srv.cpp

chronolaw · chronolaw · commit 9fe35cfe51a3 · 2020-04-12T19:26:32.000+08:00
diff --git a/section5/Summary.hpp b/section5/Summary.hpp
@@ -38,14 +38,27 @@ class Summary final
     {
         lock_guard_type guard(m_lock);
 
-        m_sales[s.id()].inc_sold(s.sold());
-        m_sales[s.id()].inc_revenue(s.revenue());
+        const auto& id = s.id();
+
+        // not found
+        if (m_sales.find(id) == m_sales.end()) {
+            m_sales[id] = s;
+            return;
+        }
+
+        // found
+        m_sales[id].inc_sold(s.sold());
+        m_sales[id].inc_revenue(s.revenue());
     }
 
     minmax_sales_type minmax_sales() const
     {
         lock_guard_type guard(m_lock);
 
+        if (m_sales.empty()) {
+            return minmax_sales_type();
+        }
+
         // algorithm
         auto ret = std::minmax_element(
             std::begin(m_sales), std::end(m_sales),
diff --git a/section5/srv.cpp b/section5/srv.cpp
@@ -103,11 +103,15 @@ try
             std::this_thread::sleep_for(time_interval * 1s);
             //cout << "log_cycle" << endl;
 
+            //auto info = sum.minmax_sales();
+            //cout << "log_cycle get info" << endl;
+
             using json_t = nlohmann::json;
 
             json_t j;
 
             j["count"] = static_cast<int>(count);
+            j["minmax"] = sum.minmax_sales();//{info.first, info.second};
 
             auto res = cpr::Post(
                        cpr::Url{http_addr},
