1 /*
2  * Copyright (c) Meta Platforms, Inc. and affiliates.
3  *
4  * This source code is licensed under the MIT license found in the
5  * LICENSE file in the root directory of this source tree.
6  */
7 
8 #pragma once
9 
10 #include <string>
11 #include <vector>
12 
13 #include <folly/Optional.h>
14 #include <folly/dynamic.h>
15 
16 namespace ABI47_0_0facebook {
17 namespace ABI47_0_0React {
18 
19 struct MethodDescriptor {
20   std::string name;
21   // type is one of js MessageQueue.MethodTypes
22   std::string type;
23 
MethodDescriptorMethodDescriptor24   MethodDescriptor(std::string n, std::string t)
25       : name(std::move(n)), type(std::move(t)) {}
26 };
27 
28 using MethodCallResult = folly::Optional<folly::dynamic>;
29 
30 class NativeModule {
31  public:
~NativeModule()32   virtual ~NativeModule() {}
33   virtual std::string getName() = 0;
34   virtual std::string getSyncMethodName(unsigned int methodId) = 0;
35   virtual std::vector<MethodDescriptor> getMethods() = 0;
36   virtual folly::dynamic getConstants() = 0;
37   virtual void
38   invoke(unsigned int ABI47_0_0ReactMethodId, folly::dynamic &&params, int callId) = 0;
39   virtual MethodCallResult callSerializableNativeHook(
40       unsigned int ABI47_0_0ReactMethodId,
41       folly::dynamic &&args) = 0;
42 };
43 
44 } // namespace ABI47_0_0React
45 } // namespace ABI47_0_0facebook
46