add event ids from q.feed.takeSnapshot() to filter.not

packages/app/src/Utils/Const.ts

@@ -31,7 +31,12 @@ export const SnortPubKey = "npub1sn0rtcjcf543gj4wsg7fa59s700d5ztys5ctj0g69g2x680
 /**
  * Default search relays
  */
-export const SearchRelays = ["wss://relay.nostr.band", "wss://search.nos.today", "wss://relay.noswhere.com", "wss://saltivka.org"];
+export const SearchRelays = [
+  "wss://relay.nostr.band",
+  "wss://search.nos.today",
+  "wss://relay.noswhere.com",
+  "wss://saltivka.org",
+];
 
 export const DeveloperAccounts = [
   "63fe6318dc58583cfe16810f86dd09e18bfd76aabc24a0081ce2856f330504ed", // kieran

packages/system/src/query-manager.ts

@@ -122,6 +122,20 @@ export class QueryManager extends EventEmitter<QueryManagerEvents> {
     }
     qSend.filters = fNew;
 
+    const alreadyHave = new Set<string>();
+    qSend.filters.forEach(f => {
+      // check what we already have locally
+      q.feed.takeSnapshot().forEach(e => alreadyHave.add(e.id));
+      if (alreadyHave.size) {
+        f.not = f.not || {};
+        f.not.ids = f.not.ids || [];
+        // if there's multiple filters in the query, should we only add alreadyHave events that actually match the filter?
+        f.not.ids.push(...alreadyHave);
+        console.log("already have", f, alreadyHave);
+      }
+      // query relays one at a time at intervals, updating alreadyHave in between?
+    });
+
     if (qSend.relay) {
       this.#log("Sending query to %s %s %O", qSend.relay, q.id, qSend);
       const s = this.#system.pool.getConnection(qSend.relay);