mirror of
https://github.com/ciphervance/supercell-wx.git
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107 lines
2.9 KiB
C++
107 lines
2.9 KiB
C++
#include <scwx/provider/aws_level3_data_provider.hpp>
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#include <scwx/common/sites.hpp>
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#include <scwx/util/logger.hpp>
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#include <scwx/util/time.hpp>
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#include <fmt/chrono.h>
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#include <fmt/format.h>
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namespace scwx
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{
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namespace provider
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{
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static const std::string logPrefix_ =
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"scwx::provider::aws_level3_data_provider";
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static const auto logger_ = util::Logger::Create(logPrefix_);
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static const std::string kDefaultBucketName_ = "unidata-nexrad-level3";
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static const std::string kDefaultRegion_ = "us-east-1";
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class AwsLevel3DataProvider::Impl
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{
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public:
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explicit Impl(const std::string& radarSite, const std::string& product) :
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radarSite_ {radarSite},
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siteId_ {common::GetSiteId(radarSite_)},
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product_ {product}
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{
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}
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~Impl() {}
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std::string radarSite_;
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std::string siteId_;
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std::string product_;
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};
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AwsLevel3DataProvider::AwsLevel3DataProvider(const std::string& radarSite,
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const std::string& product) :
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AwsLevel3DataProvider(
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radarSite, product, kDefaultBucketName_, kDefaultRegion_)
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{
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}
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AwsLevel3DataProvider::AwsLevel3DataProvider(const std::string& radarSite,
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const std::string& product,
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const std::string& bucketName,
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const std::string& region) :
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AwsNexradDataProvider(radarSite, bucketName, region),
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p(std::make_unique<Impl>(radarSite, product))
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{
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}
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AwsLevel3DataProvider::~AwsLevel3DataProvider() = default;
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AwsLevel3DataProvider::AwsLevel3DataProvider(AwsLevel3DataProvider&&) noexcept =
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default;
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AwsLevel3DataProvider&
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AwsLevel3DataProvider::operator=(AwsLevel3DataProvider&&) noexcept = default;
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std::string
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AwsLevel3DataProvider::GetPrefix(std::chrono::system_clock::time_point date)
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{
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return fmt::format(
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"{0}_{1}_{2:%Y_%m_%d}_", p->siteId_, p->product_, fmt::gmtime(date));
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}
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std::chrono::system_clock::time_point
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AwsLevel3DataProvider::GetTimePointByKey(const std::string& key) const
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{
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return GetTimePointFromKey(key);
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}
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std::chrono::system_clock::time_point
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AwsLevel3DataProvider::GetTimePointFromKey(const std::string& key)
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{
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std::chrono::system_clock::time_point time {};
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constexpr size_t offset = 8;
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// Filename format is GGG_PPP_YYYY_MM_DD_HH_MM_SS
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static constexpr size_t formatSize =
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std::string("YYYY_MM_DD_HH_MM_SS").size();
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if (key.size() >= offset + formatSize)
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{
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using namespace std::chrono;
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static const std::string timeFormat {"%Y_%m_%d_%H_%M_%S"};
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std::string timeStr {key.substr(offset, formatSize)};
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std::istringstream in {timeStr};
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in >> parse(timeFormat, time);
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if (in.fail())
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{
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logger_->warn("Invalid time: \"{}\"", timeStr);
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}
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}
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else
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{
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logger_->warn("Time not parsable from key: \"{}\"", key);
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}
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return time;
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}
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} // namespace provider
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} // namespace scwx
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