create offline direct message

src/app/core/chat/entity/group.ts

@@ -2,6 +2,7 @@ import { SessionStore } from "src/app/store/session.service";
 import { BaseEntity } from "src/app/utils/entity";
 import { z } from "zod"
 import { MessageEntitySchema } from "./message";
+import { IDBoolean } from "src/app/infra/database/dexie/type";
 
 export enum RoomType {
   Group = 1,
@@ -23,7 +24,8 @@ const MemberSchema = z.object({
 });
 
 export const RoomEntitySchema = z.object({
-  id: z.string(),
+  $id: z.string(),
+  id: z.string().uuid().optional(),
   roomName: z.string(),
   createdBy: z.object({
     wxUserId: z.number(),
@@ -32,16 +34,19 @@ export const RoomEntitySchema = z.object({
     userPhoto: z.string().nullable().optional()// api check
   }),
   createdAt: z.any(),
-  expirationDate: z.any().nullable(),
+  expirationDate: z.any().nullable().optional(),
   roomType: z.nativeEnum(RoomType),
   members: z.array(MemberSchema).optional(),
-  messages: MessageEntitySchema.array().optional()
+  messages: MessageEntitySchema.array().optional(),
+  local: z.nativeEnum(IDBoolean).optional(),
+  receiverId: z.number().optional()
 })
 
 export type IRoom = z.infer<typeof RoomEntitySchema>
 
 export class RoomEntity  extends BaseEntity<RoomEntity>(RoomEntitySchema) implements IRoom{
 
+  $id: typeof RoomEntitySchema._input.$id
   id: typeof RoomEntitySchema._input.id
   roomName: typeof RoomEntitySchema._input.roomName
   createdBy: typeof RoomEntitySchema._input.createdBy
@@ -50,13 +55,40 @@ export class RoomEntity  extends BaseEntity<RoomEntity>(RoomEntitySchema) implem
   roomType: typeof RoomEntitySchema._input.roomType
   members: typeof RoomEntitySchema._input.members
   messages: typeof RoomEntitySchema._input.messages
+  receiverId: typeof RoomEntitySchema._input.receiverId
 
   constructor(data: IRoom) {
     super();
     Object.assign(this, data)
+
     if(data.roomType == RoomType.Direct) {
       this.setName()
     }
+
+    if(!this.$id) {
+      this.setLocalId()
+    }
+
+
+    if(this.roomType == RoomType.Direct  && !this.receiverId  && this.members.length == 2) {
+      this.setReceiver()
+    }
+  }
+
+  setLocalId() {
+    const receiver = this.members?.find((e) => e.user.wxUserId != SessionStore.user.UserId)
+
+    if(receiver) {
+      this.$id =receiver.user.wxUserId.toString()
+    }
+  }
+
+  setReceiver() {
+    const receiver = this.members?.find((e) => e.user.wxUserId != SessionStore.user.UserId)
+
+    if(receiver) {
+      this.receiverId = receiver.user.wxUserId
+    }
   }
 
   setName() {