feat: nip44 v2

packages/system/src/event-publisher.ts

@@ -3,12 +3,10 @@ import * as utils from "@noble/curves/abstract/utils";
 import { unwrap } from "@snort/shared";
 
 import {
-  decodeEncryptionPayload,
   EventKind,
   EventSigner,
   FullRelaySettings,
   HexKey,
-  MessageEncryptorVersion,
   NostrEvent,
   NostrLink,
   NotSignedNostrEvent,
@@ -262,23 +260,6 @@ export class EventPublisher {
     return await this.#sign(eb);
   }
 
-  /**
-   * Generic decryption using NIP-23 payload scheme
-   */
-  async decryptGeneric(content: string, from: string) {
-    const pl = decodeEncryptionPayload(content);
-    switch (pl.v) {
-      case MessageEncryptorVersion.Nip4: {
-        const nip4Payload = `${base64.encode(pl.ciphertext)}?iv=${base64.encode(pl.nonce)}`;
-        return await this.#signer.nip4Decrypt(nip4Payload, from);
-      }
-      case MessageEncryptorVersion.XChaCha20: {
-        return await this.#signer.nip44Decrypt(content, from);
-      }
-    }
-    throw new Error("Not supported version");
-  }
-
   async decryptDm(note: NostrEvent) {
     if (note.kind === EventKind.SealedRumor) {
       const unseal = await this.unsealRumor(note);