Initial commit

packages/api/src/store.ts

@@ -0,0 +1,76 @@
+import { rmSync } from "node:fs";
+import type { CloneJobResult, CloneOptions } from "@cloner/core";
+
+/** A completed (or failed) clone held in memory for the M1 sync API. The `base` is
+ *  the temp dir holding the run's files (kept alive so /files/* can stream them);
+ *  it is removed on eviction. M2/M4 replace this with DB rows + S3 objects. */
+export type JobRecord = {
+  id: string;
+  status: "succeeded" | "failed";
+  url: string;
+  kind: "clone" | "clone_site";
+  options: CloneOptions;
+  createdAt: number;
+  result?: CloneJobResult;
+  base?: string;
+  error?: string;
+};
+
+/** In-memory result store with TTL eviction. Swapped for a DB-backed store in M2. */
+export class InMemoryStore {
+  private jobs = new Map<string, JobRecord>();
+  private timer: NodeJS.Timeout | null = null;
+
+  constructor(private ttlMs: number) {}
+
+  put(rec: JobRecord): void {
+    this.jobs.set(rec.id, rec);
+  }
+
+  get(id: string): JobRecord | undefined {
+    return this.jobs.get(id);
+  }
+
+  list(): JobRecord[] {
+    return [...this.jobs.values()].sort((a, b) => b.createdAt - a.createdAt);
+  }
+
+  remove(id: string): boolean {
+    const rec = this.jobs.get(id);
+    if (!rec) return false;
+    if (rec.base) {
+      try {
+        rmSync(rec.base, { recursive: true, force: true });
+      } catch {
+        /* best effort */
+      }
+    }
+    return this.jobs.delete(id);
+  }
+
+  sweep(): void {
+    const now = Date.now();
+    for (const rec of [...this.jobs.values()]) {
+      if (now - rec.createdAt > this.ttlMs) this.remove(rec.id);
+    }
+  }
+
+  /** Start a periodic sweep (unref'd so it never holds the process open). */
+  startSweeper(intervalMs = 60_000): void {
+    if (this.timer) return;
+    this.timer = setInterval(() => this.sweep(), intervalMs);
+    this.timer.unref?.();
+  }
+
+  stopSweeper(): void {
+    if (this.timer) {
+      clearInterval(this.timer);
+      this.timer = null;
+    }
+  }
+
+  /** Evict everything (used by tests / shutdown). */
+  clear(): void {
+    for (const id of [...this.jobs.keys()]) this.remove(id);
+  }
+}