// File: /contracts/BrokerDefiPriceConsumer.sol



// SPDX-License-Identifier: MIT
// author : saad sarwar
pragma solidity ^0.8.7;

import "@chainlink/contracts/src/v0.8/interfaces/AggregatorV3Interface.sol";
import "openzeppelin-solidity/contracts/access/Ownable.sol";
import "./Percentages.sol";


contract BrokerDefiPriceConsumer is Ownable {

    using Percentages for uint;

    AggregatorV3Interface internal priceFeed;

    uint partnerPrice = 1750 * 10 ** 8; // 1750 in usdt because chainlink oracle uses 8 decimals

    uint proPrice = 1500 * 10 ** 8;

    constructor(address aggregator) {
        priceFeed = AggregatorV3Interface(aggregator);
    }

    function getLatestEthPrice() public view returns (uint) {
        (
        /*uint80 roundID*/,
        int answer,
        /*uint startedAt*/,
        /*uint timeStamp*/,
        /*uint80 answeredInRound*/
        ) = priceFeed.latestRoundData();
        return uint(answer);
    }

    function usdToEth(uint _amountInUsd) public view returns (uint) {
        if(_amountInUsd == 0) {
            return 0;
        }

        uint _basisPoints = getLatestEthPrice().calcBasisPoints(_amountInUsd);
        uint _amountInEth = _basisPoints * (10 ** 14);

        return _amountInEth;
    }

    function getPartnerPriceInEth() public view returns(uint) {
        return usdToEth(partnerPrice);
    }

    function getProPriceInEth() public view returns(uint) {
        return usdToEth(proPrice);
    }

    function setPartnerPrice(uint price) public onlyOwner() {
        partnerPrice = price;
    }

    function setProPrice(uint price) public onlyOwner() {
        proPrice = price;
    }

}
// File: /contracts/Percentages.sol



// SPDX-License-Identifier: MIT
pragma solidity ^0.8.4;

library Percentages {
    // Get value of a percent of a number
    function calcPortionFromBasisPoints(uint _amount, uint _basisPoints) public pure returns(uint) {
        if(_basisPoints == 0 || _amount == 0) {
            return 0;
        } else {
            uint _portion = _amount * _basisPoints / 10000;
            return _portion;
        }
    }

    // Get basis points (percentage) of _portion relative to _amount
    function calcBasisPoints(uint _amount, uint  _portion) public pure returns(uint) {
        if(_portion == 0 || _amount == 0) {
            return 0;
        } else {
            uint _basisPoints = (_portion * 10000) / _amount;
            return _basisPoints;
        }
    }
}
// File: openzeppelin-solidity/contracts/utils/Context.sol



// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts v4.4.1 (utils/Context.sol)

pragma solidity ^0.8.0;

/**
 * @dev Provides information about the current execution context, including the
 * sender of the transaction and its data. While these are generally available
 * via msg.sender and msg.data, they should not be accessed in such a direct
 * manner, since when dealing with meta-transactions the account sending and
 * paying for execution may not be the actual sender (as far as an application
 * is concerned).
 *
 * This contract is only required for intermediate, library-like contracts.
 */
abstract contract Context {
    function _msgSender() internal view virtual returns (address) {
        return msg.sender;
    }

    function _msgData() internal view virtual returns (bytes calldata) {
        return msg.data;
    }
}

// File: openzeppelin-solidity/contracts/access/Ownable.sol



// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts v4.4.1 (access/Ownable.sol)

pragma solidity ^0.8.0;

import "../utils/Context.sol";

/**
 * @dev Contract module which provides a basic access control mechanism, where
 * there is an account (an owner) that can be granted exclusive access to
 * specific functions.
 *
 * By default, the owner account will be the one that deploys the contract. This
 * can later be changed with {transferOwnership}.
 *
 * This module is used through inheritance. It will make available the modifier
 * `onlyOwner`, which can be applied to your functions to restrict their use to
 * the owner.
 */
abstract contract Ownable is Context {
    address private _owner;

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

    /**
     * @dev Initializes the contract setting the deployer as the initial owner.
     */
    constructor() {
        _transferOwnership(_msgSender());
    }

    /**
     * @dev Returns the address of the current owner.
     */
    function owner() public view virtual returns (address) {
        return _owner;
    }

    /**
     * @dev Throws if called by any account other than the owner.
     */
    modifier onlyOwner() {
        require(owner() == _msgSender(), "Ownable: caller is not the owner");
        _;
    }

    /**
     * @dev Leaves the contract without owner. It will not be possible to call
     * `onlyOwner` functions anymore. Can only be called by the current owner.
     *
     * NOTE: Renouncing ownership will leave the contract without an owner,
     * thereby removing any functionality that is only available to the owner.
     */
    function renounceOwnership() public virtual onlyOwner {
        _transferOwnership(address(0));
    }

    /**
     * @dev Transfers ownership of the contract to a new account (`newOwner`).
     * Can only be called by the current owner.
     */
    function transferOwnership(address newOwner) public virtual onlyOwner {
        require(newOwner != address(0), "Ownable: new owner is the zero address");
        _transferOwnership(newOwner);
    }

    /**
     * @dev Transfers ownership of the contract to a new account (`newOwner`).
     * Internal function without access restriction.
     */
    function _transferOwnership(address newOwner) internal virtual {
        address oldOwner = _owner;
        _owner = newOwner;
        emit OwnershipTransferred(oldOwner, newOwner);
    }
}

// File: @chainlink/contracts/src/v0.8/interfaces/AggregatorV3Interface.sol



// SPDX-License-Identifier: MIT
pragma solidity ^0.8.0;

interface AggregatorV3Interface {
  function decimals() external view returns (uint8);

  function description() external view returns (string memory);

  function version() external view returns (uint256);

  function getRoundData(uint80 _roundId)
    external
    view
    returns (
      uint80 roundId,
      int256 answer,
      uint256 startedAt,
      uint256 updatedAt,
      uint80 answeredInRound
    );

  function latestRoundData()
    external
    view
    returns (
      uint80 roundId,
      int256 answer,
      uint256 startedAt,
      uint256 updatedAt,
      uint80 answeredInRound
    );
}