import ray
from ray.util.queue import Queue
from ray.actor import ActorHandle
import torch
import numpy as np


@ray.remote
class WebRtcAVQueueActor:
    def __init__(self):
        self.in_audio_queue = Queue(maxsize=3000)  # Adjust the size as needed
        self.in_video_queue = Queue(maxsize=10)  # Adjust the size as needed
        self.out_audio_queue = Queue(maxsize=3000)  # Adjust the size as needed
        self.out_video_queue = Queue(maxsize=10)  # Adjust the size as needed


    async def enqueue_in_video_frame(self, shared_tensor_ref):
        if self.in_video_queue.full():
            evicted_item = await self.in_video_queue.get_async()
            del evicted_item
        await self.in_video_queue.put_async(shared_tensor_ref)

    async def enqueue_in_audio_frame(self, shared_buffer_ref):
        if self.in_audio_queue.full():
            evicted_item = await self.in_audio_queue.get_async()
            del evicted_item
        await self.in_audio_queue.put_async(shared_buffer_ref)

    async def get_in_audio_frames(self):
        audio_frames = []
        if self.in_audio_queue.empty():
            return audio_frames
        while not self.in_audio_queue.empty():
            shared_tensor_ref = await self.in_audio_queue.get_async()
            audio_frames.append(shared_tensor_ref)
        return audio_frames

    async def get_in_video_frames(self):
        video_frames = []
        if self.in_video_queue.empty():
            return video_frames
        while not self.in_video_queue.empty():
            shared_tensor_ref = await self.in_video_queue.get_async()
            video_frames.append(shared_tensor_ref)
        return video_frames
    
    def get_out_audio_queue(self)->Queue:
        return self.out_audio_queue
    
    def get_out_video_queue(self)->Queue:
        return self.out_video_queue
    
    async def get_out_audio_frame(self):
        if self.out_audio_queue.empty():
            return None
        frame = await self.out_audio_queue.get_async()
        return frame

    async def get_out_video_frame(self):
        if self.out_video_queue.empty():
            return None
        frame = None
        while not self.out_video_queue.empty():
            frame = await self.out_video_queue.get_async()
        return frame