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49 lines
1.5 KiB
49 lines
1.5 KiB
import { MESSAGE_TYPE } from '../../../../../shared/constants/app';
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/**
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* This RPC method gets background state relevant to the provider.
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* The background sends RPC notifications on state changes, but the provider
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* first requests state on initialization.
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*/
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const getProviderState = {
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methodNames: [MESSAGE_TYPE.GET_PROVIDER_STATE],
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implementation: getProviderStateHandler,
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hookNames: {
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getProviderState: true,
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},
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};
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export default getProviderState;
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/**
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* @typedef {Object} ProviderStateHandlerResult
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* @property {string} chainId - The current chain ID.
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* @property {boolean} isUnlocked - Whether the extension is unlocked or not.
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* @property {string} networkVersion - The current network ID.
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*/
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/**
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* @typedef {Object} ProviderStateHandlerOptions
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* @property {() => ProviderStateHandlerResult} getProviderState - A function that
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* gets the current provider state.
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*/
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/**
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* @param {import('json-rpc-engine').JsonRpcRequest<[]>} req - The JSON-RPC request object.
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* @param {import('json-rpc-engine').JsonRpcResponse<ProviderStateHandlerResult>} res - The JSON-RPC response object.
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* @param {Function} _next - The json-rpc-engine 'next' callback.
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* @param {Function} end - The json-rpc-engine 'end' callback.
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* @param {ProviderStateHandlerOptions} options
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*/
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async function getProviderStateHandler(
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req,
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res,
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_next,
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end,
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{ getProviderState: _getProviderState },
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) {
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res.result = {
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...(await _getProviderState(req.origin)),
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};
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return end();
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}
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