Extract custom hook

This commit is contained in:
Willian Mitsuda 2021-08-01 06:59:59 -03:00
parent 4fcf0cb513
commit 5b5791236f
2 changed files with 106 additions and 93 deletions

View File

@ -1,19 +1,13 @@
import React, { useState, useEffect, useMemo, useContext } from "react";
import React, { useMemo, useContext } from "react";
import { Route, Switch, useParams } from "react-router-dom";
import { BigNumber, ethers } from "ethers";
import StandardFrame from "./StandardFrame";
import StandardSubtitle from "./StandardSubtitle";
import Tab from "./components/Tab";
import Details from "./transaction/Details";
import Logs from "./transaction/Logs";
import erc20 from "./erc20.json";
import { TokenMetas, TokenTransfer, TransactionData } from "./types";
import { RuntimeContext } from "./useRuntime";
import { SelectionContext, useSelection } from "./useSelection";
import { useInternalOperations } from "./useErigonHooks";
const TRANSFER_TOPIC =
"0xddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4df523b3ef";
import { useInternalOperations, useTxData } from "./useErigonHooks";
type TransactionParams = {
txhash: string;
@ -24,89 +18,7 @@ const Transaction: React.FC = () => {
const params = useParams<TransactionParams>();
const { txhash } = params;
const [txData, setTxData] = useState<TransactionData>();
useEffect(() => {
if (!provider) {
return;
}
const readBlock = async () => {
const [_response, _receipt] = await Promise.all([
provider.getTransaction(txhash),
provider.getTransactionReceipt(txhash),
]);
const _block = await provider.getBlock(_receipt.blockNumber);
document.title = `Transaction ${_response.hash} | Otterscan`;
// Extract token transfers
const tokenTransfers: TokenTransfer[] = [];
for (const l of _receipt.logs) {
if (l.topics.length !== 3) {
continue;
}
if (l.topics[0] !== TRANSFER_TOPIC) {
continue;
}
tokenTransfers.push({
token: l.address,
from: ethers.utils.getAddress(
ethers.utils.hexDataSlice(ethers.utils.arrayify(l.topics[1]), 12)
),
to: ethers.utils.getAddress(
ethers.utils.hexDataSlice(ethers.utils.arrayify(l.topics[2]), 12)
),
value: BigNumber.from(l.data),
});
}
// Extract token meta
const tokenMetas: TokenMetas = {};
for (const t of tokenTransfers) {
if (tokenMetas[t.token]) {
continue;
}
const erc20Contract = new ethers.Contract(t.token, erc20, provider);
const [name, symbol, decimals] = await Promise.all([
erc20Contract.name(),
erc20Contract.symbol(),
erc20Contract.decimals(),
]);
tokenMetas[t.token] = {
name,
symbol,
decimals,
};
}
setTxData({
transactionHash: _receipt.transactionHash,
status: _receipt.status === 1,
blockNumber: _receipt.blockNumber,
transactionIndex: _receipt.transactionIndex,
confirmations: _receipt.confirmations,
timestamp: _block.timestamp,
miner: _block.miner,
from: _receipt.from,
to: _receipt.to,
createdContractAddress: _receipt.contractAddress,
value: _response.value,
tokenTransfers,
tokenMetas,
type: _response.type ?? 0,
fee: _response.gasPrice!.mul(_receipt.gasUsed),
blockBaseFeePerGas: _block.baseFeePerGas,
maxFeePerGas: _response.maxFeePerGas,
maxPriorityFeePerGas: _response.maxPriorityFeePerGas,
gasPrice: _response.gasPrice!,
gasUsed: _receipt.gasUsed,
gasLimit: _response.gasLimit,
nonce: _response.nonce,
data: _response.data,
logs: _receipt.logs,
});
};
readBlock();
}, [provider, txhash]);
const txData = useTxData(provider, txhash);
const internalOps = useInternalOperations(provider, txData);
const sendsEthToMiner = useMemo(() => {

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@ -1,7 +1,16 @@
import { ethers, BigNumber } from "ethers";
import { useState, useEffect } from "react";
import { ethers, BigNumber } from "ethers";
import { getInternalOperations } from "./nodeFunctions";
import { TransactionData, InternalOperation } from "./types";
import {
TokenMetas,
TokenTransfer,
TransactionData,
InternalOperation,
} from "./types";
import erc20 from "./erc20.json";
const TRANSFER_TOPIC =
"0xddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4df523b3ef";
export interface ExtendedBlock extends ethers.providers.Block {
blockReward: BigNumber;
@ -76,6 +85,98 @@ export const useBlockData = (
return block;
};
export const useTxData = (
provider: ethers.providers.JsonRpcProvider | undefined,
txhash: string
): TransactionData | undefined => {
const [txData, setTxData] = useState<TransactionData>();
useEffect(() => {
if (!provider) {
return;
}
const readBlock = async () => {
const [_response, _receipt] = await Promise.all([
provider.getTransaction(txhash),
provider.getTransactionReceipt(txhash),
]);
const _block = await provider.getBlock(_receipt.blockNumber);
document.title = `Transaction ${_response.hash} | Otterscan`;
// Extract token transfers
const tokenTransfers: TokenTransfer[] = [];
for (const l of _receipt.logs) {
if (l.topics.length !== 3) {
continue;
}
if (l.topics[0] !== TRANSFER_TOPIC) {
continue;
}
tokenTransfers.push({
token: l.address,
from: ethers.utils.getAddress(
ethers.utils.hexDataSlice(ethers.utils.arrayify(l.topics[1]), 12)
),
to: ethers.utils.getAddress(
ethers.utils.hexDataSlice(ethers.utils.arrayify(l.topics[2]), 12)
),
value: BigNumber.from(l.data),
});
}
// Extract token meta
const tokenMetas: TokenMetas = {};
for (const t of tokenTransfers) {
if (tokenMetas[t.token]) {
continue;
}
const erc20Contract = new ethers.Contract(t.token, erc20, provider);
const [name, symbol, decimals] = await Promise.all([
erc20Contract.name(),
erc20Contract.symbol(),
erc20Contract.decimals(),
]);
tokenMetas[t.token] = {
name,
symbol,
decimals,
};
}
setTxData({
transactionHash: _receipt.transactionHash,
status: _receipt.status === 1,
blockNumber: _receipt.blockNumber,
transactionIndex: _receipt.transactionIndex,
confirmations: _receipt.confirmations,
timestamp: _block.timestamp,
miner: _block.miner,
from: _receipt.from,
to: _receipt.to,
createdContractAddress: _receipt.contractAddress,
value: _response.value,
tokenTransfers,
tokenMetas,
type: _response.type ?? 0,
fee: _response.gasPrice!.mul(_receipt.gasUsed),
blockBaseFeePerGas: _block.baseFeePerGas,
maxFeePerGas: _response.maxFeePerGas,
maxPriorityFeePerGas: _response.maxPriorityFeePerGas,
gasPrice: _response.gasPrice!,
gasUsed: _receipt.gasUsed,
gasLimit: _response.gasLimit,
nonce: _response.nonce,
data: _response.data,
logs: _receipt.logs,
});
};
readBlock();
}, [provider, txhash]);
return txData;
};
export const useInternalOperations = (
provider: ethers.providers.JsonRpcProvider | undefined,
txData: TransactionData | undefined