From d3b762d6e9a6a8773a19fd94dc2d8c2b65635163 Mon Sep 17 00:00:00 2001
From: Andrew Besedin <andrewprog97@gmail.com>
Date: Wed, 18 Feb 2026 21:36:18 +0300
Subject: [PATCH] update: update pair currencies full_name length validation
 for char_length 400

---
 src/models/Dex.ts | 28 +++++++++++++++++++++-------
 1 file changed, 21 insertions(+), 7 deletions(-)

diff --git a/src/models/Dex.ts b/src/models/Dex.ts
index 0a1174b..740c79e 100644
--- a/src/models/Dex.ts
+++ b/src/models/Dex.ts
@@ -39,7 +39,7 @@ class DexModel {
 
 	private getPairsSearchCondition(searchText: string, whitelistedOnly: boolean) {
 		const tickerRegexp = /^[A-Za-z0-9]{1,14}$/;
-		const fullNameRegexp = /^[A-Za-z0-9.,:!?\-() ]{0,255}$/;
+		const fullNameRegexp = /^[A-Za-z0-9.,:!?\-() ]*$/;
 
 		const firstFullNameExpr = Sequelize.literal(`"first_currency"."asset_info"->>'full_name'`);
 		const secondFullNameExpr = Sequelize.literal(
@@ -57,9 +57,16 @@ class DexModel {
 							[Op.is]: null,
 						}),
 						Sequelize.where(firstFullNameExpr, { [Op.is]: null }),
-						Sequelize.where(firstFullNameExpr, {
-							[Op.regexp]: fullNameRegexp.source,
-						}),
+						{
+							[Op.and]: [
+								Sequelize.where(firstFullNameExpr, {
+									[Op.regexp]: fullNameRegexp.source,
+								}),
+								Sequelize.where(Sequelize.fn('char_length', firstFullNameExpr), {
+									[Op.lte]: 400,
+								}),
+							],
+						},
 					],
 				},
 				Sequelize.where(Sequelize.col('second_currency.name'), {
@@ -71,9 +78,16 @@ class DexModel {
 							[Op.is]: null,
 						}),
 						Sequelize.where(secondFullNameExpr, { [Op.is]: null }),
-						Sequelize.where(secondFullNameExpr, {
-							[Op.regexp]: fullNameRegexp.source,
-						}),
+						{
+							[Op.and]: [
+								Sequelize.where(secondFullNameExpr, {
+									[Op.regexp]: fullNameRegexp.source,
+								}),
+								Sequelize.where(Sequelize.fn('char_length', secondFullNameExpr), {
+									[Op.lte]: 400,
+								}),
+							],
+						},
 					],
 				},
 				{