b

lib/prisma.ts

@@ -0,0 +1,18 @@
+import { PrismaClient } from "@prisma/client";
+import { Pool } from "pg";
+import { PrismaPg } from "@prisma/adapter-pg";
+
+const globalForPrisma = global as unknown as { prisma: PrismaClient };
+
+let prisma: PrismaClient;
+
+if (globalForPrisma.prisma) {
+  prisma = globalForPrisma.prisma;
+} else {
+  const pool = new Pool({ connectionString: process.env.DATABASE_URL });
+  const adapter = new PrismaPg(pool);
+  prisma = new PrismaClient({ adapter });
+  if (process.env.NODE_ENV !== "production") globalForPrisma.prisma = prisma;
+}
+
+export default prisma;