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#include "storage/http_map_files_downloader.hpp"
#include "platform/platform.hpp"
#include "platform/servers_list.hpp"
#include "base/assert.hpp"
#include "std/bind.hpp"
#include "base/string_utils.hpp"
namespace
{
class ErrorHttpRequest : public downloader::HttpRequest
{
string m_filePath;
public:
ErrorHttpRequest(string const & filePath)
: HttpRequest(CallbackT(), CallbackT()), m_filePath(filePath)
{
m_status = EFailed;
}
virtual string const & Data() const { return m_filePath; }
};
} // anonymous namespace
namespace storage
{
HttpMapFilesDownloader::~HttpMapFilesDownloader()
{
ASSERT_THREAD_CHECKER(m_checker, ());
}
void HttpMapFilesDownloader::GetServersList(int64_t const mapVersion, string const & mapFileName,
TServersListCallback const & callback)
{
ASSERT_THREAD_CHECKER(m_checker, ());
m_request.reset(downloader::HttpRequest::PostJson(
GetPlatform().MetaServerUrl(), strings::to_string(mapVersion) + '/' + mapFileName,
bind(&HttpMapFilesDownloader::OnServersListDownloaded, this, callback, _1)));
}
void HttpMapFilesDownloader::DownloadMapFile(vector<string> const & urls, string const & path,
int64_t size,
TFileDownloadedCallback const & onDownloaded,
TDownloadingProgressCallback const & onProgress)
{
ASSERT_THREAD_CHECKER(m_checker, ());
m_request.reset(downloader::HttpRequest::GetFile(
urls, path, size, bind(&HttpMapFilesDownloader::OnMapFileDownloaded, this, onDownloaded, _1),
bind(&HttpMapFilesDownloader::OnMapFileDownloadingProgress, this, onProgress, _1)));
if (!m_request)
{
// Mark the end of download with error.
ErrorHttpRequest error(path);
OnMapFileDownloaded(onDownloaded, error);
}
}
MapFilesDownloader::TProgress HttpMapFilesDownloader::GetDownloadingProgress()
{
ASSERT_THREAD_CHECKER(m_checker, ());
ASSERT(nullptr != m_request, ());
return m_request->Progress();
}
bool HttpMapFilesDownloader::IsIdle()
{
ASSERT_THREAD_CHECKER(m_checker, ());
return m_request.get() == nullptr;
}
void HttpMapFilesDownloader::Reset()
{
ASSERT_THREAD_CHECKER(m_checker, ());
m_request.reset();
}
void HttpMapFilesDownloader::OnServersListDownloaded(TServersListCallback const & callback,
downloader::HttpRequest & request)
{
ASSERT_THREAD_CHECKER(m_checker, ());
vector<string> urls;
GetServerListFromRequest(request, urls);
callback(urls);
}
void HttpMapFilesDownloader::OnMapFileDownloaded(TFileDownloadedCallback const & onDownloaded,
downloader::HttpRequest & request)
{
ASSERT_THREAD_CHECKER(m_checker, ());
bool const success = request.Status() != downloader::HttpRequest::EFailed;
onDownloaded(success, request.Progress());
}
void HttpMapFilesDownloader::OnMapFileDownloadingProgress(
TDownloadingProgressCallback const & onProgress, downloader::HttpRequest & request)
{
ASSERT_THREAD_CHECKER(m_checker, ());
onProgress(request.Progress());
}
} // namespace storage
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