nautilus_blockchain/exchanges/arbitrum/
camelot_v3.rs

1// -------------------------------------------------------------------------------------------------
2//  Copyright (C) 2015-2026 Nautech Systems Pty Ltd. All rights reserved.
3//  https://nautechsystems.io
4//
5//  Licensed under the GNU Lesser General Public License Version 3.0 (the "License");
6//  You may not use this file except in compliance with the License.
7//  You may obtain a copy of the License at https://www.gnu.org/licenses/lgpl-3.0.en.html
8//
9//  Unless required by applicable law or agreed to in writing, software
10//  distributed under the License is distributed on an "AS IS" BASIS,
11//  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12//  See the License for the specific language governing permissions and
13//  limitations under the License.
14// -------------------------------------------------------------------------------------------------
15
16use std::sync::LazyLock;
17
18use alloy::primitives::Address;
19use nautilus_model::defi::{
20    PoolIdentifier,
21    chain::chains,
22    dex::{AmmType, Dex, DexType},
23};
24use ustr::Ustr;
25
26use crate::{
27    events::pool_created::PoolCreatedEvent,
28    exchanges::extended::DexExtended,
29    hypersync::{
30        HypersyncLog,
31        log::{extract_address_from_topic, extract_block_number, validate_event_signature_hash},
32    },
33};
34
35const POOL_CREATED_EVENT_SIGNATURE_HASH: &str =
36    "91ccaa7a278130b65168c3a0c8d3bcae84cf5e43704342bd3ec0b59e59c036db";
37
38/// Camelot V3 DEX on Arbitrum.
39pub static CAMELOT_V3: LazyLock<DexExtended> = LazyLock::new(|| {
40    let mut dex = DexExtended::new(Dex::new(
41        chains::ARBITRUM.clone(),
42        DexType::CamelotV3,
43        "0x1a3c9B1d2F0529D97f2afC5136Cc23e58f1FD35B",
44        102286676,
45        AmmType::CLAMM,
46        "Pool(address,address,address)",
47        "",
48        "",
49        "",
50        "",
51    ));
52    dex.set_pool_created_event_hypersync_parsing(parse_camelot_v3_pool_created_event_hypersync);
53    dex
54});
55
56fn parse_camelot_v3_pool_created_event_hypersync(
57    log: HypersyncLog,
58) -> anyhow::Result<PoolCreatedEvent> {
59    validate_event_signature_hash("Pool", POOL_CREATED_EVENT_SIGNATURE_HASH, &log)?;
60
61    let block_number = extract_block_number(&log)?;
62    let token = extract_address_from_topic(&log, 1, "token0")?;
63    let token1 = extract_address_from_topic(&log, 2, "token1")?;
64
65    if let Some(data) = log.data {
66        let data_bytes = data.as_ref();
67
68        // Extract pool address (only 32 bytes)
69        let pool_address = Address::from_slice(&data_bytes[12..32]);
70        let pool_identifier = PoolIdentifier::Address(Ustr::from(&pool_address.to_string()));
71        Ok(PoolCreatedEvent::new(
72            block_number,
73            token,
74            token1,
75            pool_address,
76            pool_identifier,
77            None,
78            None,
79        ))
80    } else {
81        anyhow::bail!("Missing data in the pool created event log")
82    }
83}
nautilus_blockchain/exchanges/arbitrum/camelot_v3.rs

nautilus_blockchain/exchanges/arbitrum/
camelot_v3.rs
