87 lines
2.7 KiB
C
87 lines
2.7 KiB
C
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/*
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* Copyright (c) Meta Platforms, Inc. and affiliates.
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*
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* This source code is licensed under the MIT license found in the
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* LICENSE file in the root directory of this source tree.
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*/
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#pragma once
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#include "WebSocketInterfaces.h"
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#include <chrono>
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#include <functional>
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#include <memory>
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#include <optional>
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#include <string>
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#include <string_view>
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namespace facebook::react::jsinspector_modern {
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class InspectorPackagerConnectionDelegate;
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/**
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* A platform-agnostic implementation of the "device" side of the React Native
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* inspector-proxy protocol. The protocol multiplexes one or more debugger
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* connections over a single socket.
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* InspectorPackagerConnection will automatically attempt to reconnect after a
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* delay if the connection fails or is lost.
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*/
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class InspectorPackagerConnection {
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public:
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/**
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* Creates a new connection instance. Connections start in the disconnected
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* state; connect() should be called to establish a connection.
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* \param url The WebSocket URL where the inspector-proxy server is listening.
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* \param deviceName The host device name.
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* \param appName The application name.
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* \param delegate An interface to platform-specific methods for creating a
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* WebSocket, scheduling async work, etc.
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*/
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InspectorPackagerConnection(
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std::string url,
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std::string deviceName,
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std::string appName,
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std::unique_ptr<InspectorPackagerConnectionDelegate> delegate);
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bool isConnected() const;
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void connect();
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void closeQuietly();
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void sendEventToAllConnections(std::string event);
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private:
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class Impl;
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const std::shared_ptr<Impl> impl_;
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};
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/**
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* An interface implemented by each supported platform to provide
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* platform-specific functionality required by InspectorPackagerConnection.
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*/
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class InspectorPackagerConnectionDelegate {
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public:
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virtual ~InspectorPackagerConnectionDelegate() = default;
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/**
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* Creates a new WebSocket connection. The WebSocket must be in a connected
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* state when created, and automatically disconnect when destroyed.
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*/
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virtual std::unique_ptr<IWebSocket> connectWebSocket(
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const std::string& url,
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std::weak_ptr<IWebSocketDelegate> delegate) = 0;
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/**
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* Schedules a function to run after a delay. If the function is called
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* asynchronously, the implementer of InspectorPackagerConnectionDelegate
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* is responsible for thread safety and should schedule the callback on
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* the inspector queue. The callback MAY be dropped and never called if no
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* further callbacks are being accepted, e.g. if the application is
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* terminating.
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*/
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virtual void scheduleCallback(
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std::function<void(void)> callback,
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std::chrono::milliseconds delayMs) = 0;
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};
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} // namespace facebook::react::jsinspector_modern
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