorCode(error.getCause()) == ErrorCodes.MERGE_CONFLICT) {
project.synchronize();
}
handleError(error.getCause(), PULL_COMMAND_NAME);
}
});
}
/** @return list of refs to fetch */
@NotNull
private String getRefs() {
String remoteName = view.getRepositoryName();
String localBranch = view.getLocalBranch();
String remoteBranch = view.getRemoteBranch();
return localBranch.isEmpty() ? remoteBranch
: "refs/heads/" + localBranch + ":" + "refs/remotes/" + remoteName + "/" + remoteBranch;
}
/**
* Handler some action whether some exception happened.
*
* @param exception
* exception that happened
* @param commandName
* name of the command
*/
private void handleError(@NotNull Throwable exception, @NotNull String commandName) {
int errorCode = getErrorCode(exception);
if (errorCode == ErrorCodes.NO_COMMITTER_NAME_OR_EMAIL_DEFINED) {
dialogFactory.createMessageDialog(constant.pullTitle(), constant.committerIdentityInfoEmpty(), null).show();
return;
} else if (errorCode == ErrorCodes.UNABLE_GET_PRIVATE_SSH_KEY) {
dialogFactory.createMessageDialog(constant.pullTitle(), constant.messagesUnableGetSshKey(), null).show();
return;
}
String errorMessage = exception.getMessage();
if (errorMessage == null) {
switch (commandName) {
case REMOTE_REPO_COMMAND_NAME:
errorMessage = constant.remoteListFailed();
break;
case BRANCH_LIST_COMMAND_NAME:
errorMessage = constant.branchesListFailed();
break;
case PULL_COMMAND_NAME:
errorMessage = constant.pullFail(view.getRepositoryUrl());
break;
}
}
GitOutputConsole console = gitOutputConsoleFactory.create(commandName);
console.printError(errorMessage);
consolesPanelPresenter.addCommandOutput(appContext.getDevMachine().getId(), console);
notificationManager.notify(errorMessage, FAIL, FLOAT_MODE);
}
/** {@inheritDoc} */
@Override
public void onCancelClicked() {
view.close();
}
/** {@inheritDoc} */
@Override
public void onRemoteBranchChanged() {
view.selectLocalBranch(view.getRemoteBranch());
}
/** {@inheritDoc} */
@Override
public void onRemoteRepositoryChanged() {
updateBranches(LIST_REMOTE);
}
}