Files
react-native-firebase/packages/firestore/lib/FirestoreDocumentChange.js
2019-07-12 14:12:53 +01:00

49 lines
1.2 KiB
JavaScript

/*
* Copyright (c) 2016-present Invertase Limited & Contributors
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this library 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.
*
*/
import FirestoreDocumentSnapshot from './FirestoreDocumentSnapshot';
const TYPE_MAP = {
a: 'added',
m: 'modified',
r: 'removed',
};
export default class FirestoreDocumentChange {
constructor(firestore, nativeData) {
this._firestore = firestore;
this._nativeData = nativeData;
this._isMetadataChange = nativeData.isMetadataChange;
}
get doc() {
return new FirestoreDocumentSnapshot(this._firestore, this._nativeData.doc);
}
get newIndex() {
return this._nativeData.ni;
}
get oldIndex() {
return this._nativeData.oi;
}
get type() {
return TYPE_MAP[this._nativeData.type];
}
}