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src/webrtc/audioRecorder.js

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+// audioRecorder.js
+
+export class AudioRecorder {
+    constructor() {
+        this.mediaRecorder = null;
+        this.audioChunks = [];
+        this.onRecordingComplete = null; // 외부 콜백
+    }
+
+    start(stream) {
+        this.audioChunks = [];
+        const options = { mimeType: 'audio/webm;codecs=opus' };
+        this.mediaRecorder = new MediaRecorder(stream, options);
+
+        this.mediaRecorder.ondataavailable = (event) => {
+            if (event.data.size > 0) {
+                this.audioChunks.push(event.data);
+            }
+        };
+
+        this.mediaRecorder.onstop = () => {
+            const audioBlob = new Blob(this.audioChunks, { type: 'audio/webm' });
+            const audioUrl = URL.createObjectURL(audioBlob);
+            if (this.onRecordingComplete) {
+                this.onRecordingComplete(audioUrl, audioBlob);
+            }
+        };
+
+        this.mediaRecorder.start();
+        console.log('⏺️ Recording started');
+    }
+
+    stop() {
+        if (this.mediaRecorder && this.mediaRecorder.state !== 'inactive') {
+            this.mediaRecorder.stop();
+            console.log('⏹️ Recording stopped');
+        }
+    }
+
+    isRecording() {
+        return this.mediaRecorder?.state === 'recording';
+    }
+}