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refactor unlock percentage

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sascha
2025-09-28 00:31:50 +02:00
parent f6e338e287
commit 4bfdf23be1
1 changed files with 8 additions and 32 deletions
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40
contracts/CunaFinanceBsc.sol
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@@ -302,35 +302,20 @@ contract CunaFinanceBsc is Initializable, ReentrancyGuardUpgradeable {
// Epoch-based Staking Functions // Epoch-based Staking Functions
/// @notice Internal function to calculate unlock percentage based on TVL/liability ratio improvement /// @notice Internal function to calculate unlock percentage based on ratio improvement vs historical high
/// @dev Formula: (current_tvl / current_liability) - (last_tvl / last_liability) * payback_percent /// @dev Formula: (current_ratio - highest_ratio) * payback_percent
function calculateUnlockPercentage( function calculateUnlockPercentage(
uint256 currentTvl, uint256 currentRatio,
uint256 currentLiability,
uint256 lastTvl,
uint256 lastLiability,
uint256 paybackPercent uint256 paybackPercent
) internal view returns (uint256) { ) internal view returns (uint256) {
if (lastLiability == 0 || currentLiability == 0) {
return 0; // Safety check
}
// Calculate ratios (scaled by 10000 for precision)
uint256 currentRatio = (currentTvl * 10000) / currentLiability;
uint256 lastRatio = (lastTvl * 10000) / lastLiability;
// Check if current ratio is below the highest ratio ever achieved // Check if current ratio is below the highest ratio ever achieved
if (currentRatio < highestRatio) { if (currentRatio <= highestRatio) {
return 0; // No unlock if we're below historical high return 0; // No unlock if we're below historical high
} }
if (currentRatio <= lastRatio) {
return 0; // No unlock if ratio didn't improve
}
// Ratio improvement * payback percentage // Ratio improvement * payback percentage
uint256 ratioImprovement = currentRatio - lastRatio; uint256 ratioImprovement = currentRatio - highestRatio;
uint256 unlockPercentage = (ratioImprovement * paybackPercent) / 10000; uint256 unlockPercentage = (ratioImprovement * paybackPercent) / 10000;
return unlockPercentage; return unlockPercentage;
@@ -349,19 +334,10 @@ contract CunaFinanceBsc is Initializable, ReentrancyGuardUpgradeable {
if (currentRatio > highestRatio) { if (currentRatio > highestRatio) {
highestRatio = currentRatio; highestRatio = currentRatio;
} }
}
if (currentEpochId > 0) { if (currentEpochId > 0) {
// Get previous epoch data unlockPercentage = calculateUnlockPercentage(currentRatio, _paybackPercent);
Epoch storage lastEpoch = epochs[currentEpochId - 1]; }
unlockPercentage = calculateUnlockPercentage(
currentTreasuryTvl,
_currentLiability,
lastEpoch.currentTreasuryTvl,
lastEpoch.totalLiability,
_paybackPercent
);
} }
// Check that unlock percentage doesn't exceed maximum // Check that unlock percentage doesn't exceed maximum