From dbbf77472c210f37a75e0e962c6c8e4bbf90070c Mon Sep 17 00:00:00 2001
From: JuanM04 <me@juanm04.com>
Date: Mon, 28 Mar 2022 17:55:03 -0300
Subject: [PATCH] Updated some types + added webapi

---
 packages/integrations/vercel/package.json |  1 -
 packages/integrations/vercel/src/index.ts | 13 ++++++++++---
 packages/integrations/vercel/src/shims.ts |  5 +++++
 3 files changed, 15 insertions(+), 4 deletions(-)
 create mode 100644 packages/integrations/vercel/src/shims.ts

diff --git a/packages/integrations/vercel/package.json b/packages/integrations/vercel/package.json
index e93639b60d..d7713183c8 100644
--- a/packages/integrations/vercel/package.json
+++ b/packages/integrations/vercel/package.json
@@ -23,7 +23,6 @@
   },
   "dependencies": {
     "@astrojs/webapi": "^0.11.0",
-    "@vercel/node": "^1.14.0",
     "esbuild": "0.14.25",
     "globby": "^12.2.0"
   },
diff --git a/packages/integrations/vercel/src/index.ts b/packages/integrations/vercel/src/index.ts
index c89435ece3..5d67942065 100644
--- a/packages/integrations/vercel/src/index.ts
+++ b/packages/integrations/vercel/src/index.ts
@@ -1,17 +1,21 @@
 import type { AstroIntegration, AstroConfig } from 'astro';
-import fs from 'fs/promises';
+import type { IncomingMessage, ServerResponse } from 'http';
 import type { PathLike } from 'fs';
+
+import fs from 'fs/promises';
 import { fileURLToPath } from 'url';
 import { globby } from 'globby';
 import esbuild from 'esbuild';
 
-export type { VercelApiHandler, VercelRequest, VercelRequestBody, VercelRequestCookies, VercelRequestQuery, VercelResponse } from '@vercel/node';
+export type VercelRequest = IncomingMessage;
+export type VercelResponse = ServerResponse;
+export type VercelHandler = (request: VercelRequest, response: VercelResponse) => void | Promise<void>;
 
 const writeJson = (path: PathLike, data: any) => fs.writeFile(path, JSON.stringify(data), { encoding: 'utf-8' });
 
 const ENDPOINT_GLOB = 'api/**/*.{js,ts,tsx}';
 
-export function vercelFunctions(): AstroIntegration {
+function vercelFunctions(): AstroIntegration {
 	let _config: AstroConfig;
 	let output: URL;
 
@@ -59,11 +63,14 @@ export function vercelFunctions(): AstroIntegration {
 					entryPoints: endpoints.map((endpoint) => new URL(endpoint, _config.pages)).map(fileURLToPath),
 					outdir: fileURLToPath(new URL('./server/pages/api/', output)),
 					outbase: fileURLToPath(new URL('./api/', _config.pages)),
+					inject: [fileURLToPath(new URL('./shims.js', import.meta.url))],
 					bundle: true,
 					target: 'node14',
 					platform: 'node',
 					format: 'cjs',
 				});
+
+				await writeJson(new URL(`./package.json`, output), { type: 'commonjs' });
 			},
 		},
 	};
diff --git a/packages/integrations/vercel/src/shims.ts b/packages/integrations/vercel/src/shims.ts
new file mode 100644
index 0000000000..01f7b39bff
--- /dev/null
+++ b/packages/integrations/vercel/src/shims.ts
@@ -0,0 +1,5 @@
+import { polyfill } from '@astrojs/webapi';
+
+polyfill(globalThis, {
+	exclude: 'window document',
+});