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Fix Stake CAP approval spender #125

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Fix Stake CAP approval spender #125

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30 changes: 24 additions & 6 deletions src/components/modals/StakeCAP.svelte
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Original file line number Diff line number Diff line change
Expand Up @@ -13,9 +13,13 @@
import { focusInput, hideModal } from '@lib/ui'
import LabelValue from '../layout/LabelValue.svelte'

let amount, isSubmitting, walletBalance = "0.0";
const CAP_APPROVAL_SPENDER = 'Staking';

let amount, isSubmitting, isApproving, isCheckingAllowance = true, walletBalance = "0.0";

$: formattedWalletBalance = formatCAPForDisplay(walletBalance);
$: capAllowance = $allowances['CAP']?.[CAP_APPROVAL_SPENDER];
$: needsApproval = !!amount && (capAllowance === undefined || capAllowance * 1 <= amount * 1);

async function submit() {

Expand All @@ -31,11 +35,25 @@
}

async function checkAllowance() {
await getAllowance('CAP', 'FundStore');
isCheckingAllowance = true;
try {
await getAllowance('CAP', CAP_APPROVAL_SPENDER);
} finally {
isCheckingAllowance = false;
}
}

async function _approveAsset() {
const result = await approveAsset('CAP', 'FundStore');
isApproving = true;
try {
const result = await approveAsset('CAP', CAP_APPROVAL_SPENDER);
if (result) {
await checkAllowance();
walletBalance = await getCAPWalletBalance();
}
} finally {
isApproving = false;
}
}

async function getBalance() {
Expand Down Expand Up @@ -74,10 +92,10 @@
</div>

<div>
{#if $allowances['CAP']?.['FundStore'] * 1 <= amount * 1}
<Button noSubmit={true} label={`Approve CAP`} on:click={_approveAsset} />
{#if needsApproval}
<Button noSubmit={true} isLoading={isApproving || isCheckingAllowance} label={`Approve CAP`} on:click={_approveAsset} />
{:else}
<Button isLoading={isSubmitting} label={`Stake`} />
<Button isLoading={isSubmitting || isCheckingAllowance} label={`Stake`} />
{/if}
</div>
</form>
Expand Down