feat: nip-28

packages/app/src/chat/index.ts

@@ -20,6 +20,8 @@ import { Nip29ChatSystem } from "./nip29";
 import useModeration from "Hooks/useModeration";
 import useLogin from "Hooks/useLogin";
 import { Nip24ChatSystem } from "./nip24";
+import { LoginSession } from "Login";
+import { Nip28ChatSystem } from "./nip28";
 
 export enum ChatType {
   DirectMessage = 1,
@@ -60,7 +62,7 @@ export interface ChatSystem {
   /**
    * Create a request for this system to get updates
    */
-  subscription(id: string): RequestBuilder | undefined;
+  subscription(session: LoginSession): RequestBuilder | undefined;
   onEvent(evs: readonly TaggedNostrEvent[]): Promise<void> | void;
 
   listChats(pk: string): Array<Chat>;
@@ -69,6 +71,7 @@ export interface ChatSystem {
 export const Nip4Chats = new Nip4ChatSystem(Chats);
 export const Nip29Chats = new Nip29ChatSystem(Chats);
 export const Nip24Chats = new Nip24ChatSystem(GiftsCache);
+export const Nip28Chats = new Nip28ChatSystem(Chats);
 
 /**
  * Extract the P tag of the event
@@ -143,17 +146,23 @@ export function createChatLink(type: ChatType, ...params: Array<string>) {
         ),
       )}`;
     }
+    case ChatType.PublicGroupChat: {
+      return `/messages/${Nip28ChatSystem.chatId(params[0])}`;
+    }
   }
   throw new Error("Unknown chat type");
 }
 
 export function createEmptyChatObject(id: string) {
-  if (id.startsWith("chat4")) {
+  if (id.startsWith("chat41")) {
     return Nip4ChatSystem.createChatObj(id, []);
   }
-  if (id.startsWith("chat24")) {
+  if (id.startsWith("chat241")) {
     return Nip24ChatSystem.createChatObj(id, []);
   }
+  if (id.startsWith("chat281")) {
+    return Nip28ChatSystem.createChatObj(id, []);
+  }
   throw new Error("Cant create new empty chat, unknown id");
 }
 
@@ -180,10 +189,18 @@ export function useNip24Chat() {
   );
 }
 
+export function useNip28Chat() {
+  return useSyncExternalStore(
+    c => Nip28Chats.hook(c),
+    () => Nip28Chats.snapshot(),
+  );
+}
+
 export function useChatSystem() {
   const nip4 = useNip4Chat();
   //const nip24 = useNip24Chat();
+  const nip28 = useNip28Chat();
   const { muted, blocked } = useModeration();
 
-  return [...nip4].filter(a => !(muted.includes(a.id) || blocked.includes(a.id)));
+  return [...nip4, ...nip28].filter(a => !(muted.includes(a.id) || blocked.includes(a.id)));
 }