binary-option-tools-core 0.1.3

The core of the `binary-options-tools` crate and the python library `BinaryOptionsToolsV2`.
Documentation 
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use std::sync::Arc;

use tracing::debug;
// use pin_project_lite::pin_project;
use crate::pocketoption::{
    error::PocketResult, parser::message::WebSocketMessage, types::update::DataCandle,
};

use async_channel::Receiver;
use futures_util::stream::unfold;
use futures_util::Stream;

#[derive(Clone)]
pub struct StreamAsset {
    reciever: Receiver<WebSocketMessage>,
    asset: String,
    chunk_size: usize,
}

impl StreamAsset {
    pub fn new(reciever: Receiver<WebSocketMessage>, asset: String) -> Self {
        Self {
            reciever,
            asset,
            chunk_size: 1,
        }
    }

    pub fn new_chuncked(
        reciever: Receiver<WebSocketMessage>,
        asset: String,
        chunk_size: usize,
    ) -> Self {
        Self {
            reciever,
            asset,
            chunk_size,
        }
    }

    pub async fn recieve(&self) -> PocketResult<DataCandle> {
        while let Ok(candle) = self.reciever.recv().await {
            debug!(target: "StreamAsset", "Recieved UpdateStream!");
            if let WebSocketMessage::UpdateStream(candle) = candle {
                if let Some(candle) = candle.0.first().take_if(|x| x.active == self.asset) {
                    return Ok(candle.into());
                }
            }
        }

        unreachable!(
            "This should never happen, please contact Rick-29 at https://github.com/Rick-29"
        )
    }

    pub async fn recieve_chunked(&self) -> PocketResult<DataCandle> {
        let mut chunk = vec![];
        while let Ok(candle) = self.reciever.recv().await {
            debug!(target: "StreamAsset", "Recieved UpdateStream!");
            if let WebSocketMessage::UpdateStream(candle) = candle {
                if let Some(candle) = candle.0.first().take_if(|x| x.active == self.asset) {
                    chunk.push(candle.into());
                    if chunk.len() >= self.chunk_size {
                        return chunk.try_into();
                    }
                }
            }
        }

        unreachable!(
            "This should never happen, please contact Rick-29 at https://github.com/Rick-29"
        )
    }

    pub fn to_stream(&self) -> impl Stream<Item = PocketResult<DataCandle>> + '_ {
        Box::pin(unfold(self, |state| async move {
            let item = state.recieve().await;
            Some((item, state))
        }))
    }

    pub fn to_stream_chuncked(&self) -> impl Stream<Item = PocketResult<DataCandle>> + '_ {
        Box::pin(unfold(self, |state| async move {
            let item = state.recieve_chunked().await;
            Some((item, state))
        }))
    }

    pub fn to_stream_static(
        self: Arc<Self>,
    ) -> impl Stream<Item = PocketResult<DataCandle>> + 'static {
        Box::pin(unfold(self, |state| async move {
            let item = state.recieve().await;
            Some((item, state))
        }))
    }

    pub fn to_stream_chuncked_static(
        self: Arc<Self>,
    ) -> impl Stream<Item = PocketResult<DataCandle>> + 'static {
        Box::pin(unfold(self, |state| async move {
            let item = state.recieve_chunked().await;
            Some((item, state))
        }))
    }
}


// impl Stream for StreamAsset {
//     type Item = Candle;

//     fn poll_next(self: std::pin::Pin<&mut Self>, cx: &mut std::task::Context<'_>) -> std::task::Poll<Option<Self::Item>> {
//         match self.reciever.recv()

//         }
//     }
// }