Create ethereum.rs

projects/DAPIO/chain-integration/ethereum/ethereum.rs

@@ -0,0 +1,67 @@
+// Ethereum Rust implementation
+
+use tokio::prelude::*;
+use serde::{Serialize, Deserialize};
+use web3::types::{Address, TransactionRequest};
+use web3::Web3;
+
+// Ethereum configuration
+#[derive(Debug, Serialize, Deserialize)]
+struct EthereumConfig {
+    node_url: String,
+    api_key: String,
+    api_secret: String,
+}
+
+// Ethereum implementation
+struct Ethereum {
+    config: EthereumConfig,
+    web3: Web3,
+}
+
+impl Ethereum {
+    async fn new(config: EthereumConfig) -> Result<Self, String> {
+        let web3 = Web3::new(&config.node_url);
+        Ok(Self { config, web3 })
+    }
+
+    async fn get_block_number(&self) -> Result<u64, String> {
+        let block_number = self.web3.eth_block_number().await?;
+        Ok(block_number)
+    }
+
+    async fn send_transaction(&self, tx: &Transaction) -> Result<String, String> {
+        let tx_request = TransactionRequest {
+            from: Address::from(tx.from.clone()),
+            to: Address::from(tx.to.clone()),
+            value: tx.value.into(),
+            gas: tx.gas.into(),
+            gas_price: tx.gas_price.into(),
+            ..Default::default()
+        };
+        let tx_hash = self.web3.eth_send_transaction(tx_request).await?;
+        Ok(tx_hash)
+    }
+}
+
+// Example usage
+#[tokio::main]
+async fn main() {
+    let config = EthereumConfig {
+        node_url: "https://ethereum-node.com".to_string(),
+        api_key: "YOUR_API_KEY".to_string(),
+        api_secret: "YOUR_API_SECRET".to_string(),
+    };
+    let ethereum = Ethereum::new(config).await.unwrap();
+    let block_number = ethereum.get_block_number().await.unwrap();
+    println!("Ethereum block number: {}", block_number);
+    let tx = Transaction {
+        from: "0x1234567890abcdef".to_string(),
+        to: "0xfedcba9876543210".to_string(),
+        value: 100,
+        gas: 20000,
+        gas_price: 20,
+    };
+    let tx_hash = ethereum.send_transaction(&tx).await.unwrap();
+    println!("Ethereum transaction hash: {}", tx_hash);
+}