From 17daa8fc11b02dba1b7aec0bfee2eafdbefa5073 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Danilo=20Ara=C3=BAjo=20Silva?= <danilo.silva@funttastic.com>
Date: Sat, 6 Jan 2024 00:26:00 +0000
Subject: [PATCH] Fixing problem with the gas price.

---
 src/connectors/kujira/kujira.config.ts |  2 +-
 src/connectors/kujira/kujira.ts        | 31 +++++++++++++++++++++++---
 src/templates/kujira.yml               |  2 +-
 3 files changed, 30 insertions(+), 5 deletions(-)

diff --git a/src/connectors/kujira/kujira.config.ts b/src/connectors/kujira/kujira.config.ts
index fdc3f9bdef..ace4fedf41 100644
--- a/src/connectors/kujira/kujira.config.ts
+++ b/src/connectors/kujira/kujira.config.ts
@@ -27,7 +27,7 @@ export namespace KujiraConfig {
     prefix: configManager.get('kujira.prefix') || 'kujira',
     accountNumber: configManager.get('kujira.accountNumber') || 0,
     nativeToken: 'KUJI',
-    gasPrice: BigNumber(configManager.get('kujira.gasPrice') || 0.00125),
+    gasPrice: configManager.get('kujira.gasPrice') ? BigNumber(configManager.get('kujira.gasPrice')) : null,
     gasPriceSuffix: 'ukuji',
     gasLimitEstimate: BigNumber(
       configManager.get('kujira.gasLimitEstimate') || 0.009147
diff --git a/src/connectors/kujira/kujira.ts b/src/connectors/kujira/kujira.ts
index 1baa31c7b5..068ba59ffa 100644
--- a/src/connectors/kujira/kujira.ts
+++ b/src/connectors/kujira/kujira.ts
@@ -117,6 +117,7 @@ import {
   runWithRetryAndTimeout,
 } from './kujira.helpers';
 import {
+  CHAIN_INFO,
   Denom,
   fin,
   KujiraQueryClient,
@@ -167,6 +168,7 @@ import fse from 'fs-extra';
 import { ConfigManagerCertPassphrase } from '../../services/config-manager-cert-passphrase';
 import * as crypto from 'crypto';
 import util from 'util';
+import {ChainInfo, FeeCurrency} from "@keplr-wallet/types";
 
 const pbkdf2 = util.promisify(crypto.pbkdf2);
 
@@ -206,6 +208,24 @@ export class Kujira {
    */
   private readonly kujiraNetwork: keyof typeof contracts;
 
+  /**
+   *
+   * @private
+   */
+  private readonly kujiraNetworkInfo: ChainInfo;
+
+  /**
+   *
+   * @private
+   */
+  private readonly kujiraNetworkNativeFees: FeeCurrency;
+
+  /**
+   *
+   * @private
+   */
+  private readonly kujiraNetworkNativeGasPrice: BigNumber;
+
   /**
    *
    * @private
@@ -288,6 +308,11 @@ export class Kujira {
     this.network = network;
 
     this.kujiraNetwork = convertNetworkToKujiraNetwork(this.network);
+    this.kujiraNetworkInfo = CHAIN_INFO[this.kujiraNetwork];
+    this.kujiraNetworkNativeFees = getNotNullOrThrowError<FeeCurrency>(
+      this.kujiraNetworkInfo['feeCurrencies'].find(it => it.coinDenom == config.nativeToken)
+    );
+    this.kujiraNetworkNativeGasPrice = config.gasPrice || BigNumber(getNotNullOrThrowError<number>(this.kujiraNetworkNativeFees.gasPriceStep?.low));
 
     this.accounts = IMap<OwnerAddress, KujiraWalletArtifacts>().asMutable();
   }
@@ -499,7 +524,7 @@ export class Kujira {
 
     const prefix: string = config.prefix;
 
-    const gasPrice: string = `${config.gasPrice}${config.gasPriceSuffix}`;
+    const gasPrice: string = `${this.kujiraNetworkNativeGasPrice.toString()}${config.gasPriceSuffix}`;
 
     const mnemonic: string = basicWallet.mnemonic;
 
@@ -1996,9 +2021,9 @@ export class Kujira {
   ): GetEstimatedFeesResponse {
     return {
       token: config.nativeToken,
-      price: config.gasPrice,
+      price: this.kujiraNetworkNativeGasPrice,
       limit: config.gasLimitEstimate,
-      cost: config.gasPrice.multipliedBy(config.gasLimitEstimate),
+      cost: this.kujiraNetworkNativeGasPrice.multipliedBy(config.gasLimitEstimate),
     } as EstimatedFees;
   }
 
diff --git a/src/templates/kujira.yml b/src/templates/kujira.yml
index 9966cda9ca..3198776a82 100644
--- a/src/templates/kujira.yml
+++ b/src/templates/kujira.yml
@@ -31,7 +31,7 @@ networks:
     nodeURL: null # Empty or null means choosing the RPC automatically
 prefix: 'kujira'
 accountNumber: 0
-gasPrice: 0.00125
+gasPrice: null # Empty or null means automatically
 gasPriceSuffix: 'ukuji'
 gasLimitEstimate: 0.009147
 orderBook: