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#pragma once
#include "storage/index.hpp"
#include "std/cstdint.hpp"
#include "std/function.hpp"
#include "std/string.hpp"
#include "std/utility.hpp"
namespace storage
{
/// Inner status which is used inside Storage class
enum class Status : uint8_t
{
EUndefined = 0,
EOnDisk, /**< Downloaded mwm(s) is up to date. No need to update it. */
ENotDownloaded, /**< Mwm can be download but not downloaded yet. */
EDownloadFailed, /**< Downloading failed because no internet connection. */
EDownloading, /**< Downloading a new mwm or updating an old one. */
EInQueue, /**< A mwm is waiting for downloading in the queue. */
EUnknown, /**< Downloading failed because of unknown error. */
EOnDiskOutOfDate, /**< An update for a downloaded mwm is ready according to counties.txt. */
EOutOfMemFailed, /**< Downloading failed because it's not enough memory */
};
string DebugPrint(Status status);
/// \note The order of enum items is important. It is used in Storage::NodeStatus method.
/// If it's necessary to add more statuses it's better to add to the end.
enum class NodeStatus
{
Undefined,
Downloading, /**< Downloading a new mwm or updating an old one. */
InQueue, /**< An mwm is waiting for downloading in the queue. */
Error, /**< An error happened while downloading */
OnDiskOutOfDate, /**< An update for a downloaded mwm is ready according to counties.txt. */
OnDisk, /**< Downloaded mwm(s) is up to date. No need to update it. */
NotDownloaded, /**< An mwm can be downloaded but not downloaded yet. */
Partly, /**< Leafs of group node has a mix of NotDownloaded and OnDisk status. */
};
string DebugPrint(NodeStatus status);
enum class NodeErrorCode
{
NoError,
UnknownError, /**< Downloading failed because of unknown error. */
OutOfMemFailed, /**< Downloading failed because it's not enough memory */
NoInetConnection, /**< Downloading failed because internet connection was interrupted */
};
string DebugPrint(NodeErrorCode status);
struct StatusAndError
{
StatusAndError(NodeStatus nodeStatus, NodeErrorCode nodeError) :
status(nodeStatus), error(nodeError) {}
bool operator==(StatusAndError const & other)
{
return other.status == status && other.error == error;
}
NodeStatus status;
NodeErrorCode error;
};
string DebugPrint(StatusAndError statusAndError);
StatusAndError ParseStatus(Status innerStatus);
} // namespace storage
using TDownloadFn = function<void (storage::TCountryId const &)>;
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