@slide-computer/signer-web
Version:
JavaScript and TypeScript library to communicate with web signers on the Internet Computer
75 lines • 4.73 kB
JavaScript
;
var __classPrivateFieldSet = (this && this.__classPrivateFieldSet) || function (receiver, state, value, kind, f) {
if (kind === "m") throw new TypeError("Private method is not writable");
if (kind === "a" && !f) throw new TypeError("Private accessor was defined without a setter");
if (typeof state === "function" ? receiver !== state || !f : !state.has(receiver)) throw new TypeError("Cannot write private member to an object whose class did not declare it");
return (kind === "a" ? f.call(receiver, value) : f ? f.value = value : state.set(receiver, value)), value;
};
var __classPrivateFieldGet = (this && this.__classPrivateFieldGet) || function (receiver, state, kind, f) {
if (kind === "a" && !f) throw new TypeError("Private accessor was defined without a getter");
if (typeof state === "function" ? receiver !== state || !f : !state.has(receiver)) throw new TypeError("Cannot read private member from an object whose class did not declare it");
return kind === "m" ? f : kind === "a" ? f.call(receiver) : f ? f.value : state.get(receiver);
};
var _HeartbeatServer_instances, _HeartbeatServer_options, _HeartbeatServer_establish, _HeartbeatServer_maintain, _HeartbeatServer_receiveStatusRequest, _HeartbeatServer_sendReadyResponse;
Object.defineProperty(exports, "__esModule", { value: true });
exports.HeartbeatServer = void 0;
const signer_1 = require("@slide-computer/signer");
class HeartbeatServer {
constructor(options) {
_HeartbeatServer_instances.add(this);
_HeartbeatServer_options.set(this, void 0);
__classPrivateFieldSet(this, _HeartbeatServer_options, Object.assign({ establishTimeout: 10000, disconnectTimeout: 2000, window: globalThis.window }, options), "f");
__classPrivateFieldGet(this, _HeartbeatServer_instances, "m", _HeartbeatServer_establish).call(this);
}
}
exports.HeartbeatServer = HeartbeatServer;
_HeartbeatServer_options = new WeakMap(), _HeartbeatServer_instances = new WeakSet(), _HeartbeatServer_establish = function _HeartbeatServer_establish() {
// Establish communication channel if a request is received
const listener = __classPrivateFieldGet(this, _HeartbeatServer_instances, "m", _HeartbeatServer_receiveStatusRequest).call(this, (request) => {
if (!request.source) {
return;
}
listener();
clearTimeout(timeout);
__classPrivateFieldGet(this, _HeartbeatServer_options, "f").onEstablish(request.origin, request.source);
__classPrivateFieldGet(this, _HeartbeatServer_instances, "m", _HeartbeatServer_maintain).call(this, request.origin, request.source);
});
// Init timeout
const timeout = setTimeout(() => {
listener();
__classPrivateFieldGet(this, _HeartbeatServer_options, "f").onEstablishTimeout();
}, __classPrivateFieldGet(this, _HeartbeatServer_options, "f").establishTimeout);
}, _HeartbeatServer_maintain = function _HeartbeatServer_maintain(origin, source) {
let timeout;
// Clear existing timeout (if any) and create a new one
const resetTimeout = () => {
clearTimeout(timeout);
timeout = setTimeout(() => {
listener();
__classPrivateFieldGet(this, _HeartbeatServer_options, "f").onDisconnect();
}, __classPrivateFieldGet(this, _HeartbeatServer_options, "f").disconnectTimeout);
};
// Init timeout and start sending messages
resetTimeout();
// Reset disconnect timeout and send response if a request is received
const listener = __classPrivateFieldGet(this, _HeartbeatServer_instances, "m", _HeartbeatServer_receiveStatusRequest).call(this, (request) => {
if (request.origin === origin &&
request.source === source &&
request.data.id !== undefined) {
resetTimeout();
__classPrivateFieldGet(this, _HeartbeatServer_instances, "m", _HeartbeatServer_sendReadyResponse).call(this, request.data.id, request.source);
}
});
}, _HeartbeatServer_receiveStatusRequest = function _HeartbeatServer_receiveStatusRequest(handler) {
const listener = (event) => {
if ((0, signer_1.isJsonRpcRequest)(event.data) &&
event.data.method === "icrc29_status") {
handler(event);
}
};
__classPrivateFieldGet(this, _HeartbeatServer_options, "f").window.addEventListener("message", listener);
return () => __classPrivateFieldGet(this, _HeartbeatServer_options, "f").window.removeEventListener("message", listener);
}, _HeartbeatServer_sendReadyResponse = function _HeartbeatServer_sendReadyResponse(id, source) {
source.postMessage({ jsonrpc: "2.0", id, result: "ready" });
};
//# sourceMappingURL=server.js.map