51 lines
1.5 KiB
TypeScript
51 lines
1.5 KiB
TypeScript
import path from "node:path";
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import { resolveStateDir } from "../config/paths.js";
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export { createAsyncLock, readJsonFile, writeJsonAtomic } from "./json-files.js";
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export function resolvePairingPaths(baseDir: string | undefined, subdir: string) {
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const root = baseDir ?? resolveStateDir();
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const dir = path.join(root, subdir);
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return {
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dir,
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pendingPath: path.join(dir, "pending.json"),
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pairedPath: path.join(dir, "paired.json"),
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};
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}
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export function pruneExpiredPending<T extends { ts: number }>(
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pendingById: Record<string, T>,
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nowMs: number,
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ttlMs: number,
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) {
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for (const [id, req] of Object.entries(pendingById)) {
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if (nowMs - req.ts > ttlMs) {
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delete pendingById[id];
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}
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}
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}
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export type PendingPairingRequestResult<TPending> = {
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status: "pending";
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request: TPending;
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created: boolean;
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};
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export async function upsertPendingPairingRequest<TPending extends { requestId: string }>(params: {
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pendingById: Record<string, TPending>;
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isExisting: (pending: TPending) => boolean;
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createRequest: (isRepair: boolean) => TPending;
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isRepair: boolean;
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persist: () => Promise<void>;
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}): Promise<PendingPairingRequestResult<TPending>> {
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const existing = Object.values(params.pendingById).find(params.isExisting);
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if (existing) {
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return { status: "pending", request: existing, created: false };
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}
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const request = params.createRequest(params.isRepair);
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params.pendingById[request.requestId] = request;
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await params.persist();
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return { status: "pending", request, created: true };
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}
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