first commit

lib/db.ts

@@ -0,0 +1,30 @@
+import { Pool } from 'pg';
+import { PrismaPg } from '@prisma/adapter-pg';
+import { PrismaClient } from '@prisma/client';
+
+const connectionString =
+  process.env.DATABASE_URL ||
+  'postgres://postgres:mBTWE2cDKGExtpktguD3HPe8y9Xr9kWFYdxV4WHQKISLLGoBAS4UdtfSCfXwvPpq@65.109.236.58:37298/postgres';
+
+const pool = new Pool({ connectionString });
+const adapter = new PrismaPg(pool);
+
+const globalForPrisma = globalThis as unknown as {
+  prisma: PrismaClient | undefined;
+};
+
+function getPrismaClient(): PrismaClient {
+  if (process.env.NODE_ENV !== 'production' && globalForPrisma.prisma) {
+    // Check if newly added models (e.g. category) exist on cached client
+    if ((globalForPrisma.prisma as any).category) {
+      return globalForPrisma.prisma;
+    }
+  }
+  const client = new PrismaClient({ adapter });
+  if (process.env.NODE_ENV !== 'production') {
+    globalForPrisma.prisma = client;
+  }
+  return client;
+}
+
+export const db = getPrismaClient();