add get-account wallet command. Small refactor

common/src/rpc_primitives/requests.rs

@@ -49,7 +49,7 @@ pub struct GetAccountsNoncesRequest {
 }
 
 #[derive(Serialize, Deserialize, Debug)]
-pub struct GetAccountDataRequest {
+pub struct GetAccountRequest {
     pub address: String,
 }
 
@@ -63,7 +63,7 @@ parse_request!(GetInitialTestnetAccountsRequest);
 parse_request!(GetAccountBalanceRequest);
 parse_request!(GetTransactionByHashRequest);
 parse_request!(GetAccountsNoncesRequest);
-parse_request!(GetAccountDataRequest);
+parse_request!(GetAccountRequest);
 
 #[derive(Serialize, Deserialize, Debug)]
 pub struct HelloResponse {
@@ -112,9 +112,6 @@ pub struct GetTransactionByHashResponse {
 }
 
 #[derive(Serialize, Deserialize, Debug)]
-pub struct GetAccountDataResponse {
+pub struct GetAccountResponse {
-    pub balance: u128,
+    pub account: nssa::Account,
-    pub nonce: u128,
-    pub program_owner: [u32; 8],
-    pub data: Vec<u8>,
 }

common/src/sequencer_client/mod.rs

@@ -8,8 +8,8 @@ use reqwest::Client;
 use serde_json::Value;
 
 use crate::rpc_primitives::requests::{
-    GetAccountsNoncesRequest, GetAccountsNoncesResponse, GetTransactionByHashRequest,
+    GetAccountRequest, GetAccountResponse, GetAccountsNoncesRequest,
-    GetTransactionByHashResponse,
+    GetAccountsNoncesResponse, GetTransactionByHashRequest, GetTransactionByHashResponse,
 };
 use crate::sequencer_client::json::AccountInitialData;
 use crate::{SequencerClientError, SequencerRpcError};
@@ -108,6 +108,23 @@ impl SequencerClient {
         Ok(resp_deser)
     }
 
+    pub async fn get_account(
+        &self,
+        address: String,
+    ) -> Result<GetAccountResponse, SequencerClientError> {
+        let block_req = GetAccountRequest { address };
+
+        let req = serde_json::to_value(block_req)?;
+
+        let resp = self
+            .call_method_with_payload("get_account", req)
+            .await?;
+
+        let resp_deser = serde_json::from_value(resp)?;
+
+        Ok(resp_deser)
+    }
+
     ///Get transaction details for `hash`.
     pub async fn get_transaction_by_hash(
         &self,

nssa/src/lib.rs

@@ -7,6 +7,7 @@ pub mod public_transaction;
 mod signature;
 mod state;
 
+pub use nssa_core::account::Account;
 pub use address::Address;
 pub use privacy_preserving_transaction::{
     PrivacyPreservingTransaction, circuit::execute_and_prove,

sequencer_rpc/src/process.rs

@@ -12,8 +12,8 @@ use common::{
         message::{Message, Request},
         parser::RpcRequest,
         requests::{
-            GetAccountBalanceRequest, GetAccountBalanceResponse, GetAccountDataRequest,
+            GetAccountBalanceRequest, GetAccountBalanceResponse, GetAccountRequest,
-            GetAccountDataResponse, GetAccountsNoncesRequest, GetAccountsNoncesResponse,
+            GetAccountResponse, GetAccountsNoncesRequest, GetAccountsNoncesResponse,
             GetInitialTestnetAccountsRequest, GetTransactionByHashRequest,
             GetTransactionByHashResponse,
         },
@@ -36,7 +36,7 @@ pub const GET_LAST_BLOCK: &str = "get_last_block";
 pub const GET_ACCOUNT_BALANCE: &str = "get_account_balance";
 pub const GET_TRANSACTION_BY_HASH: &str = "get_transaction_by_hash";
 pub const GET_ACCOUNTS_NONCES: &str = "get_accounts_nonces";
-pub const GET_ACCOUNT_DATA: &str = "get_account_data";
+pub const GET_ACCOUNT: &str = "get_account";
 
 pub const HELLO_FROM_SEQUENCER: &str = "HELLO_FROM_SEQUENCER";
 
@@ -204,10 +204,10 @@ impl JsonHandler {
         respond(helperstruct)
     }
 
-    ///Returns account struct for give address.
+    /// Returns account struct for given address.
     /// Address must be a valid hex string of the correct length.
-    async fn process_get_account_data(&self, request: Request) -> Result<Value, RpcErr> {
+    async fn process_get_account(&self, request: Request) -> Result<Value, RpcErr> {
-        let get_account_nonces_req = GetAccountDataRequest::parse(Some(request.params))?;
+        let get_account_nonces_req = GetAccountRequest::parse(Some(request.params))?;
 
         let address = get_account_nonces_req
             .address
@@ -220,12 +220,7 @@ impl JsonHandler {
             state.store.state.get_account_by_address(&address)
         };
 
-        let helperstruct = GetAccountDataResponse {
+        let helperstruct = GetAccountResponse { account };
-            balance: account.balance,
-            nonce: account.nonce,
-            program_owner: account.program_owner,
-            data: account.data,
-        };
 
         respond(helperstruct)
     }
@@ -265,7 +260,7 @@ impl JsonHandler {
             GET_INITIAL_TESTNET_ACCOUNTS => self.get_initial_testnet_accounts(request).await,
             GET_ACCOUNT_BALANCE => self.process_get_account_balance(request).await,
             GET_ACCOUNTS_NONCES => self.process_get_accounts_nonces(request).await,
-            GET_ACCOUNT_DATA => self.process_get_account_data(request).await,
+            GET_ACCOUNT => self.process_get_account(request).await,
             GET_TRANSACTION_BY_HASH => self.process_get_transaction_by_hash(request).await,
             _ => Err(RpcErr(RpcError::method_not_found(request.method))),
         }
@@ -534,7 +529,7 @@ mod tests {
         let (json_handler, _, _) = components_for_tests();
         let request = serde_json::json!({
             "jsonrpc": "2.0",
-            "method": "get_account_data",
+            "method": "get_account",
             "params": { "address": "efac".repeat(16) },
             "id": 1
         });
@@ -542,10 +537,12 @@ mod tests {
             "id": 1,
             "jsonrpc": "2.0",
             "result": {
-                "balance": 0,
+                "account": {
-                "nonce": 0,
+                    "balance": 0,
-                "program_owner": [ 0, 0, 0, 0, 0, 0, 0, 0],
+                    "nonce": 0,
-                "data": [],
+                    "program_owner": [ 0, 0, 0, 0, 0, 0, 0, 0],
+                    "data": [],
+                }
             }
         });
 

wallet/Cargo.toml

@@ -14,6 +14,7 @@ tempfile.workspace = true
 clap.workspace = true
 nssa-core = { path = "../nssa/core" }
 base64.workspace = true
+bytemuck = "1.23.2"
 
 [dependencies.key_protocol]
 path = "../key_protocol"

wallet/src/helperfunctions.rs

@@ -1,20 +1,22 @@
+use base64::{Engine, engine::general_purpose::STANDARD as BASE64};
 use std::{fs::File, io::BufReader, path::PathBuf, str::FromStr};
 
 use anyhow::Result;
 use key_protocol::key_protocol_core::NSSAUserData;
-use nssa::Address;
+use nssa::{Account, Address};
+use serde::Serialize;
 
 use crate::{
     HOME_DIR_ENV_VAR,
     config::{PersistentAccountData, WalletConfig},
 };
 
-///Get home dir for wallet. Env var `NSSA_WALLET_HOME_DIR` must be set before execution to succeed.
+/// Get home dir for wallet. Env var `NSSA_WALLET_HOME_DIR` must be set before execution to succeed.
 pub fn get_home() -> Result<PathBuf> {
     Ok(PathBuf::from_str(&std::env::var(HOME_DIR_ENV_VAR)?)?)
 }
 
-///Fetch config from `NSSA_WALLET_HOME_DIR`
+/// Fetch config from `NSSA_WALLET_HOME_DIR`
 pub fn fetch_config() -> Result<WalletConfig> {
     let config_home = get_home()?;
     let file = File::open(config_home.join("wallet_config.json"))?;
@@ -23,12 +25,12 @@ pub fn fetch_config() -> Result<WalletConfig> {
     Ok(serde_json::from_reader(reader)?)
 }
 
-//ToDo: Replace with structures conversion in future
+// ToDo: Replace with structures conversion in future
 pub fn produce_account_addr_from_hex(hex_str: String) -> Result<Address> {
     Ok(hex_str.parse()?)
 }
 
-///Fetch list of accounts stored at `NSSA_WALLET_HOME_DIR/curr_accounts.json`
+/// Fetch list of accounts stored at `NSSA_WALLET_HOME_DIR/curr_accounts.json`
 ///
 /// If file not present, it is considered as empty list of persistent accounts
 pub fn fetch_persistent_accounts() -> Result<Vec<PersistentAccountData>> {
@@ -49,7 +51,7 @@ pub fn fetch_persistent_accounts() -> Result<Vec<PersistentAccountData>> {
     }
 }
 
-///Produces a list of accounts for storage
+/// Produces a list of accounts for storage
 pub fn produce_data_for_storage(user_data: &NSSAUserData) -> Vec<PersistentAccountData> {
     let mut vec_for_storage = vec![];
 
@@ -63,6 +65,28 @@ pub fn produce_data_for_storage(user_data: &NSSAUserData) -> Vec<PersistentAccou
     vec_for_storage
 }
 
+/// Human-readable representation of an account.
+#[derive(Serialize)]
+pub(crate) struct HumanReadableAccount {
+    balance: u128,
+    program_owner_b64: String,
+    data_b64: String,
+    nonce: u128,
+}
+
+impl From<Account> for HumanReadableAccount {
+    fn from(account: Account) -> Self {
+        let program_owner_b64 = BASE64.encode(bytemuck::cast_slice(&account.program_owner));
+        let data_b64 = BASE64.encode(account.data);
+        Self {
+            balance: account.balance,
+            program_owner_b64,
+            data_b64,
+            nonce: account.nonce,
+        }
+    }
+}
+
 #[cfg(test)]
 mod tests {
     use super::*;

wallet/src/lib.rs

@@ -1,6 +1,6 @@
 use std::{fs::File, io::Write, path::PathBuf, str::FromStr, sync::Arc};
 
-use base64::Engine;
+use base64::{Engine, engine::general_purpose::STANDARD as BASE64};
 use common::{
     ExecutionFailureKind,
     sequencer_client::{SequencerClient, json::SendTxResponse},
@@ -17,8 +17,8 @@ use nssa_core::account::Account;
 
 use crate::{
     helperfunctions::{
-        fetch_config, fetch_persistent_accounts, get_home, produce_account_addr_from_hex,
+        HumanReadableAccount, fetch_config, fetch_persistent_accounts, get_home,
-        produce_data_for_storage,
+        produce_account_addr_from_hex, produce_data_for_storage,
     },
     poller::TxPoller,
 };
@@ -144,14 +144,19 @@ impl WalletCore {
             .nonces)
     }
 
+    ///Get account
+    pub async fn get_account(&self, addr: Address) -> Result<Account> {
+        let response = self.sequencer_client.get_account(addr.to_string()).await?;
+        Ok(response.account)
+    }
+
     ///Poll transactions
     pub async fn poll_public_native_token_transfer(
         &self,
         hash: String,
     ) -> Result<nssa::PublicTransaction> {
         let transaction_encoded = self.poller.poll_tx(hash).await?;
-        let tx_base64_decode =
+        let tx_base64_decode = BASE64.decode(transaction_encoded)?;
-            base64::engine::general_purpose::STANDARD.decode(transaction_encoded)?;
         let pub_tx = nssa::PublicTransaction::from_bytes(&tx_base64_decode)?;
 
         Ok(pub_tx)
@@ -191,6 +196,11 @@ pub enum Command {
         #[arg(short, long)]
         addr: String,
     },
+    ///Get account at address `addr`
+    GetAccount {
+        #[arg(short, long)]
+        addr: String,
+    },
 }
 
 ///To execute commands, env var NSSA_WALLET_HOME_DIR must be set into directory with config
@@ -215,21 +225,19 @@ pub async fn execute_subcommand(command: Command) -> Result<()> {
                 .send_public_native_token_transfer(from, to, amount)
                 .await?;
 
-            info!("Results of tx send is {res:#?}");
+            println!("Results of tx send is {res:#?}");
 
             let transfer_tx = wallet_core
                 .poll_public_native_token_transfer(res.tx_hash)
                 .await?;
 
-            info!("Transaction data is {transfer_tx:?}");
+            println!("Transaction data is {transfer_tx:?}");
         }
         Command::RegisterAccount {} => {
             let addr = wallet_core.create_new_account();
+            wallet_core.store_persistent_accounts()?;
 
-            let key = wallet_core.storage.user_data.get_account_signing_key(&addr);
+            println!("Generated new account with addr {addr}");
-
-            info!("Generated new account with addr {addr:#?}");
-            info!("With key {key:#?}");
         }
         Command::FetchTx { tx_hash } => {
             let tx_obj = wallet_core
@@ -237,23 +245,26 @@ pub async fn execute_subcommand(command: Command) -> Result<()> {
                 .get_transaction_by_hash(tx_hash)
                 .await?;
 
-            info!("Transaction object {tx_obj:#?}");
+            println!("Transaction object {tx_obj:#?}");
         }
         Command::GetAccountBalance { addr } => {
             let addr = Address::from_str(&addr)?;
 
             let balance = wallet_core.get_account_balance(addr).await?;
-            info!("Accounts {addr:#?} balance is {balance}");
+            println!("Accounts {addr} balance is {balance}");
         }
         Command::GetAccountNonce { addr } => {
             let addr = Address::from_str(&addr)?;
 
             let nonce = wallet_core.get_accounts_nonces(vec![addr]).await?[0];
-            info!("Accounts {addr:#?} nonce is {nonce}");
+            println!("Accounts {addr} nonce is {nonce}");
+        }
+        Command::GetAccount { addr } => {
+            let addr: Address = addr.parse()?;
+            let account: HumanReadableAccount = wallet_core.get_account(addr).await?.into();
+            println!("{}", serde_json::to_string(&account).unwrap());
         }
     }
 
-    wallet_core.store_persistent_accounts()?;
-
     Ok(())
 }