/**
 * Copyright (c) 2021 OpenLens Authors
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy of
 * this software and associated documentation files (the "Software"), to deal in
 * the Software without restriction, including without limitation the rights to
 * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
 * the Software, and to permit persons to whom the Software is furnished to do so,
 * subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in all
 * copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
 * FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
 * COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
 * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 */

import { apiManager } from "../../../../common/k8s-api/api-manager";
import { ClusterRoleBinding, clusterRoleBindingApi, ClusterRoleBindingSubject } from "../../../../common/k8s-api/endpoints";
import { KubeObjectStore } from "../../../../common/k8s-api/kube-object.store";
import { autoBind, HashSet } from "../../../utils";
import { hashClusterRoleBindingSubject } from "./hashers";

export class ClusterRoleBindingsStore extends KubeObjectStore<ClusterRoleBinding> {
  api = clusterRoleBindingApi;

  constructor() {
    super();
    autoBind(this);
  }

  protected sortItems(items: ClusterRoleBinding[]) {
    return super.sortItems(items, [
      clusterRoleBinding => clusterRoleBinding.kind,
      clusterRoleBinding => clusterRoleBinding.getName()
    ]);
  }

  async updateSubjects(clusterRoleBinding: ClusterRoleBinding, subjects: ClusterRoleBindingSubject[]) {
    return this.update(clusterRoleBinding, {
      roleRef: clusterRoleBinding.roleRef,
      subjects,
    });
  }

  async removeSubjects(clusterRoleBinding: ClusterRoleBinding, subjectsToRemove: Iterable<ClusterRoleBindingSubject>) {
    const currentSubjects = new HashSet(clusterRoleBinding.getSubjects(), hashClusterRoleBindingSubject);

    for (const subject of subjectsToRemove) {
      currentSubjects.delete(subject);
    }

    return this.updateSubjects(clusterRoleBinding, currentSubjects.toJSON());
  }
}

export const clusterRoleBindingsStore = new ClusterRoleBindingsStore();

apiManager.registerStore(clusterRoleBindingsStore);