Support conatrcts call args in rhai bindings

Cargo.toml

@@ -29,6 +29,7 @@ serde_json = "1.0" # For JSON handling
 glob = "0.3.1" # For file pattern matching
 tempfile = "3.5" # For temporary file operations
 log = "0.4" # Logging facade
+env_logger = "0.10.0" # Logger implementation
 rhai = { version = "1.12.0", features = ["sync"] } # Embedded scripting language
 rand = "0.8.5" # Random number generation
 clap = "2.33" # Command-line argument parsing

examples/hero_vault/agung_contract_with_args.rhai

@@ -0,0 +1,152 @@
+// Example Rhai script for testing contract functions with arguments on Agung network
+// This script demonstrates how to use call_contract_read and call_contract_write with arguments
+
+// Step 1: Set up wallet and network
+let space_name = "agung_contract_args_demo";
+let password = "secure_password123";
+let private_key = "51c194d20bcd25360a3aa94426b3b60f738007e42f22e1bc97821c65c353e6d2";
+let network_name = "agung";
+
+print("=== Testing Contract Functions With Arguments on Agung Network ===\n");
+
+// Create a key space
+print("Creating key space: " + space_name);
+if create_key_space(space_name, password) {
+    print("✓ Key space created successfully");
+
+    // Create a keypair
+    print("\nCreating keypair...");
+    if create_keypair("contract_key", password) {
+        print("✓ Created contract keypair");
+
+        // Create a wallet from the private key for the Agung network
+        print("\nCreating wallet from private key for Agung network...");
+        if create_wallet_from_private_key_for_network(private_key, network_name) {
+            print("✓ Wallet created successfully");
+
+            // Get the wallet address
+            let wallet_address = get_wallet_address_for_network(network_name);
+            print("Wallet address: " + wallet_address);
+
+            // Check wallet balance
+            print("\nChecking wallet balance...");
+            let balance = get_balance(network_name, wallet_address);
+            if balance != "" {
+                print("Wallet balance: " + balance + " wei");
+
+                // Define a simple ERC-20 token contract ABI (partial)
+                let token_abi = `[
+                    {
+                        "constant": true,
+                        "inputs": [],
+                        "name": "name",
+                        "outputs": [{"name": "", "type": "string"}],
+                        "payable": false,
+                        "stateMutability": "view",
+                        "type": "function"
+                    },
+                    {
+                        "constant": true,
+                        "inputs": [],
+                        "name": "symbol",
+                        "outputs": [{"name": "", "type": "string"}],
+                        "payable": false,
+                        "stateMutability": "view",
+                        "type": "function"
+                    },
+                    {
+                        "constant": true,
+                        "inputs": [],
+                        "name": "decimals",
+                        "outputs": [{"name": "", "type": "uint8"}],
+                        "payable": false,
+                        "stateMutability": "view",
+                        "type": "function"
+                    },
+                    {
+                        "constant": true,
+                        "inputs": [{"name": "_owner", "type": "address"}],
+                        "name": "balanceOf",
+                        "outputs": [{"name": "balance", "type": "uint256"}],
+                        "payable": false,
+                        "stateMutability": "view",
+                        "type": "function"
+                    },
+                    {
+                        "constant": false,
+                        "inputs": [{"name": "_to", "type": "address"}, {"name": "_value", "type": "uint256"}],
+                        "name": "transfer",
+                        "outputs": [{"name": "", "type": "bool"}],
+                        "payable": false,
+                        "stateMutability": "nonpayable",
+                        "type": "function"
+                    }
+                ]`;
+
+                // For this example, we'll use a test token contract on Agung
+                let token_address = "0x7267B587E4416537060C6bF0B06f6Fd421106650";
+
+                print("\nLoading contract ABI...");
+                let contract = load_contract_abi(network_name, token_address, token_abi);
+
+                if contract != "" {
+                    print("✓ Contract loaded successfully");
+
+                    // First, let's try to read some data from the contract
+                    print("\nReading contract data...");
+
+                    // Try to get token name (no arguments)
+                    let token_name = call_contract_read(contract, "name");
+                    print("Token name: " + token_name);
+
+                    // Try to get token symbol (no arguments)
+                    let token_symbol = call_contract_read(contract, "symbol");
+                    print("Token symbol: " + token_symbol);
+
+                    // Try to get token decimals (no arguments)
+                    let token_decimals = call_contract_read(contract, "decimals");
+                    print("Token decimals: " + token_decimals);
+
+                    // Try to get token balance (with address argument)
+                    print("\nCalling balanceOf with address argument...");
+                    let balance = call_contract_read(contract, "balanceOf", [wallet_address]);
+                    print("Token balance: " + balance);
+
+                    // Now, let's try to execute a write function with arguments
+                    print("\nExecuting contract write function with arguments...");
+
+                    // Define a recipient address and amount for the transfer
+                    // Using a random valid address on the network
+                    let recipient = "0xEEdf3468E8F232A7a03D49b674bA44740C8BD8Be";
+                    let amount = 1000000; // Changed from string to number for uint256 compatibility
+
+                    print("Attempting to transfer " + amount + " tokens to " + recipient);
+
+                    // Call the transfer function with arguments
+                    let tx_hash = call_contract_write(contract, "transfer", [recipient, amount]);
+
+                    if tx_hash != "" {
+                        print("✓ Transaction sent successfully");
+                        print("Transaction hash: " + tx_hash);
+                        print("You can view the transaction at: " + get_network_explorer_url(network_name) + "/tx/" + tx_hash);
+                    } else {
+                        print("✗ Failed to send transaction");
+                        print("This could be due to insufficient funds, contract issues, or other errors.");
+                    }
+                } else {
+                    print("✗ Failed to load contract");
+                }
+            } else {
+                print("✗ Failed to get wallet balance");
+            }
+        } else {
+            print("✗ Failed to create wallet from private key");
+        }
+    } else {
+        print("✗ Failed to create keypair");
+    }
+} else {
+    print("✗ Failed to create key space");
+}
+
+print("\nContract function with arguments test completed");

examples/hero_vault/agung_simple_transfer.rhai

@@ -0,0 +1,68 @@
+// Example Rhai script for testing a simple ETH transfer on Agung network
+// This script demonstrates how to use send_eth with the private key
+
+// Step 1: Set up wallet and network
+let space_name = "agung_simple_transfer_demo";
+let password = "secure_password123";
+let private_key = "0xf3976cfd4e0705cf90014f18140c14850bee210d4d609d49eb84eecc36fc5f38";
+let network_name = "agung";
+
+print("=== Testing Simple ETH Transfer on Agung Network ===\n");
+
+// Create a key space
+print("Creating key space: " + space_name);
+if create_key_space(space_name, password) {
+    print("✓ Key space created successfully");
+    
+    // Create a keypair
+    print("\nCreating keypair...");
+    if create_keypair("transfer_key", password) {
+        print("✓ Created contract keypair");
+        
+        // Create a wallet from the private key for the Agung network
+        print("\nCreating wallet from private key for Agung network...");
+        if create_wallet_from_private_key_for_network(private_key, network_name) {
+            print("✓ Wallet created successfully");
+            
+            // Get the wallet address
+            let wallet_address = get_wallet_address_for_network(network_name);
+            print("Wallet address: " + wallet_address);
+            
+            // Check wallet balance
+            print("\nChecking wallet balance...");
+            let balance = get_balance(network_name, wallet_address);
+            if balance != "" {
+                print("Wallet balance: " + balance + " wei");
+                
+                // Define a recipient address for the transfer
+                // Using a random valid address on the network
+                let recipient = "0x7267B587E4416537060C6bF0B06f6Fd421106650";
+                let amount = "1000000000000000"; // 0.001 ETH
+                
+                print("\nAttempting to transfer " + amount + " wei to " + recipient);
+                
+                // Send ETH
+                let tx_hash = send_eth(network_name, recipient, amount);
+                
+                if tx_hash != "" {
+                    print("✓ Transaction sent successfully");
+                    print("Transaction hash: " + tx_hash);
+                    print("You can view the transaction at: " + get_network_explorer_url(network_name) + "/tx/" + tx_hash);
+                } else {
+                    print("✗ Failed to send transaction");
+                    print("This could be due to insufficient funds or other errors.");
+                }
+            } else {
+                print("✗ Failed to get wallet balance");
+            }
+        } else {
+            print("✗ Failed to create wallet from private key");
+        }
+    } else {
+        print("✗ Failed to create keypair");
+    }
+} else {
+    print("✗ Failed to create key space");
+}
+
+print("\nSimple transfer test completed");

src/bin/herodo.rs

@@ -4,8 +4,12 @@
 //! It parses command line arguments and calls into the implementation in the cmd module.
 
 use clap::{App, Arg};
+use env_logger;
 
 fn main() -> Result<(), Box<dyn std::error::Error>> {
+    // Initialize the logger
+    env_logger::init();
+    
     // Parse command line arguments
     let matches = App::new("herodo")
         .version("0.1.0")
@@ -27,4 +31,4 @@ fn main() -> Result<(), Box<dyn std::error::Error>> {
     
     // Call the run function from the cmd module
     sal::cmd::herodo::run(script_path)
-}
+}

src/hero_vault/ethereum/contract.rs

@@ -114,15 +114,35 @@ pub async fn call_write_function(
     let call_data = function.encode_input(&args)
         .map_err(|e| CryptoError::ContractError(format!("Failed to encode function call: {}", e)))?;
 
-    // Create the transaction request
+    // Create the transaction request with gas limit
     let tx = TransactionRequest::new()
         .to(contract.address)
-        .data(call_data);
+        .data(call_data)
+        .gas(U256::from(300000)); // Set a reasonable gas limit
 
     // Send the transaction using the client directly
-    let pending_tx = client.send_transaction(tx, None)
-        .await
-        .map_err(|e| CryptoError::ContractError(format!("Failed to send transaction: {}", e)))?;
+    log::info!("Sending transaction to contract at {}", contract.address);
+    log::info!("Function: {}, Args: {:?}", function_name, args);
+
+    // Log detailed information about the transaction
+    log::debug!("Sending transaction to contract at {}", contract.address);
+    log::debug!("Function: {}, Args: {:?}", function_name, args);
+    log::debug!("From address: {}", wallet.address);
+    log::debug!("Gas limit: {:?}", tx.gas);
+
+    let pending_tx = match client.send_transaction(tx, None).await {
+        Ok(pending_tx) => {
+            log::debug!("Transaction sent successfully: {:?}", pending_tx.tx_hash());
+            log::info!("Transaction sent successfully: {:?}", pending_tx.tx_hash());
+            pending_tx
+        },
+        Err(e) => {
+            // Log the error for debugging
+            log::error!("Failed to send transaction: {}", e);
+            log::error!("ERROR DETAILS: {:?}", e);
+            return Err(CryptoError::ContractError(format!("Failed to send transaction: {}", e)));
+        }
+    };
 
     // Return the transaction hash
     Ok(pending_tx.tx_hash())

src/hero_vault/ethereum/contract_utils.rs

@@ -0,0 +1,183 @@
+//! Utility functions for smart contract interactions.
+
+use ethers::abi::{Abi, Token, ParamType};
+use ethers::types::{Address, U256};
+use std::str::FromStr;
+use rhai::{Dynamic, Array};
+
+/// Convert Rhai Dynamic values to ethers Token types
+pub fn convert_rhai_to_token(value: &Dynamic, expected_type: Option<&ParamType>) -> Result<Token, String> {
+    match value {
+        // Handle integers
+        v if v.is_int() => {
+            let i = v.as_int().unwrap();
+            if let Some(param_type) = expected_type {
+                match param_type {
+                    ParamType::Uint(_) => Ok(Token::Uint(U256::from(i as u64))),
+                    ParamType::Int(_) => {
+                        // Convert to I256 - in a real implementation, we would handle this properly
+                        // For now, we'll just use U256 for both types
+                        Ok(Token::Uint(U256::from(i as u64)))
+                    },
+                    _ => Err(format!("Expected {}, got integer", param_type))
+                }
+            } else {
+                // Default to Uint256 if no type info
+                Ok(Token::Uint(U256::from(i as u64)))
+            }
+        },
+        
+        // Handle strings and addresses
+        v if v.is_string() => {
+            let s = v.to_string();
+            if let Some(param_type) = expected_type {
+                match param_type {
+                    ParamType::Address => {
+                        match Address::from_str(&s) {
+                            Ok(addr) => Ok(Token::Address(addr)),
+                            Err(e) => Err(format!("Invalid address format: {}", e))
+                        }
+                    },
+                    ParamType::String => Ok(Token::String(s)),
+                    ParamType::Bytes => {
+                        // Handle hex string conversion to bytes
+                        if s.starts_with("0x") {
+                            match ethers::utils::hex::decode(&s[2..]) {
+                                Ok(bytes) => Ok(Token::Bytes(bytes)),
+                                Err(e) => Err(format!("Invalid hex string: {}", e))
+                            }
+                        } else {
+                            Ok(Token::Bytes(s.as_bytes().to_vec()))
+                        }
+                    },
+                    _ => Err(format!("Expected {}, got string", param_type))
+                }
+            } else {
+                // Try to detect type from string format
+                if s.starts_with("0x") && s.len() == 42 {
+                    // Likely an address
+                    match Address::from_str(&s) {
+                        Ok(addr) => Ok(Token::Address(addr)),
+                        Err(_) => Ok(Token::String(s))
+                    }
+                } else {
+                    Ok(Token::String(s))
+                }
+            }
+        },
+        
+        // Handle booleans
+        v if v.is_bool() => {
+            let b = v.as_bool().unwrap();
+            if let Some(param_type) = expected_type {
+                if matches!(param_type, ParamType::Bool) {
+                    Ok(Token::Bool(b))
+                } else {
+                    Err(format!("Expected {}, got boolean", param_type))
+                }
+            } else {
+                Ok(Token::Bool(b))
+            }
+        },
+        
+        // Handle arrays
+        v if v.is_array() => {
+            let arr = v.clone().into_array().unwrap();
+            if let Some(ParamType::Array(inner_type)) = expected_type {
+                let mut tokens = Vec::new();
+                for item in arr.iter() {
+                    match convert_rhai_to_token(item, Some(inner_type)) {
+                        Ok(token) => tokens.push(token),
+                        Err(e) => return Err(e)
+                    }
+                }
+                Ok(Token::Array(tokens))
+            } else {
+                Err("Array type mismatch or no type information available".to_string())
+            }
+        },
+        
+        // Handle other types or return error
+        _ => Err(format!("Unsupported Rhai type: {:?}", value))
+    }
+}
+
+/// Validate and convert arguments based on function ABI
+pub fn prepare_function_arguments(
+    abi: &Abi, 
+    function_name: &str, 
+    args: &Array
+) -> Result<Vec<Token>, String> {
+    // Get the function from the ABI
+    let function = abi.function(function_name)
+        .map_err(|e| format!("Function not found in ABI: {}", e))?;
+    
+    // Check if number of arguments matches
+    if function.inputs.len() != args.len() {
+        return Err(format!(
+            "Wrong number of arguments for function '{}': expected {}, got {}", 
+            function_name, function.inputs.len(), args.len()
+        ));
+    }
+    
+    // Convert each argument according to the expected type
+    let mut tokens = Vec::new();
+    for (i, (param, arg)) in function.inputs.iter().zip(args.iter()).enumerate() {
+        match convert_rhai_to_token(arg, Some(&param.kind)) {
+            Ok(token) => tokens.push(token),
+            Err(e) => return Err(format!("Error converting argument {}: {}", i, e))
+        }
+    }
+    
+    Ok(tokens)
+}
+
+/// Convert ethers Token to Rhai Dynamic value
+pub fn convert_token_to_rhai(tokens: &[Token]) -> Dynamic {
+    if tokens.is_empty() {
+        return Dynamic::UNIT;
+    }
+    
+    // If there's only one return value, return it directly
+    if tokens.len() == 1 {
+        return token_to_dynamic(&tokens[0]);
+    }
+    
+    // If there are multiple return values, return them as an array
+    let mut array = Array::new();
+    for token in tokens {
+        array.push(token_to_dynamic(token));
+    }
+    Dynamic::from(array)
+}
+
+/// Convert a single token to a Dynamic value
+pub fn token_to_dynamic(token: &Token) -> Dynamic {
+    match token {
+        Token::Address(addr) => Dynamic::from(format!("{:?}", addr)),
+        Token::Bytes(bytes) => Dynamic::from(ethers::utils::hex::encode(bytes)),
+        Token::Int(i) => Dynamic::from(i.to_string()),
+        Token::Uint(u) => Dynamic::from(u.to_string()),
+        Token::Bool(b) => Dynamic::from(*b),
+        Token::String(s) => Dynamic::from(s.clone()),
+        Token::Array(arr) => {
+            let mut rhai_arr = Array::new();
+            for item in arr {
+                rhai_arr.push(token_to_dynamic(item));
+            }
+            Dynamic::from(rhai_arr)
+        },
+        Token::Tuple(tuple) => {
+            let mut rhai_arr = Array::new();
+            for item in tuple {
+                rhai_arr.push(token_to_dynamic(item));
+            }
+            Dynamic::from(rhai_arr)
+        },
+        // Handle other token types
+        _ => {
+            log::warn!("Unsupported token type: {:?}", token);
+            Dynamic::UNIT
+        }
+    }
+}

src/hero_vault/ethereum/mod.rs

@@ -16,6 +16,7 @@ mod provider;
 mod transaction;
 mod storage;
 mod contract;
+mod contract_utils;
 pub mod networks;
 #[cfg(test)]
 pub mod tests;
@@ -76,3 +77,11 @@ pub use contract::{
     call_write_function,
     estimate_gas,
 };
+
+// Re-export contract utility functions
+pub use contract_utils::{
+    convert_rhai_to_token,
+    prepare_function_arguments,
+    convert_token_to_rhai,
+    token_to_dynamic,
+};

src/hero_vault/ethereum/networks.rs

@@ -41,7 +41,7 @@ pub fn gnosis() -> NetworkConfig {
 pub fn peaq() -> NetworkConfig {
     NetworkConfig {
         name: names::PEAQ.to_string(),
-        chain_id: 1701,
+        chain_id: 3338,
         rpc_url: "https://peaq.api.onfinality.io/public".to_string(),
         explorer_url: "https://peaq.subscan.io/".to_string(),
         token_symbol: "PEAQ".to_string(),

src/hero_vault/ethereum/tests/contract_args_tests.rs

@@ -0,0 +1,47 @@
+//! Tests for smart contract argument handling functionality.
+
+use ethers::types::Address;
+use std::str::FromStr;
+
+use crate::hero_vault::ethereum::*;
+
+#[test]
+fn test_contract_creation() {
+    // Create a simple ABI
+    let abi_json = r#"[
+        {
+            "inputs": [],
+            "name": "getValue",
+            "outputs": [{"type": "uint256", "name": ""}],
+            "stateMutability": "view",
+            "type": "function"
+        },
+        {
+            "inputs": [{"type": "uint256", "name": "newValue"}],
+            "name": "setValue",
+            "outputs": [],
+            "stateMutability": "nonpayable",
+            "type": "function"
+        }
+    ]"#;
+
+    // Parse the ABI
+    let abi = load_abi_from_json(abi_json).unwrap();
+
+    // Create a contract address
+    let address = Address::from_str("0x1234567890123456789012345678901234567890").unwrap();
+
+    // Create a network config
+    let network = networks::gnosis();
+
+    // Create a contract
+    let contract = Contract::new(address, abi, network);
+
+    // Verify the contract was created correctly
+    assert_eq!(contract.address, address);
+    assert_eq!(contract.network.name, "Gnosis");
+
+    // Verify the ABI contains the expected functions
+    assert!(contract.abi.function("getValue").is_ok());
+    assert!(contract.abi.function("setValue").is_ok());
+}

src/hero_vault/ethereum/tests/mod.rs

@@ -4,3 +4,4 @@ mod wallet_tests;
 mod network_tests;
 mod transaction_tests;
 mod contract_tests;
+mod contract_args_tests;

src/hero_vault/ethereum/tests/network_tests.rs

@@ -11,7 +11,7 @@ fn test_network_config() {
     
     let peaq = networks::peaq();
     assert_eq!(peaq.name, "Peaq");
-    assert_eq!(peaq.chain_id, 1701);
+    assert_eq!(peaq.chain_id, 3338);
     assert_eq!(peaq.token_symbol, "PEAQ");
     
     let agung = networks::agung();

src/rhai/hero_vault.rs

@@ -9,10 +9,10 @@ use std::sync::Mutex;
 use once_cell::sync::Lazy;
 use tokio::runtime::Runtime;
 use ethers::types::{Address, U256};
-use ethers::abi::Token;
 use std::str::FromStr;
 
 use crate::hero_vault::{keypair, symmetric, ethereum};
+use crate::hero_vault::ethereum::{prepare_function_arguments, convert_token_to_rhai};
 
 // Global Tokio runtime for blocking async operations
 static RUNTIME: Lazy<Mutex<Runtime>> = Lazy::new(|| {
@@ -750,8 +750,15 @@ fn load_contract_abi_from_file(network_name: &str, address: &str, file_path: &st
     }
 }
 
-// Call a read-only function on a contract
-fn call_contract_read(contract_json: &str, function_name: &str) -> Dynamic {
+// Use the utility functions from the ethereum module
+
+// Call a read-only function on a contract (no arguments version)
+fn call_contract_read_no_args(contract_json: &str, function_name: &str) -> Dynamic {
+    call_contract_read(contract_json, function_name, rhai::Array::new())
+}
+
+// Call a read-only function on a contract with arguments
+fn call_contract_read(contract_json: &str, function_name: &str, args: rhai::Array) -> Dynamic {
     // Deserialize the contract
     let contract: ethereum::Contract = match serde_json::from_str(contract_json) {
         Ok(contract) => contract,
@@ -761,6 +768,15 @@ fn call_contract_read(contract_json: &str, function_name: &str) -> Dynamic {
         }
     };
 
+    // Prepare the arguments
+    let tokens = match prepare_function_arguments(&contract.abi, function_name, &args) {
+        Ok(tokens) => tokens,
+        Err(e) => {
+            log::error!("Error preparing arguments: {}", e);
+            return Dynamic::UNIT;
+        }
+    };
+
     // Get the runtime
     let rt = match RUNTIME.lock() {
         Ok(rt) => rt,
@@ -779,32 +795,11 @@ fn call_contract_read(contract_json: &str, function_name: &str) -> Dynamic {
         }
     };
 
-    // For simplicity, we're not handling arguments in this implementation
-    let tokens: Vec<Token> = Vec::new();
-
     // Execute the call in a blocking manner
     match rt.block_on(async {
         ethereum::call_read_function(&contract, &provider, function_name, tokens).await
     }) {
-        Ok(result) => {
-            // Convert the result to a Rhai value
-            if result.is_empty() {
-                Dynamic::UNIT
-            } else {
-                // For simplicity, we'll just return the first value as a string
-                match &result[0] {
-                    Token::String(s) => Dynamic::from(s.clone()),
-                    Token::Uint(u) => Dynamic::from(u.to_string()),
-                    Token::Int(i) => Dynamic::from(i.to_string()),
-                    Token::Bool(b) => Dynamic::from(*b),
-                    Token::Address(a) => Dynamic::from(format!("{:?}", a)),
-                    _ => {
-                        log::error!("Unsupported return type");
-                        Dynamic::UNIT
-                    }
-                }
-            }
-        },
+        Ok(result) => convert_token_to_rhai(&result),
         Err(e) => {
             log::error!("Failed to call contract function: {}", e);
             Dynamic::UNIT
@@ -812,8 +807,13 @@ fn call_contract_read(contract_json: &str, function_name: &str) -> Dynamic {
     }
 }
 
-// Call a state-changing function on a contract
-fn call_contract_write(contract_json: &str, function_name: &str) -> String {
+// Call a state-changing function on a contract (no arguments version)
+fn call_contract_write_no_args(contract_json: &str, function_name: &str) -> String {
+    call_contract_write(contract_json, function_name, rhai::Array::new())
+}
+
+// Call a state-changing function on a contract with arguments
+fn call_contract_write(contract_json: &str, function_name: &str, args: rhai::Array) -> String {
     // Deserialize the contract
     let contract: ethereum::Contract = match serde_json::from_str(contract_json) {
         Ok(contract) => contract,
@@ -823,6 +823,15 @@ fn call_contract_write(contract_json: &str, function_name: &str) -> String {
         }
     };
 
+    // Prepare the arguments
+    let tokens = match prepare_function_arguments(&contract.abi, function_name, &args) {
+        Ok(tokens) => tokens,
+        Err(e) => {
+            log::error!("Error preparing arguments: {}", e);
+            return String::new();
+        }
+    };
+
     // Get the runtime
     let rt = match RUNTIME.lock() {
         Ok(rt) => rt,
@@ -851,15 +860,19 @@ fn call_contract_write(contract_json: &str, function_name: &str) -> String {
         }
     };
 
-    // For simplicity, we're not handling arguments in this implementation
-    let tokens: Vec<Token> = Vec::new();
-
     // Execute the transaction in a blocking manner
     match rt.block_on(async {
         ethereum::call_write_function(&contract, &wallet, &provider, function_name, tokens).await
     }) {
         Ok(tx_hash) => format!("{:?}", tx_hash),
         Err(e) => {
+            // Log the error details for debugging
+            log::debug!("\nERROR DETAILS: Transaction failed: {}", e);
+            log::debug!("Contract address: {}", contract.address);
+            log::debug!("Function: {}", function_name);
+            log::debug!("Arguments: {:?}", args);
+            log::debug!("Wallet address: {}", wallet.address);
+            log::debug!("Network: {}", contract.network.name);
             log::error!("Transaction failed: {}", e);
             String::new()
         }
@@ -917,7 +930,13 @@ pub fn register_crypto_module(engine: &mut Engine) -> Result<(), Box<EvalAltResu
     // Register smart contract functions
     engine.register_fn("load_contract_abi", load_contract_abi);
     engine.register_fn("load_contract_abi_from_file", load_contract_abi_from_file);
+
+    // Register the read function with different arities
+    engine.register_fn("call_contract_read", call_contract_read_no_args);
     engine.register_fn("call_contract_read", call_contract_read);
+
+    // Register the write function with different arities
+    engine.register_fn("call_contract_write", call_contract_write_no_args);
     engine.register_fn("call_contract_write", call_contract_write);
 
     Ok(())