TaxOffice.sol

// SPDX-License-Identifier: MIT

pragma solidity 0.6.12;

import "./owner/Operator.sol";
import "./interfaces/ITaxable.sol";


contract TaxOffice is Operator {
    address public grape;

    constructor(address _grape) public {
        require(_grape != address(0), "grape address cannot be 0");
        grape = _grape;
    }

    function setTaxTiersTwap(uint8 _index, uint256 _value) public onlyOperator returns (bool) {
        return ITaxable(grape).setTaxTiersTwap(_index, _value);
    }

    function setTaxTiersRate(uint8 _index, uint256 _value) public onlyOperator returns (bool) {
        return ITaxable(grape).setTaxTiersRate(_index, _value);
    }

    function enableAutoCalculateTax() public onlyOperator {
        ITaxable(grape).enableAutoCalculateTax();
    }

    function disableAutoCalculateTax() public onlyOperator {
        ITaxable(grape).disableAutoCalculateTax();
    }

    function setTaxRate(uint256 _taxRate) public onlyOperator {
        ITaxable(grape).setTaxRate(_taxRate);
    }

    function setBurnThreshold(uint256 _burnThreshold) public onlyOperator {
        ITaxable(grape).setBurnThreshold(_burnThreshold);
    }

    function setTaxCollectorAddress(address _taxCollectorAddress) public onlyOperator {
        ITaxable(grape).setTaxCollectorAddress(_taxCollectorAddress);
    }

    function excludeAddressFromTax(address _address) external onlyOperator returns (bool) {
        return ITaxable(grape).excludeAddress(_address);
    }

    function includeAddressInTax(address _address) external onlyOperator returns (bool) {
        return ITaxable(grape).includeAddress(_address);
    }

    function setTaxableGrapeOracle(address _grapeOracle) external onlyOperator {
        ITaxable(grape).setGrapeOracle(_grapeOracle);
    }

    function transferTaxOffice(address _newTaxOffice) external onlyOperator {
        ITaxable(grape).setTaxOffice(_newTaxOffice);
    }
}