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appeal.js
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appeal.js
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import { useMemo } from "react";
import Card from "./card";
import FundButton from "./fund-button";
import Grid from "./grid";
import { NextETHLink } from "./next-router";
import Progress from "./progress";
import Tabs, { Tab, TabList, TabPanel } from "./tabs";
import Text from "./text";
import TimeAgo from "./time-ago";
import { useContract, useWeb3 } from "./web3-provider";
function AppealTabPanelCard({
address,
label,
cost,
paidFees,
hasPaid,
deadline,
reward,
contract,
args,
}) {
const { web3 } = useWeb3();
const card = (
<Card mainSx={{ alignItems: "flex-start", flexDirection: "column" }}>
<NextETHLink address={address}>{address}</NextETHLink>
<Text sx={{ marginBottom: 3 }}>
{label && `Previous round ${label}.`}
</Text>
<Text
sx={{
fontWeight: "bold",
marginBottom: 1,
textAlign: "center",
width: "100%",
}}
>
{cost && `Total Deposit Required: ${web3.utils.fromWei(cost)}`}
</Text>
<Progress
sx={{ marginBottom: 1 }}
value={paidFees}
max={cost?.toString()}
/>
<Text sx={{ marginBottom: 3 }}>
{hasPaid
? "Fully funded."
: deadline &&
(deadline.eq(web3.utils.toBN(0)) ? (
"Previous round is still in progress."
) : (
<TimeAgo datetime={deadline * 1000} />
))}
</Text>
<Text sx={{ fontWeight: "bold" }}>{reward && `Reward ${reward}%`}</Text>
</Card>
);
if (
!hasPaid &&
cost &&
deadline &&
!deadline.eq(web3.utils.toBN(0)) &&
deadline.lt(web3.utils.toBN(Date.now() / 1000))
)
return (
<FundButton
totalCost={cost}
totalContribution={web3.utils.toBN(paidFees)}
contract={contract}
method="fundAppeal"
args={args}
>
{card}
</FundButton>
);
return card;
}
function AppealTabPanel({
sharedStakeMultiplier,
winnerStakeMultiplier,
loserStakeMultiplier,
arbitrator,
challenge: {
disputeID,
parties: [party1, party2],
rounds: [{ paidFees, hasPaid }],
id,
},
arbitratorExtraData,
contract,
args,
}) {
const { web3 } = useWeb3();
sharedStakeMultiplier = web3.utils.toBN(sharedStakeMultiplier);
winnerStakeMultiplier = web3.utils.toBN(winnerStakeMultiplier);
loserStakeMultiplier = web3.utils.toBN(loserStakeMultiplier);
const divisor = web3.utils.toBN(10000);
const hundred = web3.utils.toBN(100);
const undecided = {
label: "undecided",
reward: sharedStakeMultiplier.div(sharedStakeMultiplier).mul(hundred),
};
const winner = {
label: "winner",
reward: loserStakeMultiplier.div(winnerStakeMultiplier).mul(hundred),
};
const loser = {
label: "loser",
reward: winnerStakeMultiplier.div(loserStakeMultiplier).mul(hundred),
};
const [appealCost] = useContract(
"klerosLiquid",
"appealCost",
useMemo(
() => ({ address: arbitrator, args: [disputeID, arbitratorExtraData] }),
[arbitrator, disputeID, arbitratorExtraData]
)
);
if (appealCost) {
undecided.cost = appealCost.add(
appealCost.mul(sharedStakeMultiplier).div(divisor)
);
winner.cost = appealCost.add(
appealCost.mul(winnerStakeMultiplier).div(divisor)
);
loser.cost = appealCost.add(
appealCost.mul(loserStakeMultiplier).div(divisor)
);
}
const [appealPeriod] = useContract(
"klerosLiquid",
"appealPeriod",
useMemo(() => ({ address: arbitrator, args: [disputeID] }), [
arbitrator,
disputeID,
])
);
if (appealPeriod) {
undecided.deadline = appealPeriod.end;
winner.deadline = appealPeriod.end;
loser.deadline = appealPeriod.start.add(
appealPeriod.end.sub(appealPeriod.start).div(web3.utils.toBN(2))
);
}
let [currentRuling] = useContract(
"klerosLiquid",
"currentRuling",
useMemo(() => ({ address: arbitrator, args: [disputeID] }), [
arbitrator,
disputeID,
])
);
currentRuling = currentRuling?.toNumber();
return (
<>
<Text sx={{ marginBottom: 2 }}>
Help fund a side’s appeal fees to win part of the other side’s deposit
when your side ultimately wins. If only one side manages to fund their
fees, it automatically wins.
</Text>
<Grid gap={2} columns={2}>
<AppealTabPanelCard
address={party1}
{...[undecided, winner, loser][currentRuling]}
paidFees={paidFees[0]}
hasPaid={hasPaid[0]}
contract={contract}
args={[...args, id, 1]}
/>
<AppealTabPanelCard
address={party2}
{...[undecided, loser, winner][currentRuling]}
paidFees={paidFees[1]}
hasPaid={hasPaid[1]}
contract={contract}
args={[...args, id, 2]}
/>
</Grid>
</>
);
}
export default function Appeal({
challenges,
sharedStakeMultiplier,
winnerStakeMultiplier,
loserStakeMultiplier,
arbitrator,
arbitratorExtraData,
contract,
args,
}) {
return (
<Tabs>
<TabList>
{challenges.map(({ id, reason: { startCase } }) => (
<Tab key={id}>{startCase}</Tab>
))}
</TabList>
{challenges.map((challenge) => (
<TabPanel key={challenge.id}>
<AppealTabPanel
sharedStakeMultiplier={sharedStakeMultiplier}
winnerStakeMultiplier={winnerStakeMultiplier}
loserStakeMultiplier={loserStakeMultiplier}
arbitrator={arbitrator}
challenge={challenge}
arbitratorExtraData={arbitratorExtraData}
contract={contract}
args={args}
/>
</TabPanel>
))}
</Tabs>
);
}