Files
dodo-contractV2/contracts/DODOMemberSystem/impl/MemAggregator.sol
2020-12-10 20:27:44 +08:00

58 lines
1.8 KiB
Solidity

/*
Copyright 2020 DODO ZOO.
SPDX-License-Identifier: Apache-2.0
*/
pragma solidity 0.6.9;
pragma experimental ABIEncoderV2;
import {Ownable} from "../../lib/Ownable.sol";
import {SafeMath} from "../../lib/SafeMath.sol";
import {DecimalMath} from "../../lib/DecimalMath.sol";
interface IMemSource {
function getMemLevel(address user) external returns (uint256);
}
contract MemRegistry is Ownable {
using SafeMath for uint256;
address[] internal _VALID_MEM_SOURCE_LIST_;
mapping(address => bool) internal _VALID_MEM_SOURCE_;
mapping(address => uint256) internal _MEM_SOURCE_WEIGHT_;
function getMemLevel(address user) public returns (uint256 memLevel) {
for (uint8 i = 0; i < _VALID_MEM_SOURCE_LIST_.length; i++) {
address _source = _VALID_MEM_SOURCE_LIST_[i];
memLevel = memLevel.add(
IMemSource(_source).getMemLevel(user).mul(_MEM_SOURCE_WEIGHT_[_source])
);
}
}
function setMemSourceWeight(address source, uint256 weight) external onlyOwner {
_MEM_SOURCE_WEIGHT_[source] = weight;
}
function addMemSource(address source) external onlyOwner {
require(!_VALID_MEM_SOURCE_[source], "SOURCE_ALREADY_EXIST");
_VALID_MEM_SOURCE_LIST_.push(source);
_VALID_MEM_SOURCE_[source] = true;
}
function removeMemSource(address source) external onlyOwner {
require(_VALID_MEM_SOURCE_[source], "SOURCE_NOT_EXIST");
for (uint8 i = 0; i <= _VALID_MEM_SOURCE_LIST_.length - 1; i++) {
if (_VALID_MEM_SOURCE_LIST_[i] == source) {
_VALID_MEM_SOURCE_LIST_[i] = _VALID_MEM_SOURCE_LIST_[_VALID_MEM_SOURCE_LIST_
.length - 1];
_VALID_MEM_SOURCE_LIST_.pop();
break;
}
}
_VALID_MEM_SOURCE_[source] = false;
}
}