mirror of
https://github.com/Instadapp/dsa-connectors.git
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48 lines
1.5 KiB
Solidity
48 lines
1.5 KiB
Solidity
pragma solidity ^0.7.0;
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pragma experimental ABIEncoderV2;
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import { DSMath } from "../../common/math.sol";
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import { Basic } from "../../common/basic.sol";
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import { TokenInterface } from "../../common/interfaces.sol";
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import { IStakingRewards, StakingERC20Mapping } from "./interface.sol";
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abstract contract Helpers is DSMath, Basic {
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/**
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* @dev Convert String to bytes32.
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*/
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function stringToBytes32(string memory str) internal pure returns (bytes32 result) {
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require(bytes(str).length != 0, "string-empty");
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// solium-disable-next-line security/no-inline-assembly
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assembly {
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result := mload(add(str, 32))
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}
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}
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/**
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* @dev Get staking data
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*/
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function getStakingData(string memory stakingName)
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internal
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view
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returns (
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IStakingRewards stakingContract,
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TokenInterface stakingToken,
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TokenInterface rewardToken,
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bytes32 stakingType
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)
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{
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stakingType = stringToBytes32(stakingName);
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StakingERC20Mapping.StakingData memory stakingData = StakingERC20Mapping(getMappingAddr()).stakingMapping(stakingType);
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require(stakingData.stakingPool != address(0) && stakingData.stakingToken != address(0), "Wrong Staking Name");
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stakingContract = IStakingRewards(stakingData.stakingPool);
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stakingToken = TokenInterface(stakingData.stakingToken);
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rewardToken = TokenInterface(stakingData.rewardToken);
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}
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function getMappingAddr() internal virtual view returns (address) {
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return 0xbE658233bA9990d86155b3902fd05a7AfC7eBdB5; // InstaMapping Address
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}
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} |