DCIPs/assets/eip-5252/contracts/ABT.sol

70 lines
2.3 KiB
Solidity

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