/*******************************************************************************
* 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.plugin.jsonexample.ide.editor;
import com.google.inject.Inject;
import org.eclipse.che.ide.api.editor.codeassist.CodeAssistCallback;
import org.eclipse.che.ide.api.editor.codeassist.CodeAssistProcessor;
import org.eclipse.che.ide.api.editor.codeassist.CompletionProposal;
import org.eclipse.che.ide.api.editor.texteditor.TextEditor;
import org.eclipse.che.ide.rest.AsyncRequestCallback;
import org.eclipse.che.ide.rest.Unmarshallable;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;
/**
* JSON Example specific code assist processor.
*/
public class JsonExampleCodeAssistProcessor implements CodeAssistProcessor {
private final JsonExampleCodeAssistClient client;
private final Unmarshallable<List<String>> unmarshaller;
private String errorMessage;
/**
* Constructor.
*
* @param client
* the client for retrieving completions
*/
@Inject
public JsonExampleCodeAssistProcessor(final JsonExampleCodeAssistClient client) {
this.client = client;
this.unmarshaller = new StringListUnmarshaller();
this.errorMessage = null;
}
@Override
public void computeCompletionProposals(final TextEditor editor, final int offset, final boolean triggered, final CodeAssistCallback callback) {
final List<CompletionProposal> proposals = new ArrayList<>();
proposals.addAll(Arrays.asList(
new SimpleCompletionProposal("firstName"),
new SimpleCompletionProposal("lastName"),
new SimpleCompletionProposal("age")));
client.computeProposals(
new AsyncRequestCallback<List<String>>(unmarshaller) {
@Override
protected void onSuccess(List<String> additionalProposals) {
errorMessage = null;
for (String additionalProposal : additionalProposals) {
proposals.add(new SimpleCompletionProposal(additionalProposal));
}
callback.proposalComputed(proposals);
}
@Override
protected void onFailure(Throwable exception) {
errorMessage = exception.getMessage();
}
});
}
@Override
public String getErrorMessage() {
return errorMessage;
}
}