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#pragma once
#include "../../PreConfig.h"
#ifdef CRU_PLATFORM_EMSCRIPTEN
#include "../../io/Stream.h"
#include "cru/common/io/OpenFileFlag.h"
namespace cru::platform::web {
/**
* \remark Web just hates filesystems. But luckily emscripten just creates a
* good simulation of it. All we need to do is to use the C api and let
* emscripten take care of it for us.
*/
class WebFileStream : public io::Stream {
public:
WebFileStream(String path, io::OpenFileFlag flags);
~WebFileStream() override;
public:
bool CanSeek() override;
Index Seek(Index offset, SeekOrigin origin = SeekOrigin::Current) override;
bool CanRead() override;
Index Read(std::byte* buffer, Index offset, Index size) override;
using Stream::Read;
bool CanWrite() override;
Index Write(const std::byte* buffer, Index offset, Index size) override;
using Stream::Write;
void Close() override;
private:
String path_;
io::OpenFileFlag flags_;
FILE* file_;
};
} // namespace cru::platform::web
#endif
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