mirror of
https://github.com/kidfromjupiter/nearby.git
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129 lines
4.8 KiB
C++
129 lines
4.8 KiB
C++
// Copyright 2022 Google LLC
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// https://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#ifndef THIRD_PARTY_NEARBY_SHARING_OUTGOING_SHARE_SESSION_H_
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#define THIRD_PARTY_NEARBY_SHARING_OUTGOING_SHARE_SESSION_H_
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#include <cstdint>
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#include <filesystem> // NOLINT
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#include <functional>
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#include <optional>
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#include <string>
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#include <utility>
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#include <vector>
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#include "sharing/internal/public/context.h"
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#include "sharing/nearby_connection.h"
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#include "sharing/nearby_connections_manager.h"
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#include "sharing/nearby_connections_types.h"
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#include "sharing/nearby_file_handler.h"
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#include "sharing/share_session.h"
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#include "sharing/share_target.h"
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#include "sharing/transfer_metadata.h"
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namespace nearby::sharing {
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// A description of the outgoing connection to a remote device.
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class OutgoingShareTargetInfo : public ShareTargetInfo {
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public:
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OutgoingShareTargetInfo(std::string endpoint_id,
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const ShareTarget& share_target,
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std::function<void(OutgoingShareTargetInfo&,
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const TransferMetadata&)>
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transfer_update_callback);
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OutgoingShareTargetInfo(OutgoingShareTargetInfo&&);
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OutgoingShareTargetInfo& operator=(OutgoingShareTargetInfo&&);
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~OutgoingShareTargetInfo() override;
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bool IsIncoming() const override { return false; }
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const std::optional<std::string>& obfuscated_gaia_id() const {
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return obfuscated_gaia_id_;
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}
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void set_obfuscated_gaia_id(std::string obfuscated_gaia_id) {
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obfuscated_gaia_id_ = std::move(obfuscated_gaia_id);
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}
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const std::vector<Payload>& text_payloads() const { return text_payloads_; }
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const std::vector<Payload>& wifi_credentials_payloads() const {
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return wifi_credentials_payloads_;
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}
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const std::vector<Payload>& file_payloads() const { return file_payloads_; }
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Status connection_layer_status() const { return connection_layer_status_; }
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void set_connection_layer_status(Status status) {
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connection_layer_status_ = status;
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}
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std::vector<std::filesystem::path> GetFilePaths() const;
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void CreateTextPayloads();
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void CreateWifiCredentialsPayloads();
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// Create file payloads and update the file size of all file attachments.
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// The list of file infos must be sorted in the same order as the file
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// attachments in the share target.
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// Returns true if all file payloads are created successfully.
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bool CreateFilePayloads(
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const std::vector<NearbyFileHandler::FileInfo>& files);
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// Create a payload status listener to send status change to
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// |update_callback|. Send all payloads to NearbyConnectionManager.
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void SendAllPayloads(
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Context* context, NearbyConnectionsManager& connection_manager,
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std::function<void(int64_t, TransferMetadata)> update_callback);
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// Create a payload status listener to send status change to
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// |update_callback|.
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void InitSendPayload(
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Context* context, NearbyConnectionsManager& connection_manager,
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std::function<void(int64_t, TransferMetadata)> update_callback);
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// Send the next payload to NearbyConnectionManager.
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void SendNextPayload(NearbyConnectionsManager& connection_manager);
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void WriteProgressUpdateFrame(std::optional<bool> start_transfer,
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std::optional<float> progress);
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// Returns true if the introduction frame is written successfully.
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bool WriteIntroductionFrame();
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protected:
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void InvokeTransferUpdateCallback(const TransferMetadata& metadata) override;
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bool OnNewConnection(NearbyConnection* connection) override;
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private:
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std::vector<Payload> ExtractTextPayloads();
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std::vector<Payload> ExtractFilePayloads();
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std::vector<Payload> ExtractWifiCredentialsPayloads();
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std::optional<Payload> ExtractNextPayload();
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bool FillIntroductionFrame(
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nearby::sharing::service::proto::IntroductionFrame* introduction) const;
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std::optional<std::string> obfuscated_gaia_id_;
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// All payloads are in the same order as the attachments in the share target.
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std::vector<Payload> text_payloads_;
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std::vector<Payload> file_payloads_;
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std::vector<Payload> wifi_credentials_payloads_;
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Status connection_layer_status_;
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std::function<void(OutgoingShareTargetInfo&, const TransferMetadata&)>
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transfer_update_callback_;
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};
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} // namespace nearby::sharing
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#endif // THIRD_PARTY_NEARBY_SHARING_OUTGOING_SHARE_SESSION_H_
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