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sort unread rooms first, then on last message timestamp, then alphabet.

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This commit is contained in:
Bruno Windels 2020-08-21 11:58:05 +02:00
parent dbf5e59d87
commit eae5bc4230
1 changed files with 25 additions and 5 deletions
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20
src/domain/session/roomlist/RoomTileViewModel.js
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@ -17,6 +17,10 @@ limitations under the License.
import {avatarInitials, getIdentifierColorNumber} from "../../avatar.js";
import {ViewModel} from "../../ViewModel.js";
function isSortedAsUnread(vm) {
return vm.isUnread || (vm.isOpen && vm._wasUnreadWhenOpening);
}
export class RoomTileViewModel extends ViewModel {
// we use callbacks to parent VM instead of emit because
// it would be annoying to keep track of subscriptions in
@ -28,6 +32,7 @@ export class RoomTileViewModel extends ViewModel {
this._room = room;
this._emitOpen = emitOpen;
this._isOpen = false;
this._wasUnreadWhenOpening = false;
}
// called by parent for now (later should integrate with router)
@ -40,11 +45,24 @@ export class RoomTileViewModel extends ViewModel {
open() {
this._isOpen = true;
this._wasUnreadWhenOpening = this._room.isUnread;
this.emitChange("isOpen");
this._emitOpen(this._room, this);
}
compare(other) {
const myRoom = this._room;
const theirRoom = other._room;
if (isSortedAsUnread(this) !== isSortedAsUnread(other)) {
if (isSortedAsUnread(this)) {
return -1;
}
return 1;
}
const timeDiff = theirRoom.lastMessageTimestamp - myRoom.lastMessageTimestamp;
if (timeDiff === 0) {
// sort alphabetically
const nameCmp = this._room.name.localeCompare(other._room.name);
if (nameCmp === 0) {
@ -52,6 +70,8 @@ export class RoomTileViewModel extends ViewModel {
}
return nameCmp;
}
return timeDiff;
}
get isOpen() {
return this._isOpen;