ethers.js/packages/providers/lib.esm/infura-provider.js
2019-11-20 18:57:38 +09:00

70 lines
2.4 KiB
JavaScript

"use strict";
import { Logger } from "@ethersproject/logger";
import { version } from "./_version";
const logger = new Logger(version);
import { UrlJsonRpcProvider } from "./url-json-rpc-provider";
const defaultProjectId = "84842078b09946638c03157f83405213";
export class InfuraProvider extends UrlJsonRpcProvider {
static getApiKey(apiKey) {
const apiKeyObj = {
apiKey: defaultProjectId,
projectId: defaultProjectId,
projectSecret: null
};
if (apiKey == null) {
return apiKeyObj;
}
if (typeof (apiKey) === "string") {
apiKeyObj.projectId = apiKey;
}
else if (apiKey.projectSecret != null) {
if (typeof (apiKey.projectId) !== "string") {
logger.throwArgumentError("projectSecret requires a projectId", "projectId", apiKey.projectId);
}
if (typeof (apiKey.projectSecret) !== "string") {
logger.throwArgumentError("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;
}
static getUrl(network, apiKey) {
let host = null;
switch (network.name) {
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.errors.INVALID_ARGUMENT, {
argument: "network",
value: network
});
}
const connection = {
url: ("https:/" + "/" + host + "/v3/" + apiKey.projectId)
};
if (apiKey.projectSecret != null) {
connection.user = "";
connection.password = apiKey.projectSecret;
}
return connection;
}
}