improve chat

src/app/models/beast-orm.ts

@@ -3,7 +3,6 @@ import { environment } from 'src/environments/environment'
 const { ArrayField, JsonField}  = models.indexedDB.fields
 
 export class MessageModel extends models.Model {
-
 	channels =  ArrayField()
 	mentions =  ArrayField()
 	msg =  models.CharField()
@@ -17,27 +16,33 @@ export class MessageModel extends models.Model {
 	offline =  models.BooleanField()
 	viewed =  ArrayField({blank:true})
 	received =  ArrayField({blank:true})
-	localReference =  models.CharField({blank:true})
+	localReference =  models.CharField({blank:true, unique: true})
 	attachments =  ArrayField({blank:true})
 	file =  JsonField({blank:true})
 
+	async getAttachments() {
+		const _attachments =  await attachments.filter({id: this['id']})
+		return _attachments
+	}
+}
+
+export class attachments extends models.Model {
+	message = models.OneToOneField({model:MessageModel})
+	attachments = ArrayField({default:[]})
 }
 
 export class DeleteMessageModel extends models.Model {
-
 	messageId = models.CharField()
 	rid =  models.CharField()
 	u =  JsonField()
 	needToReceiveBy = ArrayField()
 }
 
-
-
 models.register({
   databaseName: 'chat-storage'+environment.version.lastCommitNumber,
   type: 'indexedDB',
-  version: 5,
-  models: [MessageModel, DeleteMessageModel]
+  version: 10,
+  models: [MessageModel, DeleteMessageModel, attachments]
 })