upstox-rust-sdk 0.2.0

SDK to access Upstox's Uplink v2 APIs programmatically
Documentation 
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use {
    crate::{
        client::ApiClient,
        constants::{OPTION_CHAIN_ENDPOINT, OPTION_CONTRACTS_ENDPOINT},
        models::{
            error_response::ErrorResponse,
            option_chain::{
                option_contracts_request::OptionContractsRequest,
                option_contracts_response::OptionContractResponse,
                put_call_option_chain_request::OptionChainRequest,
                put_call_option_chain_response::OptionChainResponse,
            },
            success_response::SuccessResponse,
            ws::portfolio_feed_response::PortfolioFeedResponse,
        },
        protos::market_data_feed::FeedResponse as MarketDataFeedResponse,
        rate_limiter::RateLimitExceeded,
        utils::ToKeyValueTuples,
    },
    serde_valid::Validate,
};

impl<F, G> ApiClient<F, G>
where
    F: FnMut(PortfolioFeedResponse) + Send + Sync + 'static,
    G: FnMut(MarketDataFeedResponse) + Send + Sync + 'static,
{
    pub async fn get_option_contracts(
        &self,
        option_contracts_params: OptionContractsRequest,
    ) -> Result<
        Result<SuccessResponse<Vec<OptionContractResponse>>, ErrorResponse>,
        RateLimitExceeded,
    > {
        option_contracts_params.validate().unwrap();

        let res: reqwest::Response = self
            .get(
                OPTION_CONTRACTS_ENDPOINT,
                true,
                Some(&option_contracts_params.to_key_value_tuples_vec()),
            )
            .await?;

        Ok(match res.status().as_u16() {
            200 => Ok(res
                .json::<SuccessResponse<Vec<OptionContractResponse>>>()
                .await
                .unwrap()),
            _ => Err(res.json::<ErrorResponse>().await.unwrap()),
        })
    }

    pub async fn get_option_chains(
        &self,
        option_chains_params: OptionChainRequest,
    ) -> Result<Result<SuccessResponse<Vec<OptionChainResponse>>, ErrorResponse>, RateLimitExceeded>
    {
        option_chains_params.validate().unwrap();

        let res: reqwest::Response = self
            .get(
                OPTION_CHAIN_ENDPOINT,
                true,
                Some(&option_chains_params.to_key_value_tuples_vec()),
            )
            .await?;

        Ok(match res.status().as_u16() {
            200 => Ok(res
                .json::<SuccessResponse<Vec<OptionChainResponse>>>()
                .await
                .unwrap()),
            _ => Err(res.json::<ErrorResponse>().await.unwrap()),
        })
    }
}