From d5d279b05c5cf206db066ec397ed7522dc9dc474 Mon Sep 17 00:00:00 2001
From: waynemwashuma <94756970+waynemwashuma@users.noreply.github.com>
Date: Fri, 19 Sep 2025 08:34:00 +0300
Subject: [PATCH 1/4] Narrow down the node type in `AudioGraph`

---
 src/audio/resources/audiograph.js | 14 ++++++++++----
 1 file changed, 10 insertions(+), 4 deletions(-)

diff --git a/src/audio/resources/audiograph.js b/src/audio/resources/audiograph.js
index 0d51e8f4..5bc07f25 100644
--- a/src/audio/resources/audiograph.js
+++ b/src/audio/resources/audiograph.js
@@ -10,7 +10,7 @@ export class AudioGraph {
   context
 
   /**
-   * @type {GraphList<AudioNode,undefined>}
+   * @type {GraphList<AudioGraphNode,undefined>}
    */
   graph = new GraphList()
 
@@ -52,7 +52,7 @@ export class AudioGraph {
   }
   
   /**
-   * @param {AudioNode} node
+   * @param {AudioGraphNode} node
    */
   add(node) {
     return this.graph.addNode(node)
@@ -65,7 +65,9 @@ export class AudioGraph {
   connect(from, to) {
     const node1 = this.graph.getNodeWeight(from)
     const node2 = this.graph.getNodeWeight(to)
-    
+
+    this.graph.addEdge(from, to)
+
     if (node1 && node2) {
       this.graph.addEdge(from, to)
       node1.connect(node2)
@@ -86,4 +88,8 @@ export class AudioGraph {
    
   remove(id) {}
    */
-}
\ No newline at end of file
+}
+
+/**
+ * @typedef {(AudioBufferSourceNode | undefined) | (OscillatorNode | undefined) | Exclude<AudioNode,AudioBufferSourceNode | OscillatorNode>} AudioGraphNode
+ */
\ No newline at end of file

From 733b9b7b0bf5f504be395914f115e78fb57bbd04 Mon Sep 17 00:00:00 2001
From: waynemwashuma <94756970+waynemwashuma@users.noreply.github.com>
Date: Fri, 19 Sep 2025 08:34:00 +0300
Subject: [PATCH 2/4] Add `AudioGraph.get`

---
 src/audio/resources/audiograph.js | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/src/audio/resources/audiograph.js b/src/audio/resources/audiograph.js
index 5bc07f25..099e84c4 100644
--- a/src/audio/resources/audiograph.js
+++ b/src/audio/resources/audiograph.js
@@ -74,6 +74,14 @@ export class AudioGraph {
     }
   }
 
+  /**
+   * @param {NodeId} id
+   * @returns {AudioGraphNode}
+   */
+  get(id) {
+    return this.graph.getNode(id)?.weight
+  }
+
   /*
    *
   disconnect(from, to) {

From 77c2ed41f9e18bb7791b0a989f2b586934a98ced Mon Sep 17 00:00:00 2001
From: waynemwashuma <94756970+waynemwashuma@users.noreply.github.com>
Date: Fri, 19 Sep 2025 08:34:00 +0300
Subject: [PATCH 3/4] Add `AudioGraph.update`

---
 src/audio/resources/audiograph.js | 34 +++++++++++++++++++++++++++++++
 1 file changed, 34 insertions(+)

diff --git a/src/audio/resources/audiograph.js b/src/audio/resources/audiograph.js
index 099e84c4..9a530629 100644
--- a/src/audio/resources/audiograph.js
+++ b/src/audio/resources/audiograph.js
@@ -82,6 +82,40 @@ export class AudioGraph {
     return this.graph.getNode(id)?.weight
   }
 
+  /**
+   * @param {NodeId} id 
+   * @param {AudioGraphNode} value 
+   * @returns {void}
+   */
+  update(id, value) {
+    const node = this.graph.getNode(id)
+
+    if (!node) return
+
+    const previousValue = node.weight
+
+    if (previousValue) {
+      if(
+        previousValue instanceof OscillatorNode ||
+        previousValue instanceof ConstantSourceNode ||
+        previousValue instanceof AudioBufferSourceNode ||
+        previousValue instanceof AudioScheduledSourceNode
+      ) previousValue.stop()
+
+      previousValue.disconnect()
+    }
+
+    if (value) {
+      for (const neighbour of this.graph.getNeighbours(id)) {
+        const node = this.graph.getNodeWeight(neighbour)
+
+        if (node) value.connect(node)
+      }
+    }
+
+    node.weight = value
+  }
+
   /*
    *
   disconnect(from, to) {

From 3cdc5cb908230b97d0c1a94844c18bc0814f84ff Mon Sep 17 00:00:00 2001
From: waynemwashuma <94756970+waynemwashuma@users.noreply.github.com>
Date: Fri, 19 Sep 2025 08:34:00 +0300
Subject: [PATCH 4/4] Format files

---
 src/audio/resources/audiograph.js | 9 ++++-----
 1 file changed, 4 insertions(+), 5 deletions(-)

diff --git a/src/audio/resources/audiograph.js b/src/audio/resources/audiograph.js
index 9a530629..f945f1da 100644
--- a/src/audio/resources/audiograph.js
+++ b/src/audio/resources/audiograph.js
@@ -26,11 +26,11 @@ export class AudioGraph {
   constructor(options) {
     const context = new AudioContext(options)
     const rootid = this.add(context.destination)
-    
+
     this.context = context
     this.root = rootid
     addEventListener('pointerdown', resumeAudio)
-    
+
     /**
      *
      */
@@ -38,7 +38,7 @@ export class AudioGraph {
       const ctx = context
 
       ctx.resume()
-      
+
       if (ctx.state === 'running') {
         removeEventListener('pointerdown', resumeAudio)
       }
@@ -50,7 +50,7 @@ export class AudioGraph {
   getContext() {
     return this.context
   }
-  
+
   /**
    * @param {AudioGraphNode} node
    */
@@ -69,7 +69,6 @@ export class AudioGraph {
     this.graph.addEdge(from, to)
 
     if (node1 && node2) {
-      this.graph.addEdge(from, to)
       node1.connect(node2)
     }
   }