Make @ditto/policies its own package

deno.json

@@ -7,6 +7,7 @@
     "./packages/ditto",
     "./packages/lang",
     "./packages/metrics",
+    "./packages/policies",
     "./packages/translators",
     "./packages/uploaders"
   ],

packages/ditto/controllers/api/streaming.ts

@@ -1,3 +1,4 @@
+import { MuteListPolicy } from '@ditto/policies';
 import {
   streamingClientMessagesCounter,
   streamingConnectionsGauge,
@@ -9,7 +10,6 @@ import { logi } from '@soapbox/logi';
 import { z } from 'zod';
 
 import { type AppController } from '@/app.ts';
-import { MuteListPolicy } from '@/policies/MuteListPolicy.ts';
 import { getFeedPubkeys } from '@/queries.ts';
 import { hydrateEvents } from '@/storages/hydrate.ts';
 import { Storages } from '@/storages.ts';

packages/policies/MuteListPolicy.test.ts

@@ -1,8 +1,8 @@
 import { MockRelay } from '@nostrify/nostrify/test';
 
 import { assertEquals } from '@std/assert';
-import { UserStore } from '@/storages/UserStore.ts';
-import { MuteListPolicy } from '@/policies/MuteListPolicy.ts';
+
+import { MuteListPolicy } from './MuteListPolicy.ts';
 
 import userBlack from '~/fixtures/events/kind-0-black.json' with { type: 'json' };
 import userMe from '~/fixtures/events/event-0-makes-repost-with-quote-repost.json' with { type: 'json' };
@@ -16,14 +16,12 @@ Deno.test('block event: muted user cannot post', async () => {
   const blockEventCopy = structuredClone(blockEvent);
   const event1authorUserMeCopy = structuredClone(event1authorUserMe);
 
-  const db = new MockRelay();
+  const relay = new MockRelay();
+  const policy = new MuteListPolicy(userBlack.pubkey, relay);
 
-  const store = new UserStore(userBlackCopy.pubkey, db);
-  const policy = new MuteListPolicy(userBlack.pubkey, db);
-
-  await store.event(blockEventCopy);
-  await store.event(userBlackCopy);
-  await store.event(userMeCopy);
+  await relay.event(blockEventCopy);
+  await relay.event(userBlackCopy);
+  await relay.event(userMeCopy);
 
   const ok = await policy.call(event1authorUserMeCopy);
 
@@ -35,13 +33,11 @@ Deno.test('allow event: user is NOT muted because there is no muted event', asyn
   const userMeCopy = structuredClone(userMe);
   const event1authorUserMeCopy = structuredClone(event1authorUserMe);
 
-  const db = new MockRelay();
+  const relay = new MockRelay();
+  const policy = new MuteListPolicy(userBlack.pubkey, relay);
 
-  const store = new UserStore(userBlackCopy.pubkey, db);
-  const policy = new MuteListPolicy(userBlack.pubkey, db);
-
-  await store.event(userBlackCopy);
-  await store.event(userMeCopy);
+  await relay.event(userBlackCopy);
+  await relay.event(userMeCopy);
 
   const ok = await policy.call(event1authorUserMeCopy);
 
@@ -55,16 +51,15 @@ Deno.test('allow event: user is NOT muted because he is not in mute event', asyn
   const blockEventCopy = structuredClone(blockEvent);
   const event1copy = structuredClone(event1);
 
-  const db = new MockRelay();
+  const relay = new MockRelay();
 
-  const store = new UserStore(userBlackCopy.pubkey, db);
-  const policy = new MuteListPolicy(userBlack.pubkey, db);
+  const policy = new MuteListPolicy(userBlack.pubkey, relay);
 
-  await store.event(userBlackCopy);
-  await store.event(blockEventCopy);
-  await store.event(userMeCopy);
-  await store.event(event1copy);
-  await store.event(event1authorUserMeCopy);
+  await relay.event(userBlackCopy);
+  await relay.event(blockEventCopy);
+  await relay.event(userMeCopy);
+  await relay.event(event1copy);
+  await relay.event(event1authorUserMeCopy);
 
   const ok = await policy.call(event1copy);
 

packages/policies/MuteListPolicy.ts

@@ -1,13 +1,18 @@
-import { NostrEvent, NostrRelayOK, NPolicy, NStore } from '@nostrify/nostrify';
-
-import { getTagSet } from '@/utils/tags.ts';
+import type { NostrEvent, NostrRelayOK, NPolicy, NStore } from '@nostrify/nostrify';
 
 export class MuteListPolicy implements NPolicy {
   constructor(private pubkey: string, private store: NStore) {}
 
   async call(event: NostrEvent): Promise<NostrRelayOK> {
+    const pubkeys = new Set<string>();
+
     const [muteList] = await this.store.query([{ authors: [this.pubkey], kinds: [10000], limit: 1 }]);
-    const pubkeys = getTagSet(muteList?.tags ?? [], 'p');
+
+    for (const [name, value] of muteList?.tags ?? []) {
+      if (name === 'p') {
+        pubkeys.add(value);
+      }
+    }
 
     if (pubkeys.has(event.pubkey)) {
       return ['OK', event.id, false, 'blocked: Your account has been deactivated.'];

packages/policies/deno.json

@@ -0,0 +1,7 @@
+{
+  "name": "@ditto/policies",
+  "version": "1.1.0",
+  "exports": {
+    ".": "./mod.ts"
+  }
+}

packages/policies/mod.ts

@@ -0,0 +1 @@
+export { MuteListPolicy } from './MuteListPolicy.ts';