client/src/webrtc/audioRecorder.js

// 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';
    }
}