1import { NativeModules } from 'react-native';
2const NativeProxy = NativeModules.NativeUnimoduleProxy;
3const modulesConstantsKey = 'modulesConstants';
4const exportedMethodsKey = 'exportedMethods';
5const NativeModulesProxy = {};
6if (NativeProxy) {
7    Object.keys(NativeProxy[exportedMethodsKey]).forEach((moduleName) => {
8        NativeModulesProxy[moduleName] = NativeProxy[modulesConstantsKey][moduleName] || {};
9        NativeProxy[exportedMethodsKey][moduleName].forEach((methodInfo) => {
10            NativeModulesProxy[moduleName][methodInfo.name] = (...args) => {
11                const { key, argumentsCount } = methodInfo;
12                if (argumentsCount !== args.length) {
13                    return Promise.reject(new Error(`Native method ${moduleName}.${methodInfo.name} expects ${argumentsCount} ${argumentsCount === 1 ? 'argument' : 'arguments'} but received ${args.length}`));
14                }
15                return NativeProxy.callMethod(moduleName, key, args);
16            };
17        });
18        // These are called by EventEmitter (which is a wrapper for NativeEventEmitter)
19        // only on iOS and they use iOS-specific native module, EXReactNativeEventEmitter.
20        //
21        // On Android only {start,stop}Observing are called on the native module
22        // and these should be exported as Expo methods.
23        //
24        // Before the RN 65, addListener/removeListeners weren't called on Android. However, it no longer stays true.
25        // See https://github.com/facebook/react-native/commit/f5502fbda9fe271ff6e1d0da773a3a8ee206a453.
26        // That's why, we check if the `EXReactNativeEventEmitter` exists and only if yes, we use it in the listener implementation.
27        // Otherwise, those methods are NOOP.
28        if (NativeModules.EXReactNativeEventEmitter) {
29            NativeModulesProxy[moduleName].addListener = (...args) => NativeModules.EXReactNativeEventEmitter.addProxiedListener(moduleName, ...args);
30            NativeModulesProxy[moduleName].removeListeners = (...args) => NativeModules.EXReactNativeEventEmitter.removeProxiedListeners(moduleName, ...args);
31        }
32        else {
33            // Fixes on Android:
34            // WARN  `new NativeEventEmitter()` was called with a non-null argument without the required `addListener` method.
35            // WARN  `new NativeEventEmitter()` was called with a non-null argument without the required `removeListeners` method.
36            NativeModulesProxy[moduleName].addListener = () => { };
37            NativeModulesProxy[moduleName].removeListeners = () => { };
38        }
39    });
40}
41else {
42    console.warn(`The "EXNativeModulesProxy" native module is not exported through NativeModules; verify that expo-modules-core's native code is linked properly`);
43}
44export default NativeModulesProxy;
45//# sourceMappingURL=NativeModulesProxy.native.js.map