@soundsright/connector
Version:
soundsright wallet connector
124 lines (123 loc) • 5.07 kB
JavaScript
"use strict";
var __createBinding = (this && this.__createBinding) || (Object.create ? (function(o, m, k, k2) {
if (k2 === undefined) k2 = k;
var desc = Object.getOwnPropertyDescriptor(m, k);
if (!desc || ("get" in desc ? !m.__esModule : desc.writable || desc.configurable)) {
desc = { enumerable: true, get: function() { return m[k]; } };
}
Object.defineProperty(o, k2, desc);
}) : (function(o, m, k, k2) {
if (k2 === undefined) k2 = k;
o[k2] = m[k];
}));
var __exportStar = (this && this.__exportStar) || function(m, exports) {
for (var p in m) if (p !== "default" && !Object.prototype.hasOwnProperty.call(exports, p)) __createBinding(exports, m, p);
};
var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
function adopt(value) { return value instanceof P ? value : new P(function (resolve) { resolve(value); }); }
return new (P || (P = Promise))(function (resolve, reject) {
function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }
function rejected(value) { try { step(generator["throw"](value)); } catch (e) { reject(e); } }
function step(result) { result.done ? resolve(result.value) : adopt(result.value).then(fulfilled, rejected); }
step((generator = generator.apply(thisArg, _arguments || [])).next());
});
};
Object.defineProperty(exports, "__esModule", { value: true });
const events_1 = require("events");
const types_1 = require("./types");
const connections_1 = require("./connections");
__exportStar(require("./types"), exports);
__exportStar(require("./connections"), exports);
__exportStar(require("./helper"), exports);
class Connector extends events_1.EventEmitter {
constructor() {
super();
this.LAST_CONNECT_CACHE_KEY = 'lastConnect';
this.cache = localStorage;
this.connections = {};
this.registLastConnectCache();
this.registConnection(types_1.ConnectType.MetaMask, connections_1.MetaMaskConnection.getInstance());
this.registConnection(types_1.ConnectType.WalletConnect, connections_1.WalletConnectConnection.getInstance());
}
static getInstance() {
if (!Connector._instance) {
Connector._instance = new this();
}
return Connector._instance;
}
get type() {
return this._type;
}
get state() {
return this._type ? this.connections[this._type].state : {};
}
connect(type) {
return __awaiter(this, void 0, void 0, function* () {
this._type = type;
return this.connections[type].connect();
});
}
switchChain(chainId) {
return __awaiter(this, void 0, void 0, function* () {
yield this.connections[this.type].switchChain(chainId);
});
}
addToken(options) {
return __awaiter(this, void 0, void 0, function* () {
yield this.connections[this.type].addToken(options);
});
}
disconnect() {
var _a, _b;
return __awaiter(this, void 0, void 0, function* () {
yield ((_b = (_a = this.connections[this.type]) === null || _a === void 0 ? void 0 : _a.disconnect) === null || _b === void 0 ? void 0 : _b.call(_a));
});
}
eventThrough(emitter, type) {
emitter.on(type, (...args) => {
this.emit(type, ...args);
});
}
registConnection(type, handler) {
this.connections[type] = handler;
this.eventThrough(handler, 'change');
this.eventThrough(handler, 'connect');
this.eventThrough(handler, 'disconnect');
this.eventThrough(handler, 'accountsChanged');
this.eventThrough(handler, 'chainChanged');
this.eventThrough(handler, 'uriAvailable');
}
registLastConnectCache() {
this.on('connect', () => {
var _a;
(_a = this.cache) === null || _a === void 0 ? void 0 : _a.setItem(this.LAST_CONNECT_CACHE_KEY, this.type);
});
this.on('disconnect', () => {
var _a;
(_a = this.cache) === null || _a === void 0 ? void 0 : _a.removeItem(this.LAST_CONNECT_CACHE_KEY);
});
}
setCache(cache) {
this.cache = cache;
}
tryLastConnect() {
var _a;
return __awaiter(this, void 0, void 0, function* () {
const lastConnect = (_a = this.cache) === null || _a === void 0 ? void 0 : _a.getItem(this.LAST_CONNECT_CACHE_KEY);
if (lastConnect) {
try {
yield this.connect(lastConnect);
return true;
}
catch (e) {
return false;
}
}
return false;
});
}
registUriHandler(handler) {
connections_1.WalletConnectConnection.getInstance().registUriHandler(handler);
}
}
exports.default = Connector;