70 lines
2.3 KiB
Solidity
70 lines
2.3 KiB
Solidity
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// SPDX-License-Identifier: CC0-1.0
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pragma solidity ^0.8.0;
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import "./ERC721A.sol";
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import "@openzeppelin/contracts/access/AccessControl.sol";
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import "./interfaces/IFactory.sol";
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import "./interfaces/IFinance.sol";
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import "./interfaces/IDescriptor.sol";
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contract ABT is ERC721A, AccessControl {
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// Create a new role identifier for the minter role
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bytes32 public constant MINTER_ROLE = keccak256("MINTER_ROLE");
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bytes32 public constant BURNER_ROLE = keccak256("BURNER_ROLE");
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// factory address
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address public factory;
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// SVG for ABT
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address public descriptor;
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function supportsInterface(bytes4 interfaceId) public view virtual override(ERC721A, AccessControl) returns (bool) {
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return super.supportsInterface(interfaceId);
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}
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function setDescriptor(address descriptor_) public {
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require(hasRole(DEFAULT_ADMIN_ROLE, msg.sender), "ABT: Caller is not a default admin");
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descriptor = descriptor_;
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}
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function tokenURI(uint256 tokenId) public view virtual override returns (string memory tokenURI) {
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require(_exists(tokenId), "ERC721Metadata: URI query for nonexistent token");
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tokenURI = IDescriptor(descriptor).tokenURI(tokenId);
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}
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constructor(address factory_)
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ERC721A("Account-Bound Token", "ABT") {
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_setupRole(DEFAULT_ADMIN_ROLE, _msgSender());
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_setupRole(MINTER_ROLE, _msgSender());
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_setupRole(BURNER_ROLE, _msgSender());
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factory = factory_;
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}
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function setFactory(address factory_) public {
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require(hasRole(DEFAULT_ADMIN_ROLE, msg.sender), "ABT: Caller is not a default admin");
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factory = factory_;
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}
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function mint(address to) external {
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// Check that the calling account has the minter role
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require(_msgSender() == factory, "ABT: Caller is not factory");
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_safeMint(to, 1);
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}
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function burn(uint256 tokenId_) external {
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require(hasRole(BURNER_ROLE, _msgSender()), "ABT: must have burner role to burn");
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_burn(tokenId_);
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}
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function exists(uint256 tokenId_) external view returns (bool) {
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return _exists(tokenId_);
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}
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function transfer(
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address to,
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uint256 tokenId
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) public virtual {
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transferFrom(msg.sender, to, tokenId);
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}
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}
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