Token

/**
 *Submitted for verification at Etherscan.io on 2021-04-24
*/

// SPDX-License-Identifier: UNLICENSED

// Copyright (c) 2021 0xdev0 - All rights reserved
// https://twitter.com/0xdev0

pragma solidity ^0.8.0;

interface IERC20 {
  function initialize() external;
  function totalSupply() external view returns (uint);
  function balanceOf(address account) external view returns (uint);
  function transfer(address recipient, uint256 amount) external returns (bool);
  function allowance(address owner, address spender) external view returns (uint);
  function symbol() external view returns (string memory);
  function decimals() external view returns (uint);
  function approve(address spender, uint amount) external returns (bool);
  function mint(address account, uint amount) external;
  function burn(address account, uint amount) external;
  function transferFrom(address sender, address recipient, uint amount) external returns (bool);
  event Transfer(address indexed from, address indexed to, uint value);
  event Approval(address indexed owner, address indexed spender, uint value);
}

interface ILendingPair {
  function checkAccountHealth(address _account) external view;
  function totalDebt(address _token) external view returns(uint);
  function lpToken(address _token) external view returns(IERC20);
  function debtOf(address _account, address _token) external view returns(uint);
  function deposit(address _token, uint _amount) external;
  function withdraw(address _token, uint _amount) external;
  function borrow(address _token, uint _amount) external;
  function repay(address _token, uint _amount) external;
  function withdrawRepay(address _token, uint _amount) external;
  function withdrawBorrow(address _token, uint _amount) external;
  function controller() external view returns(IController);

  function swapTokenToToken(
    address  _fromToken,
    address  _toToken,
    address  _recipient,
    uint     _inputAmount,
    uint     _minOutput,
    uint     _deadline
  ) external returns(uint);
}

interface IInterestRateModel {
  function systemRate(ILendingPair _pair) external view returns(uint);
  function supplyRate(ILendingPair _pair, address _token) external view returns(uint);
  function borrowRate(ILendingPair _pair, address _token) external view returns(uint);
}

interface IController {
  function interestRateModel() external view returns(IInterestRateModel);
  function feeRecipient() external view returns(address);
  function priceDelay() external view returns(uint);
  function slowPricePeriod() external view returns(uint);
  function slowPriceRange() external view returns(uint);
  function liqMinHealth() external view returns(uint);
  function liqFeePool() external view returns(uint);
  function liqFeeSystem() external view returns(uint);
  function liqFeeCaller() external view returns(uint);
  function liqFeesTotal() external view returns(uint);
  function depositLimit(address _lendingPair, address _token) external view returns(uint);
}

contract Ownable {

  address public owner;

  event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);

  constructor() {
    owner = msg.sender;
    emit OwnershipTransferred(address(0), owner);
  }

  modifier onlyOwner() {
    require(isOwner(), "Ownable: caller is not the owner");
    _;
  }

  function isOwner() public view returns (bool) {
    return msg.sender == owner;
  }

  function renounceOwnership() public onlyOwner {
    emit OwnershipTransferred(owner, address(0));
    owner = address(0);
  }

  function transferOwnership(address newOwner) public onlyOwner {
    _transferOwnership(newOwner);
  }

  function _transferOwnership(address newOwner) internal {
    require(newOwner != address(0), "Ownable: new owner is the zero address");
    emit OwnershipTransferred(owner, newOwner);
    owner = newOwner;
  }
}

contract LPTokenMaster is Ownable {

  event Transfer(address indexed from, address indexed to, uint value);
  event Approval(address indexed owner, address indexed spender, uint value);

  mapping (address => uint) public balanceOf;
  mapping (address => mapping (address => uint)) public allowance;

  string public name;
  string public symbol;
  uint8 public constant decimals = 18;
  uint public totalSupply;

  function initialize() public {
    owner = msg.sender;
    symbol = "WILD-LP";
    name = symbol;
  }

  function transfer(address _recipient, uint _amount) public returns (bool) {
    _transfer(msg.sender, _recipient, _amount);
    return true;
  }

  function approve(address _spender, uint _amount) public returns (bool) {
    _approve(msg.sender, _spender, _amount);
    return true;
  }

  function transferFrom(address _sender, address _recipient, uint _amount) public returns (bool) {
    _transfer(_sender, _recipient, _amount);
    _approve(_sender, msg.sender, allowance[_sender][msg.sender] - _amount);
    return true;
  }

  function _transfer(address _sender, address _recipient, uint _amount) internal {
    require(_sender != address(0), "ERC20: transfer from the zero address");
    require(_recipient != address(0), "ERC20: transfer to the zero address");
    require(balanceOf[_sender] >= _amount, "ERC20: insufficient funds");

    balanceOf[_sender] -= _amount;
    balanceOf[_recipient] += _amount;

    ILendingPair(owner).checkAccountHealth(_sender);
    emit Transfer(_sender, _recipient, _amount);
  }

  function mint(address _account, uint _amount) public onlyOwner {
    _mint(_account, _amount);
  }

  function burn(address _account, uint _amount) public onlyOwner {
    _burn(_account, _amount);
  }

  function _mint(address _account, uint _amount) internal {
    require(_account != address(0), "ERC20: mint to the zero address");

    totalSupply += _amount;
    balanceOf[_account] += _amount;
    emit Transfer(address(0), _account, _amount);
  }

  function _burn(address _account, uint _amount) internal {
    require(_account != address(0), "ERC20: burn from the zero address");

    balanceOf[_account] -= _amount;
    totalSupply -= _amount;
    emit Transfer(_account, address(0), _amount);
  }

  function _approve(address _owner, address _spender, uint _amount) internal {
    require(_owner != address(0), "ERC20: approve from the zero address");
    require(_spender != address(0), "ERC20: approve to the zero address");

    allowance[_owner][_spender] = _amount;
    emit Approval(_owner, _spender, _amount);
  }

  function _concat(
    string memory a,
    string memory b,
    string memory c,
    string memory d,
    string memory e
  ) internal pure returns(string memory) {
    return string(abi.encodePacked(a, b, c, e, d));
  }
}

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