import { z } from 'zod';

const schema = z.object({
  DATABASE_URL: z.string().default('file:./dev.db'),
  NEXT_PUBLIC_SITE_URL: z.string().url().default('http://localhost:3000'),
  STRIPE_SECRET_KEY: z.string().optional().default(''),
  STRIPE_WEBHOOK_SECRET: z.string().optional().default(''),
  RESEND_API_KEY: z.string().optional().default(''),
  EMAIL_FROM: z.string().default('Acme <noreply@example.com>'),
});

const parsed = schema.safeParse(process.env);

if (!parsed.success) {
  console.error('Invalid environment:', parsed.error.flatten().fieldErrors);
  throw new Error('Invalid environment configuration');
}

export const env = parsed.data;
export const isProd = process.env.NODE_ENV === 'production';