From 1d2a6a97197901ce1fae3ee56802d176c8da2ecc Mon Sep 17 00:00:00 2001
From: Maxence Raballand <dev@maxencerb.com>
Date: Tue, 14 May 2024 15:36:49 +0200
Subject: [PATCH] fix: params invalid abi type

---
 .changeset/young-boxes-visit.md | 5 +++++
 src/builder/kandel/populate.ts  | 2 ++
 src/builder/kandel/view.ts      | 5 ++++-
 3 files changed, 11 insertions(+), 1 deletion(-)
 create mode 100644 .changeset/young-boxes-visit.md

diff --git a/.changeset/young-boxes-visit.md b/.changeset/young-boxes-visit.md
new file mode 100644
index 0000000..8874e6d
--- /dev/null
+++ b/.changeset/young-boxes-visit.md
@@ -0,0 +1,5 @@
+---
+"@mangrovedao/mgv": patch
+---
+
+Fixed Params not valid ABI type
diff --git a/src/builder/kandel/populate.ts b/src/builder/kandel/populate.ts
index ef0ea9c..c4e30a3 100644
--- a/src/builder/kandel/populate.ts
+++ b/src/builder/kandel/populate.ts
@@ -1,6 +1,8 @@
 import { type ContractFunctionParameters, parseAbi } from 'viem'
+import { paramsStruct } from './view.js'
 
 export const populateABI = parseAbi([
+  paramsStruct,
   'function populateFromOffset(uint from, uint to, int baseQuoteTickIndex0, uint _baseQuoteTickOffset, uint firstAskIndex, uint bidGives, uint askGives, Params calldata parameters, uint baseAmount, uint quoteAmount) public payable',
   'function populateChunkFromOffset(uint from, uint to, int baseQuoteTickIndex0, uint firstAskIndex, uint bidGives, uint askGives) public payable',
 ])
diff --git a/src/builder/kandel/view.ts b/src/builder/kandel/view.ts
index 768de25..c85f71b 100644
--- a/src/builder/kandel/view.ts
+++ b/src/builder/kandel/view.ts
@@ -1,10 +1,13 @@
 import { type ContractFunctionParameters, parseAbi } from 'viem'
 import { BA } from '../../lib/enums.js'
 
+export const paramsStruct =
+  'struct Params { uint32 gasprice; uint24 gasreq; uint32 stepSize; uint32 pricePoints; }' as const
+
 // ba: 0 is bid, 1 is ask
 export const viewKandelABI = parseAbi([
+  paramsStruct,
   'function baseQuoteTickOffset() public view returns (uint)',
-  'struct Params { uint32 gasprice; uint24 gasreq; uint32 stepSize; uint32 pricePoints; }',
   'function params() public view returns (Params memory)',
   'function offeredVolume(uint8 ba) public view returns (uint volume)',
   'function getOffer(uint8 ba, uint index) public view returns (uint offer)',