From 5bb794bc8ad6a7530d22b5d77c37ef9c283a99b2 Mon Sep 17 00:00:00 2001
From: Denis Thiessen <mail@denisthiessen.de>
Date: Sat, 18 May 2024 12:28:32 +0200
Subject: [PATCH] feat: Add basic AudioHandler/Helpers

---
 src/core/audio/AudioHandler.jsx | 33 +++++++++++++++++++++++++++++++++
 src/core/audio/ChordHelper.jsx  | 26 ++++++++++++++++++++++++++
 2 files changed, 59 insertions(+)
 create mode 100644 src/core/audio/AudioHandler.jsx
 create mode 100644 src/core/audio/ChordHelper.jsx

diff --git a/src/core/audio/AudioHandler.jsx b/src/core/audio/AudioHandler.jsx
new file mode 100644
index 0000000..1f4534e
--- /dev/null
+++ b/src/core/audio/AudioHandler.jsx
@@ -0,0 +1,33 @@
+import {Component} from 'react'; 
+import * as Tone from "tone"; 
+
+export default class AudioHandler extends Component {
+
+    playTabEarconSonification() {
+
+    }
+
+    playTabModelSonification() {
+
+    }
+
+    playDetailEarconSonification() {
+
+    }
+
+    playDetailModelSonification() {
+
+    }
+
+    setRotation(angle) {
+        Tone.Listener.forwardX.value = Math.sin(angle);
+        Tone.Listener.forwardY.value = 0;
+        Tone.Listener.forwardZ.value = -Math.cos(angle);
+    }
+
+    setRotationRamp(panner, angle, rampTime) {
+        panner.positionX.rampTo(Math.sin(angle), rampTime);
+        panner.positionY.rampTo(0, rampTime);
+        panner.positionZ.rampTo(-Math.cos(angle), rampTime);
+    }
+}
\ No newline at end of file
diff --git a/src/core/audio/ChordHelper.jsx b/src/core/audio/ChordHelper.jsx
new file mode 100644
index 0000000..2ae35be
--- /dev/null
+++ b/src/core/audio/ChordHelper.jsx
@@ -0,0 +1,26 @@
+import * as Tone from "tone";
+
+export function buildChord(notes, octave) {
+    return notes.map(note => {return (note + octave);})
+}
+
+export function buildNote(note, octave) {
+    return (note + octave);
+}
+
+export function generateChord(rootNote, chordType) {
+    // Define intervals for different chord types
+    const chordIntervals = {
+        'major': [0, 4, 7],
+        'minor': [0, 3, 7],
+        '7th': [0, 4, 7, 10],
+        'diminished': [0, 3, 6],
+        'augmented': [0, 4, 8],
+        'sus2': [0, 2, 7],
+        'sus4': [0, 5, 7]
+    };
+
+    const intervals = chordIntervals[chordType];
+
+    return Tone.Frequency(rootNote).harmonize(intervals);
+}
\ No newline at end of file