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51 lines
1.8 KiB
51 lines
1.8 KiB
/**
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* Gives the caller a url at which the user can acquire eth, depending on the network they are in
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*
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* @param {Object} opts - Options required to determine the correct url
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* @param {string} opts.network - The network for which to return a url
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* @param {string} opts.address - The address the bought ETH should be sent to. Only relevant if network === '1'.
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* @returns {string|undefined} The url at which the user can access ETH, while in the given network. If the passed
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* network does not match any of the specified cases, or if no network is given, returns undefined.
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*
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*/
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export default function getBuyEthUrl({ network, address, service }) {
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// default service by network if not specified
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if (!service) {
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// eslint-disable-next-line no-param-reassign
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service = getDefaultServiceForNetwork(network)
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}
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switch (service) {
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case 'wyre':
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return `https://pay.sendwyre.com/purchase?dest=ethereum:${address}&destCurrency=ETH&accountId=AC-7AG3W4XH4N2&paymentMethod=debit-card`
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case 'metamask-faucet':
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return 'https://faucet.metamask.io/'
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case 'rinkeby-faucet':
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return 'https://www.rinkeby.io/'
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case 'kovan-faucet':
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return 'https://github.com/kovan-testnet/faucet'
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case 'goerli-faucet':
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return 'https://goerli-faucet.slock.it/'
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default:
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throw new Error(`Unknown cryptocurrency exchange or faucet: "${service}"`)
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}
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}
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function getDefaultServiceForNetwork(network) {
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switch (network) {
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case '1':
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return 'wyre'
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case '3':
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return 'metamask-faucet'
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case '4':
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return 'rinkeby-faucet'
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case '42':
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return 'kovan-faucet'
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case '5':
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return 'goerli-faucet'
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default:
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throw new Error(
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`No default cryptocurrency exchange or faucet for networkId: "${network}"`,
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)
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}
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}
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