includes negative risk redemption function

Author: ayv8er

components/Trading/Positions/index.tsx

@@ -109,6 +109,8 @@ export default function UserPositions() {
       await redeemPosition(relayClient, {
         conditionId: position.conditionId,
         outcomeIndex: position.outcomeIndex,
+        negativeRisk: position.negativeRisk,
+        size: position.size,
       });
 
       queryClient.invalidateQueries({ queryKey: ["polymarket-positions"] });

utils/redeem.ts

@@ -6,6 +6,7 @@ import { encodeFunctionData } from "viem";
 import {
   USDC_E_CONTRACT_ADDRESS,
   CTF_CONTRACT_ADDRESS,
+  NEG_RISK_ADAPTER_ADDRESS,
 } from "@/constants/tokens";
 
 const ctfAbi = [
@@ -23,20 +24,67 @@ const ctfAbi = [
   },
 ] as const;
 
+const negRiskAdapterAbi = [
+  {
+    inputs: [
+      { name: "conditionId", type: "bytes32" },
+      { name: "amounts", type: "uint256[]" },
+    ],
+    name: "redeemPositions",
+    outputs: [],
+    stateMutability: "nonpayable",
+    type: "function",
+  },
+] as const;
+
 export interface RedeemParams {
   conditionId: string;
   outcomeIndex: number;
+  negativeRisk?: boolean;
+  size?: number;
 }
 
 export const createRedeemTx = (params: RedeemParams): SafeTransaction => {
-  const { conditionId, outcomeIndex } = params;
+  const { conditionId, outcomeIndex, negativeRisk = false, size = 0 } = params;
+
+  if (negativeRisk) {
+    const tokenAmount = BigInt(Math.floor(size * 1e6));
+
+    const amounts: bigint[] = [BigInt(0), BigInt(0)];
+    amounts[outcomeIndex] = tokenAmount;
+
+    console.log("Creating NegRisk redeem tx:", {
+      conditionId,
+      outcomeIndex,
+      size,
+      tokenAmount: tokenAmount.toString(),
+      amounts: amounts.map((a) => a.toString()),
+    });
+
+    const data = encodeFunctionData({
+      abi: negRiskAdapterAbi,
+      functionName: "redeemPositions",
+      args: [conditionId as `0x${string}`, amounts],
+    });
+
+    return {
+      to: NEG_RISK_ADAPTER_ADDRESS,
+      operation: OperationType.Call,
+      data,
+      value: "0",
+    };
+  }
 
-  // For simple binary outcomes, parentCollectionId is empty
   const parentCollectionId = "0x" + "0".repeat(64);
 
-  // indexSets array for the specific outcome
   const indexSet = BigInt(1 << outcomeIndex);
 
+  console.log("Creating regular CTF redeem tx:", {
+    conditionId,
+    outcomeIndex,
+    indexSet: indexSet.toString(),
+  });
+
   const data = encodeFunctionData({
     abi: ctfAbi,
     functionName: "redeemPositions",