from handler import EndpointHandler
import requests
import base64
import numpy as np
import sounddevice as sd
import time

my_handler = EndpointHandler('')


def play_audio(audio_data, sample_rate=16000):
    sd.play(audio_data, sample_rate)
    sd.wait()

def stream_audio(session_id):
    audio_chunks = []
    while True:
        continue_payload = {
            "request_type": "continue",
            "session_id": session_id
        }
        response = my_handler(continue_payload)
        
        if response["status"] == "completed" and response["output"] is None:
            break
        
        if response["output"]:
            audio_bytes = base64.b64decode(response["output"])
            audio_np = np.frombuffer(audio_bytes, dtype=np.int16)
            audio_chunks.append(audio_np)
            
            # Play the chunk immediately (optional)
            play_audio(audio_np)
        
        time.sleep(0.01)  # Small delay to prevent overwhelming the server
    
    return np.concatenate(audio_chunks) if audio_chunks else None

# Test with text input
text_payload = {
    "request_type": "start",
    "inputs": "Tell me a cool fact about Messi.",
    "input_type": "text",
}

start_response = my_handler(text_payload)


if "session_id" in start_response:
    print(f"Session started. Session ID: {start_response['session_id']}")
    print("Streaming audio response...")
    
    full_audio = stream_audio(start_response['session_id'])
    
    if full_audio is not None:
        print("Received complete audio response. Playing...")
    else:
        print("No audio received.")
else:
    print("Error:", start_response)