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#ifndef MBGL_STORAGE_RESPONSE
#define MBGL_STORAGE_RESPONSE
#include <mbgl/util/chrono.hpp>
#include <mbgl/util/optional.hpp>
#include <string>
#include <memory>
namespace mbgl {
class Response {
public:
Response() = default;
Response(const Response&);
Response& operator=(const Response&);
public:
class Error;
// When this object is empty, the response was successful.
std::unique_ptr<const Error> error;
// This is set to true for 204 Not Modified responses, and, for backward compatibility,
// for 404 Not Found responses for tiles.
bool noContent = false;
// This is set to true for 304 Not Modified responses.
bool notModified = false;
// The actual data of the response. Present only for non-error, non-notModified responses.
std::shared_ptr<const std::string> data;
optional<Timestamp> modified;
optional<Timestamp> expires;
optional<std::string> etag;
};
class Response::Error {
public:
enum class Reason : uint8_t {
Success = 1,
NotFound = 2,
Server = 3,
Connection = 4,
Other = 6,
} reason = Reason::Other;
// An error message from the request handler, e.g. a server message or a system message
// informing the user about the reason for the failure.
std::string message;
public:
Error(Reason, const std::string& = "");
};
std::ostream& operator<<(std::ostream&, Response::Error::Reason);
} // namespace mbgl
#endif
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