saepenatus/packages/gas/src/get.ts

Web3-Onboard makes it simple to connect Ethereum hardware and software wallets to your dapp. Features standardised spec compliant web3 providers for all supported wallets, framework agnostic modern javascript UI with code splitting, CSS customization, mul

import { firstValueFrom, zip } from 'rxjs'
import { ajax } from 'rxjs/ajax'
import { getRequestUrl } from './utils.js'
import { RequestOptions, ChainId, GasPlatformResponse } from './types.js'
import { validateRequest } from './validation.js'

function get(options: RequestOptions): Promise<GasPlatformResponse[]> {
  const invalid = validateRequest(options)

  if (invalid) {
    throw invalid
  }

  const { chains, endpoint, apiKey } = options

  const requestUrls = chains.map(chainId =>
    getRequestUrl({ chainId, apiKey, endpoint })
  )

  return firstValueFrom(
    // get data
    zip(
      requestUrls.map(({ url, headers }) =>
        ajax.getJSON<GasPlatformResponse>(url, headers)
      )
    )
  )
}

export default get