Refinance update

src/AstariaRouter.sol

@@ -93,7 +93,8 @@ contract AstariaRouter is Auth, ERC4626Router, Pausable, IAstariaRouter {
  s.minInterestBPS = uint32((uint256(1e15) * 5) / (365 days));
  s.minEpochLength = uint32(7 days);
  s.maxEpochLength = uint32(45 days);
- s.maxInterestRate = ((uint256(1e16) * 200) / (365 days)).safeCastTo88(); //63419583966; // 200% apy / second
+ s.maxInterestRate = ((uint256(1e16) * 200) / (365 days)).safeCastTo88();
+ //63419583966; // 200% apy / second
  s.strategistFeeNumerator = uint32(200);
  s.strategistFeeDenominator = uint32(1000);
  s.buyoutFeeNumerator = uint32(100);
@@ -279,7 +280,8 @@ contract AstariaRouter is Auth, ERC4626Router, Pausable, IAstariaRouter {
  */
  function fileGuardian(File[] calldata file) external {
  RouterStorage storage s = _loadRouterSlot();
- require(address(msg.sender) == address(s.guardian)); //only the guardian can call this
+ require(address(msg.sender) == address(s.guardian));
+ //only the guardian can call this
  for (uint256 i = 0; i < file.length; i++) {
  FileType what = file[i].what;
  bytes memory data = file[i].data;
@@ -635,15 +637,15 @@ contract AstariaRouter is Auth, ERC4626Router, Pausable, IAstariaRouter {
  ILienToken.Stack[] calldata stack
  ) external view returns (bool) {
  RouterStorage storage s = _loadRouterSlot();
- uint256 minNewRate = uint256(stack[position].lien.details.rate) -
+ uint256 maxNewRate = uint256(stack[position].lien.details.rate) -
  s.minInterestBPS;
 
  return
- !((newLien.details.rate < minNewRate) ||
- (block.timestamp +
-  newLien.details.duration -
-  stack[position].point.end <
-  s.minDurationIncrease));
+ (newLien.details.rate < maxNewRate &&
+ newLien.details.duration >= stack[position].point.end) ||
+ (block.timestamp + newLien.details.duration - stack[position].point.end >
+ s.minDurationIncrease &&
+ newLien.details.rate <= stack[position].lien.details.rate);
  }
 
  //INTERNAL FUNCS