101 lines
3 KiB
JavaScript
101 lines
3 KiB
JavaScript
/*
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Copyright 2020 Bruno Windels <bruno@windels.cloud>
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Copyright 2020 The Matrix.org Foundation C.I.C.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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import {BaseTileViewModel} from "./BaseTileViewModel.js";
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export class RoomTileViewModel extends BaseTileViewModel {
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constructor(options) {
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super(options);
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const {room} = options;
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this._room = room;
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this._url = this.urlCreator.openRoomActionUrl(this._room.id);
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}
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get kind() {
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return "room";
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}
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get url() {
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return this._url;
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}
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/** very important that sorting order is stable and that comparing
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* to itself always returns 0, otherwise SortedMapList will
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* remove the wrong children, etc ... */
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compare(other) {
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const parentComparison = super.compare(other);
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if (parentComparison !== 0) {
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return parentComparison;
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}
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/*
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put unread rooms first
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then put rooms with a timestamp first, and sort by name
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then sort by name for rooms without a timestamp
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*/
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const myRoom = this._room;
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const theirRoom = other._room;
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if (myRoom.isLowPriority !== theirRoom.isLowPriority) {
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if (myRoom.isLowPriority) {
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return 1;
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}
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return -1;
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}
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const myTimestamp = myRoom.lastMessageTimestamp;
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const theirTimestamp = theirRoom.lastMessageTimestamp;
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const myTimestampValid = Number.isSafeInteger(myTimestamp);
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const theirTimestampValid = Number.isSafeInteger(theirTimestamp);
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// if either does not have a timestamp, put the one with a timestamp first
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if (myTimestampValid !== theirTimestampValid) {
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if (!theirTimestampValid) {
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return -1;
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}
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return 1;
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}
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const timeDiff = theirTimestamp - myTimestamp;
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if (timeDiff === 0 || !theirTimestampValid || !myTimestampValid) {
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// sort alphabetically
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const nameCmp = this.name.localeCompare(other.name);
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if (nameCmp === 0) {
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return this._room.id.localeCompare(other._room.id);
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}
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return nameCmp;
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}
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return timeDiff;
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}
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get isUnread() {
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return this._room.isUnread;
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}
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get name() {
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return this._room.name || this.i18n`Empty Room`;
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}
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get badgeCount() {
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return this._room.notificationCount;
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}
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get isHighlighted() {
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return this._room.highlightCount !== 0;
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}
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get _avatarSource() {
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return this._room;
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}
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}
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