ethers.js/packages/providers/lib/alchemy-provider.js
2021-11-30 11:19:37 -05:00

121 lines
5.0 KiB
JavaScript

"use strict";
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.AlchemyProvider = exports.AlchemyWebSocketProvider = void 0;
var properties_1 = require("@ethersproject/properties");
var formatter_1 = require("./formatter");
var websocket_provider_1 = require("./websocket-provider");
var logger_1 = require("@ethersproject/logger");
var _version_1 = require("./_version");
var logger = new logger_1.Logger(_version_1.version);
var url_json_rpc_provider_1 = require("./url-json-rpc-provider");
// This key was provided to ethers.js by Alchemy to be used by the
// default provider, but it is recommended that for your own
// production environments, that you acquire your own API key at:
// https://dashboard.alchemyapi.io
var defaultApiKey = "_gg7wSSi0KMBsdKnGVfHDueq6xMB9EkC";
var AlchemyWebSocketProvider = /** @class */ (function (_super) {
__extends(AlchemyWebSocketProvider, _super);
function AlchemyWebSocketProvider(network, apiKey) {
var _this = this;
var provider = new AlchemyProvider(network, apiKey);
var url = provider.connection.url.replace(/^http/i, "ws")
.replace(".alchemyapi.", ".ws.alchemyapi.");
_this = _super.call(this, url, provider.network) || this;
(0, properties_1.defineReadOnly)(_this, "apiKey", provider.apiKey);
return _this;
}
AlchemyWebSocketProvider.prototype.isCommunityResource = function () {
return (this.apiKey === defaultApiKey);
};
return AlchemyWebSocketProvider;
}(websocket_provider_1.WebSocketProvider));
exports.AlchemyWebSocketProvider = AlchemyWebSocketProvider;
var AlchemyProvider = /** @class */ (function (_super) {
__extends(AlchemyProvider, _super);
function AlchemyProvider() {
return _super !== null && _super.apply(this, arguments) || this;
}
AlchemyProvider.getWebSocketProvider = function (network, apiKey) {
return new AlchemyWebSocketProvider(network, apiKey);
};
AlchemyProvider.getApiKey = function (apiKey) {
if (apiKey == null) {
return defaultApiKey;
}
if (apiKey && typeof (apiKey) !== "string") {
logger.throwArgumentError("invalid apiKey", "apiKey", apiKey);
}
return apiKey;
};
AlchemyProvider.getUrl = function (network, apiKey) {
var host = null;
switch (network.name) {
case "homestead":
host = "eth-mainnet.alchemyapi.io/v2/";
break;
case "ropsten":
host = "eth-ropsten.alchemyapi.io/v2/";
break;
case "rinkeby":
host = "eth-rinkeby.alchemyapi.io/v2/";
break;
case "goerli":
host = "eth-goerli.alchemyapi.io/v2/";
break;
case "kovan":
host = "eth-kovan.alchemyapi.io/v2/";
break;
case "matic":
host = "polygon-mainnet.g.alchemy.com/v2/";
break;
case "maticmum":
host = "polygon-mumbai.g.alchemy.com/v2/";
break;
case "arbitrum":
host = "arb-mainnet.g.alchemy.com/v2/";
break;
case "arbitrum-rinkeby":
host = "arb-rinkeby.g.alchemy.com/v2/";
break;
case "optimism":
host = "opt-mainnet.g.alchemy.com/v2/";
break;
case "optimism-kovan":
host = "opt-kovan.g.alchemy.com/v2/";
break;
default:
logger.throwArgumentError("unsupported network", "network", arguments[0]);
}
return {
allowGzip: true,
url: ("https:/" + "/" + host + apiKey),
throttleCallback: function (attempt, url) {
if (apiKey === defaultApiKey) {
(0, formatter_1.showThrottleMessage)();
}
return Promise.resolve(true);
}
};
};
AlchemyProvider.prototype.isCommunityResource = function () {
return (this.apiKey === defaultApiKey);
};
return AlchemyProvider;
}(url_json_rpc_provider_1.UrlJsonRpcProvider));
exports.AlchemyProvider = AlchemyProvider;
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