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// Copyright 2020 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef CHROME_BROWSER_NEARBY_SHARING_TRANSFER_METADATA_H_
#define CHROME_BROWSER_NEARBY_SHARING_TRANSFER_METADATA_H_
#include <optional>
#include <string>
#include "chrome/browser/ui/webui/nearby_share/nearby_share.mojom.h"
// Metadata about an ongoing transfer. Wraps transient data like status and
// progress. This is used to refresh the UI with error messages and show
// notifications so additions should be explicitly handled on the frontend.
class TransferMetadata {
public:
enum class Status {
kUnknown,
kConnecting,
kAwaitingLocalConfirmation,
kAwaitingRemoteAcceptance,
kAwaitingRemoteAcceptanceFailed,
kInProgress,
kComplete,
kFailed,
kRejected,
kCancelled,
kTimedOut,
kMediaUnavailable,
kMediaDownloading,
kNotEnoughSpace,
kUnsupportedAttachmentType,
kExternalProviderLaunched,
kDecodeAdvertisementFailed,
kMissingTransferUpdateCallback,
kMissingShareTarget,
kMissingEndpointId,
kMissingPayloads,
kPairedKeyVerificationFailed,
kInvalidIntroductionFrame,
kIncompletePayloads,
kFailedToCreateShareTarget,
kFailedToInitiateOutgoingConnection,
kFailedToReadOutgoingConnectionResponse,
kUnexpectedDisconnection,
kMaxValue = kUnexpectedDisconnection
};
enum class Result {
kIndeterminate,
kSuccess,
kFailure,
kMaxValue = kFailure
};
static bool IsFinalStatus(Status status);
static Result ToResult(Status status);
static std::string StatusToString(TransferMetadata::Status status);
static nearby_share::mojom::TransferStatus StatusToMojo(Status status);
TransferMetadata(Status status,
float progress,
std::optional<std::string> token,
bool is_original,
bool is_final_status);
~TransferMetadata();
TransferMetadata(const TransferMetadata&);
TransferMetadata& operator=(const TransferMetadata&);
Status status() const { return status_; }
// Returns transfer progress as percentage.
float progress() const { return progress_; }
// Represents the UKey2 token from Nearby Connection. std::nullopt if no
// UKey2 comparison is needed for this transfer.
const std::optional<std::string>& token() const { return token_; }
// True if this |TransferMetadata| has not been seen.
bool is_original() const { return is_original_; }
// True if this |TransferMetadata| is the last status for this transfer.
bool is_final_status() const { return is_final_status_; }
nearby_share::mojom::TransferMetadataPtr ToMojo() const;
private:
Status status_;
float progress_;
std::optional<std::string> token_;
bool is_original_;
bool is_final_status_;
};
#endif // CHROME_BROWSER_NEARBY_SHARING_TRANSFER_METADATA_H_
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