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Merge disconnectReason$ into combined$; rename HomeserverDisconnectReason items

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This commit is contained in:
fkwp
2026-05-11 19:27:52 +02:00
parent 45f39033ae
commit 0ae7dc9a55
6 changed files with 259 additions and 194 deletions
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42
src/state/CallViewModel/localMember/HomeserverConnected.ts
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@@ -29,7 +29,6 @@ import { logger as rootLogger } from "matrix-js-sdk/lib/logger";
import { Config } from "../../../config/Config";
import { type ObservableScope } from "../../ObservableScope";
import { type Behavior } from "../../Behavior";
import { and$ } from "../../../utils/observable";
import { type NodeStyleEventEmitter } from "../../../utils/test";
/**
@@ -37,25 +36,26 @@ import { type NodeStyleEventEmitter } from "../../../utils/test";
*/
const logger = rootLogger.getChild("[HomeserverConnected]");
export type HomeserverDisconnectReason =
| "syncing"
| "membershipConnected"
| "certainlyConnected";
export type HomeserverDisconnectReason = "sync" | "membership" | "probablyLeft";
export interface HomeserverConnected {
combined$: Behavior<boolean>;
/**
* Emits `null` when the homeserver connection is healthy, or the reason for
* disconnection when one of the three sub-conditions fails.
*/
combined$: Behavior<HomeserverDisconnectReason | null>;
rtsSession$: Behavior<Status>;
disconnectReason$: Behavior<HomeserverDisconnectReason | null>;
}
/**
* Behavior representing whether we consider ourselves connected to the Matrix homeserver
* for the purposes of a MatrixRTC session.
*
* Becomes FALSE if ANY sub-condition is fulfilled:
* 1. Sync loop is not in SyncState.Syncing (after grace period)
* 2. membershipStatus !== Status.Connected
* 3. probablyLeft === true
* `combined$` emits `null` when all conditions are satisfied, or the first failing
* reason (priority: syncing > membershipConnected > certainlyConnected):
* 1. Sync loop is not in SyncState.Syncing (after grace period) → "sync"
* 2. membershipStatus !== Status.Connected → "membership"
* 3. probablyLeft === true → "probablyLeft"
*
* @param scope - The observable scope for lifecycle management.
* @param client - The Matrix client to monitor sync state.
@@ -116,24 +116,18 @@ export function createHomeserverConnected$(
);
const combined$ = scope.behavior(
and$(syncing$, membershipConnected$, certainlyConnected$).pipe(
tap((connected) => {
logger.info(`Homeserver connected update: ${connected}`);
}),
),
);
const disconnectReason$ = scope.behavior(
combineLatest([syncing$, membershipConnected$, certainlyConnected$]).pipe(
map(([syncing, membership, certainly]) => {
if (!syncing) return "syncing" as const;
if (!membership) return "membershipConnected" as const;
if (!certainly) return "certainlyConnected" as const;
if (!syncing) return "sync" as const;
if (!membership) return "membership" as const;
if (!certainly) return "probablyLeft" as const;
return null;
}),
tap((reason) => {
logger.info(`Homeserver connected update: ${reason ?? "connected"}`);
}),
),
null,
);
return { combined$, rtsSession$, disconnectReason$ };
return { combined$, rtsSession$ };
}