diff --git a/.engine/CosmosSDKbitcore.cpp b/.engine/CosmosSDKbitcore.cpp new file mode 100644 index 000000000000..11b342e55268 --- /dev/null +++ b/.engine/CosmosSDKbitcore.cpp @@ -0,0 +1,310 @@ +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +// Token denomination constants +namespace denom { + const std::string ATOM = "uatom"; // Cosmos Hub token + const std::string BITCORE = "ubtc"; // Bitcore token + const std::string ETH = "ueth"; // Ethereum token + const std::string OSMO = "uosmo"; // Osmosis token + const std::string IBC_BTC = "ibc/BTC_HASH"; // IBC Bitcoin token + const std::string IBC_ETH = "ibc/ETH_HASH"; // IBC Ethereum token + const std::string JUNO = "ibc/JUNO_HASH"; // IBC Juno token + const std::string STARS = "ibc/STARS_HASH"; // IBC Stargaze token +} + +// Transaction structure +struct TransactionDetails { + std::string sender; + std::string receiver; + uint64_t amount; + std::string token_denom; + + bool is_valid() const { + return !sender.empty() && !receiver.empty() && amount > 0 && !token_denom.empty(); + } +}; + +// Recipient structure for reimbursements +struct Recipient { + std::string address; // Recipient's wallet address + uint64_t amount; // Amount to send (in microATOM or token denomination) + + bool is_valid() const { + return !address.empty() && address.substr(0, 6) == "cosmos" && amount > 0; + } +}; + +// Input message structure for reimbursements +struct ReimburseMsg { + std::vector recipients; + static const size_t MAX_RECIPIENTS = 100; + + bool is_valid() const { + if (recipients.empty() || recipients.size() > MAX_RECIPIENTS) { + return false; + } + return std::all_of(recipients.begin(), recipients.end(), + [](const Recipient& r) { return r.is_valid(); }); + } +}; + +// Blockchain monitoring class +class BlockchainMonitor { +private: + uint64_t block_height; + std::string grpc_endpoint; + +public: + BlockchainMonitor(const std::string& endpoint) : block_height(0), grpc_endpoint(endpoint) {} + + uint64_t get_block_height() { + std::cout << "Fetching blockchain height from: " << grpc_endpoint << std::endl; + block_height += 10; // Mock height increment + return block_height; + } + + void log_height() { + std::cout << "Current blockchain height: " << block_height << std::endl; + } +}; + +// Main contract logic +class Contract : public cosmwasm::Contract { +private: + uint64_t calculate_total_amount(const std::vector& recipients) const { + uint64_t total = 0; + for (const auto& recipient : recipients) { + if (recipient.amount > std::numeric_limits::max() - total) { + throw std::overflow_error("Total amount exceeds maximum uint64_t value"); + } + total += recipient.amount; + } + return total; + } + + std::vector create_bank_msgs( + const std::vector& recipients, const std::string& token_denom + ) const { + std::vector msgs; + msgs.reserve(recipients.size()); + + for (const auto& recipient : recipients) { + msgs.emplace_back(cosmwasm::BankMsg::Send{ + recipient.address, + {{token_denom, recipient.amount}} + }); + } + return msgs; + } + +public: + cosmwasm::Response execute(const cosmwasm::MessageInfo& info, const ReimburseMsg& msg) { + if (info.funds.empty()) { + throw std::runtime_error("No funds provided"); + } + + const auto& token_denom = info.funds.at(0).denom; + + if (!msg.is_valid()) { + throw std::runtime_error("Invalid recipients configuration"); + } + + uint64_t total_required = calculate_total_amount(msg.recipients); + uint64_t provided_funds = info.funds.at(0).amount; + + if (provided_funds < total_required) { + throw std::runtime_error("Insufficient funds provided"); + } + + auto bank_msgs = create_bank_msgs(msg.recipients, token_denom); + + return cosmwasm::Response() + .add_messages(bank_msgs) + .add_attribute("action", "reimburse") + .add_attribute("sender", info.sender) + .add_attribute("total_amount", std::to_string(total_required)) + .add_attribute("recipient_count", std::to_string(msg.recipients.size())) + .add_event("reimburse", { + {"sender", info.sender}, + {"total_amount", std::to_string(total_required)}, + {"denom", token_denom}, + {"recipients", std::to_string(msg.recipients.size())} + }); + } +}; + +// CosmosSDKBitcore engine +class CosmosSDKBitcore { +private: + BlockchainMonitor monitor; + Contract contract; + +public: + CosmosSDKBitcore(const std::string& grpc_endpoint) : monitor(grpc_endpoint) {} + + void send_tokens(const TransactionDetails& tx) { + if (!tx.is_valid()) { + throw std::invalid_argument("Invalid transaction details"); + } + + std::cout << "Sending " << tx.amount << " " << tx.token_denom + << " from " << tx.sender << " to " << tx.receiver << std::endl; + std::cout << "Transaction successful!" << std::endl; + } + + void monitor_blockchain() { + uint64_t current_height = monitor.get_block_height(); + std::cout << "Blockchain height: " << current_height << std::endl; + } +}; + +int main() { + CosmosSDKBitcore engine("grpc://localhost:9090"); + + // Example Cosmos transaction + TransactionDetails tx{"cosmos1sender", "cosmos1receiver", 500000, denom::ATOM}; + engine.send_tokens(tx); + + // Example reimbursement + ReimburseMsg msg{{{"cosmos1receiver1", 100000}, {"cosmos1receiver2", 200000}}}; + cosmwasm::MessageInfo info{{{"uatom", 300000}}, "cosmos1sender"}; + Contract contract; + try { + auto response = contract.execute(info, msg); + std::cout << "Reimbursement successful!" << std::endl; + } catch (const std::exception& e) { + std::cerr << "Reimbursement error: " << e.what() << std::endl; + } + + // Monitor blockchain + engine.monitor_blockchain(); + + return 0; +} +#include +#include +#include +#include +#include + +// Token denomination constants +namespace denom { + const std::string ATOM = "uatom"; // Cosmos Hub token + const std::string IBC_BTC = "ibc/BTC_HASH"; // IBC Bitcoin token + const std::string IBC_ETH = "ibc/ETH_HASH"; // IBC Ethereum token + const std::string OSMO = "ibc/OSMO_HASH"; // IBC Osmosis token + const std::string JUNO = "ibc/JUNO_HASH"; // IBC Juno token + const std::string STARS = "ibc/STARS_HASH"; // IBC Stargaze token +} + +// Recipient structure +struct Recipient { + std::string address; // Recipient's wallet address + uint64_t amount; // Amount to send (in microATOM or token denomination) + + bool is_valid() const { + // Validate bech32 address format (basic check) + return !address.empty() && address.substr(0, 6) == "cosmos" && amount > 0; + } +}; + +// Input message structure +struct ReimburseMsg { + std::vector recipients; // List of recipients with amounts + static const size_t MAX_RECIPIENTS = 100; // Prevent excessive gas usage + + bool is_valid() const { + if (recipients.empty() || recipients.size() > MAX_RECIPIENTS) { + return false; + } + return std::all_of(recipients.begin(), recipients.end(), + [](const Recipient& r) { return r.is_valid(); }); + } +}; + +// Main contract logic +class Contract : public cosmwasm::Contract { +private: + // Helper to calculate the total amount required, with overflow protection + uint64_t calculate_total_amount(const std::vector& recipients) const { + uint64_t total = 0; + for (const auto& recipient : recipients) { + if (recipient.amount > std::numeric_limits::max() - total) { + throw std::overflow_error("Total amount exceeds maximum uint64_t value"); + } + total += recipient.amount; + } + return total; + } + + // Helper to create bank messages for recipients + std::vector create_bank_msgs( + const std::vector& recipients, + const std::string& token_denom + ) const { + std::vector msgs; + msgs.reserve(recipients.size()); // Optimize vector growth + + for (const auto& recipient : recipients) { + msgs.emplace_back(cosmwasm::BankMsg::Send{ + recipient.address, + {{token_denom, recipient.amount}} + }); + } + return msgs; + } + +public: + cosmwasm::Response execute(const cosmwasm::MessageInfo& info, const ReimburseMsg& msg) { + // Validate provided funds + if (info.funds.empty()) { + throw std::runtime_error("No funds provided"); + } + + const auto& token_denom = info.funds.at(0).denom; + + // Validate token denomination (defaults to ATOM for now) + if (token_denom != denom::ATOM) { + throw std::runtime_error("Invalid token denomination: expected " + denom::ATOM); + } + + // Validate message structure + if (!msg.is_valid()) { + throw std::runtime_error("Invalid recipients configuration"); + } + + uint64_t total_required = calculate_total_amount(msg.recipients); + uint64_t provided_funds = info.funds.at(0).amount; + + if (provided_funds < total_required) { + throw std::runtime_error("Insufficient funds provided: required " + + std::to_string(total_required) + ", got " + std::to_string(provided_funds)); + } + + // Generate BankMsg::Send messages for recipients + auto bank_msgs = create_bank_msgs(msg.recipients, token_denom); + + // Create response with messages, attributes, and events + return cosmwasm::Response() + .add_messages(bank_msgs) + .add_attribute("action", "reimburse") + .add_attribute("sender", info.sender) + .add_attribute("total_amount", std::to_string(total_required)) + .add_attribute("recipient_count", std::to_string(msg.recipients.size())) + .add_event("reimburse", { + {"sender", info.sender}, + {"total_amount", std::to_string(total_required)}, + {"denom", token_denom}, + {"recipients", std::to_string(msg.recipients.size())} + }); + } +};