From f557f8581b4223bb7c99ff71a4d747c1f5d21c0d Mon Sep 17 00:00:00 2001
From: golc <2483469113@qq.com>
Date: Wed, 4 Mar 2026 11:14:09 +0000
Subject: [PATCH] =?UTF-8?q?fix:=20=E4=BF=AE=E5=A4=8D=20Vercel=20serverless?=
 =?UTF-8?q?=20=E8=BF=90=E8=A1=8C=E6=97=B6=E5=B4=A9=E6=BA=83?=
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关键修复：
- 使用 require() 而非 import() 动态加载编译后的模块
- 从 dist/src/ 路径加载模块（Vercel 构建后的路径）
- 移除 tsconfig 中对 api 目录的排除
- 配置 vercel.json 路由到 dist/api/index.js

技术说明：
- api/index.ts 会被编译到 dist/api/index.js
- 运行时从 dist/src/app.module 加载 NestJS 应用
- 使用 require 避免 TypeScript 编译时路径检查

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
---
 api/index.ts  | 10 +++++-----
 tsconfig.json |  2 +-
 vercel.json   | 14 +++++++++++++-
 3 files changed, 19 insertions(+), 7 deletions(-)

diff --git a/api/index.ts b/api/index.ts
index 73898cd..5369dd6 100644
--- a/api/index.ts
+++ b/api/index.ts
@@ -5,9 +5,6 @@ import { DocumentBuilder, SwaggerModule } from '@nestjs/swagger';
 import express from 'express';
 import bodyParser from 'body-parser';
 
-// 从源码导入，TypeScript 会编译到 dist
-import { AppModule } from '../src/app.module';
-
 // 缓存 app 实例，避免每次冷启动都重新创建
 let cachedApp: any;
 
@@ -15,6 +12,9 @@ async function bootstrap() {
   if (!cachedApp) {
     const expressApp = express();
 
+    // 使用 require 动态加载编译后的模块（避免 TypeScript 编译时检查）
+    const { AppModule } = require('../dist/src/app.module');
+
     const app = await NestFactory.create(
       AppModule,
       new ExpressAdapter(expressApp),
@@ -38,8 +38,8 @@ async function bootstrap() {
 
     // 尝试加载全局过滤器和拦截器
     try {
-      const { HttpExceptionFilter } = await import('../src/common/filters/http-exception.filter');
-      const { TransformInterceptor } = await import('../src/common/interceptors/transform.interceptor');
+      const { HttpExceptionFilter } = require('../dist/src/common/filters/http-exception.filter');
+      const { TransformInterceptor } = require('../dist/src/common/interceptors/transform.interceptor');
       app.useGlobalFilters(new HttpExceptionFilter());
       app.useGlobalInterceptors(new TransformInterceptor());
     } catch (error) {
diff --git a/tsconfig.json b/tsconfig.json
index bf23ec1..faf5591 100644
--- a/tsconfig.json
+++ b/tsconfig.json
@@ -18,5 +18,5 @@
     "forceConsistentCasingInFileNames": false,
     "noFallthroughCasesInSwitch": false
   },
-  "exclude": ["node_modules", "dist", "api"]
+  "exclude": ["node_modules", "dist"]
 }
diff --git a/vercel.json b/vercel.json
index 85deee8..c41475d 100644
--- a/vercel.json
+++ b/vercel.json
@@ -1,3 +1,15 @@
 {
-  "version": 2
+  "version": 2,
+  "builds": [
+    {
+      "src": "package.json",
+      "use": "@vercel/node"
+    }
+  ],
+  "routes": [
+    {
+      "src": "/(.*)",
+      "dest": "/dist/api/index.js"
+    }
+  ]
 }