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fix: init amount string for staking calc fragment #1252

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fix: init amount string for staking calc fragment #1252

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29 changes: 18 additions & 11 deletions app/fragments/staking/StakingCalculatorFragment.tsx
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Original file line number Diff line number Diff line change
Expand Up @@ -50,15 +50,6 @@ export const StakingCalculatorFragment = fragment(() => {

const nominator = useLiquidStakingMember(account)?.data;

const balance = useMemo(() => {
if (!isLiquid) {
return pool?.member?.balance ?? 0n;
}
const bal = fromNano(nominator?.balance || 0n);
const rate = fromNano(liquidStaking?.rateWithdraw || 0n);
return toNano((parseFloat(bal) * parseFloat(rate)).toFixed(9));
}, [nominator?.balance, liquidStaking?.rateWithdraw, isLiquid]);

const config = useStakingWalletConfig(account!.toString({ testOnly: network.isTestnet }));

const available = useMemo(() => {
Expand All @@ -72,7 +63,24 @@ export const StakingCalculatorFragment = fragment(() => {

const pool = useStakingPool(target, ledgerAddress);

const [amount, setAmount] = useState(balance ? fromNano(balance) : '');
const balance = useMemo(() => {
if (!isLiquid) {
return pool?.member?.balance ?? 0n;
}
const bal = fromNano(nominator?.balance || 0n);
const rate = fromNano(liquidStaking?.rateWithdraw || 0n);
return toNano((parseFloat(bal) * parseFloat(rate)).toFixed(9));
}, [nominator?.balance, liquidStaking?.rateWithdraw, isLiquid]);

let initialAmount = balance ? fromNano(balance) : '';
if (initialAmount) {
const parts = initialAmount.split('.');
if (parts.length > 1) {
initialAmount = `${parts[0]}.${parts[1].slice(0, 2)}`;
}
}

const [amount, setAmount] = useState(initialAmount);
const validAmount = useValidAmount(amount);

const priceText = useMemo(() => {
Expand All @@ -81,7 +89,6 @@ export const StakingCalculatorFragment = fragment(() => {
}

const isNeg = validAmount < 0n;
const abs = isNeg ? -validAmount : validAmount;

return formatCurrency(
(parseFloat(fromNano(validAmount)) * (price ? price?.price.usd * price.price.rates[currency] : 0)).toFixed(2),
Expand Down