otterscan/src/address/DecodedFragment.tsx

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2021-10-25 04:29:50 +00:00
import React from "react";
import {
ConstructorFragment,
EventFragment,
Fragment,
FunctionFragment,
Interface,
} from "@ethersproject/abi";
type DecodedFragmentProps = {
intf: Interface;
fragment: Fragment;
};
const DecodedFragment: React.FC<DecodedFragmentProps> = ({
intf,
fragment,
}) => {
let sig: string | undefined;
let letter: string | undefined;
let letterBg: string | undefined;
if (FunctionFragment.isFunctionFragment(fragment)) {
sig = intf.getSighash(fragment);
letter = "F";
letterBg = "bg-purple-500";
} else if (EventFragment.isEventFragment(fragment)) {
sig = intf.getEventTopic(fragment);
letter = "E";
letterBg = "bg-green-300";
} else if (ConstructorFragment.isConstructorFragment(fragment)) {
letter = "C";
letterBg = "bg-blue-500";
}
return (
<div className="flex items-baseline space-x-1">
{letter && (
<span
className={`flex-shrink-0 text-xs font-code border border-gray-300 rounded-full w-5 h-5 self-center flex items-center justify-center text-white font-bold ${letterBg}`}
>
{letter}
</span>
)}
<span className="text-sm font-code whitespace-nowrap">
{fragment.format("full")}
</span>
{sig && (
<span className="text-xs border rounded-xl px-2 pt-1 font-code">
{sig}
</span>
)}
</div>
);
};
export default React.memo(DecodedFragment);