import { execSync } from "node:child_process";
import { beforeAll, afterAll } from "vitest";
import { PrismaClient } from "@prisma/client";

process.env.NODE_ENV = process.env.NODE_ENV || "test";
process.env.DATABASE_URL =
  process.env.DATABASE_URL ||
  "postgres://app:app@localhost:5432/skymoney";
process.env.PORT = process.env.PORT || "0";          // fastify can bind an ephemeral port
process.env.HOST ??= "127.0.0.1";
process.env.CORS_ORIGIN = process.env.CORS_ORIGIN || "";
process.env.AUTH_DISABLED = process.env.AUTH_DISABLED || "1";
process.env.SEED_DEFAULT_BUDGET = process.env.SEED_DEFAULT_BUDGET || "1";

export const prisma = new PrismaClient();

// hard reset for a single user
export async function resetUser(userId: string) {
  await prisma.allocation.deleteMany({ where: { userId } });
  await prisma.transaction.deleteMany({ where: { userId } });
  await prisma.incomeEvent.deleteMany({ where: { userId } });
  await prisma.fixedPlan.deleteMany({ where: { userId } });
  await prisma.variableCategory.deleteMany({ where: { userId } });
  await prisma.user.deleteMany({ where: { id: userId } });
}

beforeAll(async () => {
  // make sure the schema is applied before running tests
  execSync("npx prisma migrate deploy", { stdio: "inherit" });

  // Ensure a clean slate: wipe all tables to avoid cross-file leakage
  await prisma.$transaction([
    prisma.allocation.deleteMany({}),
    prisma.transaction.deleteMany({}),
    prisma.incomeEvent.deleteMany({}),
    prisma.fixedPlan.deleteMany({}),
    prisma.variableCategory.deleteMany({}),
    prisma.user.deleteMany({}),
  ]);
});

afterAll(async () => {
  await prisma.$disconnect();
});