chore!: remove filter v1 (#1433)

* rm: v1

* fix v2 imports

* remove tests for filter v1

* set filter v1 as default and rm v2 completely

* change import name for filter v2

* rename FilterV2 to Filter completely

* fix run check

.cspell.json

@@ -39,8 +39,6 @@
     "exponentiate",
     "extip",
     "fanout",
-    "Filterv1",
-    "Filterv2",
     "floodsub",
     "fontsource",
     "globby",

.size-limit.cjs

@@ -35,7 +35,7 @@ module.exports = [
   {
     name: "Light protocols",
     path: "packages/core/bundle/index.js",
-    import: "{ wakuLightPush, wakuFilterV1, wakuFilterV2 }",
+    import: "{ wakuLightPush, wakuFilter }",
   },
   {
     name: "History retrieval protocols",

packages/core/src/index.ts

@@ -11,11 +11,8 @@ export * as message from "./lib/message/index.js";
 export * as waku from "./lib/waku.js";
 export { WakuNode, WakuOptions } from "./lib/waku.js";
 
-export * as waku_filter_v1 from "./lib/filter/v1/index.js";
-export { wakuFilter as wakuFilterV1 } from "./lib/filter/v1/index.js";
-
-export * as waku_filter_v2 from "./lib/filter/v2/index.js";
-export { wakuFilterV2 } from "./lib/filter/v2/index.js";
+export * as waku_filter from "./lib/filter/index.js";
+export { wakuFilter } from "./lib/filter/index.js";
 
 export * as waku_light_push from "./lib/light_push/index.js";
 export { wakuLightPush, LightPushCodec } from "./lib/light_push/index.js";

packages/core/src/lib/filter/v2/index.ts → packages/core/src/lib/filter/index.ts

@@ -8,7 +8,7 @@ import type {
   IAsyncIterator,
   IDecodedMessage,
   IDecoder,
-  IFilterV2,
+  IFilter,
   IProtoMessage,
   IReceiver,
   Libp2p,
@@ -25,8 +25,8 @@ import all from "it-all";
 import * as lp from "it-length-prefixed";
 import { pipe } from "it-pipe";
 
-import { BaseProtocol } from "../../base_protocol.js";
-import { DefaultPubSubTopic } from "../../constants.js";
+import { BaseProtocol } from "../base_protocol.js";
+import { DefaultPubSubTopic } from "../constants.js";
 
 import {
   FilterPushRpc,
@@ -41,7 +41,7 @@ type SubscriptionCallback<T extends IDecodedMessage> = {
   callback: Callback<T>;
 };
 
-const FilterV2Codecs = {
+const FilterCodecs = {
   SUBSCRIBE: "/vac/waku/filter-subscribe/2.0.0-beta1",
   PUSH: "/vac/waku/filter-push/2.0.0-beta1",
 };
@@ -225,7 +225,7 @@ class Subscription {
   }
 }
 
-class FilterV2 extends BaseProtocol implements IReceiver {
+class Filter extends BaseProtocol implements IReceiver {
   private readonly options: ProtocolCreateOptions;
   private activeSubscriptions = new Map<string, Subscription>();
 
@@ -246,10 +246,10 @@ class FilterV2 extends BaseProtocol implements IReceiver {
   }
 
   constructor(libp2p: Libp2p, options?: ProtocolCreateOptions) {
-    super(FilterV2Codecs.SUBSCRIBE, libp2p.components);
+    super(FilterCodecs.SUBSCRIBE, libp2p.components);
 
-    libp2p.handle(FilterV2Codecs.PUSH, this.onRequest.bind(this)).catch((e) => {
-      log("Failed to register ", FilterV2Codecs.PUSH, e);
+    libp2p.handle(FilterCodecs.PUSH, this.onRequest.bind(this)).catch((e) => {
+      log("Failed to register ", FilterCodecs.PUSH, e);
     });
 
     this.activeSubscriptions = new Map();
@@ -365,10 +365,10 @@ class FilterV2 extends BaseProtocol implements IReceiver {
   }
 }
 
-export function wakuFilterV2(
+export function wakuFilter(
   init: Partial<ProtocolCreateOptions> = {}
-): (libp2p: Libp2p) => IFilterV2 {
-  return (libp2p: Libp2p) => new FilterV2(libp2p, init);
+): (libp2p: Libp2p) => IFilter {
+  return (libp2p: Libp2p) => new Filter(libp2p, init);
 }
 
 async function pushMessage<T extends IDecodedMessage>(