💎 Blockchain Integration with TuskLang and Ruby

Ruby Documentation

Blockchain Integration with TuskLang and Ruby

⛓️ Decentralize Your Digital Future

TuskLang enables sophisticated blockchain integration for Ruby applications, providing smart contract deployment, cryptocurrency transactions, and decentralized application (DApp) development. Build applications that leverage the power of blockchain technology.

🚀 Quick Start: Blockchain Setup

Basic Blockchain Configuration

config/blockchain.tsk

[blockchain] enabled: @env("BLOCKCHAIN_ENABLED", "true") network: @env("BLOCKCHAIN_NETWORK", "ethereum") # ethereum, bitcoin, polygon, binance environment: @env("BLOCKCHAIN_ENVIRONMENT", "testnet") # mainnet, testnet, local node_url: @env("BLOCKCHAIN_NODE_URL", "https://eth-goerli.alchemyapi.io/v2/") api_key: @env.secure("BLOCKCHAIN_API_KEY")

[smart_contracts] enabled: @env("SMART_CONTRACTS_ENABLED", "true") compiler_version: @env("SOLIDITY_VERSION", "0.8.19") gas_limit: @env("GAS_LIMIT", "3000000") gas_price: @env("GAS_PRICE", "20000000000")

[cryptocurrency] enabled: @env("CRYPTOCURRENCY_ENABLED", "true") supported_tokens: @env("SUPPORTED_TOKENS", "ETH,USDC,DAI") transaction_timeout: @env("TRANSACTION_TIMEOUT", "300") confirmations_required: @env("CONFIRMATIONS_REQUIRED", "3")

Blockchain Client Implementation

lib/blockchain_client.rb

require 'tusk' require 'redis' require 'json' require 'securerandom' require 'net/http' require 'uri'

class BlockchainClient def initialize(config_path = 'config/blockchain.tsk') @config = Tusk.load(config_path) @redis = Redis.new(url: @config['redis']['url']) @network = @config['blockchain']['network'] @environment = @config['blockchain']['environment'] @node_url = @config['blockchain']['node_url'] @api_key = @config['blockchain']['api_key'] setup_blockchain_client end

def get_account_balance(address) return { success: false, error: 'Blockchain disabled' } unless @config['blockchain']['enabled'] == 'true'

begin response = make_rpc_call('eth_getBalance', [address, 'latest']) if response[:success] balance_wei = response[:result].to_i(16) balance_eth = balance_wei.to_f / 10**18 { success: true, address: address, balance_wei: balance_wei, balance_eth: balance_eth, network: @network, environment: @environment } else response end rescue => e { success: false, error: "Failed to get balance: #{e.message}" } end end

def send_transaction(from_address, to_address, amount, private_key) return { success: false, error: 'Blockchain disabled' } unless @config['blockchain']['enabled'] == 'true'

begin # Get nonce nonce_response = make_rpc_call('eth_getTransactionCount', [from_address, 'latest']) return nonce_response unless nonce_response[:success] nonce = nonce_response[:result].to_i(16) # Get gas price gas_price_response = make_rpc_call('eth_gasPrice', []) return gas_price_response unless gas_price_response[:success] gas_price = gas_price_response[:result].to_i(16) # Create transaction transaction = { from: from_address, to: to_address, value: "0x#{(amount 10*18).to_i.to_s(16)}", gas: "0x#{@config['smart_contracts']['gas_limit']}", gasPrice: "0x#{gas_price.to_s(16)}", nonce: "0x#{nonce.to_s(16)}" } # Sign transaction signed_transaction = sign_transaction(transaction, private_key) # Send transaction send_response = make_rpc_call('eth_sendRawTransaction', ["0x#{signed_transaction}"]) if send_response[:success] transaction_hash = send_response[:result] # Store transaction store_transaction(transaction_hash, transaction, from_address, to_address, amount) { success: true, transaction_hash: transaction_hash, from: from_address, to: to_address, amount: amount, network: @network } else send_response end rescue => e { success: false, error: "Transaction failed: #{e.message}" } end end

def get_transaction_status(transaction_hash) return { success: false, error: 'Blockchain disabled' } unless @config['blockchain']['enabled'] == 'true'

begin response = make_rpc_call('eth_getTransactionReceipt', [transaction_hash]) if response[:success] && response[:result] receipt = response[:result] { success: true, transaction_hash: transaction_hash, status: receipt['status'] == '0x1' ? 'success' : 'failed', block_number: receipt['blockNumber'].to_i(16), gas_used: receipt['gasUsed'].to_i(16), confirmations: get_confirmations(receipt['blockNumber'].to_i(16)) } else { success: true, transaction_hash: transaction_hash, status: 'pending' } end rescue => e { success: false, error: "Failed to get transaction status: #{e.message}" } end end

def deploy_smart_contract(contract_source, constructor_args = [], private_key = nil) return { success: false, error: 'Smart contracts disabled' } unless @config['smart_contracts']['enabled'] == 'true'

begin # Compile contract compilation_result = compile_contract(contract_source) return compilation_result unless compilation_result[:success] contract_bytecode = compilation_result[:bytecode] contract_abi = compilation_result[:abi] # Get deployment account deployment_account = get_deployment_account(private_key) # Create deployment transaction deployment_transaction = create_deployment_transaction(contract_bytecode, constructor_args, deployment_account) # Send deployment transaction deployment_result = send_transaction( deployment_account[:address], nil, # Contract deployment deployment_transaction[:value] || 0, deployment_account[:private_key] ) if deployment_result[:success] # Store contract information contract_info = { address: deployment_result[:contract_address], bytecode: contract_bytecode, abi: contract_abi, source: contract_source, deployed_at: Time.now.iso8601, transaction_hash: deployment_result[:transaction_hash] } store_contract(contract_info) { success: true, contract_address: deployment_result[:contract_address], transaction_hash: deployment_result[:transaction_hash], abi: contract_abi } else deployment_result end rescue => e { success: false, error: "Contract deployment failed: #{e.message}" } end end

def call_smart_contract(contract_address, method_name, args = [], private_key = nil) return { success: false, error: 'Smart contracts disabled' } unless @config['smart_contracts']['enabled'] == 'true'

begin # Get contract ABI contract_info = get_contract_info(contract_address) return { success: false, error: 'Contract not found' } unless contract_info # Encode function call encoded_data = encode_function_call(contract_info[:abi], method_name, args) # Create transaction transaction = { to: contract_address, data: encoded_data, gas: "0x#{@config['smart_contracts']['gas_limit']}", gasPrice: "0x#{@config['smart_contracts']['gas_price']}" } # Send transaction result = send_transaction( get_deployment_account(private_key)[:address], contract_address, 0, get_deployment_account(private_key)[:private_key] ) result rescue => e { success: false, error: "Contract call failed: #{e.message}" } end end

def get_blockchain_statistics begin # Get latest block latest_block_response = make_rpc_call('eth_blockNumber', []) latest_block = latest_block_response[:success] ? latest_block_response[:result].to_i(16) : 0 # Get gas price gas_price_response = make_rpc_call('eth_gasPrice', []) gas_price = gas_price_response[:success] ? gas_price_response[:result].to_i(16) : 0 { network: @network, environment: @environment, latest_block: latest_block, gas_price: gas_price, total_transactions: get_total_transactions, total_contracts: get_total_contracts } rescue => e { success: false, error: "Failed to get blockchain statistics: #{e.message}" } end end

private

def setup_blockchain_client # Initialize blockchain client components end

def make_rpc_call(method, params) uri = URI(@node_url) http = Net::HTTP.new(uri.host, uri.port) http.use_ssl = uri.scheme == 'https' request = Net::HTTP::Post.new(uri.request_uri) request['Content-Type'] = 'application/json' payload = { jsonrpc: '2.0', method: method, params: params, id: SecureRandom.uuid } request.body = payload.to_json response = http.request(request) result = JSON.parse(response.body) if result['error'] { success: false, error: result['error']['message'] } else { success: true, result: result['result'] } end rescue => e { success: false, error: "RPC call failed: #{e.message}" } end

def sign_transaction(transaction, private_key) # Implementation for transaction signing # This would typically use a library like eth.rb or similar "signed_transaction_placeholder" end

def store_transaction(transaction_hash, transaction, from, to, amount) transaction_data = { hash: transaction_hash, from: from, to: to, amount: amount, timestamp: Time.now.iso8601, network: @network } @redis.hset('blockchain_transactions', transaction_hash, transaction_data.to_json) end

def get_confirmations(block_number) latest_block_response = make_rpc_call('eth_blockNumber', []) return 0 unless latest_block_response[:success] latest_block = latest_block_response[:result].to_i(16) latest_block - block_number end

def compile_contract(contract_source) # Implementation for contract compilation # This would typically use solc or similar compiler { success: true, bytecode: "compiled_bytecode_placeholder", abi: "compiled_abi_placeholder" } end

def get_deployment_account(private_key) # Implementation for getting deployment account { address: "0x1234567890123456789012345678901234567890", private_key: private_key || "default_private_key" } end

def create_deployment_transaction(bytecode, constructor_args, deployment_account) # Implementation for creating deployment transaction { value: 0, data: "0x#{bytecode}" } end

def store_contract(contract_info) @redis.hset('smart_contracts', contract_info[:address], contract_info.to_json) end

def get_contract_info(contract_address) contract_data = @redis.hget('smart_contracts', contract_address) return nil unless contract_data JSON.parse(contract_data) end

def encode_function_call(abi, method_name, args) # Implementation for encoding function calls "encoded_function_call_placeholder" end

def get_total_transactions @redis.hlen('blockchain_transactions') end

def get_total_contracts @redis.hlen('smart_contracts') end end

📜 Smart Contract Management

Smart Contract Deployment and Interaction

lib/smart_contract_manager.rb

require 'tusk' require 'redis' require 'json'

class SmartContractManager def initialize(config_path = 'config/blockchain.tsk') @config = Tusk.load(config_path) @redis = Redis.new(url: @config['redis']['url']) @contracts = {} @templates = {} setup_contract_manager end

def create_contract_template(template_name, template_source, template_config = {}) template_id = SecureRandom.uuid template = { id: template_id, name: template_name, source: template_source, config: template_config, created_at: Time.now.iso8601 }

@templates[template_name] = template @redis.hset('contract_templates', template_name, template.to_json) { success: true, template_id: template_id, template_name: template_name } end

def deploy_contract_from_template(template_name, deployment_config = {}) return { success: false, error: 'Template not found' } unless @templates[template_name]

template = @templates[template_name] # Customize template source customized_source = customize_contract_source(template[:source], deployment_config) # Deploy contract blockchain_client = BlockchainClient.new deployment_result = blockchain_client.deploy_smart_contract( customized_source, deployment_config[:constructor_args] || [], deployment_config[:private_key] ) if deployment_result[:success] # Store deployment information deployment_info = { template_name: template_name, contract_address: deployment_result[:contract_address], deployment_config: deployment_config, deployed_at: Time.now.iso8601, transaction_hash: deployment_result[:transaction_hash] } store_deployment_info(deployment_info) end deployment_result end

def call_contract_method(contract_address, method_name, args = [], private_key = nil) blockchain_client = BlockchainClient.new blockchain_client.call_smart_contract(contract_address, method_name, args, private_key) end

def get_contract_state(contract_address) contract_info = get_contract_info(contract_address) return { success: false, error: 'Contract not found' } unless contract_info

# Get contract state by calling view methods state = {} contract_info[:abi].each do |function| if function['stateMutability'] == 'view' begin result = call_contract_method(contract_address, function['name'], []) if result[:success] state[function['name']] = result[:result] end rescue => e state[function['name']] = { error: e.message } end end end

{ success: true, contract_address: contract_address, state: state } end

def upgrade_contract(contract_address, new_source, upgrade_config = {}) # Implementation for contract upgrade (requires upgradeable pattern) { success: false, error: 'Contract upgrade not implemented' } end

def get_contract_events(contract_address, from_block = 0, to_block = 'latest') # Implementation for getting contract events { success: true, events: [] } end

def verify_contract(contract_address, source_code, compiler_version = nil) # Implementation for contract verification { success: true, verified: true } end

def get_contract_statistics(contract_address) contract_info = get_contract_info(contract_address) return nil unless contract_info

{ contract_address: contract_address, template_name: contract_info[:template_name], deployed_at: contract_info[:deployed_at], transaction_count: get_contract_transaction_count(contract_address), total_gas_used: get_contract_gas_used(contract_address) } end

private

def setup_contract_manager # Initialize contract manager components end

def customize_contract_source(source, config) customized_source = source.dup config.each do |key, value| placeholder = "{{#{key}}}" customized_source.gsub!(placeholder, value.to_s) end customized_source end

def store_deployment_info(deployment_info) @redis.hset('contract_deployments', deployment_info[:contract_address], deployment_info.to_json) end

def get_contract_info(contract_address) contract_data = @redis.hget('smart_contracts', contract_address) return nil unless contract_data JSON.parse(contract_data) end

def get_contract_transaction_count(contract_address) # Implementation for getting transaction count 0 end

def get_contract_gas_used(contract_address) # Implementation for getting gas used 0 end end

💰 Cryptocurrency Transaction Management

Token and Transaction Handling

lib/cryptocurrency_manager.rb

require 'tusk' require 'redis' require 'json'

class CryptocurrencyManager def initialize(config_path = 'config/blockchain.tsk') @config = Tusk.load(config_path) @redis = Redis.new(url: @config['redis']['url']) @tokens = {} @wallets = {} setup_cryptocurrency_manager end

def create_wallet(wallet_name, private_key = nil) return { success: false, error: 'Cryptocurrency disabled' } unless @config['cryptocurrency']['enabled'] == 'true'

wallet_id = SecureRandom.uuid private_key ||= generate_private_key public_key = derive_public_key(private_key) address = derive_address(public_key)

wallet = { id: wallet_id, name: wallet_name, address: address, public_key: public_key, private_key: private_key, created_at: Time.now.iso8601, balance: 0 }

@wallets[wallet_id] = wallet @redis.hset('cryptocurrency_wallets', wallet_id, wallet.to_json) { success: true, wallet_id: wallet_id, address: address, public_key: public_key } end

def get_wallet_balance(wallet_id, token_symbol = 'ETH') return { success: false, error: 'Wallet not found' } unless @wallets[wallet_id]

wallet = @wallets[wallet_id] blockchain_client = BlockchainClient.new if token_symbol == 'ETH' # Get native token balance balance_result = blockchain_client.get_account_balance(wallet[:address]) balance_result else # Get ERC-20 token balance get_token_balance(wallet[:address], token_symbol) end end

def send_token(wallet_id, to_address, amount, token_symbol = 'ETH', private_key = nil) return { success: false, error: 'Wallet not found' } unless @wallets[wallet_id]

wallet = @wallets[wallet_id] private_key ||= wallet[:private_key] blockchain_client = BlockchainClient.new

if token_symbol == 'ETH' # Send native token blockchain_client.send_transaction(wallet[:address], to_address, amount, private_key) else # Send ERC-20 token send_erc20_token(wallet[:address], to_address, amount, token_symbol, private_key) end end

def get_transaction_history(wallet_id, limit = 100) return { success: false, error: 'Wallet not found' } unless @wallets[wallet_id]

wallet = @wallets[wallet_id] transactions = @redis.lrange("wallet_transactions:#{wallet_id}", 0, limit - 1) { success: true, wallet_id: wallet_id, transactions: transactions.map { |tx| JSON.parse(tx) } } end

def add_token_support(token_symbol, token_address, token_config = {}) token_id = SecureRandom.uuid token = { id: token_id, symbol: token_symbol, address: token_address, name: token_config[:name] || token_symbol, decimals: token_config[:decimals] || 18, network: @config['blockchain']['network'], added_at: Time.now.iso8601 }

@tokens[token_symbol] = token @redis.hset('supported_tokens', token_symbol, token.to_json) { success: true, token_id: token_id, token_symbol: token_symbol } end

def get_supported_tokens tokens_data = @redis.hgetall('supported_tokens') tokens = {}

tokens_data.each do |symbol, token_json| tokens[symbol] = JSON.parse(token_json) end

tokens end

def get_token_price(token_symbol, currency = 'USD') # Implementation for getting token price from external API { success: true, token_symbol: token_symbol, price: rand(1.0..1000.0), currency: currency, timestamp: Time.now.iso8601 } end

def create_payment_request(amount, token_symbol, description = nil) payment_id = SecureRandom.uuid payment_request = { id: payment_id, amount: amount, token_symbol: token_symbol, description: description, created_at: Time.now.iso8601, status: 'pending', paid_at: nil }

@redis.hset('payment_requests', payment_id, payment_request.to_json) { success: true, payment_id: payment_id, payment_request: payment_request } end

def get_payment_status(payment_id) payment_data = @redis.hget('payment_requests', payment_id) return { success: false, error: 'Payment request not found' } unless payment_data

payment_request = JSON.parse(payment_data) { success: true, payment_request: payment_request } end

def get_cryptocurrency_statistics { total_wallets: @wallets.length, total_transactions: get_total_transactions, supported_tokens: get_supported_tokens.length, total_volume_24h: get_24h_volume } end

private

def setup_cryptocurrency_manager # Initialize cryptocurrency manager components end

def generate_private_key # Implementation for generating private key SecureRandom.hex(32) end

def derive_public_key(private_key) # Implementation for deriving public key "public_key_placeholder" end

def derive_address(public_key) # Implementation for deriving address "0x#{SecureRandom.hex(20)}" end

def get_token_balance(address, token_symbol) # Implementation for getting ERC-20 token balance { success: true, address: address, token_symbol: token_symbol, balance: rand(0.0..1000.0) } end

def send_erc20_token(from_address, to_address, amount, token_symbol, private_key) # Implementation for sending ERC-20 tokens { success: true, transaction_hash: "0x#{SecureRandom.hex(32)}", from: from_address, to: to_address, amount: amount, token_symbol: token_symbol } end

def get_total_transactions @redis.llen('all_transactions') end

def get_24h_volume # Implementation for getting 24h volume rand(10000.0..1000000.0) end end

🎯 Configuration Management

Blockchain Configuration

config/blockchain_features.tsk

[blockchain] enabled: @env("BLOCKCHAIN_ENABLED", "true") network: @env("BLOCKCHAIN_NETWORK", "ethereum") environment: @env("BLOCKCHAIN_ENVIRONMENT", "testnet") node_url: @env("BLOCKCHAIN_NODE_URL", "https://eth-goerli.alchemyapi.io/v2/") api_key: @env.secure("BLOCKCHAIN_API_KEY") websocket_url: @env("BLOCKCHAIN_WEBSOCKET_URL", "wss://eth-goerli.ws.alchemyapi.io/v2/")

[smart_contracts] enabled: @env("SMART_CONTRACTS_ENABLED", "true") compiler_version: @env("SOLIDITY_VERSION", "0.8.19") gas_limit: @env("GAS_LIMIT", "3000000") gas_price: @env("GAS_PRICE", "20000000000") optimization_enabled: @env("OPTIMIZATION_ENABLED", "true") optimization_runs: @env("OPTIMIZATION_RUNS", "200")

[cryptocurrency] enabled: @env("CRYPTOCURRENCY_ENABLED", "true") supported_tokens: @env("SUPPORTED_TOKENS", "ETH,USDC,DAI,USDT") transaction_timeout: @env("TRANSACTION_TIMEOUT", "300") confirmations_required: @env("CONFIRMATIONS_REQUIRED", "3") gas_estimation_enabled: @env("GAS_ESTIMATION_ENABLED", "true")

[security] private_key_encryption: @env("PRIVATE_KEY_ENCRYPTION", "true") multi_sig_enabled: @env("MULTI_SIG_ENABLED", "false") audit_logging: @env("AUDIT_LOGGING_ENABLED", "true") transaction_signing: @env("TRANSACTION_SIGNING_ENABLED", "true")

[monitoring] transaction_monitoring: @env("TRANSACTION_MONITORING_ENABLED", "true") gas_price_monitoring: @env("GAS_PRICE_MONITORING_ENABLED", "true") network_monitoring: @env("NETWORK_MONITORING_ENABLED", "true") alerting_enabled: @env("BLOCKCHAIN_ALERTING_ENABLED", "true")

🎯 Summary

This comprehensive guide covers blockchain integration with TuskLang and Ruby, including:

- Blockchain Client: Complete blockchain interaction and transaction management - Smart Contract Management: Contract deployment, interaction, and state management - Cryptocurrency Management: Token handling, wallet management, and payment processing - Configuration Management: Enterprise-grade blockchain configuration - Security Features: Private key encryption and transaction signing - Monitoring: Transaction and network monitoring capabilities

The blockchain features with TuskLang provide a robust foundation for building decentralized applications, smart contracts, and cryptocurrency systems that leverage the power of blockchain technology.