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// Copyright (C) 2014 The Android Open Source Project
//
// 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
//
// http://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 com.google.gerrit.server.change;
import com.google.common.collect.ImmutableSortedSet;
import com.google.gerrit.common.TimeUtil;
import com.google.gerrit.extensions.api.changes.HashtagsInput;
import com.google.gerrit.extensions.restapi.Response;
import com.google.gerrit.extensions.restapi.RestApiException;
import com.google.gerrit.extensions.webui.UiAction;
import com.google.gerrit.reviewdb.server.ReviewDb;
import com.google.gerrit.server.permissions.ChangePermission;
import com.google.gerrit.server.permissions.PermissionBackendException;
import com.google.gerrit.server.update.BatchUpdate;
import com.google.gerrit.server.update.RetryHelper;
import com.google.gerrit.server.update.RetryingRestModifyView;
import com.google.gerrit.server.update.UpdateException;
import com.google.inject.Inject;
import com.google.inject.Provider;
import com.google.inject.Singleton;
@Singleton
public class PostHashtags
extends RetryingRestModifyView<
ChangeResource, HashtagsInput, Response<ImmutableSortedSet<String>>>
implements UiAction<ChangeResource> {
private final Provider<ReviewDb> db;
private final SetHashtagsOp.Factory hashtagsFactory;
@Inject
PostHashtags(
Provider<ReviewDb> db, RetryHelper retryHelper, SetHashtagsOp.Factory hashtagsFactory) {
super(retryHelper);
this.db = db;
this.hashtagsFactory = hashtagsFactory;
}
@Override
protected Response<ImmutableSortedSet<String>> applyImpl(
BatchUpdate.Factory updateFactory, ChangeResource req, HashtagsInput input)
throws RestApiException, UpdateException, PermissionBackendException {
req.permissions().check(ChangePermission.EDIT_HASHTAGS);
try (BatchUpdate bu =
updateFactory.create(
db.get(), req.getChange().getProject(), req.getUser(), TimeUtil.nowTs())) {
SetHashtagsOp op = hashtagsFactory.create(input);
bu.addOp(req.getId(), op);
bu.execute();
return Response.<ImmutableSortedSet<String>>ok(op.getUpdatedHashtags());
}
}
@Override
public UiAction.Description getDescription(ChangeResource rsrc) {
return new UiAction.Description()
.setLabel("Edit Hashtags")
.setVisible(rsrc.permissions().testCond(ChangePermission.EDIT_HASHTAGS));
}
}
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