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Showing wallet balance on the card (UI). #63

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75 changes: 57 additions & 18 deletions client/src/components/Welcome.jsx
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Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -7,7 +7,8 @@ import { TransactionContext } from "../context/TransactionContext";
import { shortenAddress } from "../utils/shortenAddress";
import { Loader } from ".";

const companyCommonStyles = "min-h-[70px] sm:px-0 px-2 sm:min-w-[120px] flex justify-center items-center border-[0.5px] border-gray-400 text-sm font-light text-white";
const companyCommonStyles =
"min-h-[70px] sm:px-0 px-2 sm:min-w-[120px] flex justify-center items-center border-[0.5px] border-gray-400 text-sm font-light text-white";

const Input = ({ placeholder, name, type, value, handleChange }) => (
<input
Expand All @@ -21,7 +22,17 @@ const Input = ({ placeholder, name, type, value, handleChange }) => (
);

const Welcome = () => {
const { currentAccount, connectWallet, handleChange, sendTransaction, formData, isLoading } = useContext(TransactionContext);
const {
currentAccount,
connectWallet,
accountBalance,
handleChange,
sendTransaction,
formData,
isLoading,
} = useContext(TransactionContext);

console.log(accountBalance);

const handleSubmit = (e) => {
const { addressTo, amount, keyword, message } = formData;
Expand All @@ -41,7 +52,8 @@ const Welcome = () => {
Send Crypto <br /> across the world
</h1>
<p className="text-left mt-5 text-white font-light md:w-9/12 w-11/12 text-base">
Explore the crypto world. Buy and sell cryptocurrencies easily on Krypto.
Explore the crypto world. Buy and sell cryptocurrencies easily on
Krypto.
</p>
{!currentAccount && (
<button
Expand Down Expand Up @@ -84,6 +96,13 @@ const Welcome = () => {
<BsInfoCircle fontSize={17} color="#fff" />
</div>
<div>
{!accountBalance ? (
""
) : (
<p className="flex justify-between items-start text-white shadow-xl text-base text-[19px]">
{accountBalance} <SiEthereum fontSize={20} color="#fff" />
</p>
)}
<p className="text-white font-light text-sm">
{shortenAddress(currentAccount)}
</p>
Expand All @@ -94,24 +113,44 @@ const Welcome = () => {
</div>
</div>
<div className="p-5 sm:w-96 w-full flex flex-col justify-start items-center blue-glassmorphism">
<Input placeholder="Address To" name="addressTo" type="text" handleChange={handleChange} />
<Input placeholder="Amount (ETH)" name="amount" type="number" handleChange={handleChange} />
<Input placeholder="Keyword (Gif)" name="keyword" type="text" handleChange={handleChange} />
<Input placeholder="Enter Message" name="message" type="text" handleChange={handleChange} />
<Input
placeholder="Address To"
name="addressTo"
type="text"
handleChange={handleChange}
/>
<Input
placeholder="Amount (ETH)"
name="amount"
type="number"
handleChange={handleChange}
/>
<Input
placeholder="Keyword (Gif)"
name="keyword"
type="text"
handleChange={handleChange}
/>
<Input
placeholder="Enter Message"
name="message"
type="text"
handleChange={handleChange}
/>

<div className="h-[1px] w-full bg-gray-400 my-2" />

{isLoading
? <Loader />
: (
<button
type="button"
onClick={handleSubmit}
className="text-white w-full mt-2 border-[1px] p-2 border-[#3d4f7c] hover:bg-[#3d4f7c] rounded-full cursor-pointer"
>
Send now
</button>
)}
{isLoading ? (
<Loader />
) : (
<button
type="button"
onClick={handleSubmit}
className="text-white w-full mt-2 border-[1px] p-2 border-[#3d4f7c] hover:bg-[#3d4f7c] rounded-full cursor-pointer"
>
Send now
</button>
)}
</div>
</div>
</div>
Expand Down
90 changes: 66 additions & 24 deletions client/src/context/TransactionContext.jsx
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -10,16 +10,28 @@ const { ethereum } = window;
const createEthereumContract = () => {
const provider = new ethers.providers.Web3Provider(ethereum);
const signer = provider.getSigner();
const transactionsContract = new ethers.Contract(contractAddress, contractABI, signer);
const transactionsContract = new ethers.Contract(
contractAddress,
contractABI,
signer
);

return transactionsContract;
};

export const TransactionsProvider = ({ children }) => {
const [formData, setformData] = useState({ addressTo: "", amount: "", keyword: "", message: "" });
const [formData, setformData] = useState({
addressTo: "",
amount: "",
keyword: "",
message: "",
});
const [currentAccount, setCurrentAccount] = useState("");
const [accountBalance, setAccountBalance] = useState(null);
const [isLoading, setIsLoading] = useState(false);
const [transactionCount, setTransactionCount] = useState(localStorage.getItem("transactionCount"));
const [transactionCount, setTransactionCount] = useState(
localStorage.getItem("transactionCount")
);
const [transactions, setTransactions] = useState([]);

const handleChange = (e, name) => {
Expand All @@ -31,16 +43,21 @@ export const TransactionsProvider = ({ children }) => {
if (ethereum) {
const transactionsContract = createEthereumContract();

const availableTransactions = await transactionsContract.getAllTransactions();

const structuredTransactions = availableTransactions.map((transaction) => ({
addressTo: transaction.receiver,
addressFrom: transaction.sender,
timestamp: new Date(transaction.timestamp.toNumber() * 1000).toLocaleString(),
message: transaction.message,
keyword: transaction.keyword,
amount: parseInt(transaction.amount._hex) / (10 ** 18)
}));
const availableTransactions =
await transactionsContract.getAllTransactions();

const structuredTransactions = availableTransactions.map(
(transaction) => ({
addressTo: transaction.receiver,
addressFrom: transaction.sender,
timestamp: new Date(
transaction.timestamp.toNumber() * 1000
).toLocaleString(),
message: transaction.message,
keyword: transaction.keyword,
amount: parseInt(transaction.amount._hex) / 10 ** 18,
})
);

console.log(structuredTransactions);

Expand All @@ -53,13 +70,22 @@ export const TransactionsProvider = ({ children }) => {
}
};

const fetchBalance = async (address) => {
const balance = await ethereum
.request({ method: "eth_getBalance", params: [address, "latest"] })
.then((bal) => ethers.utils.formatEther(bal));

setAccountBalance(balance);
};

const checkIfWalletIsConnect = async () => {
try {
if (!ethereum) return alert("Please install MetaMask.");

const accounts = await ethereum.request({ method: "eth_accounts" });

if (accounts.length) {
fetchBalance(accounts[0]);
setCurrentAccount(accounts[0]);

getAllTransactions();
Expand All @@ -75,9 +101,13 @@ export const TransactionsProvider = ({ children }) => {
try {
if (ethereum) {
const transactionsContract = createEthereumContract();
const currentTransactionCount = await transactionsContract.getTransactionCount();
const currentTransactionCount =
await transactionsContract.getTransactionCount();

window.localStorage.setItem("transactionCount", currentTransactionCount);
window.localStorage.setItem(
"transactionCount",
currentTransactionCount
);
}
} catch (error) {
console.log(error);
Expand All @@ -90,8 +120,11 @@ export const TransactionsProvider = ({ children }) => {
try {
if (!ethereum) return alert("Please install MetaMask.");

const accounts = await ethereum.request({ method: "eth_requestAccounts", });
const accounts = await ethereum.request({
method: "eth_requestAccounts",
});

fetchBalance(accounts[0]);
setCurrentAccount(accounts[0]);
window.location.reload();
} catch (error) {
Expand All @@ -110,23 +143,31 @@ export const TransactionsProvider = ({ children }) => {

await ethereum.request({
method: "eth_sendTransaction",
params: [{
from: currentAccount,
to: addressTo,
gas: "0x5208",
value: parsedAmount._hex,
}],
params: [
{
from: currentAccount,
to: addressTo,
gas: "0x5208",
value: parsedAmount._hex,
},
],
});

const transactionHash = await transactionsContract.addToBlockchain(addressTo, parsedAmount, message, keyword);
const transactionHash = await transactionsContract.addToBlockchain(
addressTo,
parsedAmount,
message,
keyword
);

setIsLoading(true);
console.log(`Loading - ${transactionHash.hash}`);
await transactionHash.wait();
console.log(`Success - ${transactionHash.hash}`);
setIsLoading(false);

const transactionsCount = await transactionsContract.getTransactionCount();
const transactionsCount =
await transactionsContract.getTransactionCount();

setTransactionCount(transactionsCount.toNumber());
window.location.reload();
Expand Down Expand Up @@ -156,6 +197,7 @@ export const TransactionsProvider = ({ children }) => {
sendTransaction,
handleChange,
formData,
accountBalance,
}}
>
{children}
Expand Down