engineType=client

Author: na-trium-144

app/lib/prisma.ts

@@ -1,5 +1,24 @@
 import { PrismaClient } from "../generated/prisma/client";
+import { PrismaPg } from "@prisma/adapter-pg";
+import { PrismaNeon } from "@prisma/adapter-neon";
+import { getCloudflareContext } from "@opennextjs/cloudflare";
 
-const prisma = new PrismaClient();
-export default prisma;
+// eslint-disable-next-line @typescript-eslint/no-explicit-any
+let cloudflareEnv: any;
+try {
+  cloudflareEnv = getCloudflareContext().env;
+} catch {
+  // @better-auth/cli generate を実行する際には initOpenNextCloudflareForDev がセットアップされていない環境になっている
+  cloudflareEnv = {};
+}
+const DATABASE_URL =
+  process.env.DATABASE_URL ?? cloudflareEnv.DATABASE_URL ?? "";
 
+let adapter;
+if (DATABASE_URL.includes("neon")) {
+  adapter = new PrismaNeon({ connectionString: DATABASE_URL });
+} else {
+  adapter = new PrismaPg({ connectionString: DATABASE_URL });
+}
+const prisma = new PrismaClient({ adapter });
+export default prisma;

package-lock.json

@@ -18,6 +18,8 @@
     "@fontsource-variable/noto-sans-jp": "^5.2.6",
     "@google/genai": "^1.21.0",
     "@opennextjs/cloudflare": "^1.7.1",
+    "@prisma/adapter-neon": "^6.18.0",
+    "@prisma/adapter-pg": "^6.18.0",
     "@prisma/client": "^6.18.0",
     "@xterm/addon-fit": "^0.11.0-beta.115",
     "@xterm/xterm": "^5.6.0-beta.115",

package.json

@@ -7,6 +7,7 @@
 generator client {
   provider = "prisma-client"
   output   = "../app/generated/prisma"
+  engineType = "client"
 }
 
 datasource db {