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This commit is contained in:
Michael Weimann
2022-12-09 09:38:20 +01:00
parent 08a9073bd5
commit 349c2c2587
239 changed files with 22004 additions and 21928 deletions
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83
src/sliding-sync.ts
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@@ -14,7 +14,7 @@ See the License for the specific language governing permissions and
limitations under the License.
*/
import { logger } from './logger';
import { logger } from "./logger";
import { MatrixClient } from "./client";
import { IRoomEvent, IStateEvent } from "./sync-accumulator";
import { TypedEventEmitter } from "./models/typed-event-emitter";
@@ -328,10 +328,14 @@ export enum SlidingSyncEvent {
export type SlidingSyncEventHandlerMap = {
[SlidingSyncEvent.RoomData]: (roomId: string, roomData: MSC3575RoomData) => void;
[SlidingSyncEvent.Lifecycle]: (
state: SlidingSyncState, resp: MSC3575SlidingSyncResponse | null, err?: Error,
state: SlidingSyncState,
resp: MSC3575SlidingSyncResponse | null,
err?: Error,
) => void;
[SlidingSyncEvent.List]: (
listIndex: number, joinedCount: number, roomIndexToRoomId: Record<number, string>,
listIndex: number,
joinedCount: number,
roomIndexToRoomId: Record<number, string>,
) => void;
};
@@ -351,7 +355,7 @@ export class SlidingSync extends TypedEventEmitter<SlidingSyncEvent, SlidingSync
private txnId: string | null = null;
// a list (in chronological order of when they were sent) of objects containing the txn ID and
// a defer to resolve/reject depending on whether they were successfully sent or not.
private txnIdDefers: (IDeferred<string> & { txnId: string})[] = [];
private txnIdDefers: (IDeferred<string> & { txnId: string })[] = [];
// map of extension name to req/resp handler
private extensions: Record<string, Extension<any, any>> = {};
@@ -422,7 +426,7 @@ export class SlidingSync extends TypedEventEmitter<SlidingSyncEvent, SlidingSync
* @param index - The list index
* @returns The list data which contains the rooms in this list
*/
public getListData(index: number): {joinedCount: number, roomIndexToRoomId: Record<number, string>} | null {
public getListData(index: number): { joinedCount: number; roomIndexToRoomId: Record<number, string> } | null {
if (!this.lists[index]) {
return null;
}
@@ -556,8 +560,12 @@ export class SlidingSync extends TypedEventEmitter<SlidingSyncEvent, SlidingSync
* @param roomData - The raw sliding sync response JSON.
*/
private invokeRoomDataListeners(roomId: string, roomData: MSC3575RoomData): void {
if (!roomData.required_state) { roomData.required_state = []; }
if (!roomData.timeline) { roomData.timeline = []; }
if (!roomData.required_state) {
roomData.required_state = [];
}
if (!roomData.timeline) {
roomData.timeline = [];
}
this.emit(SlidingSyncEvent.RoomData, roomId, roomData);
}
@@ -581,10 +589,7 @@ export class SlidingSync extends TypedEventEmitter<SlidingSyncEvent, SlidingSync
// 0,1,2,2,3 <- after, hi is deleted and low is duplicated
for (let i = hi; i > low; i--) {
if (this.lists[listIndex].isIndexInRange(i)) {
this.lists[listIndex].roomIndexToRoomId[i] =
this.lists[listIndex].roomIndexToRoomId[
i - 1
];
this.lists[listIndex].roomIndexToRoomId[i] = this.lists[listIndex].roomIndexToRoomId[i - 1];
}
}
}
@@ -595,10 +600,7 @@ export class SlidingSync extends TypedEventEmitter<SlidingSyncEvent, SlidingSync
// 0,1,3,4,4 <- after, low is deleted and hi is duplicated
for (let i = low; i < hi; i++) {
if (this.lists[listIndex].isIndexInRange(i)) {
this.lists[listIndex].roomIndexToRoomId[i] =
this.lists[listIndex].roomIndexToRoomId[
i + 1
];
this.lists[listIndex].roomIndexToRoomId[i] = this.lists[listIndex].roomIndexToRoomId[i + 1];
}
}
}
@@ -631,7 +633,7 @@ export class SlidingSync extends TypedEventEmitter<SlidingSyncEvent, SlidingSync
return;
}
// Everything higher than the gap needs to be shifted right, +1 so we don't delete the highest element
this.shiftRight(listIndex, max+1, index);
this.shiftRight(listIndex, max + 1, index);
}
private processListOps(list: ListResponse, listIndex: number): void {
@@ -649,13 +651,7 @@ export class SlidingSync extends TypedEventEmitter<SlidingSyncEvent, SlidingSync
break;
}
case "INSERT": {
logger.debug(
"INSERT",
listIndex,
op.index,
op.room_id,
";",
);
logger.debug("INSERT", listIndex, op.index, op.room_id, ";");
if (this.lists[listIndex].roomIndexToRoomId[op.index]) {
// something is in this space, shift items out of the way
if (gapIndex < 0) {
@@ -689,13 +685,7 @@ export class SlidingSync extends TypedEventEmitter<SlidingSyncEvent, SlidingSync
for (let i = startIndex; i <= op.range[1]; i++) {
delete this.lists[listIndex].roomIndexToRoomId[i];
}
logger.debug(
"INVALIDATE",
listIndex,
op.range[0],
op.range[1],
";",
);
logger.debug("INVALIDATE", listIndex, op.range[0], op.range[1], ";");
break;
}
case "SYNC": {
@@ -707,14 +697,7 @@ export class SlidingSync extends TypedEventEmitter<SlidingSyncEvent, SlidingSync
}
this.lists[listIndex].roomIndexToRoomId[i] = roomId;
}
logger.debug(
"SYNC",
listIndex,
op.range[0],
op.range[1],
(op.room_ids || []).join(" "),
";",
);
logger.debug("SYNC", listIndex, op.range[0], op.range[1], (op.room_ids || []).join(" "), ";");
break;
}
}
@@ -734,7 +717,7 @@ export class SlidingSync extends TypedEventEmitter<SlidingSyncEvent, SlidingSync
public resend(): Promise<string> {
if (this.needsResend && this.txnIdDefers.length > 0) {
// we already have a resend queued, so just return the same promise
return this.txnIdDefers[this.txnIdDefers.length-1].promise;
return this.txnIdDefers[this.txnIdDefers.length - 1].promise;
}
this.needsResend = true;
this.txnId = this.client.makeTxnId();
@@ -773,7 +756,7 @@ export class SlidingSync extends TypedEventEmitter<SlidingSyncEvent, SlidingSync
}
this.txnIdDefers[txnIndex].resolve(txnId);
// clear out settled promises, including the one we resolved.
this.txnIdDefers = this.txnIdDefers.slice(txnIndex+1);
this.txnIdDefers = this.txnIdDefers.slice(txnIndex + 1);
}
/**
@@ -880,17 +863,10 @@ export class SlidingSync extends TypedEventEmitter<SlidingSyncEvent, SlidingSync
resp.lists.forEach((val, i) => {
this.lists[i].joinedCount = val.count;
});
this.invokeLifecycleListeners(
SlidingSyncState.RequestFinished,
resp,
);
this.invokeLifecycleListeners(SlidingSyncState.RequestFinished, resp);
} catch (err) {
if ((<HTTPError>err).httpStatus) {
this.invokeLifecycleListeners(
SlidingSyncState.RequestFinished,
null,
<Error>err,
);
this.invokeLifecycleListeners(SlidingSyncState.RequestFinished, null, <Error>err);
if ((<HTTPError>err).httpStatus === 400) {
// session probably expired TODO: assign an errcode
// so drop state and re-request
@@ -911,10 +887,7 @@ export class SlidingSync extends TypedEventEmitter<SlidingSyncEvent, SlidingSync
this.onPreExtensionsResponse(resp.extensions);
Object.keys(resp.rooms).forEach((roomId) => {
this.invokeRoomDataListeners(
roomId,
resp!.rooms[roomId],
);
this.invokeRoomDataListeners(roomId, resp!.rooms[roomId]);
});
const listIndexesWithUpdates: Set<number> = new Set();
@@ -932,7 +905,9 @@ export class SlidingSync extends TypedEventEmitter<SlidingSyncEvent, SlidingSync
listIndexesWithUpdates.forEach((i) => {
this.emit(
SlidingSyncEvent.List,
i, this.lists[i].joinedCount, Object.assign({}, this.lists[i].roomIndexToRoomId),
i,
this.lists[i].joinedCount,
Object.assign({}, this.lists[i].roomIndexToRoomId),
);
});