com.google.gerrit.server.change.ActionJson Maven / Gradle / Ivy

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// Copyright (C) 2015 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.gerrit.extensions.common.ActionInfo;
import com.google.gerrit.extensions.common.ChangeInfo;
import com.google.gerrit.extensions.common.RevisionInfo;
import com.google.gerrit.extensions.registration.DynamicMap;
import com.google.gerrit.extensions.restapi.RestView;
import com.google.gerrit.extensions.webui.PrivateInternals_UiActionDescription;
import com.google.gerrit.extensions.webui.UiAction;
import com.google.gerrit.server.CurrentUser;
import com.google.gerrit.server.changedetail.RebaseChange;
import com.google.gerrit.server.extensions.webui.UiActions;
import com.google.gerrit.server.project.ChangeControl;
import com.google.inject.Inject;
import com.google.inject.Provider;
import com.google.inject.Singleton;
import com.google.inject.util.Providers;

import java.util.LinkedHashMap;
import java.util.Map;

@Singleton
public class ActionJson {
  private final Revisions revisions;
  private final DynamicMap> changeViews;
  private final RebaseChange rebaseChange;

  @Inject
  ActionJson(
      Revisions revisions,
      DynamicMap> changeViews,
      RebaseChange rebaseChange) {
    this.revisions = revisions;
    this.changeViews = changeViews;
    this.rebaseChange = rebaseChange;
  }

  public Map format(RevisionResource rsrc) {
    return toActionMap(rsrc);
  }

  public ChangeInfo addChangeActions(ChangeInfo to, ChangeControl ctl) {
    to.actions = toActionMap(ctl);
    return to;
  }

  public RevisionInfo addRevisionActions(RevisionInfo to,
      RevisionResource rsrc) {
    to.actions = toActionMap(rsrc);
    return to;
  }

  private Map toActionMap(ChangeControl ctl) {
    Map out = new LinkedHashMap<>();
    if (!ctl.getCurrentUser().isIdentifiedUser()) {
      return out;
    }

    Provider userProvider = Providers.of(ctl.getCurrentUser());
    for (UiAction.Description d : UiActions.from(
        changeViews,
        new ChangeResource(ctl, rebaseChange),
        userProvider)) {
      out.put(d.getId(), new ActionInfo(d));
    }
    // TODO(sbeller): why do we need to treat followup specially here?
    if (ctl.getChange().getStatus().isOpen()) {
      UiAction.Description descr = new UiAction.Description();
      PrivateInternals_UiActionDescription.setId(descr, "followup");
      PrivateInternals_UiActionDescription.setMethod(descr, "POST");
      descr.setTitle("Create follow-up change");
      out.put(descr.getId(), new ActionInfo(descr));
    }
    return out;
  }

  private Map toActionMap(RevisionResource rsrc) {
    Map out = new LinkedHashMap<>();
    if (rsrc.getControl().getCurrentUser().isIdentifiedUser()) {
      Provider userProvider = Providers.of(
          rsrc.getControl().getCurrentUser());
      for (UiAction.Description d : UiActions.from(
          revisions, rsrc, userProvider)) {
        out.put(d.getId(), new ActionInfo(d));
      }
    }
    return out;
  }
}