mirrors/vector-im-hydrogen-web
1
0
Fork 0
mirror of https://github.com/vector-im/hydrogen-web.git synced 2024-12-22 19:14:52 +01:00
Code Issues Projects Releases Wiki Activity

support async callback in iterateResponseStateEvents

Browse Source
This commit is contained in:
Bruno Windels 2022-07-22 14:15:26 +02:00
parent c8a8eb10b5
commit 22831e710c
1 changed files with 14 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

17
src/matrix/room/common.ts
View File

@ -53,12 +53,20 @@ type RoomResponse = {
}
/** iterates over any state events in a sync room response, in the order that they should be applied (from older to younger events) */
export function iterateResponseStateEvents(roomResponse: RoomResponse, callback: (StateEvent) => void) {
export function iterateResponseStateEvents(roomResponse: RoomResponse, callback: (StateEvent) => Promise<void> | void): Promise<void> | void {
let promises: Promise<void>[] | undefined = undefined;
const callCallback = stateEvent => {
const result = callback(stateEvent);
if (result instanceof Promise) {
promises = promises ?? [];
promises.push(result);
}
};
// first iterate over state events, they precede the timeline
const stateEvents = roomResponse.state?.events;
if (stateEvents) {
for (let i = 0; i < stateEvents.length; i++) {
callback(stateEvents[i]);
callCallback(stateEvents[i]);
}
}
// now see if there are any state events within the timeline
@ -67,10 +75,13 @@ export function iterateResponseStateEvents(roomResponse: RoomResponse, callback:
for (let i = 0; i < timelineEvents.length; i++) {
const event = timelineEvents[i];
if (typeof event.state_key === "string") {
callback(event);
callCallback(event);
}
}
}
if (promises) {
return Promise.all(promises);
}
}
export function tests() {