import { defineConfig } from "prisma";
import { PrismaPg } from "@prisma/adapter-pg";
import { Pool } from "pg";

/**
 * Prisma 7 Configuration
 *
 * This configuration file is required for Prisma 7+ where the datasource URL
 * is no longer specified in schema.prisma. Instead, connection configuration
 * is provided here for migrations and in the PrismaClient constructor for runtime.
 *
 * @see https://pris.ly/d/config-datasource
 * @see https://pris.ly/d/prisma7-client-config
 */
export default defineConfig({
  earlyAccess: true,
  schema: "./schema.prisma",
  migrate: {
    adapter: async () => {
      const connectionString = process.env.DATABASE_URL;
      if (!connectionString) {
        throw new Error("DATABASE_URL environment variable is required for migrations");
      }
      const pool = new Pool({ connectionString });
      return new PrismaPg(pool);
    },
  },
});