added GUI yield support

src/simplewallet/simplewallet.cpp

@@ -8444,7 +8444,7 @@ bool simple_wallet::yield_info(const std::vector<std::string> &args) {
     % print_money(total_yield)
     % print_money(yield_per_stake);
 
-  // Now summarise our own YIELD TXs that are yet to amture
+  // Now summarise our own YIELD TXs that are yet to mature
   tools::wallet2::transfer_container transfers;
   m_wallet->get_transfers(transfers);
   if (transfers.empty())

src/version.cpp.in

@@ -1,5 +1,5 @@
 #define DEF_SALVIUM_VERSION_TAG "@VERSIONTAG@"
-#define DEF_SALVIUM_VERSION "0.4.1"
+#define DEF_SALVIUM_VERSION "0.4.2"
 #define DEF_MONERO_VERSION_TAG "release"
 #define DEF_MONERO_VERSION "0.18.3.3"
 #define DEF_MONERO_RELEASE_NAME "Zero"

src/wallet/api/CMakeLists.txt

@@ -35,6 +35,7 @@ set(wallet_api_sources
   wallet_manager.cpp
   transaction_info.cpp
   transaction_history.cpp
+  yield_info.cpp
   pending_transaction.cpp
   utils.cpp
   address_book.cpp
@@ -50,6 +51,7 @@ set(wallet_api_private_headers
   wallet_manager.h
   transaction_info.h
   transaction_history.h
+  yield_info.h
   pending_transaction.h
   common_defines.h
   address_book.h

src/wallet/api/wallet.cpp

@@ -30,6 +30,7 @@
 
 
 #include "wallet.h"
+#include "yield_info.h"
 #include "pending_transaction.h"
 #include "unsigned_transaction.h"
 #include "transaction_history.h"
@@ -2607,4 +2608,11 @@ uint64_t WalletImpl::getBytesSent()
     return m_wallet->get_bytes_sent();
 }
 
+YieldInfo * WalletImpl::getYieldInfo()
+{
+  auto yi = new YieldInfoImpl(*this);
+  bool ok = m_wallet->get_yield_summary_info(yi->m_burnt, yi->m_supply, yi->m_locked, yi->m_yield, yi->m_yield_per_stake, yi->m_num_entries, yi->m_payouts);
+  return yi;
+}
+
 } // namespace

src/wallet/api/wallet.h

@@ -42,6 +42,7 @@
 
 namespace Monero {
 class TransactionHistoryImpl;
+class YieldInfoImpl;
 class PendingTransactionImpl;
 class UnsignedTransactionImpl;
 class AddressBookImpl;
@@ -233,6 +234,8 @@ public:
     virtual uint64_t getBytesReceived() override;
     virtual uint64_t getBytesSent() override;
 
+    YieldInfo * getYieldInfo() override;
+
 private:
     void clearStatus() const;
     void setStatusError(const std::string& message) const;
@@ -247,6 +250,7 @@ private:
     bool doInit(const std::string &daemon_address, const std::string &proxy_address, uint64_t upper_transaction_size_limit = 0, bool ssl = false);
 
 private:
+    friend class YieldInfoImpl;
     friend class PendingTransactionImpl;
     friend class UnsignedTransactionImpl;    
     friend class TransactionHistoryImpl;

src/wallet/api/wallet2_api.h

@@ -79,6 +79,28 @@ enum transaction_type {
         bool set;
     };
 
+struct YieldInfo
+{
+  enum Status {
+    Status_Ok,
+    Status_Error
+  };
+
+  virtual ~YieldInfo() = 0;
+  virtual int status() const = 0;
+  virtual std::string errorString() const = 0;
+  virtual bool update() = 0;
+  virtual uint64_t burnt() const = 0;
+  virtual uint64_t locked() const = 0;
+  virtual uint64_t supply() const = 0;
+  virtual uint64_t ybi_data_size() const = 0;
+  virtual uint64_t yield() const = 0;
+  virtual uint64_t yield_per_stake() const = 0;
+  virtual std::string period() const = 0;
+  virtual std::vector<std::tuple<size_t, std::string, uint64_t, uint64_t>> payouts() const = 0;
+};
+
+  
 /**
  * @brief Transaction-like interface for sending money
  */
@@ -1129,6 +1151,9 @@ struct Wallet
 
     //! get bytes sent
     virtual uint64_t getBytesSent() = 0;
+
+    //! get yield information
+    virtual YieldInfo * getYieldInfo() = 0;
 };
 
 /**

src/wallet/wallet2.cpp

@@ -2380,6 +2380,105 @@ bool wallet2::get_yield_info(std::vector<cryptonote::yield_block_info>& ybi_data
   }
 }
 //----------------------------------------------------------------------------------------------------
+bool wallet2::get_yield_summary_info(uint64_t &total_burnt,
+                                     uint64_t &total_supply,
+                                     uint64_t &total_locked,
+                                     uint64_t &total_yield,
+                                     uint64_t &yield_per_stake,
+                                     uint64_t &ybi_data_size,
+                                     std::vector<std::tuple<size_t, std::string, uint64_t, uint64_t>> &payouts
+                                     )
+{
+  // Get the total circulating supply of SALs
+  std::vector<std::pair<std::string, std::string>> supply_amounts;
+  if(!get_circulating_supply(supply_amounts)) {
+    return false;
+  }
+  boost::multiprecision::uint128_t total_supply_128 = 0;
+  for (auto supply_asset: supply_amounts) {
+    if (supply_asset.first == "SAL") {
+      boost::multiprecision::uint128_t supply_128(supply_asset.second);
+      total_supply_128 = supply_128;
+      break;
+    }
+  }
+  total_supply = total_supply_128.convert_to<uint64_t>();
+
+  // Get the yield data from the blockchain
+  std::vector<cryptonote::yield_block_info> ybi_data;
+  bool r = get_yield_info(ybi_data);
+  if (!r)
+    return false;
+
+  ybi_data_size = ybi_data.size();
+  
+  // Scan the entries we have received to gather the state (total yield over period captured)
+  total_burnt = 0;
+  total_yield = 0;
+  yield_per_stake = 0;
+  for (size_t idx=1; idx<ybi_data.size(); ++idx) {
+    if (ybi_data[idx].locked_coins_tally == 0) {
+      total_burnt += ybi_data[idx].slippage_total_this_block;
+    } else {
+      total_yield += ybi_data[idx].slippage_total_this_block;
+    }
+  }
+
+  // Get the total currently locked
+  total_locked = ybi_data.back().locked_coins_tally;
+  
+  // Calculate the yield_per_staked_SAL value
+  if (ybi_data.back().locked_coins_tally > 0) {
+    boost::multiprecision::uint128_t yield_per_stake_128 = ybi_data.back().slippage_total_this_block;
+    yield_per_stake_128 *= COIN;
+    yield_per_stake_128 /= ybi_data.back().locked_coins_tally;
+    yield_per_stake = yield_per_stake_128.convert_to<uint64_t>();
+  }
+
+  // Iterate over the transfers in our wallet
+  std::map<size_t, size_t> map_payouts;
+  for (size_t idx = m_transfers.size()-1; idx>0; --idx) {
+    const tools::wallet2::transfer_details& td = m_transfers[idx];
+    //if (td.m_block_height < ybi_data[0].block_height) break;
+    if (td.m_tx.type == cryptonote::transaction_type::STAKE) {
+      if (map_payouts.count(idx)) {
+        payouts.push_back(std::make_tuple(td.m_block_height, epee::string_tools::pod_to_hex(td.m_txid), td.m_tx.amount_burnt, m_transfers[map_payouts[idx]].m_amount - td.m_tx.amount_burnt));
+      } else {
+        payouts.push_back(std::make_tuple(td.m_block_height, epee::string_tools::pod_to_hex(td.m_txid), td.m_tx.amount_burnt, 0));
+      }
+    } else if (td.m_tx.type == cryptonote::transaction_type::PROTOCOL) {
+      // Store list of reverse-lookup indices to tell YIELD TXs how much they earned
+      if (m_transfers[td.m_td_origin_idx].m_tx.type == cryptonote::transaction_type::STAKE)
+        map_payouts[td.m_td_origin_idx] = idx;
+    }
+  }
+  
+  // Return success to caller
+  return true;
+}
+//----------------------------------------------------------------------------------------------------
+bool wallet2::get_yield_payouts(std::vector<std::tuple<size_t, std::string, uint64_t, uint64_t>> &payouts) {
+
+  // Iterate over the transfers in our wallet
+  std::map<size_t, size_t> map_payouts;
+  for (size_t idx = m_transfers.size()-1; idx>0; --idx) {
+    const tools::wallet2::transfer_details& td = m_transfers[idx];
+    //if (td.m_block_height < ybi_data[0].block_height) break;
+    if (td.m_tx.type == cryptonote::transaction_type::STAKE) {
+      if (map_payouts.count(idx)) {
+        payouts.push_back(std::make_tuple(td.m_block_height, epee::string_tools::pod_to_hex(td.m_txid), td.m_tx.amount_burnt, m_transfers[map_payouts[idx]].m_amount - td.m_tx.amount_burnt));
+      } else {
+        payouts.push_back(std::make_tuple(td.m_block_height, epee::string_tools::pod_to_hex(td.m_txid), td.m_tx.amount_burnt, 0));
+      }
+    } else if (td.m_tx.type == cryptonote::transaction_type::PROTOCOL) {
+      // Store list of reverse-lookup indices to tell YIELD TXs how much they earned
+      if (m_transfers[td.m_td_origin_idx].m_tx.type == cryptonote::transaction_type::STAKE)
+        map_payouts[td.m_td_origin_idx] = idx;
+    }
+  }
+  return true;
+}
+//----------------------------------------------------------------------------------------------------
 void wallet2::process_new_transaction(const crypto::hash &txid, const cryptonote::transaction& tx, const std::vector<uint64_t> &o_indices, const std::vector<uint64_t> &asset_type_output_indices, uint64_t height, uint8_t block_version, uint64_t ts, bool miner_tx, bool pool, bool double_spend_seen, const tx_cache_data &tx_cache_data, std::map<std::pair<uint64_t, uint64_t>, size_t> *output_tracker_cache, bool ignore_callbacks)
 {
   PERF_TIMER(process_new_transaction);

src/wallet/wallet2.h

@@ -1747,6 +1747,15 @@ private:
     bool get_pricing_record(oracle::pricing_record& pr, const uint64_t height);
     bool get_circulating_supply(std::vector<std::pair<std::string, std::string>> &amounts);
     bool get_yield_info(std::vector<cryptonote::yield_block_info>& ybi_data);
+    bool get_yield_summary_info(uint64_t &total_burnt,
+                                uint64_t &total_supply,
+                                uint64_t &total_locked,
+                                uint64_t &total_yield,
+                                uint64_t &yield_per_stake,
+                                uint64_t &ybi_data_size,
+                                std::vector<std::tuple<size_t, std::string, uint64_t, uint64_t>> &payouts
+                                );
+    bool get_yield_payouts(std::vector<std::tuple<size_t, std::string, uint64_t, uint64_t>> &payouts);
     
   private:
     /*!