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Don't continue to refresh level 2 data if no data is present

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This commit is contained in:
Dan Paulat 2022-05-30 10:55:52 -05:00
parent 70b8f78eb5
commit 5cfab59977
4 changed files with 21 additions and 10 deletions
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10
scwx-qt/source/scwx/qt/manager/radar_product_manager.cpp
View file

@ -304,7 +304,7 @@ void RadarProductManagerImpl::RefreshLevel2Data()
util::async(
[&]()
{
size_t newObjects = level2DataProvider_->Refresh();
auto [newObjects, totalObjects] = level2DataProvider_->Refresh();
std::chrono::milliseconds interval = kRetryInterval_;
@ -325,11 +325,17 @@ void RadarProductManagerImpl::RefreshLevel2Data()
emit self_->NewLevel2DataAvailable(latestTime);
}
else if (level2DataRefreshEnabled_ && totalObjects == 0)
{
logger_->info("No level 2 data found, disabling refresh");
std::unique_lock lock(level2DataRefreshTimerMutex_);
level2DataRefreshEnabled_ = false;
}
if (level2DataRefreshEnabled_)
{
std::unique_lock lock(level2DataRefreshTimerMutex_);
logger_->debug(
"Scheduled refresh in {:%M:%S}",
std::chrono::duration_cast<std::chrono::seconds>(interval));

2
wxdata/include/scwx/provider/aws_nexrad_data_provider.hpp
View file

@ -34,7 +34,7 @@ public:
std::pair<size_t, size_t>
ListObjects(std::chrono::system_clock::time_point date);
std::shared_ptr<wsr88d::NexradFile> LoadObjectByKey(const std::string& key);
size_t Refresh();
std::pair<size_t, size_t> Refresh();
protected:
virtual std::string

6
wxdata/include/scwx/provider/nexrad_data_provider.hpp
View file

@ -84,9 +84,11 @@ public:
* no objects have been added to the cache for the current date, the previous
* date is also queried for data.
*
* @return New objects found
* @return - New objects found
* - Total objects found
*/
virtual size_t Refresh() = 0;
virtual std::pair<size_t, size_t> Refresh() = 0;
/**
* Convert the object key to a time point.

13
wxdata/source/scwx/provider/aws_nexrad_data_provider.cpp
View file

@ -237,7 +237,7 @@ AwsNexradDataProvider::LoadObjectByKey(const std::string& key)
return nexradFile;
}
size_t AwsNexradDataProvider::Refresh()
std::pair<size_t, size_t> AwsNexradDataProvider::Refresh()
{
using namespace std::chrono;
@ -251,14 +251,16 @@ size_t AwsNexradDataProvider::Refresh()
std::unique_lock lock(refreshMutex);
size_t totalNewObjects = 0;
size_t allNewObjects = 0;
size_t allTotalObjects = 0;
// If we haven't gotten any objects from today, first list objects for
// yesterday, to ensure we haven't missed any objects near midnight
if (refreshDate < today)
{
auto [newObjects, totalObjects] = ListObjects(yesterday);
totalNewObjects = newObjects;
allNewObjects = newObjects;
allTotalObjects = totalObjects;
if (totalObjects > 0)
{
refreshDate = yesterday;
@ -266,13 +268,14 @@ size_t AwsNexradDataProvider::Refresh()
}
auto [newObjects, totalObjects] = ListObjects(today);
totalNewObjects += newObjects;
allNewObjects += newObjects;
allTotalObjects += totalObjects;
if (totalObjects > 0)
{
refreshDate = today;
}
return totalNewObjects;
return std::make_pair(allNewObjects, allTotalObjects);
}
void AwsNexradDataProvider::Impl::PruneObjects()