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Donate to gitcoin #3792

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Donate to gitcoin #3792

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0xKurt Mar 24, 2025
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0xKurt Mar 24, 2025
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0xKurt Mar 25, 2025
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311 changes: 311 additions & 0 deletions packages/grant-explorer/src/features/round/DonateToGitcoin.tsx
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Original file line number Diff line number Diff line change
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import { Fragment, useMemo, useRef, useEffect } from "react";
import { Listbox, Transition } from "@headlessui/react";
import { getChains, NATIVE } from "common";
import { stringToBlobUrl } from "common";
import { Checkbox } from "@chakra-ui/react";
import { zeroAddress } from "viem";
import { useDonateToGitcoin } from "./DonateToGitcoinContext";
import React from "react";

type TokenFilter = {
chainId: number;
addresses: string[];
};

export type DonationDetails = {
chainId: number;
tokenAddress: string;
amount: string;
};

type DonateToGitcoinProps = {
divider?: "none" | "top" | "bottom";
tokenFilters?: TokenFilter[];
};

const AmountInput = React.memo(function AmountInput({
amount,
isAmountValid,
selectedToken,
selectedTokenBalance,
tokenDetails,
handleAmountChange,
}: {
amount: string;
isAmountValid: boolean;
selectedToken: string;
selectedTokenBalance: number;
tokenDetails?: { code: string };
handleAmountChange: (e: React.ChangeEvent<HTMLInputElement>) => void;
}) {
const inputRef = useRef<HTMLInputElement>(null);

useEffect(() => {
if (inputRef.current) {
inputRef.current.focus();
}
}, []);

return (
<div className="relative flex-grow max-w-[200px]">
<input
ref={inputRef}
type="text"
className={`w-full rounded-lg border py-2 px-3 text-sm shadow-sm hover:border-gray-300 ${
isAmountValid ? "border-gray-200" : "border-red-300"
}`}
value={amount}
onChange={handleAmountChange}
placeholder="Enter amount"
max={selectedTokenBalance}
/>
{selectedToken && (
<div className="absolute right-3 top-2.5 text-xs text-gray-500">
{tokenDetails?.code}
</div>
)}
</div>
);
});

function DonateToGitcoinContent({
divider = "none",
tokenFilters,
}: DonateToGitcoinProps) {
const {
isEnabled,
selectedChainId,
selectedToken,
amount,
tokenBalances,
selectedTokenBalance,
handleAmountChange,
handleTokenChange,
handleChainChange,
handleCheckboxChange,
} = useDonateToGitcoin();

// Filter chains based on tokenFilters
const chains = useMemo(() => {
const allChains = getChains().filter((c) => c.type === "mainnet");
if (!tokenFilters) return allChains;
return allChains.filter((chain) =>
tokenFilters.some((filter) => filter.chainId === chain.id)
);
}, [tokenFilters]);

const selectedChain = selectedChainId
? chains.find((c) => c.id === selectedChainId)
: null;
const tokenDetails = selectedChain?.tokens.find(
(t) => t.address === selectedToken
);

// Filter tokens based on tokenFilters
const filteredTokens = useMemo(() => {
if (!selectedChain || !tokenFilters) return selectedChain?.tokens;
const chainFilter = tokenFilters.find(
(f) => f.chainId === selectedChain.id
);
if (!chainFilter) return selectedChain.tokens;
return selectedChain.tokens.filter((token) =>
chainFilter.addresses
.map((addr) => addr.toLowerCase())
.includes(token.address.toLowerCase())
);
}, [selectedChain, tokenFilters]);

const borderClass = useMemo(() => {
switch (divider) {
case "top":
return "border-t";
case "bottom":
return "border-b";
default:
return "";
}
}, [divider]);

const isAmountValid = useMemo(() => {
if (!amount || !selectedToken) return true;
const numAmount = Number(amount);
return (
!isNaN(numAmount) &&
(amount.endsWith(".") || numAmount > 0) &&
numAmount <= selectedTokenBalance
);
}, [amount, selectedToken, selectedTokenBalance]);

return (
<div className={`flex flex-col justify-center mt-2 py-4 ${borderClass}`}>
<div className={`${!isEnabled ? "opacity-50" : ""}`}>
<p className="font-sans font-medium flex items-center">
<Checkbox
className="mr-2"
border={"1px"}
borderRadius={"4px"}
colorScheme="whiteAlpha"
iconColor="black"
size="lg"
isChecked={isEnabled}
onChange={(e) => handleCheckboxChange(e.target.checked)}
/>
<img
className="inline mr-2 w-5 h-5"
alt="Gitcoin"
src="/logos/gitcoin-gist-logo.svg"
/>
<span className="font-sans font-medium">Donate to Gitcoin</span>
</p>
</div>

{isEnabled && (
<div className="ml-7 mt-4 space-y-3">
<div className="flex items-center">
<div className="relative flex items-center bg-gray-50 rounded-lg p-2 flex-grow max-w-lg">
{selectedChain && (
<img
className="w-5 h-5 mr-2"
alt={selectedChain.prettyName}
src={stringToBlobUrl(selectedChain.icon)}
/>
)}
<select
className="bg-transparent border-none focus:ring-0 text-sm flex-grow font-medium"
value={selectedChainId || ""}
onChange={handleChainChange}
>
<option value="">Select chain</option>
{chains
.sort((a, b) => a.prettyName.localeCompare(b.prettyName))
.map((c) => (
<option key={c.id} value={c.id}>
{c.prettyName}
</option>
))}
</select>
</div>
</div>

{selectedChain && (
<div className="flex items-center gap-3">
<Listbox value={selectedToken} onChange={handleTokenChange}>
<div className="relative">
<Listbox.Button className="relative w-40 cursor-default rounded-lg border border-gray-200 bg-white py-2 pl-3 pr-8 text-left text-sm shadow-sm hover:border-gray-300">
{selectedToken ? (
<div className="flex justify-between items-center">
<span>
{
selectedChain?.tokens.find(
(t) =>
t.address.toLowerCase() ===
selectedToken.toLowerCase()
)?.code
}
</span>
<span className="text-xs text-gray-500 ml-2">
{selectedTokenBalance.toFixed(3)}
</span>
</div>
) : (
"Select token"
)}
</Listbox.Button>
<Transition
as={Fragment}
leave="transition ease-in duration-100"
leaveFrom="opacity-100"
leaveTo="opacity-0"
>
<Listbox.Options
className="absolute z-50 mt-1 w-full overflow-auto rounded-lg bg-white py-1 text-sm shadow-lg ring-1 ring-black ring-opacity-5"
style={{ maxHeight: "40vh" }}
>
<div className="max-h-[40vh] overflow-y-auto">
{(filteredTokens || [])
.filter((token) => token.address !== zeroAddress)
.sort((a, b) => {
if (
a.address.toLowerCase() === NATIVE.toLowerCase()
)
return -1;
if (
b.address.toLowerCase() === NATIVE.toLowerCase()
)
return 1;

const balanceA =
tokenBalances.find(
(b) =>
b.token.toLowerCase() ===
a.address.toLowerCase()
)?.balance || 0;
const balanceB =
tokenBalances.find(
(b) =>
b.token.toLowerCase() ===
b.token.toLowerCase()
)?.balance || 0;

if (balanceA === 0 && balanceB === 0) return 0;
if (balanceA === 0) return 1;
if (balanceB === 0) return -1;
return balanceB - balanceA;
})
.map((token) => {
const balance =
tokenBalances.find(
(b) =>
b.token.toLowerCase() ===
token.address.toLowerCase()
)?.balance || 0;
return (
<Listbox.Option
key={token.address}
value={token.address}
className={({ active }) =>
`relative cursor-default select-none py-2 pl-3 pr-9 ${
active ? "bg-gray-50" : ""
}`
}
>
<div className="flex justify-between items-center">
<span>{token.code}</span>
<span className="text-xs text-gray-500">
{balance.toFixed(3)}
</span>
</div>
</Listbox.Option>
);
})}
</div>
</Listbox.Options>
</Transition>
</div>
</Listbox>

<AmountInput
amount={amount}
isAmountValid={isAmountValid}
selectedToken={selectedToken}
selectedTokenBalance={selectedTokenBalance}
tokenDetails={tokenDetails}
handleAmountChange={handleAmountChange}
/>
</div>
)}

{!isAmountValid && amount && (
<p className="text-sm text-red-500">
Amount must be greater than 0 and less than your balance
</p>
)}
</div>
)}
</div>
);
}

export function DonateToGitcoin(props: DonateToGitcoinProps) {
return <DonateToGitcoinContent {...props} />;
}
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