From 137fe36a72a0517c49dd859343ed249a769dbeef Mon Sep 17 00:00:00 2001
From: wangdl <wangdl@longde.cloud>
Date: Thu, 18 Jun 2026 19:27:40 +0800
Subject: [PATCH] fix: enable implicit conversion in StrictValidationPipe

Query string params (page=1&limit=5) arrive as strings but DTOs expect
@IsInt(). enableImplicitConversion tells class-transformer to auto-cast
types based on the DTO decorators.

Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>
---
 src/common/pipes/strict-validation.pipe.ts | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/common/pipes/strict-validation.pipe.ts b/src/common/pipes/strict-validation.pipe.ts
index b35eb2e..1456098 100644
--- a/src/common/pipes/strict-validation.pipe.ts
+++ b/src/common/pipes/strict-validation.pipe.ts
@@ -15,7 +15,7 @@ export class StrictValidationPipe implements PipeTransform<any> {
     if (!metatype || !this.toValidate(metatype)) {
       return value;
     }
-    const object = plainToInstance(metatype, value);
+    const object = plainToInstance(metatype, value, { enableImplicitConversion: true });
     const errors = await validate(object, {
       whitelist: true,
       forbidNonWhitelisted: true,