Ticket 37. RESETABLE<time_t>changePolicyTimeout field declared in the struct

[stg.git] / projects / stargazer / tariff_impl.cpp

diff --git a/projects/stargazer/tariff_impl.cpp b/projects/stargazer/tariff_impl.cpp
index c6785cead85c26f71ea5e273014f0d71428a8d5f..a3084fbcd810c781fdd895be95c6148b797400f1 100644 (file)
--- a/projects/stargazer/tariff_impl.cpp
+++ b/projects/stargazer/tariff_impl.cpp
@@ -145,3 +145,24 @@ else
     return tariffData.dirPrice[dir].priceDayA;
 }
 //-----------------------------------------------------------------------------
     return tariffData.dirPrice[dir].priceDayA;
 }
 //-----------------------------------------------------------------------------

+std::string TARIFF_IMPL::TariffChangeIsAllowed(const TARIFF & to) const
+{
+switch (GetChangePolicy())
+    {
+    case TARIFF::ALLOW:
+        return "";
+    case TARIFF::TO_CHEAP:
+        if (to.GetFee() < GetFee())
+            return "";
+        else
+            return "New tariff '" + to.GetName() + "' is more expensive than current tariff '" + GetName() + "'. The policy is '" + TARIFF::ChangePolicyToString(GetChangePolicy()) + "'.";
+    case TARIFF::TO_EXPENSIVE:
+        if (to.GetFee() >= GetFee())
+            return "";
+        else
+            return "New tariff '" + to.GetName() + "' is more cheap than current tariff '" + GetName() + "'. The policy is '" + TARIFF::ChangePolicyToString(GetChangePolicy()) + "'.";
+    case TARIFF::DENY:
+        return "Current tariff '" + GetName() + "', new tariff '" + to.GetName() + "'. The policy is '" + TARIFF::ChangePolicyToString(GetChangePolicy()) + "'.";
+    }
+}
+//-----------------------------------------------------------------------------