From 83da7caab411885511b4cccc0f870c75e9a54aeb Mon Sep 17 00:00:00 2001
From: Noah Khamliche <noah@0xproject.com>
Date: Thu, 2 Jun 2022 21:57:13 -0400
Subject: [PATCH] fixed bancor sell quotes

---
 contracts/zero-ex/CHANGELOG.json                       |  9 +++++++++
 packages/asset-swapper/CHANGELOG.json                  |  4 ++++
 .../asset-swapper/contracts/src/BancorV3Sampler.sol    |  4 +++-
 .../src/utils/market_operation_utils/index.ts          |  2 +-
 .../utils/market_operation_utils/sampler_operations.ts |  2 +-
 packages/protocol-utils/CHANGELOG.json                 | 10 ++++++++++
 6 files changed, 28 insertions(+), 3 deletions(-)

diff --git a/contracts/zero-ex/CHANGELOG.json b/contracts/zero-ex/CHANGELOG.json
index 9a3c22e253..806b5f9e95 100644
--- a/contracts/zero-ex/CHANGELOG.json
+++ b/contracts/zero-ex/CHANGELOG.json
@@ -1,4 +1,13 @@
 [
+    {
+        "version": "0.35.0",
+        "changes": [
+            {
+                "note": "Adds support for BancorV3 to EthereumBridgeAdapter",
+                "pr": 492
+            }
+        ]
+    },
     {
         "version": "0.34.0",
         "changes": [
diff --git a/packages/asset-swapper/CHANGELOG.json b/packages/asset-swapper/CHANGELOG.json
index 53f33d05b1..0d70280830 100644
--- a/packages/asset-swapper/CHANGELOG.json
+++ b/packages/asset-swapper/CHANGELOG.json
@@ -13,6 +13,10 @@
             {
                 "note": "Add MeshSwap on Polygon",
                 "pr": 491
+            },
+            {
+                "note": "Added support for BancorV3 on ethereum mainnet",
+                "pr": 492
             }
         ]
     },
diff --git a/packages/asset-swapper/contracts/src/BancorV3Sampler.sol b/packages/asset-swapper/contracts/src/BancorV3Sampler.sol
index 821795ad68..c6ae921b44 100644
--- a/packages/asset-swapper/contracts/src/BancorV3Sampler.sol
+++ b/packages/asset-swapper/contracts/src/BancorV3Sampler.sol
@@ -26,11 +26,12 @@ import "./interfaces/IBancorV3.sol";
 contract BancorV3Sampler
 {
     /// @dev Gas limit for BancorV3 calls.
-    uint256 constant private BancorV3_CALL_GAS = 150e3; // 150k
+    uint256 constant private BancorV3_CALL_GAS = 1500e3; // 150k
 
     address constant public ETH = 0xEeeeeEeeeEeEeeEeEeEeeEEEeeeeEeeeeeeeEEeE;
 
     /// @dev Sample sell quotes from BancorV3.
+    /// @param weth The WETH contract address
     /// @param router Router to look up tokens and amounts
     /// @param path Token route. Should be takerToken -> makerToken
     /// @param takerTokenAmounts Taker token sell amount for each sample.
@@ -74,6 +75,7 @@ contract BancorV3Sampler
     }
 
     /// @dev Sample buy quotes from BancorV3.
+    /// @param weth The WETH contract address
     /// @param router Router to look up tokens and amounts
     /// @param path Token route. Should be takerToken -> makerToken.
     /// @param makerTokenAmounts Maker token buy amount for each sample.
diff --git a/packages/asset-swapper/src/utils/market_operation_utils/index.ts b/packages/asset-swapper/src/utils/market_operation_utils/index.ts
index 8f2d084ec2..44b77c1ccd 100644
--- a/packages/asset-swapper/src/utils/market_operation_utils/index.ts
+++ b/packages/asset-swapper/src/utils/market_operation_utils/index.ts
@@ -209,7 +209,7 @@ export class MarketOperationUtils {
                 gasAfter,
             ],
         ] = await Promise.all([samplerPromise]);
-
+        console.log(dexQuotes);
         // Log the gas metrics
         _opts.samplerMetrics?.logGasDetails({ gasBefore, gasAfter });
         _opts.samplerMetrics?.logBlockNumber(blockNumber);
diff --git a/packages/asset-swapper/src/utils/market_operation_utils/sampler_operations.ts b/packages/asset-swapper/src/utils/market_operation_utils/sampler_operations.ts
index ddb96f08b2..b708d57a5c 100644
--- a/packages/asset-swapper/src/utils/market_operation_utils/sampler_operations.ts
+++ b/packages/asset-swapper/src/utils/market_operation_utils/sampler_operations.ts
@@ -722,7 +722,7 @@ export class SamplerOperations {
             source: ERC20BridgeSource.BancorV3,
             fillData: { networkAddress, path},
             contract: this._samplerContract,
-            function: this._samplerContract.sampleBuysFromBancorV3,
+            function: this._samplerContract.sampleSellsFromBancorV3,
             params: [MAINNET_TOKENS.WETH, networkInfoAddress, path, takerFillAmounts],
         });
     }
diff --git a/packages/protocol-utils/CHANGELOG.json b/packages/protocol-utils/CHANGELOG.json
index f3fc7c6c93..1ecc8bc483 100644
--- a/packages/protocol-utils/CHANGELOG.json
+++ b/packages/protocol-utils/CHANGELOG.json
@@ -1,4 +1,14 @@
 [
+    {
+        "version": "11.14.0",
+        "changes": [
+            {
+                "note": "Adds Support for BancorV3 on Ethereum",
+                "pr": 492
+            }
+        ],
+
+    },
     {
         "version": "11.13.0",
         "changes": [