Cell trend volume scan times

wxdata/source/scwx/wsr88d/rpg/cell_trend_volume_scan_times.cpp

@@ -0,0 +1,151 @@
+#include <scwx/wsr88d/rpg/cell_trend_volume_scan_times.hpp>
+
+#include <istream>
+#include <string>
+
+#include <boost/log/trivial.hpp>
+
+namespace scwx
+{
+namespace wsr88d
+{
+namespace rpg
+{
+
+static const std::string logPrefix_ =
+   "[scwx::wsr88d::rpg::cell_trend_volume_scan_times] ";
+
+class CellTrendVolumeScanTimesImpl
+{
+public:
+   explicit CellTrendVolumeScanTimesImpl() :
+       packetCode_ {0},
+       lengthOfBlock_ {0},
+       numberOfVolumes_ {0},
+       latestVolumePointer_ {0},
+       volumeTime_ {}
+   {
+   }
+   ~CellTrendVolumeScanTimesImpl() = default;
+
+   uint16_t packetCode_;
+   uint16_t lengthOfBlock_;
+   uint16_t numberOfVolumes_;
+   uint16_t latestVolumePointer_;
+
+   std::vector<uint16_t> volumeTime_;
+};
+
+CellTrendVolumeScanTimes::CellTrendVolumeScanTimes() :
+    p(std::make_unique<CellTrendVolumeScanTimesImpl>())
+{
+}
+CellTrendVolumeScanTimes::~CellTrendVolumeScanTimes() = default;
+
+CellTrendVolumeScanTimes::CellTrendVolumeScanTimes(
+   CellTrendVolumeScanTimes&&) noexcept                     = default;
+CellTrendVolumeScanTimes& CellTrendVolumeScanTimes::operator=(
+   CellTrendVolumeScanTimes&&) noexcept = default;
+
+uint16_t CellTrendVolumeScanTimes::packet_code() const
+{
+   return p->packetCode_;
+}
+
+uint16_t CellTrendVolumeScanTimes::length_of_block() const
+{
+   return p->lengthOfBlock_;
+}
+
+uint16_t CellTrendVolumeScanTimes::number_of_volumes() const
+{
+   return p->numberOfVolumes_;
+}
+
+uint16_t CellTrendVolumeScanTimes::latest_volume_pointer() const
+{
+   return p->latestVolumePointer_;
+}
+
+uint16_t CellTrendVolumeScanTimes::volume_time(uint16_t v) const
+{
+   return p->volumeTime_[v];
+}
+
+size_t CellTrendVolumeScanTimes::data_size() const
+{
+   return p->lengthOfBlock_ + 4u;
+}
+
+bool CellTrendVolumeScanTimes::Parse(std::istream& is)
+{
+   bool blockValid = true;
+
+   std::streampos isBegin = is.tellg();
+
+   is.read(reinterpret_cast<char*>(&p->packetCode_), 2);
+   is.read(reinterpret_cast<char*>(&p->lengthOfBlock_), 2);
+   is.read(reinterpret_cast<char*>(&p->numberOfVolumes_), 2);
+
+   p->packetCode_      = ntohs(p->packetCode_);
+   p->lengthOfBlock_   = ntohs(p->lengthOfBlock_);
+   p->numberOfVolumes_ = ntohs(p->numberOfVolumes_);
+
+   if (is.eof())
+   {
+      BOOST_LOG_TRIVIAL(debug) << logPrefix_ << "Reached end of file";
+      blockValid = false;
+   }
+   else
+   {
+      if (p->packetCode_ != 22)
+      {
+         BOOST_LOG_TRIVIAL(warning)
+            << logPrefix_ << "Invalid packet code: " << p->packetCode_;
+         blockValid = false;
+      }
+      else if (p->lengthOfBlock_ < 4 || p->lengthOfBlock_ > 22)
+      {
+         BOOST_LOG_TRIVIAL(warning)
+            << logPrefix_ << "Invalid length of block: " << p->packetCode_;
+         blockValid = false;
+      }
+   }
+
+   if (blockValid)
+   {
+      p->volumeTime_.resize(p->numberOfVolumes_);
+
+      is.read(reinterpret_cast<char*>(p->volumeTime_.data()),
+              p->numberOfVolumes_ * 2u);
+
+      SwapVector(p->volumeTime_);
+   }
+
+   std::streampos isEnd = is.tellg();
+
+   if (!ValidateMessage(is, isEnd - isBegin))
+   {
+      blockValid = false;
+   }
+
+   return blockValid;
+}
+
+std::shared_ptr<CellTrendVolumeScanTimes>
+CellTrendVolumeScanTimes::Create(std::istream& is)
+{
+   std::shared_ptr<CellTrendVolumeScanTimes> packet =
+      std::make_shared<CellTrendVolumeScanTimes>();
+
+   if (!packet->Parse(is))
+   {
+      packet.reset();
+   }
+
+   return packet;
+}
+
+} // namespace rpg
+} // namespace wsr88d
+} // namespace scwx

wxdata/source/scwx/wsr88d/rpg/packet_factory.cpp

@@ -1,6 +1,7 @@
 #include <scwx/wsr88d/rpg/packet_factory.hpp>
 
 #include <scwx/wsr88d/rpg/cell_trend_data_packet.hpp>
+#include <scwx/wsr88d/rpg/cell_trend_volume_scan_times.hpp>
 #include <scwx/wsr88d/rpg/digital_precipitation_data_array_packet.hpp>
 #include <scwx/wsr88d/rpg/digital_radial_data_array_packet.hpp>
 #include <scwx/wsr88d/rpg/generic_data_packet.hpp>
@@ -61,6 +62,7 @@ static const std::unordered_map<uint16_t, CreateMessageFunction> create_ {
    {19, HdaHailSymbolPacket::Create},
    {20, PointFeatureSymbolPacket::Create},
    {21, CellTrendDataPacket::Create},
+   {22, CellTrendVolumeScanTimes::Create},
    {23, ScitForecastDataPacket::Create},
    {24, ScitForecastDataPacket::Create},
    {25, StiCircleSymbolPacket::Create},