28 lines
800 B
JavaScript
28 lines
800 B
JavaScript
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// https://etherscan.io/tx/0xd0c3c92c94e05bc71256055ce8c4c993e047f04e04f3283a04e4cb077b71f6c6
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const blockNumberHalfDuplexDisabled = 9884448
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/**
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* Returns true if the event was before the bridge stopped supporting half duplex transfers.
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*/
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async function transferBeforeES(event) {
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return event.blockNumber < blockNumberHalfDuplexDisabled
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}
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async function filterTransferBeforeES(array) {
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const newArray = []
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// Iterate events from newer to older
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for (let i = array.length - 1; i >= 0; i--) {
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const beforeES = await transferBeforeES(array[i])
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if (beforeES) {
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// add element to first position so the new array will have the same order
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newArray.unshift(array[i])
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}
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}
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return newArray
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}
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module.exports = {
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filterTransferBeforeES,
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blockNumberHalfDuplexDisabled
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}
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