Winston Li
78 lines
3.4 KiB
Java
78 lines
3.4 KiB
Java
package uk.ac.ic.wlgitbridge.writelatex;
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import uk.ac.ic.wlgitbridge.bridge.CandidateSnapshot;
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import uk.ac.ic.wlgitbridge.bridge.RawDirectoryContents;
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import uk.ac.ic.wlgitbridge.bridge.WritableRepositoryContents;
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import uk.ac.ic.wlgitbridge.bridge.WriteLatexDataSource;
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import uk.ac.ic.wlgitbridge.writelatex.api.request.exception.FailedConnectionException;
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import uk.ac.ic.wlgitbridge.writelatex.api.request.getdoc.SnapshotGetDocRequest;
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import uk.ac.ic.wlgitbridge.writelatex.api.request.getdoc.exception.InvalidProjectException;
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import uk.ac.ic.wlgitbridge.writelatex.api.request.push.PostbackManager;
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import uk.ac.ic.wlgitbridge.writelatex.api.request.push.SnapshotPushRequest;
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import uk.ac.ic.wlgitbridge.writelatex.api.request.push.SnapshotPushRequestResult;
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import uk.ac.ic.wlgitbridge.writelatex.api.request.push.UnexpectedPostbackException;
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import uk.ac.ic.wlgitbridge.writelatex.api.request.push.exception.OutOfDateException;
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import uk.ac.ic.wlgitbridge.writelatex.api.request.push.exception.SnapshotPostException;
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import uk.ac.ic.wlgitbridge.writelatex.model.WLDataModel;
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import java.io.IOException;
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import java.util.List;
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/**
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* Created by Winston on 16/11/14.
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*/
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public class WriteLatexAPI implements WriteLatexDataSource {
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private final WLDataModel dataModel;
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private final PostbackManager postbackManager;
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public WriteLatexAPI(WLDataModel dataModel) {
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this.dataModel = dataModel;
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postbackManager = new PostbackManager();
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}
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@Override
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public boolean repositoryExists(String projectName) throws FailedConnectionException {
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SnapshotGetDocRequest snapshotGetDocRequest = new SnapshotGetDocRequest(projectName);
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snapshotGetDocRequest.request();
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try {
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snapshotGetDocRequest.getResult().getVersionID();
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} catch (InvalidProjectException e) {
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return false;
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}
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return true;
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}
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@Override
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public List<WritableRepositoryContents> getWritableRepositories(String projectName) throws FailedConnectionException, InvalidProjectException {
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System.out.println("Fetching project: " + projectName);
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return dataModel.updateProjectWithName(projectName);
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}
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@Override
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public void putDirectoryContentsToProjectWithName(String projectName, RawDirectoryContents directoryContents, String hostname) throws SnapshotPostException, IOException, FailedConnectionException {
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System.out.println("Pushing project: " + projectName);
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CandidateSnapshot candidate = dataModel.createCandidateSnapshotFromProjectWithContents(projectName, directoryContents, hostname);
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SnapshotPushRequest snapshotPushRequest = new SnapshotPushRequest(candidate);
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snapshotPushRequest.request();
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SnapshotPushRequestResult result = snapshotPushRequest.getResult();
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if (result.wasSuccessful()) {
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candidate.approveWithVersionID(postbackManager.getVersionID(projectName));
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} else {
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throw new OutOfDateException();
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}
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}
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/* Called by postback thread. */
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@Override
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public void postbackReceivedSuccessfully(String projectName, int versionID) throws UnexpectedPostbackException {
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postbackManager.postVersionIDForProject(projectName, versionID);
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}
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@Override
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public void postbackReceivedWithException(String projectName, SnapshotPostException exception) throws UnexpectedPostbackException {
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postbackManager.postExceptionForProject(projectName, exception);
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}
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}
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