use std::collections::{HashMap, HashSet};
use tycho_client::feed::synchronizer::ComponentWithState;
use tycho_common::{models::token::Token, Bytes};
use super::{
client_builder::LiquoriceClientBuilder, models::LiquoriceTokenPairPrice, state::LiquoriceState,
};
use crate::{
protocol::{
errors::InvalidSnapshotError,
models::{DecoderContext, TryFromWithBlock},
},
rfq::{constants::get_liquorice_auth, models::TimestampHeader},
};
impl TryFromWithBlock<ComponentWithState, TimestampHeader> for LiquoriceState {
type Error = InvalidSnapshotError;
async fn try_from_with_header(
snapshot: ComponentWithState,
_timestamp_header: TimestampHeader,
_account_balances: &HashMap<Bytes, HashMap<Bytes, Bytes>>,
all_tokens: &HashMap<Bytes, Token>,
_decoder_context: &DecoderContext,
) -> Result<Self, Self::Error> {
let state_attrs = snapshot.state.attributes;
if snapshot.component.tokens.len() != 2 {
return Err(InvalidSnapshotError::ValueError(
"Component must have 2 tokens (base and quote)".to_string(),
));
}
let base_token_address = &snapshot.component.tokens[0];
let quote_token_address = &snapshot.component.tokens[1];
let base_token = all_tokens
.get(base_token_address)
.ok_or_else(|| {
InvalidSnapshotError::ValueError(format!(
"Base token not found: {base_token_address}"
))
})?
.clone();
let quote_token = all_tokens
.get(quote_token_address)
.ok_or_else(|| {
InvalidSnapshotError::ValueError(format!(
"Quote token not found: {quote_token_address}"
))
})?
.clone();
let empty_prices_map: Bytes = "{}".as_bytes().to_vec().into();
let prices_data = state_attrs
.get("prices")
.unwrap_or(&empty_prices_map);
let prices_by_mm: HashMap<String, LiquoriceTokenPairPrice> =
serde_json::from_slice(prices_data).map_err(|e| {
InvalidSnapshotError::ValueError(format!("Invalid prices JSON: {e}"))
})?;
let auth = get_liquorice_auth().map_err(|e| {
InvalidSnapshotError::ValueError(format!("Failed to get Liquorice authentication: {e}"))
})?;
let client =
LiquoriceClientBuilder::new(snapshot.component.chain.into(), auth.solver, auth.key)
.tokens(HashSet::from([base_token_address.clone(), quote_token_address.clone()]))
.build()
.map_err(|e| {
InvalidSnapshotError::MissingAttribute(format!(
"Couldn't create LiquoriceClient: {e}"
))
})?;
Ok(LiquoriceState::new(base_token, quote_token, prices_by_mm, client))
}
}
#[cfg(test)]
mod tests {
use std::env;
use tycho_common::{
dto::{Chain, ChangeType, ProtocolComponent, ResponseProtocolState},
models::Chain as ModelChain,
};
use super::*;
fn wbtc() -> Token {
Token::new(
&hex::decode("2260fac5e5542a773aa44fbcfedf7c193bc2c599")
.unwrap()
.into(),
"WBTC",
8,
0,
&[Some(10_000)],
ModelChain::Ethereum,
100,
)
}
fn usdc() -> Token {
Token::new(
&hex::decode("a0b86991c6218a76c1d19d4a2e9eb0ce3606eb48")
.unwrap()
.into(),
"USDC",
6,
0,
&[Some(10_000)],
ModelChain::Ethereum,
100,
)
}
fn create_test_price_levels() -> serde_json::Value {
serde_json::json!({
"test_market_maker": {
"baseToken": "0x2260FAC5E5542a773Aa44fBCfeDf7C193bc2C599",
"quoteToken": "0xA0b86991c6218b36c1d19D4a2e9Eb0cE3606eB48",
"levels": [
["65000.0", "1.5"],
["64950.0", "2.0"],
["65100.0", "0.5"]
],
"updatedAt": null
}
})
}
fn create_test_snapshot() -> (ComponentWithState, HashMap<Bytes, Token>) {
let wbtc_token = wbtc();
let usdc_token = usdc();
let price_levels = create_test_price_levels();
let mut tokens = HashMap::new();
tokens.insert(wbtc_token.address.clone(), wbtc_token.clone());
tokens.insert(usdc_token.address.clone(), usdc_token.clone());
let mut state_attributes = HashMap::new();
let prices_json = serde_json::to_vec(&price_levels).expect("Failed to serialize prices");
state_attributes.insert("prices".to_string(), prices_json.into());
let snapshot = ComponentWithState {
state: ResponseProtocolState {
attributes: state_attributes,
component_id: "liquorice_wbtc_usdc".to_string(),
balances: HashMap::new(),
},
component: ProtocolComponent {
id: "liquorice_wbtc_usdc".to_string(),
protocol_system: "liquorice".to_string(),
protocol_type_name: "liquorice".to_string(),
chain: Chain::Ethereum,
tokens: vec![wbtc_token.address.clone(), usdc_token.address.clone()],
contract_ids: Vec::new(),
static_attributes: HashMap::new(),
change: ChangeType::Creation,
creation_tx: Bytes::default(),
created_at: chrono::NaiveDateTime::default(),
},
component_tvl: None,
entrypoints: Vec::new(),
};
(snapshot, tokens)
}
#[tokio::test]
async fn test_try_from_with_header() {
env::set_var("LIQUORICE_USER", "test_solver");
env::set_var("LIQUORICE_KEY", "test_key");
let (snapshot, tokens) = create_test_snapshot();
let result = LiquoriceState::try_from_with_header(
snapshot,
TimestampHeader { timestamp: 1703097600u64 },
&HashMap::new(),
&tokens,
&DecoderContext::new(),
)
.await
.expect("create state from snapshot");
assert_eq!(result.base_token.symbol, "WBTC");
assert_eq!(result.quote_token.symbol, "USDC");
assert!(result
.prices_by_mm
.contains_key("test_market_maker"));
let mm_price = &result.prices_by_mm["test_market_maker"];
assert_eq!(mm_price.levels.len(), 3);
assert_eq!(mm_price.levels[0].quantity, 1.5);
assert_eq!(mm_price.levels[0].price, 65000.0);
assert_eq!(mm_price.levels[1].quantity, 2.0);
assert_eq!(mm_price.levels[1].price, 64950.0);
assert_eq!(mm_price.levels[2].quantity, 0.5);
assert_eq!(mm_price.levels[2].price, 65100.0);
}
#[tokio::test]
async fn test_try_from_missing_prices() {
env::set_var("LIQUORICE_USER", "test_solver");
env::set_var("LIQUORICE_KEY", "test_key");
let (mut snapshot, tokens) = create_test_snapshot();
snapshot
.state
.attributes
.remove("prices");
let result = LiquoriceState::try_from_with_header(
snapshot,
TimestampHeader::default(),
&HashMap::new(),
&tokens,
&DecoderContext::new(),
)
.await
.expect("create state with missing prices should default to empty prices");
assert_eq!(result.base_token.symbol, "WBTC");
assert_eq!(result.quote_token.symbol, "USDC");
assert!(result.prices_by_mm.is_empty());
}
#[tokio::test]
async fn test_try_from_missing_token() {
env::set_var("LIQUORICE_USER", "test_solver");
env::set_var("LIQUORICE_KEY", "test_key");
let (mut snapshot, tokens) = create_test_snapshot();
snapshot.component.tokens.pop();
let result = LiquoriceState::try_from_with_header(
snapshot,
TimestampHeader::default(),
&HashMap::new(),
&tokens,
&DecoderContext::new(),
)
.await;
assert!(result.is_err());
assert!(matches!(result.unwrap_err(), InvalidSnapshotError::ValueError(_)));
}
#[tokio::test]
async fn test_try_from_too_many_tokens() {
env::set_var("LIQUORICE_USER", "test_solver");
env::set_var("LIQUORICE_KEY", "test_key");
let (mut snapshot, mut tokens) = create_test_snapshot();
let dai_token = Token::new(
&hex::decode("6b175474e89094c44da98b954eedeac495271d0f")
.unwrap()
.into(),
"DAI",
18,
0,
&[Some(10_000)],
ModelChain::Ethereum,
100,
);
tokens.insert(dai_token.address.clone(), dai_token.clone());
snapshot
.component
.tokens
.push(dai_token.address);
let result = LiquoriceState::try_from_with_header(
snapshot,
TimestampHeader::default(),
&HashMap::new(),
&tokens,
&DecoderContext::new(),
)
.await;
assert!(result.is_err());
assert!(matches!(result.unwrap_err(), InvalidSnapshotError::ValueError(_)));
}
#[tokio::test]
async fn test_try_from_invalid_prices_json() {
env::set_var("LIQUORICE_USER", "test_solver");
env::set_var("LIQUORICE_KEY", "test_key");
let (mut snapshot, tokens) = create_test_snapshot();
snapshot.state.attributes.insert(
"prices".to_string(),
"invalid json"
.as_bytes()
.to_vec()
.into(),
);
let result = LiquoriceState::try_from_with_header(
snapshot,
TimestampHeader::default(),
&HashMap::new(),
&tokens,
&DecoderContext::new(),
)
.await;
assert!(result.is_err());
assert!(matches!(result.unwrap_err(), InvalidSnapshotError::ValueError(_)));
}
}