Create polkadot.rs

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

@@ -0,0 +1,59 @@
+// Polkadot Rust implementation
+
+use tokio::prelude::*;
+use serde::{Serialize, Deserialize};
+use substrate_api_client::{Api, Node};
+
+// Polkadot configuration
+#[derive(Debug, Serialize, Deserialize)]
+struct PolkadotConfig {
+    node_url: String,
+    api_key: String,
+    api_secret: String,
+}
+
+// Polkadot implementation
+struct Polkadot {
+    config: PolkadotConfig,
+    api: Api,
+}
+
+impl Polkadot {
+    async fn new(config: PolkadotConfig) -> Result<Self, String> {
+        let node = Node::new(&config.node_url);
+        let api = Api::new(node);
+        Ok(Self { config, api })
+    }
+
+    async fn get_block_number(&self) -> Result<u64, String> {
+        let block_number = self.api.rpc.chain_get_block_number().await?;
+        Ok(block_number)
+    }
+
+    async fn send_transaction(&self, tx: &Transaction) -> Result<String, String> {
+        let tx_hash = self.api.rpc.author_submit_extrinsic(tx.encode()).await?;
+        Ok(tx_hash)
+    }
+}
+
+// Example usage
+#[tokio::main]
+async fn main() {
+    let config = PolkadotConfig {
+        node_url: "https://polkadot-node.com".to_string(),
+        api_key: "YOUR_API_KEY".to_string(),
+        api_secret: "YOUR_API_SECRET".to_string(),
+    };
+    let polkadot = Polkadot::new(config).await.unwrap();
+    let block_number = polkadot.get_block_number().await.unwrap();
+    println!("Polkadot 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 = polkadot.send_transaction(&tx).await.unwrap();
+    println!("Polkadot transaction hash: {}", tx_hash);
+}