[VEN-2100]: Feat timestamp based contracts

.env.example

@@ -22,3 +22,6 @@ ETHERSCAN_API_KEY=
 
 # Set to true or false to control gas reporting
 REPORT_GAS=
+
+# Set to true or false to deploy contracts based on timestamp or block
+IS_TIME_BASED_DEPLOYMENT=false

README.md

@@ -110,7 +110,7 @@ REPORT_GAS=true npx hardhat test
 
 ```
 
-- To run fork tests add FORK_MAINNET=true and QUICK_NODE_KEY in the .env file.
+- To run fork tests add FORK=true, FORKED_NETWORK and one ARCHIVE_NODE var in the .env file.
 
 ## Deployment
 

contracts/Comptroller.sol

@@ -47,7 +47,7 @@
 {
     // PoolRegistry, immutable to save on gas
     /// @custom:oz-upgrades-unsafe-allow state-variable-immutable
     address public immutable poolRegistry;
 
     /// @notice Emitted when an account enters a market
     event MarketEntered(VToken indexed vToken, address indexed account);
@@ -382,7 +382,7 @@
      * @param redeemAmount The amount of the underlying asset being redeemed
      * @param redeemTokens The number of tokens being redeemed
      */
     function redeemVerify(address vToken, address redeemer, uint256 redeemAmount, uint256 redeemTokens) external {
         if (address(prime) != address(0)) {
             prime.accrueInterestAndUpdateScore(redeemer, vToken);
         }
@@ -865,7 +865,7 @@
 
         for (uint256 i; i < marketsCount; ++i) {
             (, uint256 borrowBalance, ) = _safeGetAccountSnapshot(borrowMarkets[i], borrower);
             require(borrowBalance == 0, "Nonzero borrow balance after liquidation");
         }
     }
 
@@ -877,8 +877,8 @@
      */
     function setCloseFactor(uint256 newCloseFactorMantissa) external {
         _checkAccessAllowed("setCloseFactor(uint256)");
         require(MAX_CLOSE_FACTOR_MANTISSA >= newCloseFactorMantissa, "Close factor greater than maximum close factor");
         require(MIN_CLOSE_FACTOR_MANTISSA <= newCloseFactorMantissa, "Close factor smaller than minimum close factor");
 
         uint256 oldCloseFactorMantissa = closeFactorMantissa;
         closeFactorMantissa = newCloseFactorMantissa;
@@ -953,7 +953,7 @@
      * @custom:access Controlled by AccessControlManager
      */
     function setLiquidationIncentive(uint256 newLiquidationIncentiveMantissa) external {
         require(newLiquidationIncentiveMantissa >= MANTISSA_ONE, "liquidation incentive should be greater than 1e18");
 
         _checkAccessAllowed("setLiquidationIncentive(uint256)");
 
@@ -981,7 +981,7 @@
             revert MarketAlreadyListed(address(vToken));
         }
 
         require(vToken.isVToken(), "Comptroller: Invalid vToken"); // Sanity check to make sure its really a VToken
 
         Market storage newMarket = markets[address(vToken)];
         newMarket.isListed = true;
@@ -1015,7 +1015,7 @@
         uint256 numMarkets = vTokens.length;
         uint256 numBorrowCaps = newBorrowCaps.length;
 
         require(numMarkets != 0 && numMarkets == numBorrowCaps, "invalid input");
 
         _ensureMaxLoops(numMarkets);
 
@@ -1039,7 +1039,7 @@
         _checkAccessAllowed("setMarketSupplyCaps(address[],uint256[])");
         uint256 vTokensCount = vTokens.length;
 
         require(vTokensCount != 0, "invalid number of markets");
         require(vTokensCount == newSupplyCaps.length, "invalid number of markets");
 
         _ensureMaxLoops(vTokensCount);
@@ -1091,7 +1091,7 @@
 
     /**
      * @notice Add a new RewardsDistributor and initialize it with all markets. We can add several RewardsDistributor
-     * contracts with the same rewardToken, and there could be overlaping among them considering the last reward block
+     * contracts with the same rewardToken, and there could be overlaping among them considering the last reward slot (block or second)
      * @dev Only callable by the admin
      * @param _rewardsDistributor Address of the RewardDistributor contract to add
      * @custom:access Only Governance

contracts/InterestRateModel.sol

@@ -7,12 +7,12 @@ pragma solidity 0.8.13;
  */
 abstract contract InterestRateModel {
     /**
-     * @notice Calculates the current borrow interest rate per block
+     * @notice Calculates the current borrow interest rate per slot (block or second)
      * @param cash The total amount of cash the market has
      * @param borrows The total amount of borrows the market has outstanding
      * @param reserves The total amount of reserves the market has
      * @param badDebt The amount of badDebt in the market
-     * @return The borrow rate per block (as a percentage, and scaled by 1e18)
+     * @return The borrow rate percentage per slot (block or second) as a mantissa (scaled by EXP_SCALE)
      */
     function getBorrowRate(
         uint256 cash,
@@ -22,13 +22,13 @@ abstract contract InterestRateModel {
     ) external view virtual returns (uint256);
 
     /**
-     * @notice Calculates the current supply interest rate per block
+     * @notice Calculates the current supply interest rate per slot (block or second)
      * @param cash The total amount of cash the market has
      * @param borrows The total amount of borrows the market has outstanding
      * @param reserves The total amount of reserves the market has
      * @param reserveFactorMantissa The current reserve factor the market has
      * @param badDebt The amount of badDebt in the market
-     * @return The supply rate per block (as a percentage, and scaled by 1e18)
+     * @return The supply rate percentage per slot (block or second) as a mantissa (scaled by EXP_SCALE)
      */
     function getSupplyRate(
         uint256 cash,