refactor: Update next.config.mjs to allow specific origins for server actions and update download.tsx to open download link in a new tab

next.config.mjs

@@ -1,4 +1,11 @@
 /** @type {import('next').NextConfig} */
-const nextConfig = {};
+const nextConfig = {
+    experimental: {
+        serverActions: {
+          // edit: updated to new key. Was previously `allowedForwardedHosts`
+          allowedOrigins: ['localhost:3000', 'get-zen.vercel.app'],
+        },
+    },
+};
 
 export default nextConfig;

src/components/download.tsx

@@ -8,24 +8,18 @@ import { Form, FormField, FormItem, FormLabel } from "./ui/form";
 import { useForm } from "react-hook-form";
 import { z } from 'zod';
 import { zodResolver } from '@hookform/resolvers/zod'
+import { releases } from "@/lib/releases";
 import { addDownload } from "@/lib/db";
 
 const BASE_URL = "https://github.com/zen-browser/desktop/releases/download/latest";
 
-const releases: any  = {
-  Windows: "zen.installer.exe",
-  WindowsZip: "zen.win64.zip",
-  //MacOS: [],
-  Linux: "zen.linux.tar.bz2",
-};
-
 function getDefaultPlatformBasedOnUserAgent() {
   let userAgent = "";
   if (typeof window !== "undefined") {
     userAgent = window.navigator.userAgent;   
   }  
   if (userAgent.includes("Win")) {
-    return "Windows";
+    return "WindowsZip";
   }
   if (userAgent.includes("Mac")) {
     return "MacOS";
@@ -58,6 +52,7 @@ export default function DownloadPage() {
     console.log("Releases for platform: ", releasesForPlatform)
     const url = `${BASE_URL}/${releasesForPlatform}`;
     console.log("URL: ", url)
+    window.open(url, "_blank");
   }
 
   return (
@@ -102,7 +97,7 @@ export default function DownloadPage() {
                           <SelectContent>
                               <SelectGroup>
                                 <SelectLabel>Operating System</SelectLabel>
-                                <SelectItem value="Windows">Windows Installer</SelectItem>
+                                <SelectItem value="Windows" disabled>Windows Installer</SelectItem>
                                 <SelectItem value="WindowsZip">Windows (Zip)</SelectItem>
                                 <SelectItem value="MacOS" disabled>MacOS</SelectItem>
                                 <SelectItem value="Linux">Linux</SelectItem>

src/lib/db.ts

@@ -1,31 +1,32 @@
+"use server";
+
 import { sql } from '@vercel/postgres';
-import { config } from 'dotenv';
- 
-var hasLoadedEnv = false;
-function loadEnv() {
-    if (hasLoadedEnv) {
-        return;
-    }
-    config();
-}
+import { releases } from './releases';
 
 async function createDownloadsTable() {
-    loadEnv();
     await sql`
         CREATE TABLE IF NOT EXISTS downloads (
-        id SERIAL PRIMARY KEY,
-        platform TEXT NOT NULL,
-        count INT NOT NULL
+            platform TEXT NOT NULL PRIMARY KEY CONSTRAINT platform_check CHECK (platform IN ('WindowsZip', 'Linux')),
+            count INT NOT NULL DEFAULT 0
         );
     `;
-} 
+}
 
 export async function addDownload(platform: string) {
     await createDownloadsTable();
+    let hasPlatform: any = await sql`
+        SELECT COUNT(*) FROM downloads WHERE platform = ${platform};
+    `;
+    if (hasPlatform.rows[0].count > 0) {
+        await sql`
+            UPDATE downloads
+            SET count = count + 1
+            WHERE platform = ${platform};
+        `;
+        return;
+    }
     await sql`
         INSERT INTO downloads (platform, count)
-        VALUES (${platform}, 1)
-        ON CONFLICT (platform)
-        DO UPDATE SET count = downloads.count + 1;
+        VALUES (${platform}, 1);
     `;
 }

src/lib/releases.ts

@@ -0,0 +1,5 @@
+export const releases: any  = {
+    WindowsZip: "zen.win64.zip",
+    //MacOS: [],
+    Linux: "zen.linux.tar.bz2",
+};