saepenatus
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Web3-Onboard makes it simple to connect Ethereum hardware and software wallets to your dapp. Features standardised spec compliant web3 providers for all supported wallets, framework agnostic modern javascript UI with code splitting, CSS customization, mul
157 lines • 5.86 kB
JavaScript
;
var __extends = (this && this.__extends) || (function () {
var extendStatics = function (d, b) {
extendStatics = Object.setPrototypeOf ||
({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
function (d, b) { for (var p in b) if (Object.prototype.hasOwnProperty.call(b, p)) d[p] = b[p]; };
return extendStatics(d, b);
};
return function (d, b) {
if (typeof b !== "function" && b !== null)
throw new TypeError("Class extends value " + String(b) + " is not a constructor or null");
extendStatics(d, b);
function __() { this.constructor = d; }
d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
};
})();
Object.defineProperty(exports, "__esModule", { value: true });
exports.Web3Provider = void 0;
var properties_1 = require("@ethersproject/properties");
var logger_1 = require("@ethersproject/logger");
var _version_1 = require("./_version");
var logger = new logger_1.Logger(_version_1.version);
var json_rpc_provider_1 = require("./json-rpc-provider");
var _nextId = 1;
function buildWeb3LegacyFetcher(provider, sendFunc) {
var fetcher = "Web3LegacyFetcher";
return function (method, params) {
var _this = this;
var request = {
method: method,
params: params,
id: (_nextId++),
jsonrpc: "2.0"
};
return new Promise(function (resolve, reject) {
_this.emit("debug", {
action: "request",
fetcher: fetcher,
request: (0, properties_1.deepCopy)(request),
provider: _this
});
sendFunc(request, function (error, response) {
if (error) {
_this.emit("debug", {
action: "response",
fetcher: fetcher,
error: error,
request: request,
provider: _this
});
return reject(error);
}
_this.emit("debug", {
action: "response",
fetcher: fetcher,
request: request,
response: response,
provider: _this
});
if (response.error) {
var error_1 = new Error(response.error.message);
error_1.code = response.error.code;
error_1.data = response.error.data;
return reject(error_1);
}
resolve(response.result);
});
});
};
}
function buildEip1193Fetcher(provider) {
return function (method, params) {
var _this = this;
if (params == null) {
params = [];
}
var request = { method: method, params: params };
this.emit("debug", {
action: "request",
fetcher: "Eip1193Fetcher",
request: (0, properties_1.deepCopy)(request),
provider: this
});
return provider.request(request).then(function (response) {
_this.emit("debug", {
action: "response",
fetcher: "Eip1193Fetcher",
request: request,
response: response,
provider: _this
});
return response;
}, function (error) {
_this.emit("debug", {
action: "response",
fetcher: "Eip1193Fetcher",
request: request,
error: error,
provider: _this
});
throw error;
});
};
}
var Web3Provider = /** @class */ (function (_super) {
__extends(Web3Provider, _super);
function Web3Provider(provider, network) {
var _newTarget = this.constructor;
var _this = this;
logger.checkNew(_newTarget, Web3Provider);
if (provider == null) {
logger.throwArgumentError("missing provider", "provider", provider);
}
var path = null;
var jsonRpcFetchFunc = null;
var subprovider = null;
if (typeof (provider) === "function") {
path = "unknown:";
jsonRpcFetchFunc = provider;
}
else {
path = provider.host || provider.path || "";
if (!path && provider.isMetaMask) {
path = "metamask";
}
subprovider = provider;
if (provider.request) {
if (path === "") {
path = "eip-1193:";
}
jsonRpcFetchFunc = buildEip1193Fetcher(provider);
}
else if (provider.sendAsync) {
jsonRpcFetchFunc = buildWeb3LegacyFetcher(provider, provider.sendAsync.bind(provider));
}
else if (provider.send) {
jsonRpcFetchFunc = buildWeb3LegacyFetcher(provider, provider.send.bind(provider));
}
else {
logger.throwArgumentError("unsupported provider", "provider", provider);
}
if (!path) {
path = "unknown:";
}
}
_this = _super.call(this, path, network) || this;
(0, properties_1.defineReadOnly)(_this, "jsonRpcFetchFunc", jsonRpcFetchFunc);
(0, properties_1.defineReadOnly)(_this, "provider", subprovider);
return _this;
}
Web3Provider.prototype.send = function (method, params) {
return this.jsonRpcFetchFunc(method, params);
};
return Web3Provider;
}(json_rpc_provider_1.JsonRpcProvider));
exports.Web3Provider = Web3Provider;
//# sourceMappingURL=web3-provider.js.map