/*****************************************************************************
 * Open MCT, Copyright (c) 2014-2023, United States Government
 * as represented by the Administrator of the National Aeronautics and Space
 * Administration. All rights reserved.
 *
 * Open MCT is 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.
 *
 * Open MCT includes source code licensed under additional open source
 * licenses. See the Open Source Licenses file (LICENSES.md) included with
 * this source code distribution or the Licensing information page available
 * at runtime from the About dialog for additional information.
 *****************************************************************************/
import { createOpenMct, getMockObjects, resetApplicationState } from 'utils/testing';

describe('The Move Action plugin', () => {
  let openmct;
  let moveAction;
  let childObject;
  let parentObject;
  let anotherParentObject;

  // this setups up the app
  beforeEach((done) => {
    openmct = createOpenMct();

    childObject = getMockObjects({
      objectKeyStrings: ['folder'],
      overwrite: {
        folder: {
          name: 'Child Folder',
          identifier: {
            namespace: '',
            key: 'child-folder-object'
          },
          location: 'parent-folder-object'
        }
      }
    }).folder;

    parentObject = getMockObjects({
      objectKeyStrings: ['folder'],
      overwrite: {
        folder: {
          name: 'Parent Folder',
          composition: [childObject.identifier],
          identifier: {
            namespace: '',
            key: 'parent-folder-object'
          }
        }
      }
    }).folder;

    anotherParentObject = getMockObjects({
      objectKeyStrings: ['folder'],
      overwrite: {
        folder: {
          name: 'Another Parent Folder',
          identifier: {
            namespace: '',
            key: 'another-parent-folder-object'
          }
        }
      }
    }).folder;

    openmct.on('start', done);
    openmct.startHeadless();

    moveAction = openmct.actions._allActions.move;
  });

  afterEach(() => {
    return resetApplicationState(openmct);
  });

  it('should be defined', () => {
    expect(moveAction).toBeDefined();
  });

  describe('when determining the object is applicable', () => {
    beforeEach(() => {
      spyOn(moveAction, 'appliesTo').and.callThrough();
    });

    it('should be true when the parent is creatable and has composition', () => {
      let applies = moveAction.appliesTo([childObject, parentObject]);
      expect(applies).toBe(true);
    });

    it('should be true when the child is locked and not an alias', () => {
      childObject.locked = true;
      let applies = moveAction.appliesTo([childObject, parentObject]);
      expect(applies).toBe(true);
    });

    it('should still be true when the child is locked and is an alias', () => {
      childObject.locked = true;
      childObject.location = 'another-parent-folder-object';
      let applies = moveAction.appliesTo([childObject, parentObject]);
      expect(applies).toBe(true);
    });
  });

  describe('when moving an object to a new parent and removing from the old parent', () => {
    let unObserve;
    beforeEach((done) => {
      openmct.router.path = [];

      spyOn(openmct.objects, 'save');
      openmct.objects.save.and.callThrough();
      spyOn(openmct.forms, 'showForm');
      openmct.forms.showForm.and.callFake((formStructure) => {
        return Promise.resolve({
          name: 'test',
          location: [anotherParentObject]
        });
      });

      unObserve = openmct.objects.observe(parentObject, '*', (newObject) => {
        done();
      });

      moveAction.inNavigationPath = () => false;

      moveAction.invoke([childObject, parentObject]);
    });

    afterEach(() => {
      unObserve();
    });

    it("the child object's identifier should be in the new parent's composition", () => {
      let newParentChild = anotherParentObject.composition[0];
      expect(newParentChild).toEqual(childObject.identifier);
    });

    it("the child object's identifier should be removed from the old parent's composition", () => {
      let oldParentComposition = parentObject.composition;
      expect(oldParentComposition.length).toEqual(0);
    });
  });
});