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FxERC20.sol
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FxERC20.sol
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// SPDX-License-Identifier: MIT
pragma solidity ^0.8.0;
import {ERC20} from "../lib/ERC20.sol";
import {IFxERC20} from "./IFxERC20.sol";
/**
* @title FxERC20 represents fx erc20
*/
contract FxERC20 is IFxERC20, ERC20 {
address internal _fxManager;
address internal _connectedToken;
function initialize(
address fxManager_,
address connectedToken_,
string memory name_,
string memory symbol_,
uint8 decimals_
) public override {
require(_fxManager == address(0x0) && _connectedToken == address(0x0), "Token is already initialized");
_fxManager = fxManager_;
_connectedToken = connectedToken_;
// setup meta data
setupMetaData(name_, symbol_, decimals_);
}
// fxManager returns fx manager
function fxManager() public view override returns (address) {
return _fxManager;
}
// connectedToken returns root token
function connectedToken() public view override returns (address) {
return _connectedToken;
}
// setup name, symbol and decimals
function setupMetaData(string memory _name, string memory _symbol, uint8 _decimals) public {
require(msg.sender == _fxManager, "Invalid sender");
_setupMetaData(_name, _symbol, _decimals);
}
function mint(address user, uint256 amount) public override {
require(msg.sender == _fxManager, "Invalid sender");
_mint(user, amount);
}
function burn(address user, uint256 amount) public override {
require(msg.sender == _fxManager, "Invalid sender");
_burn(user, amount);
}
}