51 lines
1.8 KiB
Solidity
51 lines
1.8 KiB
Solidity
// SPDX-License-Identifier: MIT
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pragma solidity ^0.8.9;
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import "@openzeppelin/contracts/token/ERC20/ERC20.sol";
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import "@openzeppelin/contracts/token/ERC20/extensions/ERC20Burnable.sol";
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import "@openzeppelin/contracts/security/Pausable.sol";
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import "@openzeppelin/contracts/access/Ownable.sol";
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import "@openzeppelin/contracts/token/ERC20/extensions/ERC20Permit.sol";
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import "@openzeppelin/contracts/token/ERC20/extensions/ERC20Votes.sol";
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import "@openzeppelin/contracts/token/ERC20/extensions/ERC20FlashMint.sol";
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abstract contract AbstractGrans is ERC20, ERC20Burnable, Pausable, Ownable, ERC20Permit, ERC20Votes, ERC20FlashMint {
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constructor() ERC20("10Grans", "GRANS") ERC20Permit("10Grans") {
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}
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function pause() public onlyOwner {
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_pause();
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}
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function unpause() public onlyOwner {
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_unpause();
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}
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function _beforeTokenTransfer(address from, address to, uint256 amount) internal override whenNotPaused {
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super._beforeTokenTransfer(from, to, amount);
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}
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// The following functions are overrides required by Solidity.
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function _afterTokenTransfer(address from, address to, uint256 amount) internal override(ERC20, ERC20Votes) {
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super._afterTokenTransfer(from, to, amount);
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}
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function _mint(address to, uint256 amount) internal override(ERC20, ERC20Votes) {
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super._mint(to, amount);
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}
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function _burn(address account, uint256 amount) internal override(ERC20, ERC20Votes) {
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super._burn(account, amount);
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}
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function balanceOf(address account) public view virtual override(ERC20) returns (uint256) {
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return ERC20.balanceOf(account);
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}
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function transferFrom(address sender, address recipient, uint256 amount) public virtual override(ERC20) returns (bool) {
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return ERC20.transferFrom(sender, recipient, amount);
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}
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}
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