import { createHmac } from "node:crypto";
import { PrismaClient } from "@prisma/client";

const DATABASE_URL =
  process.env.DATABASE_URL ??
  "postgresql://drift:drift_test_only@127.0.0.1:55432/drift_bottle_test?schema=public";

const ADMIN_PHONE = "13900000001";
const ADMIN_DEVICE = "e2e-admin-device";
// 与测试/开发环境一致的演示密钥(auth.e2e-spec.ts 同款)
const PHONE_HMAC_KEY = "test-phone-hmac-key-with-at-least-32-bytes";

function phoneHmac(phone: string): string {
  return createHmac("sha256", PHONE_HMAC_KEY).update(phone).digest("hex");
}

function normalizePhone(raw: string): string {
  const compact = raw.replace(/[\s()-]/g, "");
  const local = compact.startsWith("+86")
    ? compact.slice(3)
    : compact.startsWith("86") && compact.length === 13
      ? compact.slice(2)
      : compact;
  if (!/^1[3-9]\d{9}$/.test(local))
    throw new Error(`invalid admin phone: ${raw}`);
  return `+86${local}`;
}

export const E2E_ADMIN = { phone: ADMIN_PHONE, deviceId: ADMIN_DEVICE };

const TABLES = [
  "outbox_events",
  "moderation_tasks",
  "bottle_pick_leases",
  "bottle_pick_requests",
  "bottle_pick_history",
  "messages",
  "conversation_members",
  "conversations",
  "notifications",
  "reports",
  "sanctions",
  "audit_logs",
  "refresh_tokens",
  "sessions",
  "daily_usage",
  "bottles",
  "anonymous_profiles",
  "accounts",
];

/**
 * 清空所有业务表(保留 schema)并重建管理员账号。
 * 既用于 globalSetup,也被各 spec 的 beforeEach 调用,避免用例间数据污染
 *(残留瓶子会让「捞取」捞到别的用例的瓶子,导致会话归属错乱)。
 */
export async function resetDatabase(): Promise<void> {
  const prisma = new PrismaClient({
    datasources: { db: { url: DATABASE_URL } },
  });
  try {
    for (const table of TABLES) {
      await prisma.$executeRawUnsafe(`TRUNCATE TABLE "${table}" CASCADE`);
    }
    const digest = phoneHmac(normalizePhone(ADMIN_PHONE));
    await prisma.account.upsert({
      where: { phoneHmac: digest },
      update: { role: "ADMIN", status: "ACTIVE" },
      create: {
        role: "ADMIN",
        status: "ACTIVE",
        phoneHmac: digest,
        // 测试库仅用于校验 phoneHmac 查找,明文备用
        phoneCiphertext: Buffer.from("admin-e2e-placeholder", "utf8"),
        anonymousProfile: {
          create: {
            nickname: "管理员",
            avatarColor: "#66CCFF",
            reviewStatus: "APPROVED",
          },
        },
      },
    });
  } finally {
    await prisma.$disconnect();
  }
}

export default async function globalSetup(): Promise<void> {
  await resetDatabase();
}