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Uniswap V3 Pools

Fetch USDC-WETH 5 bps pool at pool_address 0x88e6a0c2ddd26feeb64f039a2c41296fcb3f5640.

Code

Rust
use futures::StreamExt;
use std::{collections::HashSet, sync::Arc};
use pangea_client::{
    core::types::ChainId, query::Bound,
    ClientBuilder, Format, WsProvider,
    provider::UniswapV3Provider, requests::uniswap_v3::GetPoolsRequest, 
};
 
#[tokio::main]
async fn main() {
    dotenvy::dotenv_override().ok();
 
    let client = match ClientBuilder::default()
        .endpoint("app.pangea.foundation")
        .build::<WsProvider>()
        .await
    {
        Ok(client) => Arc::new(client),
        Err(e) => {
            eprintln!("Client failed to initialize:\n{e}");
            return;
        }
    };
 
    {
        let request = GetPoolsRequest { 
            chains: HashSet::from([ChainId::ETH]), 
            from_block: Bound::Exact(0), 
            to_block: Bound::Latest, 
            pool_address__in: HashSet::from(["0x88e6a0c2ddd26feeb64f039a2c41296fcb3f5640"
            .parse() 
            .unwrap()]), 
            ..Default::default() 
        }; 
        let stream = match client 
            .get_pools_by_format(request, Format::JsonStream, false) 
            .await
        {
            Ok(stream) => stream,
            Err(e) => {
                eprintln!("Request failed\n{e}");
                return;
            }
        };
 
        futures::pin_mut!(stream);
 
        while let Some(chunk) = stream.next().await {
            let chunk = String::from_utf8(chunk.unwrap()).unwrap();
            println!("{chunk}");
        }
    }
}

Response

[
  {
    "chain": 1,
    "block_number": 12376729,
    "block_hash": "0x3496d03e6efd9a02417c713fa0de00915b78581a2eaf0e8b3fce435a96ab02c7",
    "transaction_hash": "0x125e0b641d4a4b08806bf52c0c6757648c9963bcda8681e4f996f09e00d4c2cc",
    "transaction_index": 59,
    "log_index": 101,
    "factory": "0x1f98431c8ad98523631ae4a59f267346ea31f984",
    "token0_address": "0xa0b86991c6218b36c1d19d4a2e9eb0ce3606eb48",
    "token0_decimals": 6,
    "token0_name": "USD//C",
    "token0_symbol": "USDC",
    "token1_address": "0xc02aaa39b223fe8d0a0e5c4f27ead9083c756cc2",
    "token1_decimals": 18,
    "token1_name": "Wrapped Ether",
    "token1_symbol": "WETH",
    "pool_address": "0x88e6a0c2ddd26feeb64f039a2c41296fcb3f5640",
    "fee": 500,
    "tick_spacing": 10,
    "timestamp": 1620250931
  }
]

Query Parameters

  • chains: Filters the data by specific blockchain networks.
  • from_block: Filters the data by a starting block number.
  • to_block: Filters the data by an ending block number.
  • pool_address__in: Filters the data by a list of pool_address.
  • factory_address__in: Filters the data by a list of pool factory_address.
  • token0__in / token0_address__in: Filters the data by a list of token0_address.
  • token1__in / token1_address__in: Filters the data by a list of token1_address.
  • tokens__in: Filters the data by a list of both token0_address and token1_address.
  • fee__gte: Filters the data by fee using the greater than or equal to operator.
  • fee__lte: Filters the data by fee using the less than or equal to operator.
  • tick_spacing__gte: Filters the data by tick_spacing using the greater than or equal to operator.
  • tick_spacing__lte: Filters the data by tick_spacing using the less than or equal to operator.