ethers.js/packages/providers/lib/infura-provider.js
2021-03-07 18:24:04 -05:00

129 lines
5.5 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.InfuraProvider = exports.InfuraWebSocketProvider = void 0;
var properties_1 = require("@ethersproject/properties");
var websocket_provider_1 = require("./websocket-provider");
var formatter_1 = require("./formatter");
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");
var defaultProjectId = "84842078b09946638c03157f83405213";
var InfuraWebSocketProvider = /** @class */ (function (_super) {
__extends(InfuraWebSocketProvider, _super);
function InfuraWebSocketProvider(network, apiKey) {
var _this = this;
var provider = new InfuraProvider(network, apiKey);
var connection = provider.connection;
if (connection.password) {
logger.throwError("INFURA WebSocket project secrets unsupported", logger_1.Logger.errors.UNSUPPORTED_OPERATION, {
operation: "InfuraProvider.getWebSocketProvider()"
});
}
var url = connection.url.replace(/^http/i, "ws").replace("/v3/", "/ws/v3/");
_this = _super.call(this, url, network) || this;
properties_1.defineReadOnly(_this, "apiKey", provider.projectId);
properties_1.defineReadOnly(_this, "projectId", provider.projectId);
properties_1.defineReadOnly(_this, "projectSecret", provider.projectSecret);
return _this;
}
InfuraWebSocketProvider.prototype.isCommunityResource = function () {
return (this.projectId === defaultProjectId);
};
return InfuraWebSocketProvider;
}(websocket_provider_1.WebSocketProvider));
exports.InfuraWebSocketProvider = InfuraWebSocketProvider;
var InfuraProvider = /** @class */ (function (_super) {
__extends(InfuraProvider, _super);
function InfuraProvider() {
return _super !== null && _super.apply(this, arguments) || this;
}
InfuraProvider.getWebSocketProvider = function (network, apiKey) {
return new InfuraWebSocketProvider(network, apiKey);
};
InfuraProvider.getApiKey = function (apiKey) {
var apiKeyObj = {
apiKey: defaultProjectId,
projectId: defaultProjectId,
projectSecret: null
};
if (apiKey == null) {
return apiKeyObj;
}
if (typeof (apiKey) === "string") {
apiKeyObj.projectId = apiKey;
}
else if (apiKey.projectSecret != null) {
logger.assertArgument((typeof (apiKey.projectId) === "string"), "projectSecret requires a projectId", "projectId", apiKey.projectId);
logger.assertArgument((typeof (apiKey.projectSecret) === "string"), "invalid projectSecret", "projectSecret", "[REDACTED]");
apiKeyObj.projectId = apiKey.projectId;
apiKeyObj.projectSecret = apiKey.projectSecret;
}
else if (apiKey.projectId) {
apiKeyObj.projectId = apiKey.projectId;
}
apiKeyObj.apiKey = apiKeyObj.projectId;
return apiKeyObj;
};
InfuraProvider.getUrl = function (network, apiKey) {
var host = null;
switch (network ? network.name : "unknown") {
case "homestead":
host = "mainnet.infura.io";
break;
case "ropsten":
host = "ropsten.infura.io";
break;
case "rinkeby":
host = "rinkeby.infura.io";
break;
case "kovan":
host = "kovan.infura.io";
break;
case "goerli":
host = "goerli.infura.io";
break;
default:
logger.throwError("unsupported network", logger_1.Logger.errors.INVALID_ARGUMENT, {
argument: "network",
value: network
});
}
var connection = {
allowGzip: true,
url: ("https:/" + "/" + host + "/v3/" + apiKey.projectId),
throttleCallback: function (attempt, url) {
if (apiKey.projectId === defaultProjectId) {
formatter_1.showThrottleMessage();
}
return Promise.resolve(true);
}
};
if (apiKey.projectSecret != null) {
connection.user = "";
connection.password = apiKey.projectSecret;
}
return connection;
};
InfuraProvider.prototype.isCommunityResource = function () {
return (this.projectId === defaultProjectId);
};
return InfuraProvider;
}(url_json_rpc_provider_1.UrlJsonRpcProvider));
exports.InfuraProvider = InfuraProvider;
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