Add initial AWS Level 2 Data Provider

wxdata/include/scwx/provider/aws_level2_data_provider.hpp

@@ -0,0 +1,40 @@
+#pragma once
+
+#include <scwx/wsr88d/ar2v_file.hpp>
+
+#include <chrono>
+#include <memory>
+#include <string>
+
+namespace scwx
+{
+namespace provider
+{
+
+class AwsLevel2DataProviderImpl;
+
+class AwsLevel2DataProvider
+{
+public:
+   explicit AwsLevel2DataProvider(const std::string& radarSite);
+   explicit AwsLevel2DataProvider(const std::string& radarSite,
+                                  const std::string& bucketName,
+                                  const std::string& region);
+   ~AwsLevel2DataProvider();
+
+   AwsLevel2DataProvider(const AwsLevel2DataProvider&) = delete;
+   AwsLevel2DataProvider& operator=(const AwsLevel2DataProvider&) = delete;
+
+   AwsLevel2DataProvider(AwsLevel2DataProvider&&) noexcept;
+   AwsLevel2DataProvider& operator=(AwsLevel2DataProvider&&) noexcept;
+
+   void ListObjects(std::chrono::system_clock::time_point date);
+   std::shared_ptr<wsr88d::Ar2vFile> LoadObjectByKey(const std::string& key);
+   void                              Refresh();
+
+private:
+   std::unique_ptr<AwsLevel2DataProviderImpl> p;
+};
+
+} // namespace provider
+} // namespace scwx