| 1 | import { showThrottleMessage } from "./formatter";
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| 2 | import { UrlJsonRpcProvider } from "./url-json-rpc-provider";
|
| 3 | import { Logger } from "@ethersproject/logger";
|
| 4 | import { version } from "./_version";
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| 5 | const logger = new Logger(version);
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| 6 | const defaultApiKey = "9f7d929b018cdffb338517efa06f58359e86ff1ffd350bc889738523659e7972";
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| 7 | function getHost(name) {
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| 8 | switch (name) {
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| 9 | case "homestead":
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| 10 | return "rpc.ankr.com/eth/";
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| 11 | case "ropsten":
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| 12 | return "rpc.ankr.com/eth_ropsten/";
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| 13 | case "rinkeby":
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| 14 | return "rpc.ankr.com/eth_rinkeby/";
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| 15 | case "goerli":
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| 16 | return "rpc.ankr.com/eth_goerli/";
|
| 17 | case "matic":
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| 18 | return "rpc.ankr.com/polygon/";
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| 19 | case "arbitrum":
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| 20 | return "rpc.ankr.com/arbitrum/";
|
| 21 | }
|
| 22 | return logger.throwArgumentError("unsupported network", "name", name);
|
| 23 | }
|
| 24 | export class AnkrProvider extends UrlJsonRpcProvider {
|
| 25 | isCommunityResource() {
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| 26 | return (this.apiKey === defaultApiKey);
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| 27 | }
|
| 28 | static getApiKey(apiKey) {
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| 29 | if (apiKey == null) {
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| 30 | return defaultApiKey;
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| 31 | }
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| 32 | return apiKey;
|
| 33 | }
|
| 34 | static getUrl(network, apiKey) {
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| 35 | if (apiKey == null) {
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| 36 | apiKey = defaultApiKey;
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| 37 | }
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| 38 | const connection = {
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| 39 | allowGzip: true,
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| 40 | url: ("https:/\/" + getHost(network.name) + apiKey),
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| 41 | throttleCallback: (attempt, url) => {
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| 42 | if (apiKey.apiKey === defaultApiKey) {
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| 43 | showThrottleMessage();
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| 44 | }
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| 45 | return Promise.resolve(true);
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| 46 | }
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| 47 | };
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| 48 | if (apiKey.projectSecret != null) {
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| 49 | connection.user = "";
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| 50 | connection.password = apiKey.projectSecret;
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| 51 | }
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| 52 | return connection;
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| 53 | }
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| 54 | }
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| 55 | |
| \ | No newline at end of file |