Initial commit with 🏗️ Scaffold-ETH 2 @ 1.0.5

packages/nextjs/app/blockexplorer/_components/AddressCodeTab.tsx

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+type AddressCodeTabProps = {
+  bytecode: string;
+  assembly: string;
+};
+
+export const AddressCodeTab = ({ bytecode, assembly }: AddressCodeTabProps) => {
+  const formattedAssembly = Array.from(assembly.matchAll(/\w+( 0x[a-fA-F0-9]+)?/g))
+    .map(it => it[0])
+    .join("\n");
+
+  return (
+    <div className="flex flex-col gap-3 p-4">
+      Bytecode
+      <div className="mockup-code -indent-5 overflow-y-auto max-h-[500px]">
+        <pre className="px-5">
+          <code className="whitespace-pre-wrap overflow-auto break-words">{bytecode}</code>
+        </pre>
+      </div>
+      Opcodes
+      <div className="mockup-code -indent-5 overflow-y-auto max-h-[500px]">
+        <pre className="px-5">
+          <code>{formattedAssembly}</code>
+        </pre>
+      </div>
+    </div>
+  );
+};

packages/nextjs/app/blockexplorer/_components/AddressComponent.tsx

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+import { BackButton } from "./BackButton";
+import { ContractTabs } from "./ContractTabs";
+import { Address as AddressType } from "viem";
+import { Address, Balance } from "~~/components/scaffold-eth";
+
+export const AddressComponent = ({
+  address,
+  contractData,
+}: {
+  address: AddressType;
+  contractData: { bytecode: string; assembly: string } | null;
+}) => {
+  return (
+    <div className="m-10 mb-20">
+      <div className="flex justify-start mb-5">
+        <BackButton />
+      </div>
+      <div className="col-span-5 grid grid-cols-1 lg:grid-cols-2 gap-8 lg:gap-10">
+        <div className="col-span-1 flex flex-col">
+          <div className="bg-base-100 border-base-300 border shadow-md shadow-secondary rounded-3xl px-6 lg:px-8 mb-6 space-y-1 py-4 overflow-x-auto">
+            <div className="flex">
+              <div className="flex flex-col gap-1">
+                <Address address={address} format="long" onlyEnsOrAddress />
+                <div className="flex gap-1 items-center">
+                  <span className="font-bold text-sm">Balance:</span>
+                  <Balance address={address} className="text" />
+                </div>
+              </div>
+            </div>
+          </div>
+        </div>
+      </div>
+      <ContractTabs address={address} contractData={contractData} />
+    </div>
+  );
+};

packages/nextjs/app/blockexplorer/_components/AddressLogsTab.tsx

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+import { Address } from "viem";
+import { useContractLogs } from "~~/hooks/scaffold-eth";
+import { replacer } from "~~/utils/scaffold-eth/common";
+
+export const AddressLogsTab = ({ address }: { address: Address }) => {
+  const contractLogs = useContractLogs(address);
+
+  return (
+    <div className="flex flex-col gap-3 p-4">
+      <div className="mockup-code overflow-auto max-h-[500px]">
+        <pre className="px-5 whitespace-pre-wrap break-words">
+          {contractLogs.map((log, i) => (
+            <div key={i}>
+              <strong>Log:</strong> {JSON.stringify(log, replacer, 2)}
+            </div>
+          ))}
+        </pre>
+      </div>
+    </div>
+  );
+};

packages/nextjs/app/blockexplorer/_components/AddressStorageTab.tsx

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+"use client";
+
+import { useEffect, useState } from "react";
+import { Address, createPublicClient, http, toHex } from "viem";
+import { hardhat } from "viem/chains";
+
+const publicClient = createPublicClient({
+  chain: hardhat,
+  transport: http(),
+});
+
+export const AddressStorageTab = ({ address }: { address: Address }) => {
+  const [storage, setStorage] = useState<string[]>([]);
+
+  useEffect(() => {
+    const fetchStorage = async () => {
+      try {
+        const storageData = [];
+        let idx = 0;
+
+        while (true) {
+          const storageAtPosition = await publicClient.getStorageAt({
+            address: address,
+            slot: toHex(idx),
+          });
+
+          if (storageAtPosition === "0x" + "0".repeat(64)) break;
+
+          if (storageAtPosition) {
+            storageData.push(storageAtPosition);
+          }
+
+          idx++;
+        }
+        setStorage(storageData);
+      } catch (error) {
+        console.error("Failed to fetch storage:", error);
+      }
+    };
+
+    fetchStorage();
+  }, [address]);
+
+  return (
+    <div className="flex flex-col gap-3 p-4">
+      {storage.length > 0 ? (
+        <div className="mockup-code overflow-auto max-h-[500px]">
+          <pre className="px-5 whitespace-pre-wrap break-words">
+            {storage.map((data, i) => (
+              <div key={i}>
+                <strong>Storage Slot {i}:</strong> {data}
+              </div>
+            ))}
+          </pre>
+        </div>
+      ) : (
+        <div className="text-lg">This contract does not have any variables.</div>
+      )}
+    </div>
+  );
+};

packages/nextjs/app/blockexplorer/_components/BackButton.tsx

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+"use client";
+
+import { useRouter } from "next/navigation";
+
+export const BackButton = () => {
+  const router = useRouter();
+  return (
+    <button className="btn btn-sm btn-primary" onClick={() => router.back()}>
+      Back
+    </button>
+  );
+};

packages/nextjs/app/blockexplorer/_components/ContractTabs.tsx

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+"use client";
+
+import { useEffect, useState } from "react";
+import { AddressCodeTab } from "./AddressCodeTab";
+import { AddressLogsTab } from "./AddressLogsTab";
+import { AddressStorageTab } from "./AddressStorageTab";
+import { PaginationButton } from "./PaginationButton";
+import { TransactionsTable } from "./TransactionsTable";
+import { Address, createPublicClient, http } from "viem";
+import { hardhat } from "viem/chains";
+import { useFetchBlocks } from "~~/hooks/scaffold-eth";
+
+type AddressCodeTabProps = {
+  bytecode: string;
+  assembly: string;
+};
+
+type PageProps = {
+  address: Address;
+  contractData: AddressCodeTabProps | null;
+};
+
+const publicClient = createPublicClient({
+  chain: hardhat,
+  transport: http(),
+});
+
+export const ContractTabs = ({ address, contractData }: PageProps) => {
+  const { blocks, transactionReceipts, currentPage, totalBlocks, setCurrentPage } = useFetchBlocks();
+  const [activeTab, setActiveTab] = useState("transactions");
+  const [isContract, setIsContract] = useState(false);
+
+  useEffect(() => {
+    const checkIsContract = async () => {
+      const contractCode = await publicClient.getBytecode({ address: address });
+      setIsContract(contractCode !== undefined && contractCode !== "0x");
+    };
+
+    checkIsContract();
+  }, [address]);
+
+  const filteredBlocks = blocks.filter(block =>
+    block.transactions.some(tx => {
+      if (typeof tx === "string") {
+        return false;
+      }
+      return tx.from.toLowerCase() === address.toLowerCase() || tx.to?.toLowerCase() === address.toLowerCase();
+    }),
+  );
+
+  return (
+    <>
+      {isContract && (
+        <div role="tablist" className="tabs tabs-lift">
+          <button
+            role="tab"
+            className={`tab ${activeTab === "transactions" ? "tab-active" : ""}`}
+            onClick={() => setActiveTab("transactions")}
+          >
+            Transactions
+          </button>
+          <button
+            role="tab"
+            className={`tab ${activeTab === "code" ? "tab-active" : ""}`}
+            onClick={() => setActiveTab("code")}
+          >
+            Code
+          </button>
+          <button
+            role="tab"
+            className={`tab  ${activeTab === "storage" ? "tab-active" : ""}`}
+            onClick={() => setActiveTab("storage")}
+          >
+            Storage
+          </button>
+          <button
+            role="tab"
+            className={`tab  ${activeTab === "logs" ? "tab-active" : ""}`}
+            onClick={() => setActiveTab("logs")}
+          >
+            Logs
+          </button>
+        </div>
+      )}
+      {activeTab === "transactions" && (
+        <div className="pt-4">
+          <TransactionsTable blocks={filteredBlocks} transactionReceipts={transactionReceipts} />
+          <PaginationButton
+            currentPage={currentPage}
+            totalItems={Number(totalBlocks)}
+            setCurrentPage={setCurrentPage}
+          />
+        </div>
+      )}
+      {activeTab === "code" && contractData && (
+        <AddressCodeTab bytecode={contractData.bytecode} assembly={contractData.assembly} />
+      )}
+      {activeTab === "storage" && <AddressStorageTab address={address} />}
+      {activeTab === "logs" && <AddressLogsTab address={address} />}
+    </>
+  );
+};

packages/nextjs/app/blockexplorer/_components/PaginationButton.tsx

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+import { ArrowLeftIcon, ArrowRightIcon } from "@heroicons/react/24/outline";
+
+type PaginationButtonProps = {
+  currentPage: number;
+  totalItems: number;
+  setCurrentPage: (page: number) => void;
+};
+
+const ITEMS_PER_PAGE = 20;
+
+export const PaginationButton = ({ currentPage, totalItems, setCurrentPage }: PaginationButtonProps) => {
+  const isPrevButtonDisabled = currentPage === 0;
+  const isNextButtonDisabled = currentPage + 1 >= Math.ceil(totalItems / ITEMS_PER_PAGE);
+
+  const prevButtonClass = isPrevButtonDisabled ? "btn-disabled cursor-default" : "btn-primary";
+  const nextButtonClass = isNextButtonDisabled ? "btn-disabled cursor-default" : "btn-primary";
+
+  if (isNextButtonDisabled && isPrevButtonDisabled) return null;
+
+  return (
+    <div className="mt-5 justify-end flex gap-3 mx-5">
+      <button
+        className={`btn btn-sm ${prevButtonClass}`}
+        disabled={isPrevButtonDisabled}
+        onClick={() => setCurrentPage(currentPage - 1)}
+      >
+        <ArrowLeftIcon className="h-4 w-4" />
+      </button>
+      <span className="self-center text-primary-content font-medium">Page {currentPage + 1}</span>
+      <button
+        className={`btn btn-sm ${nextButtonClass}`}
+        disabled={isNextButtonDisabled}
+        onClick={() => setCurrentPage(currentPage + 1)}
+      >
+        <ArrowRightIcon className="h-4 w-4" />
+      </button>
+    </div>
+  );
+};

packages/nextjs/app/blockexplorer/_components/SearchBar.tsx

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+"use client";
+
+import { useState } from "react";
+import { useRouter } from "next/navigation";
+import { isAddress, isHex } from "viem";
+import { hardhat } from "viem/chains";
+import { usePublicClient } from "wagmi";
+
+export const SearchBar = () => {
+  const [searchInput, setSearchInput] = useState("");
+  const router = useRouter();
+
+  const client = usePublicClient({ chainId: hardhat.id });
+
+  const handleSearch = async (event: React.FormEvent) => {
+    event.preventDefault();
+    if (isHex(searchInput)) {
+      try {
+        const tx = await client?.getTransaction({ hash: searchInput });
+        if (tx) {
+          router.push(`/blockexplorer/transaction/${searchInput}`);
+          return;
+        }
+      } catch (error) {
+        console.error("Failed to fetch transaction:", error);
+      }
+    }
+
+    if (isAddress(searchInput)) {
+      router.push(`/blockexplorer/address/${searchInput}`);
+      return;
+    }
+  };
+
+  return (
+    <form onSubmit={handleSearch} className="flex items-center justify-end mb-5 space-x-3 mx-5">
+      <input
+        className="border-primary bg-base-100 text-base-content placeholder:text-base-content/50 p-2 mr-2 w-full md:w-1/2 lg:w-1/3 rounded-md shadow-md focus:outline-hidden focus:ring-2 focus:ring-accent"
+        type="text"
+        value={searchInput}
+        placeholder="Search by hash or address"
+        onChange={e => setSearchInput(e.target.value)}
+      />
+      <button className="btn btn-sm btn-primary" type="submit">
+        Search
+      </button>
+    </form>
+  );
+};

packages/nextjs/app/blockexplorer/_components/TransactionHash.tsx

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+import Link from "next/link";
+import { CheckCircleIcon, DocumentDuplicateIcon } from "@heroicons/react/24/outline";
+import { useCopyToClipboard } from "~~/hooks/scaffold-eth/useCopyToClipboard";
+
+export const TransactionHash = ({ hash }: { hash: string }) => {
+  const { copyToClipboard: copyAddressToClipboard, isCopiedToClipboard: isAddressCopiedToClipboard } =
+    useCopyToClipboard();
+
+  return (
+    <div className="flex items-center">
+      <Link href={`/blockexplorer/transaction/${hash}`}>
+        {hash?.substring(0, 6)}...{hash?.substring(hash.length - 4)}
+      </Link>
+      {isAddressCopiedToClipboard ? (
+        <CheckCircleIcon
+          className="ml-1.5 text-xl font-normal text-base-content h-5 w-5 cursor-pointer"
+          aria-hidden="true"
+        />
+      ) : (
+        <DocumentDuplicateIcon
+          className="ml-1.5 text-xl font-normal h-5 w-5 cursor-pointer"
+          aria-hidden="true"
+          onClick={() => copyAddressToClipboard(hash)}
+        />
+      )}
+    </div>
+  );
+};

packages/nextjs/app/blockexplorer/_components/TransactionsTable.tsx

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+import { TransactionHash } from "./TransactionHash";
+import { formatEther } from "viem";
+import { Address } from "~~/components/scaffold-eth";
+import { useTargetNetwork } from "~~/hooks/scaffold-eth/useTargetNetwork";
+import { TransactionWithFunction } from "~~/utils/scaffold-eth";
+import { TransactionsTableProps } from "~~/utils/scaffold-eth/";
+
+export const TransactionsTable = ({ blocks, transactionReceipts }: TransactionsTableProps) => {
+  const { targetNetwork } = useTargetNetwork();
+
+  return (
+    <div className="flex justify-center px-4 md:px-0">
+      <div className="overflow-x-auto w-full shadow-2xl rounded-xl">
+        <table className="table text-xl bg-base-100 table-zebra w-full md:table-md table-sm">
+          <thead>
+            <tr className="rounded-xl text-sm text-base-content">
+              <th className="bg-primary">Transaction Hash</th>
+              <th className="bg-primary">Function Called</th>
+              <th className="bg-primary">Block Number</th>
+              <th className="bg-primary">Time Mined</th>
+              <th className="bg-primary">From</th>
+              <th className="bg-primary">To</th>
+              <th className="bg-primary text-end">Value ({targetNetwork.nativeCurrency.symbol})</th>
+            </tr>
+          </thead>
+          <tbody>
+            {blocks.map(block =>
+              (block.transactions as TransactionWithFunction[]).map(tx => {
+                const receipt = transactionReceipts[tx.hash];
+                const timeMined = new Date(Number(block.timestamp) * 1000).toLocaleString();
+                const functionCalled = tx.input.substring(0, 10);
+
+                return (
+                  <tr key={tx.hash} className="hover text-sm">
+                    <td className="w-1/12 md:py-4">
+                      <TransactionHash hash={tx.hash} />
+                    </td>
+                    <td className="w-2/12 md:py-4">
+                      {tx.functionName === "0x" ? "" : <span className="mr-1">{tx.functionName}</span>}
+                      {functionCalled !== "0x" && (
+                        <span className="badge badge-primary font-bold text-xs">{functionCalled}</span>
+                      )}
+                    </td>
+                    <td className="w-1/12 md:py-4">{block.number?.toString()}</td>
+                    <td className="w-2/12 md:py-4">{timeMined}</td>
+                    <td className="w-2/12 md:py-4">
+                      <Address address={tx.from} size="sm" onlyEnsOrAddress />
+                    </td>
+                    <td className="w-2/12 md:py-4">
+                      {!receipt?.contractAddress ? (
+                        tx.to && <Address address={tx.to} size="sm" onlyEnsOrAddress />
+                      ) : (
+                        <div className="relative">
+                          <Address address={receipt.contractAddress} size="sm" onlyEnsOrAddress />
+                          <small className="absolute top-4 left-4">(Contract Creation)</small>
+                        </div>
+                      )}
+                    </td>
+                    <td className="text-right md:py-4">
+                      {formatEther(tx.value)} {targetNetwork.nativeCurrency.symbol}
+                    </td>
+                  </tr>
+                );
+              }),
+            )}
+          </tbody>
+        </table>
+      </div>
+    </div>
+  );
+};

packages/nextjs/app/blockexplorer/_components/index.tsx

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+export * from "./SearchBar";
+export * from "./BackButton";
+export * from "./AddressCodeTab";
+export * from "./TransactionHash";
+export * from "./ContractTabs";
+export * from "./PaginationButton";
+export * from "./TransactionsTable";