lib/db/prisma.ts

import { PrismaClient } from '@prisma/client';

declare global {
  var prisma: PrismaClient | undefined;
  namespace PrismaJson {
    // you can use classes, interfaces, types, etc.
    type FinalChatResult = {
      type: 'final_code';
      status: 'completed' | 'failed';
      payload: {
        code: string;
        test: string;
        result: {
          logs: {
            stderr: string[];
            stdout: string[];
          };
          results: Array<{
            png?: string;
            text: string;
            is_main_result: boolean;
          }>;
        };
      };
    };
  }
}

const db = globalThis.prisma || new PrismaClient();

if (process.env.NODE_ENV != 'production') globalThis.prisma = db;

export default db;