ethers.js/lib.esm/providers/provider-ankr.js

import { defineProperties, FetchRequest, assertArgument } from "../utils/index.js";
import { showThrottleMessage } from "./community.js";
import { Network } from "./network.js";
import { JsonRpcProvider } from "./provider-jsonrpc.js";
const defaultApiKey = "9f7d929b018cdffb338517efa06f58359e86ff1ffd350bc889738523659e7972";
function getHost(name) {
    switch (name) {
        case "mainnet":
            return "rpc.ankr.com/eth";
        case "goerli":
            return "rpc.ankr.com/eth_goerli";
        case "matic":
            return "rpc.ankr.com/polygon";
        case "arbitrum":
            return "rpc.ankr.com/arbitrum";
    }
    assertArgument(false, "unsupported network", "network", name);
}
/**
 *  About Ankr...
 *
 *  @_docloc: api/providers/thirdparty
 */
export class AnkrProvider extends JsonRpcProvider {
    apiKey;
    constructor(_network, apiKey) {
        if (_network == null) {
            _network = "mainnet";
        }
        const network = Network.from(_network);
        if (apiKey == null) {
            apiKey = defaultApiKey;
        }
        // Ankr does not support filterId, so we force polling
        const options = { polling: true, staticNetwork: network };
        const request = AnkrProvider.getRequest(network, apiKey);
        super(request, network, options);
        defineProperties(this, { apiKey });
    }
    _getProvider(chainId) {
        try {
            return new AnkrProvider(chainId, this.apiKey);
        }
        catch (error) { }
        return super._getProvider(chainId);
    }
    static getRequest(network, apiKey) {
        if (apiKey == null) {
            apiKey = defaultApiKey;
        }
        const request = new FetchRequest(`https:/\/${getHost(network.name)}/${apiKey}`);
        request.allowGzip = true;
        if (apiKey === defaultApiKey) {
            request.retryFunc = async (request, response, attempt) => {
                showThrottleMessage("AnkrProvider");
                return true;
            };
        }
        return request;
    }
    getRpcError(payload, error) {
        if (payload.method === "eth_sendRawTransaction") {
            if (error && error.error && error.error.message === "INTERNAL_ERROR: could not replace existing tx") {
                error.error.message = "replacement transaction underpriced";
            }
        }
        return super.getRpcError(payload, error);
    }
    isCommunityResource() {
        return (this.apiKey === defaultApiKey);
    }
}
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