feat: add checks for disabled/enabled functions

Author: martonlederer

src/borrow/borrow.lua

@@ -17,6 +17,9 @@ local function borrow(msg, _, oracle)
   -- get position data
   local pos = position.globalPosition(account, oracle)
 
+  -- check if the interaction is enabled
+  assert(EnabledInteractions.borrow, "Borrowing is currently disabled")
+
   -- amount of tokens to borrow
   local rawQuantity = bint(msg.Tags.Quantity)
   local quantity = precision.toInternalPrecision(rawQuantity)

src/borrow/repay.lua

@@ -8,6 +8,9 @@ local repay = {}
 
 ---@type HandlerFunction
 function repay.handler(msg)
+  -- check if the interaction is enabled
+  assert(EnabledInteractions.repay, "Repaying is currently disabled")
+
   assert(
     assertions.isTokenQuantity(msg.Tags.Quantity),
     "Invalid incoming transfer quantity"

src/liquidations/liquidate.lua

@@ -11,6 +11,9 @@ local mod = {}
 -- (similar functionality to repaying)
 ---@type HandlerFunction
 function mod.liquidateBorrow(msg)
+  -- check if the interaction is enabled
+  assert(EnabledInteractions.liquidation, "Borrow liquidation is currently disabled")
+
   assert(
     assertions.isTokenQuantity(msg.Tags.Quantity),
     "Invalid incoming transfer quantity"
@@ -150,6 +153,9 @@ end
 -- (reverse redeem)
 ---@type HandlerFunction
 function mod.liquidatePosition(msg)
+  -- check if the interaction is enabled
+  assert(EnabledInteractions.liquidation, "Position liquidation is currently disabled")
+
   -- check if the message is coming from a friend process
   assert(
     assertions.isFriend(msg.From) or msg.From == ao.id,

src/supply/mint.lua

@@ -8,6 +8,9 @@ local mint = {}
 
 ---@type HandlerFunction
 function mint.handler(msg)
+  -- check if the interaction is enabled
+  assert(EnabledInteractions.mint, "Minting is currently disabled")
+
   assert(
     assertions.isTokenQuantity(msg.Tags.Quantity),
     "Invalid incoming transfer quantity"

src/supply/redeem.lua

@@ -6,6 +6,9 @@ local rate = require ".supply.rate"
 
 ---@type HandlerWithOracle
 local function redeem(msg, _, oracle)
+  -- check if the interaction is enabled
+  assert(EnabledInteractions.redeem, "Redeeming is currently disabled")
+
   -- the wallet that is burning the tokens
   local sender = msg.From
 

src/token/transfer.lua

@@ -13,6 +13,9 @@ local function transfer(msg, _, oracle)
   -- get position data
   local pos = position.globalPosition(sender, oracle)
 
+  -- check if the interaction is enabled
+  assert(EnabledInteractions.transfer, "Transferring is currently disabled")
+
   -- validate target and quantity
   assert(assertions.isAddress(target), "Invalid address")
   assert(target ~= sender, "Target cannot be the sender")