use seenEvents in IndexedDB

packages/app/src/Cache/IndexedDB.ts

@@ -1,7 +1,7 @@
 import Dexie, { Table } from "dexie";
 import { TaggedNostrEvent, ReqFilter as Filter } from "@snort/system";
 import * as Comlink from "comlink";
-import LRUSet from "@snort/shared/src/LRUSet";
+import { seenEvents } from "@snort/system";
 
 type Tag = {
   id: string;
@@ -16,7 +16,6 @@ class IndexedDB extends Dexie {
   events!: Table<TaggedNostrEvent>;
   tags!: Table<Tag>;
   private saveQueue: SaveQueueEntry[] = [];
-  private seenEvents = new LRUSet<string>(1000);
   private subscribedEventIds = new Set<string>();
   private subscribedAuthors = new Set<string>();
   private subscribedTags = new Set<string>();
@@ -58,10 +57,10 @@ class IndexedDB extends Dexie {
   }
 
   handleEvent(event: TaggedNostrEvent) {
-    if (this.seenEvents.has(event.id)) {
+    if (seenEvents.has(event.id)) {
       return;
     }
-    this.seenEvents.add(event.id);
+    seenEvents.add(event.id);
 
     // maybe we don't want event.kind 3 tags
     const tags =
@@ -149,7 +148,7 @@ class IndexedDB extends Dexie {
 
     // make sure only 1 argument is passed
     const cb = e => {
-      this.seenEvents.add(e.id);
+      seenEvents.add(e.id);
       callback(e);
     };
 

packages/system/src/connection.ts

@@ -9,7 +9,7 @@ import { ConnectionStats } from "./connection-stats";
 import { NostrEvent, ReqCommand, ReqFilter, TaggedNostrEvent, u256 } from "./nostr";
 import { RelayInfo } from "./relay-info";
 import EventKind from "./event-kind";
-import seenEvents from "./seen-events";
+import { seenEvents } from "./seen-events";
 import {getHex64} from "./utils";
 
 /**
@@ -204,7 +204,6 @@ export class Connection extends EventEmitter<ConnectionEvents> {
       // skip message processing if we've already seen it
       const msgId = getHex64(e.data as string, "id");
       if (seenEvents.has(msgId)) {
-        console.log('already seen');
         return;
       }
       seenEvents.add(msgId); // TODO only do after msg validation

packages/system/src/index.ts

@@ -33,6 +33,7 @@ export * from "./query-optimizer";
 export * from "./encrypted";
 export * from "./outbox-model";
 export { parseIMeta } from "./utils";
+export * from "./seen-events";
 
 export * from "./impl/nip4";
 export * from "./impl/nip44";

packages/system/src/seen-events.ts

@@ -1,3 +1,3 @@
 import LRUSet from "@snort/shared/src/LRUSet";
 
-export default new LRUSet<string>(2000);
+export const seenEvents = new LRUSet<string>(2000);