feat: tx cache

Author: anna-carroll

crates/constants/Cargo.toml

@@ -13,7 +13,7 @@ alloy.workspace = true
 serde.workspace = true
 serde_json.workspace = true
 thiserror.workspace = true
-
+reqwest.workspace = true
 
 [features]
 default = []

crates/constants/src/types/environment.rs

@@ -44,4 +44,9 @@ impl SignetEnvironmentConstants {
     pub const fn transaction_cache(&self) -> &str {
         self.transaction_cache
     }
+
+    /// Get the transaction cache URL.
+    pub fn transaction_cache_url(&self) -> reqwest::Url {
+        reqwest::Url::parse(self.transaction_cache).expect("Invalid transaction cache URL")
+    }
 }

crates/tx-cache/Cargo.toml

@@ -15,6 +15,7 @@ signet-bundle.workspace = true
 signet-evm.workspace = true
 signet-types.workspace = true
 signet-zenith.workspace = true
+signet-constants.workspace = true
 
 ajj.workspace = true
 trevm.workspace = true

crates/tx-cache/src/client.rs

@@ -6,6 +6,7 @@ use alloy::consensus::TxEnvelope;
 use eyre::Error;
 use serde::{de::DeserializeOwned, Serialize};
 use signet_bundle::SignetEthBundle;
+use signet_constants::SignetEnvironmentConstants;
 use signet_types::SignedOrder;
 use tracing::{instrument, warn};
 
@@ -35,6 +36,19 @@ impl TxCache {
         Self { url, client: reqwest::Client::new() }
     }
 
+    /// Create a new cache for Pecorino.
+    pub fn pecorino() -> Self {
+        SignetEnvironmentConstants::pecorino().into()
+    }
+
+    /// Create a new cache for Pecorino and client.
+    pub fn pecorino_with_client(client: reqwest::Client) -> Self {
+        Self::new_with_client(
+            SignetEnvironmentConstants::pecorino().transaction_cache_url(),
+            client,
+        )
+    }
+
     async fn forward_inner<T: Serialize + Send, R: DeserializeOwned>(
         &self,
         join: &'static str,
@@ -136,3 +150,10 @@ impl TxCache {
         Ok(response.orders)
     }
 }
+
+// implement a From trait for TxCache from SignetEnvironmentConstants
+impl From<SignetEnvironmentConstants> for TxCache {
+    fn from(constants: SignetEnvironmentConstants) -> Self {
+        Self::new(constants.transaction_cache_url())
+    }
+}