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GoogleTasksImporter.java
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GoogleTasksImporter.java
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/*
* Copyright 2018 The Data Transfer Project Authors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* https://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.dataportabilityproject.datatransfer.google.tasks;
import com.google.api.client.auth.oauth2.Credential;
import com.google.api.client.util.DateTime;
import com.google.api.services.tasks.Tasks;
import com.google.api.services.tasks.model.Task;
import com.google.api.services.tasks.model.TaskList;
import com.google.common.annotations.VisibleForTesting;
import java.io.IOException;
import java.util.UUID;
import org.dataportabilityproject.datatransfer.google.common.GoogleCredentialFactory;
import org.dataportabilityproject.datatransfer.google.common.GoogleStaticObjects;
import org.dataportabilityproject.spi.cloud.storage.JobStore;
import org.dataportabilityproject.spi.transfer.provider.ImportResult;
import org.dataportabilityproject.spi.transfer.provider.ImportResult.ResultType;
import org.dataportabilityproject.spi.transfer.provider.Importer;
import org.dataportabilityproject.spi.transfer.types.TempTasksData;
import org.dataportabilityproject.types.transfer.auth.TokensAndUrlAuthData;
import org.dataportabilityproject.types.transfer.models.tasks.TaskContainerResource;
import org.dataportabilityproject.types.transfer.models.tasks.TaskListModel;
import org.dataportabilityproject.types.transfer.models.tasks.TaskModel;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
public class GoogleTasksImporter implements Importer<TokensAndUrlAuthData, TaskContainerResource> {
private final Logger logger = LoggerFactory.getLogger(GoogleTasksImporter.class);
private final GoogleCredentialFactory credentialFactory;
private final JobStore jobStore;
private Tasks tasksClient;
public GoogleTasksImporter(GoogleCredentialFactory credentialFactory, JobStore jobStore) {
this(credentialFactory, jobStore, null);
}
@VisibleForTesting
GoogleTasksImporter(GoogleCredentialFactory credentialFactory, JobStore jobStore, Tasks tasksClient) {
this.credentialFactory = credentialFactory;
this.jobStore = jobStore;
this.tasksClient = tasksClient;
}
@Override
public ImportResult importItem(
UUID jobId, TokensAndUrlAuthData authData, TaskContainerResource data) {
Tasks tasksService = getOrCreateTasksService(authData);
TempTasksData tempTasksData = jobStore.findData(jobId, createCacheKey(), TempTasksData.class);
if (tempTasksData == null) {
tempTasksData = new TempTasksData(jobId.toString());
try {
jobStore.create(jobId, createCacheKey(), tempTasksData);
} catch (IOException e) {
return new ImportResult(ResultType.ERROR, e.getMessage());
}
}
for (TaskListModel oldTasksList : data.getLists()) {
// TempTasksData shouldn't be null since we added it.
tempTasksData = jobStore.findData(jobId, createCacheKey(), TempTasksData.class);
TaskList newTaskList = new TaskList().setTitle("Imported copy - " + oldTasksList.getName());
TaskList insertedTaskList;
try {
insertedTaskList = tasksService.tasklists().insert(newTaskList).execute();
} catch (IOException e) {
return new ImportResult(ResultType.ERROR, "Error inserting taskList: " + e.getMessage());
}
tempTasksData.addTaskListId(oldTasksList.getId(), insertedTaskList.getId());
jobStore.update(jobId, createCacheKey(), tempTasksData);
}
tempTasksData = jobStore.findData(jobId, createCacheKey(), TempTasksData.class);
for (TaskModel oldTask : data.getTasks()) {
Task newTask = new Task().setTitle(oldTask.getText()).setNotes(oldTask.getNotes());
if (oldTask.getCompletedTime() != null) {
newTask.setCompleted(new DateTime(oldTask.getCompletedTime().toEpochMilli()));
}
if (oldTask.getDueTime() != null) {
newTask.setDue(new DateTime(oldTask.getDueTime().toEpochMilli()));
}
String newTaskListId = tempTasksData.lookupNewTaskListId(oldTask.getTaskListId());
try {
tasksService.tasks().insert(newTaskListId, newTask).execute();
} catch (IOException e) {
return new ImportResult(ResultType.ERROR, "Error inserting task: " + e.getMessage());
}
}
return new ImportResult(ResultType.OK);
}
private Tasks getOrCreateTasksService(TokensAndUrlAuthData authData) {
return tasksClient == null ? makeTasksService(authData) : tasksClient;
}
private synchronized Tasks makeTasksService(TokensAndUrlAuthData authData) {
Credential credential = credentialFactory.createCredential(authData);
return new Tasks.Builder(
credentialFactory.getHttpTransport(), credentialFactory.getJsonFactory(), credential)
.setApplicationName(GoogleStaticObjects.APP_NAME)
.build();
}
/** Key for cache of album mappings.
* TODO: Add a method parameter for a {@code key} for fine grained objects.
*/
private String createCacheKey() {
// TODO: store objects containing individual mappings instead of single object containing all mappings
return "tempTaskData";
}
}