Add nip 29 room utils

packages/util/src/Kinds.ts

@@ -106,16 +106,17 @@ export const DVM_RESPONSE_OTS = 6900
 export const DVM_RESPONSE_OP_RETURN = 6901
 export const DVM_RESPONSE_PUBLISH_SCHEDULE = 6905
 export const DVM_FEEDBACK = 7000
-export const GROUP_ADD_USER = 9000
-export const GROUP_REMOVE_USER = 9001
-export const GROUP_EDIT_META = 9002
-export const GROUP_ADD_PERM = 9003
-export const GROUP_REMOVE_PERM = 9004
-export const GROUP_DELETE_EVENT = 9005
-export const GROUP_EDIT_STATUS = 9006
-export const GROUP_CREATE = 9007
-export const GROUP_JOIN = 9021
-export const GROUP_LEAVE = 9022
+export const ROOM_ADD_USER = 9000
+export const ROOM_REMOVE_USER = 9001
+export const ROOM_EDIT_META = 9002
+export const ROOM_ADD_PERM = 9003
+export const ROOM_REMOVE_PERM = 9004
+export const ROOM_DELETE_EVENT = 9005
+export const ROOM_EDIT_STATUS = 9006
+export const ROOM_CREATE = 9007
+export const ROOM_DELETE = 9008
+export const ROOM_JOIN = 9021
+export const ROOM_LEAVE = 9022
 export const ZAP_GOAL = 9041
 export const ZAP_REQUEST = 9734
 export const ZAP_RESPONSE = 9735
@@ -128,7 +129,7 @@ export const COMMUNITIES = 10004
 export const CHANNELS = 10005
 export const BLOCKED_RELAYS = 10006
 export const SEARCH_RELAYS = 10007
-export const GROUPS = 10009
+export const ROOMS = 10009
 export const FEEDS = 10014
 export const TOPICS = 10015
 export const EMOJIS = 10030
@@ -178,9 +179,9 @@ export const EVENT_RSVP = 31925
 export const HANDLER_RECOMMENDATION = 31989
 export const HANDLER_INFORMATION = 31990
 export const COMMUNITY = 34550
-export const GROUP = 35834
-export const GROUP_META = 39000
-export const GROUP_ADMINS = 39001
+export const ROOM = 35834
+export const ROOM_META = 39000
+export const ROOM_ADMINS = 39001
 
 export const DEPRECATED_RELAY_RECOMMENDATION = 2
 export const DEPRECATED_DIRECT_MESSAGE = 4

packages/util/src/Room.ts

@@ -0,0 +1,56 @@
+import {randomId, nthNe} from "@welshman/lib"
+import {
+  ROOM_META,
+  ROOM_DELETE,
+  ROOM_CREATE,
+  ROOM_EDIT_META,
+  ROOM_JOIN,
+  ROOM_LEAVE,
+} from "./Kinds.js"
+import {makeEvent, TrustedEvent, getIdentifier} from "./Events.js"
+
+export type RoomMeta = {
+  id: string
+  tags: string[][]
+  event?: TrustedEvent
+}
+
+export type PublishedRoomMeta = Omit<RoomMeta, "event"> & {
+  event: TrustedEvent
+}
+
+export const makeRoomMeta = (room: Partial<RoomMeta> = {}): RoomMeta => ({
+  id: randomId(),
+  tags: [],
+  ...room,
+})
+
+export const readRoomMeta = (event: TrustedEvent): PublishedRoomMeta => {
+  if (event.kind !== ROOM_META) {
+    throw new Error("Invalid group meta event")
+  }
+
+  const id = getIdentifier(event)
+
+  if (!id) {
+    throw new Error("Group meta event had no d tag")
+  }
+
+  const tags = event.tags.filter(nthNe(0, "d"))
+
+  return {id, tags, event}
+}
+
+export const makeRoomCreateEvent = (room: RoomMeta) =>
+  makeEvent(ROOM_CREATE, {tags: [["h", room.id]]})
+
+export const makeRoomDeleteEvent = (room: RoomMeta) =>
+  makeEvent(ROOM_DELETE, {tags: [["h", room.id]]})
+
+export const makeRoomEditEvent = (room: RoomMeta) =>
+  makeEvent(ROOM_EDIT_META, {tags: [["h", room.id], ...room.tags]})
+
+export const makeRoomJoinEvent = (room: RoomMeta) => makeEvent(ROOM_JOIN, {tags: [["h", room.id]]})
+
+export const makeRoomLeaveEvent = (room: RoomMeta) =>
+  makeEvent(ROOM_LEAVE, {tags: [["h", room.id]]})

packages/util/src/index.ts

@@ -12,5 +12,6 @@ export * from "./Nip86.js"
 export * from "./Nip98.js"
 export * from "./Profile.js"
 export * from "./Relay.js"
+export * from "./Room.js"
 export * from "./Tags.js"
 export * from "./Zaps.js"