From d482273addfda67ece29911d9cff2f5cb9791750 Mon Sep 17 00:00:00 2001
From: oxarbitrage <oxarbitrage@gmail.com>
Date: Tue, 9 May 2017 20:58:42 -0300
Subject: [PATCH] Expose get_relative_account_history to cli_wallet (#277)

---
 .../wallet/include/graphene/wallet/wallet.hpp | 10 +++++
 libraries/wallet/wallet.cpp                   | 41 +++++++++++++++++++
 2 files changed, 51 insertions(+)

diff --git a/libraries/wallet/include/graphene/wallet/wallet.hpp b/libraries/wallet/include/graphene/wallet/wallet.hpp
index b27057f7..4db655ff 100644
--- a/libraries/wallet/include/graphene/wallet/wallet.hpp
+++ b/libraries/wallet/include/graphene/wallet/wallet.hpp
@@ -354,6 +354,15 @@ class wallet_api
        */
       vector<operation_detail>  get_account_history(string name, int limit)const;
 
+      /** Returns the relative operations on the named account from start number.
+       *
+       * @param name the name or id of the account
+       * @param stop Sequence number of earliest operation.
+       * @param limit the number of entries to return
+       * @param start  the sequence number where to start looping back throw the history
+       * @returns a list of \c operation_history_objects
+       */
+     vector<operation_detail>  get_relative_account_history(string name, uint32_t stop, int limit, uint32_t start)const;
 
       vector<bucket_object>             get_market_history(string symbol, string symbol2, uint32_t bucket, fc::time_point_sec start, fc::time_point_sec end)const;
       vector<limit_order_object>        get_limit_orders(string a, string b, uint32_t limit)const;
@@ -1651,6 +1660,7 @@ FC_API( graphene::wallet::wallet_api,
         (get_block)
         (get_account_count)
         (get_account_history)
+        (get_relative_account_history)
         (is_public_key_registered)
         (get_market_history)
         (get_global_properties)
diff --git a/libraries/wallet/wallet.cpp b/libraries/wallet/wallet.cpp
index 16a30893..eb6bc887 100644
--- a/libraries/wallet/wallet.cpp
+++ b/libraries/wallet/wallet.cpp
@@ -2088,6 +2088,23 @@ public:
 
          return ss.str();
       };
+      m["get_relative_account_history"] = [this](variant result, const fc::variants& a)
+      {
+         auto r = result.as<vector<operation_detail>>();
+         std::stringstream ss;
+
+         for( operation_detail& d : r )
+         {
+            operation_history_object& i = d.op;
+            auto b = _remote_db->get_block_header(i.block_num);
+            FC_ASSERT(b);
+            ss << b->timestamp.to_iso_string() << " ";
+            i.op.visit(operation_printer(ss, *this, i.result));
+            ss << " \n";
+         }
+
+         return ss.str();
+      };
 
       m["list_account_balances"] = [this](variant result, const fc::variants& a)
       {
@@ -2818,6 +2835,30 @@ vector<operation_detail> wallet_api::get_account_history(string name, int limit)
    return result;
 }
 
+vector<operation_detail> wallet_api::get_relative_account_history(string name, uint32_t stop, int limit, uint32_t start)const
+{
+   
+   FC_ASSERT( start > 0 || limit <= 100 );
+   
+   vector<operation_detail> result;
+   auto account_id = get_account(name).get_id();
+
+   while( limit > 0 )
+   {
+      vector <operation_history_object> current = my->_remote_hist->get_relative_account_history(account_id, stop, std::min<uint32_t>(100, limit), start);
+      for (auto &o : current) {
+         std::stringstream ss;
+         auto memo = o.op.visit(detail::operation_printer(ss, *my, o.result));
+         result.push_back(operation_detail{memo, ss.str(), o});
+      }
+      if (current.size() < std::min<uint32_t>(100, limit))
+         break;
+      limit -= current.size();
+      start -= 100;
+      if( start == 0 ) break;
+   }
+   return result;
+}
 
 vector<bucket_object> wallet_api::get_market_history( string symbol1, string symbol2, uint32_t bucket , fc::time_point_sec start, fc::time_point_sec end )const
 {