chore: refactor

backend/src/Model/TreeNode.ts

@@ -20,13 +20,6 @@ export type TopicDataType =
   | 'float'
   | 'double'
 
-function findDecoder<T extends Destroyable>(node: TreeNode<T>): IDecoder | undefined {
-  return decoders.find(
-    decoder =>
-      decoder.canDecodeTopic?.(node.path()) || (node.message?.payload && decoder.canDecodeData?.(node.message?.payload))
-  )
-}
-
 export class TreeNode<ViewModel extends Destroyable> {
   public sourceEdge?: Edge<ViewModel>
   public message?: Message
@@ -44,30 +37,6 @@ export class TreeNode<ViewModel extends Destroyable> {
   public isTree = false
   public type: TopicDataType = 'json'
 
-  private _decoder?: IDecoder
-
-  public decoderFormat?: string
-
-  get decoder(): IDecoder | undefined {
-    if (!this._decoder) {
-      this._decoder = findDecoder(this)
-    }
-    return this._decoder
-  }
-
-  set decoder(override: IDecoder | undefined) {
-    this._decoder = override
-
-    // Hack to force frontend to update
-    this.message && this.onMessage.dispatch(this.message)
-  }
-
-  decodeMessage(message: Message): Base64Message | null {
-    const decoder = this.decoder
-
-    return this.decoder && message.payload ? this.decoder.decode(message.payload, this.decoderFormat) : message.payload
-  }
-
   private cachedPath?: string
   private cachedChildTopics?: Array<TreeNode<ViewModel>>
   private cachedLeafMessageCount?: number

backend/src/Model/sparkplugb.ts

@@ -12,11 +12,6 @@ export interface IDecoder<T = string> {
   canDecodeTopic?(topic: string): boolean
   canDecodeData?(data: Base64Message): boolean
   decode(input: Base64Message, format: T | string | undefined): Base64Message
-
-  /**
-   * If this is just an intermediate decoder, next-decoder can be defined
-   */
-  nextDecoder?: IDecoder
 }
 
 export const SparkplugDecoder: IDecoder = {