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Simplify syncing logic

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This commit is contained in:
Andras Schmelczer 2026-03-28 11:55:37 +00:00
parent e8c57b3a37
commit 4493365076
48 changed files with 1054 additions and 918 deletions
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54
frontend/sync-client/src/services/fetch-controller.ts
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@ -1,6 +1,6 @@
import type { Logger } from "../tracing/logger";
import { createPromise } from "../utils/create-promise";
import { SyncResetError } from "./sync-reset-error";
import { SyncResetError } from "../errors/sync-reset-error";
/**
* Offers a resettable fetch implementation that waits until syncing is enabled
@ -25,18 +25,18 @@ export class FetchController {
}
/**
* Whether the fetch implementation can immediately send requests once outside of a reset.
*/
* Whether the fetch implementation can immediately send requests once outside of a reset.
*/
public get canFetch(): boolean {
return this._canFetch;
}
/**
* Allow or disallow fetching. The changes only take effect if not resetting.
* When called during a reset, its effect is deferred until the reset is finished.
*
* @param canFetch Whether fetching is enabled
*/
* Allow or disallow fetching. The changes only take effect if not resetting.
* When called during a reset, its effect is deferred until the reset is finished.
*
* @param canFetch Whether fetching is enabled
*/
public set canFetch(canFetch: boolean) {
this._canFetch = canFetch;
@ -59,9 +59,9 @@ export class FetchController {
}
/**
* Starts a reset, causing all ongoing and future fetches to be rejected
* with a SyncResetError until finishReset is called.
*/
* Starts a reset, causing all ongoing and future fetches to be rejected
* with a SyncResetError until finishReset is called.
*/
public startReset(): void {
this.isResetting = true;
this.rejectUntil(new SyncResetError());
@ -72,9 +72,9 @@ export class FetchController {
}
/**
* Finishes a reset, allowing fetches to proceed or wait again depending on
* the current sync settings.
*/
* Finishes a reset, allowing fetches to proceed or wait again depending on
* the current sync settings.
*/
public finishReset(): void {
if (!this.isResetting) {
return;
@ -85,19 +85,19 @@ export class FetchController {
}
/**
*
* |------------------|---------------|-----------------------------------------------------|
* | | Sync enabled | Sync disabled |
* |------------------|-------------- |-----------------------------------------------------|
* | During reset | Rejects with SyncResetError without sending request |
* |------------------|-------------- |-----------------------------------------------------|
* | Outside of reset | Same as fetch | Blocks until sync is enabled and then same as fetch |
* |------------------|---------------|-----------------------------------------------------|
*
* @param logger for errors
* @param fetch to wrap
* @returns a wrapped fetch implementation affected by the FetchController state
*/
*
* |------------------|---------------|-----------------------------------------------------|
* | | Sync enabled | Sync disabled |
* |------------------|-------------- |-----------------------------------------------------|
* | During reset | Rejects with SyncResetError without sending request |
* |------------------|-------------- |-----------------------------------------------------|
* | Outside of reset | Same as fetch | Blocks until sync is enabled and then same as fetch |
* |------------------|---------------|-----------------------------------------------------|
*
* @param logger for errors
* @param fetch to wrap
* @returns a wrapped fetch implementation affected by the FetchController state
*/
public getControlledFetchImplementation(
logger: Logger,
fetch: typeof globalThis.fetch = globalThis.fetch