forked from DecentralizedClimateFoundation/DCIPs
44 lines
1.4 KiB
Solidity
44 lines
1.4 KiB
Solidity
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pragma solidity ^0.8.0;
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import "../interfaces/IABT.sol";
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import "../interfaces/IFactory.sol";
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import "../interfaces/IFinance.sol";
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import "../interfaces/IERC20Minimal.sol";
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contract Influencer {
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uint256 totalContributionValue;
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mapping(string => Weight) weights;
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struct Weight {
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uint256 percentage;
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uint256 decimal;
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}
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function getInfluence(address abt_, uint256 id_) public returns (uint multiplier) {
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return _getInfluence(abt_, id_);
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}
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function _getInfluence(address abt_, uint256 id_) internal returns (uint influence) {
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// get Finance address
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address factory = IABT(abt_).factory();
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address finance = IFactory(factory).getFinance(id_);
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address WETH = IFinance(finance).WETH();
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// normalize finance value
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uint256 norm_alpha = IERC20Minimal(WETH).balanceOf(finance) / totalContributionValue * 100;
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uint256 norm_beta = block.timestamp - IFinance(finance).createdAt() / block.timestamp * 100;
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// Divide with each decimal
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uint256 influence_dec = weights["alpha"].percentage * norm_alpha + weights["beta"].percentage * norm_beta;
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return influence_dec / weights["alpha"].decimal / weights["beta"].decimal;
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}
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function setWeight(string memory key, uint256 percentage, uint256 decimal) public {
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weights[key] = Weight({
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percentage: percentage,
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decimal: decimal
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});
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}
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}
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