// Copyright (C) 2018 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.googlesource.gerrit.plugins.webhooks.rest;

import static com.google.gerrit.reviewdb.client.RefNames.REFS_CONFIG;

import com.google.gerrit.reviewdb.client.Project;
import com.google.gerrit.server.CurrentUser;
import com.google.gerrit.server.project.ProjectCache;
import com.google.inject.Inject;
import com.google.inject.Provider;
import com.google.inject.Singleton;

@Singleton
public class PermissionsImpl implements Permissions {

  private final ProjectCache projectCache;
  private final Provider<CurrentUser> currentUser;

  @Inject
  PermissionsImpl(ProjectCache projectCache, Provider<CurrentUser> currentUser) {
    this.projectCache = projectCache;
    this.currentUser = currentUser;
  }

  @Override
  public boolean canRead(Project.NameKey project) {
    return projectCache
        .get(project)
        .controlFor(currentUser.get())
        .controlForRef(REFS_CONFIG)
        .isVisible();
  }

  @Override
  public boolean canUpdate(Project.NameKey project) {
    return projectCache
        .get(project)
        .controlFor(currentUser.get())
        .controlForRef(REFS_CONFIG)
        .canUpdate();
  }
}

@@ -729,16 +729,65 @@
 ONFIG;%0A%0A
+import com.google.gerrit.reviewdb.client.Branch;%0A
 import c
@@ -910,27 +910,95 @@
 er.p
-roject.ProjectCache
+ermissions.PermissionBackend;%0Aimport com.google.gerrit.server.permissions.RefPermission
 ;%0Aim
@@ -1187,32 +1187,42 @@
 al P
-rojectCache projectCache
+ermissionBackend permissionBackend
 ;%0A  
@@ -1304,32 +1304,42 @@
 pl(P
-rojectCache projectCache
+ermissionBackend permissionBackend
 , Pr
@@ -1387,34 +1387,44 @@
 is.p
-rojectCache = projectCache
+ermissionBackend = permissionBackend
 ;%0A  
@@ -1541,137 +1541,39 @@
 urn 
-projectCache%0A        .get(project)%0A        .controlFor(currentUser.get())%0A        .controlForRef(REFS_CONFIG)%0A        .isVisible(
+can(project, RefPermission.READ
 );%0A 
@@ -1657,42 +1657,152 @@
 urn 
+can(
 project
-Cache%0A        .get(project)
+, RefPermission.UPDATE);%0A  %7D%0A%0A  private boolean can(Project.NameKey project, RefPermission permission) %7B%0A    return permissionBackend
 %0A   
@@ -1807,25 +1807,19 @@
        .
-controlFo
+use
 r(curren
@@ -1844,22 +1844,40 @@
    .
-controlForRef(
+ref(new Branch.NameKey(project, 
 REFS
@@ -1884,16 +1884,17 @@
 _CONFIG)
+)
 %0A       
@@ -1895,26 +1895,38 @@
        .
-canUpdate(
+testOrFalse(permission
 );%0A  %7D%0A%7D

Migrate to permission backend