{"sources":{"ForgePass.sol":{"content":"// SPDX-License-Identifier: MIT\npragma solidity ^0.8.34;\n\n/// @title ForgePass — free + paid mint NFT pass on BNB Smart Chain\n/// @notice 15,000 max supply, max 10 per wallet.\n/// @notice Free mints capped at 5,000. Mint 1 FREE (1x per wallet, Twitter follow @ForgePass0 required, enforced on the website).\n///         Free mint = NFT ONLY, no tokens.\n/// @notice Mint 2-10 PAID, 0.0005 BNB each, no Twitter needed.\n///         Paid mint = NFT + 10,000 FORGE tokens, auto-delivered in the same tx.\n/// @notice Custom minimal ERC721, no external imports, compiles in Remix.\ninterface IERC20 {\n    function transfer(address to, uint256 value) external returns (bool);\n    function balanceOf(address account) external view returns (uint256);\n}\n\ncontract ForgePass {\n    string public name = \"Forge Pass\";\n    string public symbol = \"FORGE\";\n\n    uint256 public constant MAX_SUPPLY = 20000;\n    uint256 public constant MAX_FREE_MINTS = 10000;\n    uint256 public constant MAX_PER_WALLET = 10;\n    uint256 public constant PAID_PRICE = 0.001 ether;\n    uint256 public constant TOKENS_PER_PAID_MINT = 10000 * 10 ** 18;\n\n    address public owner;\n    uint256 public totalSupply;\n    uint256 public freeMinted;\n    string public baseURI;\n    address public forgeToken;\n\n    mapping(uint256 => address) private _owners;\n    mapping(address => uint256) private _balances;\n    mapping(address => uint256) public mintedPerWallet;\n    mapping(address => bool) public freeMintUsed;\n    mapping(uint256 => address) private _tokenApprovals;\n    mapping(address => mapping(address => bool)) private _operatorApprovals;\n\n    event Transfer(address indexed from, address indexed to, uint256 indexed tokenId);\n    event Approval(address indexed owner, address indexed approved, uint256 indexed tokenId);\n    event ApprovalForAll(address indexed owner, address indexed operator, bool approved);\n\n    modifier onlyOwner() {\n        require(msg.sender == owner, \"not owner\");\n        _;\n    }\n\n    constructor() {\n        owner = msg.sender;\n    }\n\n    // ---------- ERC721Metadata ----------\n\n    function tokenURI(uint256 tokenId) public view returns (string memory) {\n        require(_owners[tokenId] != address(0), \"nonexistent token\");\n        return string(abi.encodePacked(baseURI, _toString(tokenId), \".json\"));\n    }\n\n    function setBaseURI(string calldata newBaseURI) external onlyOwner {\n        baseURI = newBaseURI;\n    }\n\n    // ---------- ERC721 core ----------\n\n    function balanceOf(address account) public view returns (uint256) {\n        require(account != address(0), \"zero address\");\n        return _balances[account];\n    }\n\n    function ownerOf(uint256 tokenId) public view returns (address) {\n        address o = _owners[tokenId];\n        require(o != address(0), \"nonexistent token\");\n        return o;\n    }\n\n    function approve(address to, uint256 tokenId) public {\n        address o = ownerOf(tokenId);\n        require(msg.sender == o || _operatorApprovals[o][msg.sender], \"not authorized\");\n        _tokenApprovals[tokenId] = to;\n        emit Approval(o, to, tokenId);\n    }\n\n    function getApproved(uint256 tokenId) public view returns (address) {\n        require(_owners[tokenId] != address(0), \"nonexistent token\");\n        return _tokenApprovals[tokenId];\n    }\n\n    function setApprovalForAll(address operator, bool approved) public {\n        _operatorApprovals[msg.sender][operator] = approved;\n        emit ApprovalForAll(msg.sender, operator, approved);\n    }\n\n    function isApprovedForAll(address o, address operator) public view returns (bool) {\n        return _operatorApprovals[o][operator];\n    }\n\n    function transferFrom(address from, address to, uint256 tokenId) public {\n        address o = ownerOf(tokenId);\n        require(o == from, \"not owner\");\n        require(\n            msg.sender == o ||\n            _tokenApprovals[tokenId] == msg.sender ||\n            _operatorApprovals[o][msg.sender],\n            \"not authorized\"\n        );\n        require(to != address(0), \"zero address\");\n        _tokenApprovals[tokenId] = address(0);\n        _balances[from] -= 1;\n        _balances[to] += 1;\n        _owners[tokenId] = to;\n        emit Transfer(from, to, tokenId);\n    }\n\n    // ---------- Mint ----------\n\n    /// @notice FREE mint, 1x per wallet, gas only. Token IDs start at 1.\n    /// @notice Free mints capped at 5,000 total. NFT only, no tokens.\n    /// @notice Twitter follow @ForgePass0 is required — enforced on the website, not on-chain.\n    function freeMint() external {\n        require(!freeMintUsed[msg.sender], \"free mint used\");\n        require(freeMinted < MAX_FREE_MINTS, \"free mint sold out\");\n        require(mintedPerWallet[msg.sender] < MAX_PER_WALLET, \"wallet cap\");\n        require(totalSupply < MAX_SUPPLY, \"sold out\");\n\n        freeMintUsed[msg.sender] = true;\n        freeMinted += 1;\n        uint256 tokenId = totalSupply + 1;\n        totalSupply = tokenId;\n        _owners[tokenId] = msg.sender;\n        _balances[msg.sender] += 1;\n        mintedPerWallet[msg.sender] += 1;\n        emit Transfer(address(0), msg.sender, tokenId);\n    }\n\n    /// @notice PAID mint, 0.0005 BNB per NFT, no Twitter needed. Max 10 total per wallet.\n    /// @notice Each paid NFT auto-delivers 10,000 FORGE in the same tx (from this contract's\n    ///         token reserve). Free mints get NFT only, no tokens.\n    function paidMint(uint256 amount) external payable {\n        require(amount >= 1, \"amount 0\");\n        require(mintedPerWallet[msg.sender] + amount <= MAX_PER_WALLET, \"wallet cap\");\n        require(totalSupply + amount <= MAX_SUPPLY, \"sold out\");\n        require(msg.value == amount * PAID_PRICE, \"wrong payment\");\n\n        for (uint256 i = 0; i < amount; i++) {\n            uint256 tokenId = totalSupply + 1;\n            totalSupply = tokenId;\n            _owners[tokenId] = msg.sender;\n            _balances[msg.sender] += 1;\n            mintedPerWallet[msg.sender] += 1;\n            emit Transfer(address(0), msg.sender, tokenId);\n        }\n\n        if (forgeToken != address(0)) {\n            uint256 reward = amount * TOKENS_PER_PAID_MINT;\n            require(IERC20(forgeToken).transfer(msg.sender, reward), \"token transfer failed\");\n        }\n    }\n\n    // ---------- Forge token ----------\n\n    /// @notice Set the FORGE token address. Owner must also transfer the mint reserve\n    ///         (100M FORGE covers all 10,000 paid mints) to this contract first.\n    function setForgeToken(address token) external onlyOwner {\n        require(token != address(0), \"zero address\");\n        forgeToken = token;\n    }\n\n    /// @notice FORGE balance held by this contract (the paid-mint reserve).\n    function forgeTokenBalance() external view returns (uint256) {\n        if (forgeToken == address(0)) return 0;\n        return IERC20(forgeToken).balanceOf(address(this));\n    }\n\n    /// @notice Owner can pull back unspent FORGE from the reserve.\n    function withdrawForge(uint256 amount) external onlyOwner {\n        require(forgeToken != address(0), \"no token set\");\n        require(IERC20(forgeToken).transfer(owner, amount), \"token transfer failed\");\n    }\n\n    // ---------- Owner ----------\n\n    function withdraw() external onlyOwner {\n        (bool ok, ) = owner.call{value: address(this).balance}(\"\");\n        require(ok, \"withdraw failed\");\n    }\n\n    function transferOwnership(address newOwner) external onlyOwner {\n        require(newOwner != address(0), \"zero address\");\n        owner = newOwner;\n    }\n\n    // ---------- utils ----------\n\n    function _toString(uint256 v) internal pure returns (string memory) {\n        if (v == 0) return \"0\";\n        uint256 len;\n        uint256 x = v;\n        while (x != 0) { len++; x /= 10; }\n        bytes memory b = new bytes(len);\n        while (v != 0) { len--; b[len] = bytes1(uint8(48 + v % 10)); v /= 10; }\n        return string(b);\n    }\n\n    function supportsInterface(bytes4 id) public pure returns (bool) {\n        return\n            id == 0x01ffc9a7 || // ERC165\n            id == 0x80ac58cd || // ERC721\n            id == 0x5b5e139f;   // ERC721Metadata\n    }\n}\n"}},"abi":[{"type":"constructor","inputs":[],"stateMutability":"nonpayable"},{"name":"Approval","type":"event","inputs":[{"name":"owner","type":"address","indexed":true,"internalType":"address"},{"name":"approved","type":"address","indexed":true,"internalType":"address"},{"name":"tokenId","type":"uint256","indexed":true,"internalType":"uint256"}],"anonymous":false},{"name":"ApprovalForAll","type":"event","inputs":[{"name":"owner","type":"address","indexed":true,"internalType":"address"},{"name":"operator","type":"address","indexed":true,"internalType":"address"},{"name":"approved","type":"bool","indexed":false,"internalType":"bool"}],"anonymous":false},{"name":"Transfer","type":"event","inputs":[{"name":"from","type":"address","indexed":true,"internalType":"address"},{"name":"to","type":"address","indexed":true,"internalType":"address"},{"name":"tokenId","type":"uint256","indexed":true,"internalType":"uint256"}],"anonymous":false},{"name":"MAX_FREE_MINTS","type":"function","inputs":[],"outputs":[{"name":"","type":"uint256","internalType":"uint256"}],"stateMutability":"view"},{"name":"MAX_PER_WALLET","type":"function","inputs":[],"outputs":[{"name":"","type":"uint256","internalType":"uint256"}],"stateMutability":"view"},{"name":"MAX_SUPPLY","type":"function","inputs":[],"outputs":[{"name":"","type":"uint256","internalType":"uint256"}],"stateMutability":"view"},{"name":"PAID_PRICE","type":"function","inputs":[],"outputs":[{"name":"","type":"uint256","internalType":"uint256"}],"stateMutability":"view"},{"name":"TOKENS_PER_PAID_MINT","type":"function","inputs":[],"outputs":[{"name":"","type":"uint256","internalType":"uint256"}],"stateMutability":"view"},{"name":"approve","type":"function","inputs":[{"name":"to","type":"address","internalType":"address"},{"name":"tokenId","type":"uint256","internalType":"uint256"}],"outputs":[],"stateMutability":"nonpayable"},{"name":"balanceOf","type":"function","inputs":[{"name":"account","type":"address","internalType":"address"}],"outputs":[{"name":"","type":"uint256","internalType":"uint256"}],"stateMutability":"view"},{"name":"baseURI","type":"function","inputs":[],"outputs":[{"name":"","type":"string","internalType":"string"}],"stateMutability":"view"},{"name":"forgeToken","type":"function","inputs":[],"outputs":[{"name":"","type":"address","internalType":"address"}],"stateMutability":"view"},{"name":"forgeTokenBalance","type":"function","inputs":[],"outputs":[{"name":"","type":"uint256","internalType":"uint256"}],"stateMutability":"view"},{"name":"freeMint","type":"function","inputs":[],"outputs":[],"stateMutability":"nonpayable"},{"name":"freeMintUsed","type":"function","inputs":[{"name":"","type":"address","internalType":"address"}],"outputs":[{"name":"","type":"bool","internalType":"bool"}],"stateMutability":"view"},{"name":"freeMinted","type":"function","inputs":[],"outputs":[{"name":"","type":"uint256","internalType":"uint256"}],"stateMutability":"view"},{"name":"getApproved","type":"function","inputs":[{"name":"tokenId","type":"uint256","internalType":"uint256"}],"outputs":[{"name":"","type":"address","internalType":"address"}],"stateMutability":"view"},{"name":"isApprovedForAll","type":"function","inputs":[{"name":"o","type":"address","internalType":"address"},{"name":"operator","type":"address","internalType":"address"}],"outputs":[{"name":"","type":"bool","internalType":"bool"}],"stateMutability":"view"},{"name":"mintedPerWallet","type":"function","inputs":[{"name":"","type":"address","internalType":"address"}],"outputs":[{"name":"","type":"uint256","internalType":"uint256"}],"stateMutability":"view"},{"name":"name","type":"function","inputs":[],"outputs":[{"name":"","type":"string","internalType":"string"}],"stateMutability":"view"},{"name":"owner","type":"function","inputs":[],"outputs":[{"name":"","type":"address","internalType":"address"}],"stateMutability":"view"},{"name":"ownerOf","type":"function","inputs":[{"name":"tokenId","type":"uint256","internalType":"uint256"}],"outputs":[{"name":"","type":"address","internalType":"address"}],"stateMutability":"view"},{"name":"paidMint","type":"function","inputs":[{"name":"amount","type":"uint256","internalType":"uint256"}],"outputs":[],"stateMutability":"payable"},{"name":"setApprovalForAll","type":"function","inputs":[{"name":"operator","type":"address","internalType":"address"},{"name":"approved","type":"bool","internalType":"bool"}],"outputs":[],"stateMutability":"nonpayable"},{"name":"setBaseURI","type":"function","inputs":[{"name":"newBaseURI","type":"string","internalType":"string"}],"outputs":[],"stateMutability":"nonpayable"},{"name":"setForgeToken","type":"function","inputs":[{"name":"token","type":"address","internalType":"address"}],"outputs":[],"stateMutability":"nonpayable"},{"name":"supportsInterface","type":"function","inputs":[{"name":"id","type":"bytes4","internalType":"bytes4"}],"outputs":[{"name":"","type":"bool","internalType":"bool"}],"stateMutability":"pure"},{"name":"symbol","type":"function","inputs":[],"outputs":[{"name":"","type":"string","internalType":"string"}],"stateMutability":"view"},{"name":"tokenURI","type":"function","inputs":[{"name":"tokenId","type":"uint256","internalType":"uint256"}],"outputs":[{"name":"","type":"string","internalType":"string"}],"stateMutability":"view"},{"name":"totalSupply","type":"function","inputs":[],"outputs":[{"name":"","type":"uint256","internalType":"uint256"}],"stateMutability":"view"},{"name":"transferFrom","type":"function","inputs":[{"name":"from","type":"address","internalType":"address"},{"name":"to","type":"address","internalType":"address"},{"name":"tokenId","type":"uint256","internalType":"uint256"}],"outputs":[],"stateMutability":"nonpayable"},{"name":"transferOwnership","type":"function","inputs":[{"name":"newOwner","type":"address","internalType":"address"}],"outputs":[],"stateMutability":"nonpayable"},{"name":"withdraw","type":"function","inputs":[],"outputs":[],"stateMutability":"nonpayable"},{"name":"withdrawForge","type":"function","inputs":[{"name":"amount","type":"uint256","internalType":"uint256"}],"outputs":[],"stateMutability":"nonpayable"}],"matchId":"58967402","creationMatch":"exact_match","runtimeMatch":"exact_match","verifiedAt":"2026-11-10T04:19:41Z","match":"exact_match","chainId":"56","address":"0x733358348E07C46332A01c76E2BF6Ee5D40a6d89"}