NFTCollection
0x481214cb056c7ba952626a2793b5c0f76c85eb54
Verification
Verified
v0.8.24+commit.e11b9ed9
Type
Contract
6,931 bytes
ABI entries
48
15 read · 13 write
License
none
Contract information
- Address
- 0x481214cb056c7ba952626a2793b5c0f76c85eb54
- Chain
- Robinhood Chain (4663)
- Compiler
- v0.8.24+commit.e11b9ed9
- Optimization
- Enabled
- Creator
- 0x2a1ab18d69…534739d86d
- Creation tx
- 0xa8060fd09e…5803b385a2
Token
- Name
- Blobs Hood
- Symbol
- BH
- Decimals
- —
- Holders
- 33
- Market
- View token page →
Read contract (15)
balanceOf(address) → uint256
getApproved(uint256) → address
isApprovedForAll(address, address) → bool
maxPerWallet() → uint256
maxSupply() → uint256
mintPrice() → uint256
mintedPerWallet(address) → uint256
name() → string
owner() → address
ownerOf(uint256) → address
saleActive() → bool
supportsInterface(bytes4) → bool
symbol() → string
tokenURI(uint256) → string
totalMinted() → uint256
Events (8)
ApprovalApprovalForAllBaseURIChangedMintPriceChangedMintedOwnershipTransferredSaleStateChangedTransfer
ABI
[
{
"inputs": [
{
"internalType": "string",
"name": "name_",
"type": "string"
},
{
"internalType": "string",
"name": "symbol_",
"type": "string"
},
{
"internalType": "string",
"name": "baseURI_",
"type": "string"
},
{
"internalType": "uint256",
"name": "maxSupply_",
"type": "uint256"
},
{
"internalType": "uint256",
"name": "mintPrice_",
"type": "uint256"
},
{
"internalType": "uint256",
"name": "maxPerWallet_",
"type": "uint256"
}
],
"stateMutability": "nonpayable",
"type": "constructor"
},
{
"inputs": [
{
"internalType": "address",
"name": "sender",
"type": "address"
},
{
"internalType": "uint256",
"name": "tokenId",
"type": "uint256"
},
{
"internalType": "address",
"name": "owner",
"type": "address"
}
],
"name": "ERC721IncorrectOwner",
"type": "error"
},
{
"inputs": [
{
"internalType": "address",
"name": "operator",
"type": "address"
},
{
"internalType": "uint256",
"name": "tokenId",
"type": "uint256"
}
],
"name": "ERC721InsufficientApproval",
"type": "error"
},
{
"inputs": [
{
"internalType": "address",
"name": "approver",
"type": "address"
}
],
"name": "ERC721InvalidApprover",
"type": "error"
},
{
"inputs": [
{
"internalType": "address",
"name": "operator",
"type": "address"
}
],
"name": "ERC721InvalidOperator",
"type": "error"
},
{
"inputs": [
{
"internalType": "address",
"name": "owner",
"type": "address"
}
],
"name": "ERC721InvalidOwner",
"type": "error"
},
{
"inputs": [
{
"internalType": "address",
"name": "receiver",
"type": "address"
}
],
"name": "ERC721InvalidReceiver",
"type": "error"
},
{
"inputs": [
{
"internalType": "address",
"name": "sender",
"type": "address"
}
],
"name": "ERC721InvalidSender",
"type": "error"
},
{
"inputs": [
{
"internalType": "uint256",
"name": "tokenId",
"type": "uint256"
}
],
"name": "ERC721NonexistentToken",
"type": "error"
},
{
"inputs": [
{
"internalType": "address",
"name": "owner",
"type": "address"
}
],
"name": "OwnableInvalidOwner",
"type": "error"
},
{
"inputs": [
{
"internalType": "address",
"name": "account",
"type": "address"
}
],
"name": "OwnableUnauthorizedAccount",
"type": "error"
},
{
"inputs": [],
"name": "ReentrancyGuardReentrantCall",
"type": "error"
},
{
"anonymous": false,
"inputs": [
{
"indexed": true,
"internalType": "address",
"name": "owner",
"type": "address"
},
{
"indexed": true,
"internalType": "address",
"name": "approved",
"type": "address"
},
{
"indexed": true,
"internalType": "uint256",
"name": "tokenId",
"type": "uint256"
}
],
"name": "Approval",
"type": "event"
},
{
"anonymous": false,
"inputs": [
{
"indexed": true,
"internalType": "address",
"name": "owner",
"type": "address"
},
{
"indexed": true,
"internalType": "address",
"name": "operator",
"type": "address"
},
{
"indexed": false,
"internalType": "bool",
"name": "approved",
"type": "bool"
}
],
"name": "ApprovalForAll",
"type": "event"
},
{
"anonymous": false,
"inputs": [
{
"indexed": false,
"internalType": "string",
"name": "newBaseURI",
"type": "string"
}
],
"name": "BaseURIChanged",
"type": "event"
},
{
"anonymous": false,
"inputs": [
{
"indexed": false,
"internalType": "uint256",
"name": "newPrice",
"type": "uint256"
}
],
"name": "MintPriceChanged",
"type": "event"
},
{
"anonymous": false,
"inputs": [
{
"indexed": true,
"internalType": "address",
"name": "to",
"type": "address"
},
{
"indexed": false,
"internalType": "uint256",
"name": "quantity",
"type": "uint256"
},
{
"indexed": false,
"internalType": "uint256",
"name": "startTokenId",
"type": "uint256"
}
],
"name": "Minted",
"type": "event"
},
{
"anonymous": false,
"inputs": [
{
"indexed": true,
"internalType": "address",
"name": "previousOwner",
"type": "address"
},
{
"indexed": true,
"internalType": "address",
"name": "newOwner",
"type": "address"
}
],
"name": "OwnershipTransferred",
"type": "event"
},
{
"anonymous": false,
"inputs": [
{
"indexed": false,
"internalType": "bool",
"name": "active",
"type": "bool"
}
],
"name": "SaleStateChanged",
"type": "event"
},
{
"anonymous": false,
"inputs": [
{
"indexed": true,
"internalType": "address",
"name": "from",
"type": "address"
},
{
"indexed": true,
"internalType": "address",
"name": "to",
"type": "address"
},
{
"indexed": true,
"internalType": "uint256",
"name": "tokenId",
"type": "uint256"
}
],
"name": "Transfer",
"type": "event"
},
{
"inputs": [
{
"internalType": "address",
"name": "to",
"type": "address"
},
{
"internalType": "uint256",
"name": "tokenId",
"type": "uint256"
}
],
"name": "approve",
"outputs": [],
"stateMutability": "nonpayable",
"type": "function"
},
{
"inputs": [
{
"internalType": "address",
"name": "owner",
"type": "address"
}
],
"name": "balanceOf",
"outputs": [
{
"internalType": "uint256",
"name": "",
"type": "uint256"
}
],
"stateMutability": "view",
"type": "function"
},
{
"inputs": [
{
"internalType": "uint256",
"name": "tokenId",
"type": "uint256"
}
],
"name": "getApproved",
"outputs": [
{
"internalType": "address",
"name": "",
"type": "address"
}
],
"stateMutability": "view",
"type": "function"
},
{
"inputs": [
{
"internalType": "address",
"name": "owner",
"type": "address"
},
{
"internalType": "address",
"name": "operator",
"type": "address"
}
],
"name": "isApprovedForAll",
"outputs": [
{
"internalType": "bool",
"name": "",
"type": "bool"
}
],
"stateMutability": "view",
"type": "function"
},
{
"inputs": [],
"name": "maxPerWallet",
"outputs": [
{
"internalType": "uint256",
"name": "",
"type": "uint256"
}
],
"stateMutability": "view",
"type": "function"
},
{
"inputs": [],
"name": "maxSupply",
"outputs": [
{
"internalType": "uint256",
"name": "",
"type": "uint256"
}
],
"stateMutability": "view",
"type": "function"
},
{
"inputs": [
{
"internalType": "uint256",
"name": "quantity",
"type": "uint256"
}
],
"name": "mint",
"outputs": [],
"stateMutability": "payable",
"type": "function"
},
{
"inputs": [],
"name": "mintPrice",
"outputs": [
{
"internalType": "uint256",
"name": "",
"type": "uint256"
}
],
"stateMutability": "view",
"type": "function"
},
{
"inputs": [
{
"internalType": "address",
"name": "",
"type": "address"
}
],
"name": "mintedPerWallet",
"outputs": [
{
"internalType": "uint256",
"name": "",
"type": "uint256"
}
],
"stateMutability": "view",
"type": "function"
},
{
"inputs": [],
"name": "name",
"outputs": [
{
"internalType": "string",
"name": "",
"type": "string"
}
],
"stateMutability": "view",
"type": "function"
},
{
"inputs": [],
"name": "owner",
"outputs": [
{
"internalType": "address",
"name": "",
"type": "address"
}
],
"stateMutability": "view",
"type": "function"
},
{
"inputs": [
{
"internalType": "address",
"name": "to",
"type": "address"
},
{
"internalType": "uint256",
"name": "quantity",
"type": "uint256"
}
],
"name": "ownerMint",
"outputs": [],
"stateMutability": "nonpayable",
"type": "function"
},
{
"inputs": [
{
"internalType": "uint256",
"name": "tokenId",
"type": "uint256"
}
],
"name": "ownerOf",
"outputs": [
{
"internalType": "address",
"name": "",
"type": "address"
}
],
"stateMutability": "view",
"type": "function"
},
{
"inputs": [],
"name": "renounceOwnership",
"outputs": [],
"stateMutability": "nonpayable",
"type": "function"
},
{
"inputs": [
{
"internalType": "address",
"name": "from",
"type": "address"
},
{
"internalType": "address",
"name": "to",
"type": "address"
},
{
"internalType": "uint256",
"name": "tokenId",
"type": "uint256"
}
],
"name": "safeTransferFrom",
"outputs": [],
"stateMutability": "nonpayable",
"type": "function"
},
{
"inputs": [
{
"internalType": "address",
"name": "from",
"type": "address"
},
{
"internalType": "address",
"name": "to",
"type": "address"
},
{
"internalType": "uint256",
"name": "tokenId",
"type": "uint256"
},
{
"internalType": "bytes",
"name": "data",
"type": "bytes"
}
],
"name": "safeTransferFrom",
"outputs": [],
"stateMutability": "nonpayable",
"type": "function"
},
{
"inputs": [],
"name": "saleActive",
"outputs": [
{
"internalType": "bool",
"name": "",
"type": "bool"
}
],
"stateMutability": "view",
"type": "function"
},
{
"inputs": [
{
"internalType": "address",
"name": "operator",
"type": "address"
},
{
"internalType": "bool",
"name": "approved",
"type": "bool"
}
],
"name": "setApprovalForAll",
"outputs": [],
"stateMutability": "nonpayable",
"type": "function"
},
{
"inputs": [
{
"internalType": "string",
"name": "newBaseURI",
"type": "string"
}
],
"name": "setBaseURI",
"outputs": [],
"stateMutability": "nonpayable",
"type": "function"
},
{
"inputs": [
{
"internalType": "uint256",
"name": "newPrice",
"type": "uint256"
}
],
"name": "setMintPrice",
"outputs": [],
"stateMutability": "nonpayable",
"type": "function"
},
{
"inputs": [
{
"internalType": "bool",
"name": "active",
"type": "bool"
}
],
"name": "setSaleActive",
"outputs": [],
"stateMutability": "nonpayable",
"type": "function"
},
{
"inputs": [
{
"internalType": "bytes4",
"name": "interfaceId",
"type": "bytes4"
}
],
"name": "supportsInterface",
"outputs": [
{
"internalType": "bool",
"name": "",
"type": "bool"
}
],
"stateMutability": "view",
"type": "function"
},
{
"inputs": [],
"name": "symbol",
"outputs": [
{
"internalType": "string",
"name": "",
"type": "string"
}
],
"stateMutability": "view",
"type": "function"
},
{
"inputs": [
{
"internalType": "uint256",
"name": "tokenId",
"type": "uint256"
}
],
"name": "tokenURI",
"outputs": [
{
"internalType": "string",
"name": "",
"type": "string"
}
],
"stateMutability": "view",
"type": "function"
},
{
"inputs": [],
"name": "totalMinted",
"outputs": [
{
"internalType": "uint256",
"name": "",
"type": "uint256"
}
],
"stateMutability": "view",
"type": "function"
},
{
"inputs": [
{
"internalType": "address",
"name": "from",
"type": "address"
},
{
"internalType": "address",
"name": "to",
"type": "address"
},
{
"internalType": "uint256",
"name": "tokenId",
"type": "uint256"
}
],
"name": "transferFrom",
"outputs": [],
"stateMutability": "nonpayable",
"type": "function"
},
{
"inputs": [
{
"internalType": "address",
"name": "newOwner",
"type": "address"
}
],
"name": "transferOwnership",
"outputs": [],
"stateMutability": "nonpayable",
"type": "function"
},
{
"inputs": [],
"name": "withdraw",
"outputs": [],
"stateMutability": "nonpayable",
"type": "function"
}
]Source code
// SPDX-License-Identifier: MIT
pragma solidity ^0.8.24;
import "@openzeppelin/contracts/token/ERC721/ERC721.sol";
import "@openzeppelin/contracts/access/Ownable.sol";
import "@openzeppelin/contracts/utils/ReentrancyGuard.sol";
import "@openzeppelin/contracts/utils/Strings.sol";
/// @title NFTCollection
/// @notice Fixed-price ERC-721 mint. Deploy on Robinhood Chain (chain ID 4663).
/// Token IDs are sequential starting at 1. Metadata is resolved as
/// `{baseURI}{tokenId}.json`, so your metadata folder should contain
/// 1.json, 2.json, 3.json ... matching each image 1:1.
contract NFTCollection is ERC721, Ownable, ReentrancyGuard {
using Strings for uint256;
uint256 public immutable maxSupply;
uint256 public mintPrice;
uint256 public maxPerWallet;
uint256 public totalMinted;
bool public saleActive;
string private baseTokenURI;
mapping(address => uint256) public mintedPerWallet;
event Minted(address indexed to, uint256 quantity, uint256 startTokenId);
event SaleStateChanged(bool active);
event MintPriceChanged(uint256 newPrice);
event BaseURIChanged(string newBaseURI);
constructor(
string memory name_,
string memory symbol_,
string memory baseURI_,
uint256 maxSupply_,
uint256 mintPrice_,
uint256 maxPerWallet_
) ERC721(name_, symbol_) Ownable(msg.sender) {
baseTokenURI = baseURI_;
maxSupply = maxSupply_;
mintPrice = mintPrice_;
maxPerWallet = maxPerWallet_;
}
/// @notice Mint `quantity` tokens. Requires exact payment of mintPrice * quantity.
function mint(uint256 quantity) external payable nonReentrant {
require(saleActive, "Sale is not active");
require(quantity > 0, "Quantity must be > 0");
require(totalMinted + quantity <= maxSupply, "Would exceed max supply");
require(
mintedPerWallet[msg.sender] + quantity <= maxPerWallet,
"Would exceed per-wallet limit"
);
require(msg.value == mintPrice * quantity, "Incorrect ETH sent");
uint256 startTokenId = totalMinted + 1;
mintedPerWallet[msg.sender] += quantity;
for (uint256 i = 0; i < quantity; i++) {
totalMinted++;
_safeMint(msg.sender, totalMinted);
}
emit Minted(msg.sender, quantity, startTokenId);
}
function tokenURI(uint256 tokenId) public view override returns (string memory) {
require(_ownerOf(tokenId) != address(0), "Token does not exist");
return string(abi.encodePacked(baseTokenURI, tokenId.toString(), ".json"));
}
function _baseURI() internal view override returns (string memory) {
return baseTokenURI;
}
// ---- Owner controls ----
function setSaleActive(bool active) external onlyOwner {
saleActive = active;
emit SaleStateChanged(active);
}
function setMintPrice(uint256 newPrice) external onlyOwner {
mintPrice = newPrice;
emit MintPriceChanged(newPrice);
}
function setBaseURI(string memory newBaseURI) external onlyOwner {
baseTokenURI = newBaseURI;
emit BaseURIChanged(newBaseURI);
}
/// @notice Owner mint for team allocation / giveaways, bypassing payment.
function ownerMint(address to, uint256 quantity) external onlyOwner {
require(totalMinted + quantity <= maxSupply, "Would exceed max supply");
for (uint256 i = 0; i < quantity; i++) {
totalMinted++;
_safeMint(to, totalMinted);
}
}
function withdraw() external onlyOwner nonReentrant {
uint256 balance = address(this).balance;
require(balance > 0, "Nothing to withdraw");
(bool success, ) = payable(owner()).call{value: balance}("");
require(success, "Withdraw failed");
}
}
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