@metamask/snaps-rpc-methods
Version:
MetaMask Snaps JSON-RPC method implementations
42 lines • 1.49 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
exports.getWebSocketsHandler = void 0;
const rpc_errors_1 = require("@metamask/rpc-errors");
const endowments_1 = require("../endowments/index.cjs");
const hookNames = {
hasPermission: true,
getWebSockets: true,
};
/**
* Handler for the `snap_getWebSockets` method.
*/
exports.getWebSocketsHandler = {
methodNames: ['snap_getWebSockets'],
implementation: getWebSocketsImplementation,
hookNames,
};
/**
* The `snap_getWebSockets` method implementation.
*
* @param _req - The JSON-RPC request object. Not used by this function.
* @param res - The JSON-RPC response object.
* @param _next - The `json-rpc-engine` "next" callback. Not used by this function.
* @param end - The `json-rpc-engine` "end" callback.
* @param hooks - The RPC method hooks.
* @param hooks.hasPermission - The function to check if a snap has the `endowment:network-access` permission.
* @param hooks.getWebSockets - The function to get the connected WebSockets for the origin.
* @returns Nothing.
*/
function getWebSocketsImplementation(_req, res, _next, end, { hasPermission, getWebSockets }) {
if (!hasPermission(endowments_1.SnapEndowments.NetworkAccess)) {
return end(rpc_errors_1.providerErrors.unauthorized());
}
try {
res.result = getWebSockets();
}
catch (error) {
return end(error);
}
return end();
}
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