add abstract methods

packages/components/nodes/memory/DynamoDb/DynamoDb.ts

@@ -306,6 +306,10 @@ class BufferMemoryExtended extends FlowiseMemory implements MemoryMethods {
         await this.dynamodbClient.send(new DeleteItemCommand(params))
         await this.clear()
     }
+
+    async resumeMessages(): Promise<void> {
+        return
+    }
 }
 
 module.exports = { nodeClass: DynamoDb_Memory }

packages/components/nodes/memory/MongoDBMemory/MongoDBMemory.ts

@@ -221,6 +221,10 @@ class BufferMemoryExtended extends FlowiseMemory implements MemoryMethods {
         await this.collection.deleteOne({ sessionId: id })
         await this.clear()
     }
+
+    async resumeMessages(): Promise<void> {
+        return
+    }
 }
 
 module.exports = { nodeClass: MongoDB_Memory }

packages/components/nodes/memory/RedisBackedChatMemory/RedisBackedChatMemory.ts

@@ -1,4 +1,4 @@
-import { INode, INodeData, INodeParams, ICommonObject, IMessage, MessageType } from '../../../src/Interface'
+import { INode, INodeData, INodeParams, ICommonObject, IMessage, MessageType, FlowiseMemory, MemoryMethods } from '../../../src/Interface'
 import {
     convertBaseMessagetoIMessage,
     getBaseClasses,
@@ -187,7 +187,7 @@ interface BufferMemoryExtendedInput {
     sessionId: string
 }
 
-class BufferMemoryExtended extends BufferMemory {
+class BufferMemoryExtended extends FlowiseMemory implements MemoryMethods {
     isSessionIdUsingChatMessageId? = false
     sessionId = ''
     redisClient: Redis
@@ -236,6 +236,10 @@ class BufferMemoryExtended extends BufferMemory {
         await this.redisClient.del(id)
         await this.clear()
     }
+
+    async resumeMessages(): Promise<void> {
+        return
+    }
 }
 
 module.exports = { nodeClass: RedisBackedChatMemory_Memory }

packages/components/nodes/memory/UpstashRedisBackedChatMemory/UpstashRedisBackedChatMemory.ts

@@ -186,6 +186,10 @@ class BufferMemoryExtended extends FlowiseMemory implements MemoryMethods {
         await this.redisClient.del(id)
         await this.clear()
     }
+
+    async resumeMessages(): Promise<void> {
+        return
+    }
 }
 
 module.exports = { nodeClass: UpstashRedisBackedChatMemory_Memory }