fix(madt): rebasing mechanism was acting up (thanks Cursor)

Makefile

@@ -77,7 +77,7 @@ redeem-collateral:
 
 # Rebase
 rebase:
-	forge script script/VaultInteractions.s.sol:VaultInteractions --sig "rebase()" --rpc-url http://localhost:8545 --private-key $(DEFAULT_ANVIL_KEY) --broadcast -vv
+	forge script script/VaultInteractions.s.sol:VaultInteractions --sig "rebase()" --rpc-url http://localhost:8545 --private-key $(DEFAULT_ANVIL_KEY) --broadcast -vvvvvv
 
 NETWORK_ARGS := --rpc-url http://localhost:8545 --private-key $(DEFAULT_ANVIL_KEY) --broadcast
 

don-simulator/src/source/source.js

@@ -47,5 +47,5 @@
 // const medianRate = prices.sort((a, b) => a - b)[Math.round(prices.length / 2)];
 // console.log(`Median MAD rate: $${medianRate.toFixed(2)}`);
 
-// return Functions.encodeUint256(Math.round(medianRate * 100));
-return Functions.encodeUint256(11);
+// return Functions.encodeUint256(Math.round(medianRate));
+return Functions.encodeUint256(13);

src/MADT.sol

@@ -10,7 +10,9 @@ contract MADT is ERC20, Ownable {
     error MADT__InvalidVaultAddress();
 
     address public vault;
-    uint256 public rebaseFactor = 1e18;
+    uint256 public rebaseFactor = 10 ** 8;
+
+    event Rebase(uint256 oldRebaseFactor, uint256 newRebaseFactor);
 
     constructor() ERC20("Tokenized MAD", "MADT") Ownable(msg.sender) {}
 
@@ -33,29 +35,25 @@ contract MADT is ERC20, Ownable {
     }
 
     function balanceOf(address account) public view override returns (uint256) {
-        return (super.balanceOf(account) * rebaseFactor) / 1e18;
+        return (super.balanceOf(account) * rebaseFactor) / (10 ** 8);
     }
 
     function transfer(address to, uint256 amount) public override returns (bool) {
-        uint256 scaledAmount = (amount * 1e18) / rebaseFactor;
+        uint256 scaledAmount = (amount * (10 ** 8)) / rebaseFactor;
         return super.transfer(to, scaledAmount);
     }
 
     function transferFrom(address from, address to, uint256 amount) public override returns (bool) {
-        uint256 scaledAmount = (amount * 1e18) / rebaseFactor;
+        uint256 scaledAmount = (amount * (10 ** 8)) / rebaseFactor;
         return super.transferFrom(from, to, scaledAmount);
     }
 
     function rebase(uint256 madtToUSDTPrice) public onlyVault {
         require(madtToUSDTPrice > 0, "Invalid MADT to USDT price");
 
-        // uint256 oldRebaseFactor = rebaseFactor;
-        uint256 scalingFactor = 100;
-
-        // Calculate the new rebase factor based on the ratio
-        uint256 newRebaseFactor = (rebaseFactor * madtToUSDTPrice) / scalingFactor;
-        rebaseFactor = newRebaseFactor;
-        // emit Rebase(oldRebaseFactor, rebaseFactor);
+        uint256 oldRebaseFactor = rebaseFactor;
+        rebaseFactor = madtToUSDTPrice * (10 ** 7);
+        emit Rebase(oldRebaseFactor, rebaseFactor);
     }
 
     function decimals() public pure override returns (uint8) {