/**
 * 钱包交易明细假数据
 * 对应接口：GET /admin/finance/wallet/page
 *
 * type: 1=报名入账, 2=提现出账, 3=退款出账
 * status(由 freezeAmount/freezeTime 推导): 1=已解冻, 2=冻结中, 3=正常
 */
import type { WalletTransactionVO, WalletTransactionQueryParams, PageData } from '@/api/wallet';

const MOCK_TRANSACTIONS: (WalletTransactionVO & { status: number })[] = [
  {
    type: 1,
    amount: '+100.00',
    afterAmount: '600.00',
    withdrawAmount: '500.00',
    freezeAmount: '100.00',
    status: 1,
    freezeTime: '2026-06-10 08:00',
    unfreezeTime: '2026-06-12 08:00',
    orderNo: 'SN20260610001',
    createDate: '2026-06-10 08:00',
  },
  {
    type: 2,
    amount: '-500.00',
    afterAmount: '1100.00',
    withdrawAmount: '500.00',
    freezeAmount: '600.00',
    status: 2,
    freezeTime: '2026-06-10 06:00',
    unfreezeTime: '',
    orderNo: 'SN20260610002',
    createDate: '2026-06-10 06:00',
  },
  {
    type: 3,
    amount: '-100.00',
    afterAmount: '500.00',
    withdrawAmount: '500.00',
    freezeAmount: '0.00',
    status: 3,
    freezeTime: '',
    unfreezeTime: '',
    orderNo: 'SN20260610003',
    createDate: '2026-06-10 05:00',
  },
  {
    type: 1,
    amount: '+350.00',
    afterAmount: '850.00',
    withdrawAmount: '750.00',
    freezeAmount: '100.00',
    status: 3,
    freezeTime: '',
    unfreezeTime: '',
    orderNo: 'SN20260609001',
    createDate: '2026-06-09 17:30',
  },
  {
    type: 2,
    amount: '-250.00',
    afterAmount: '600.00',
    withdrawAmount: '500.00',
    freezeAmount: '100.00',
    status: 1,
    freezeTime: '2026-06-08 10:00',
    unfreezeTime: '2026-06-09 08:00',
    orderNo: 'SN20260608001',
    createDate: '2026-06-08 10:00',
  },
  {
    type: 1,
    amount: '+800.00',
    afterAmount: '2000.00',
    withdrawAmount: '1800.00',
    freezeAmount: '200.00',
    status: 3,
    freezeTime: '',
    unfreezeTime: '',
    orderNo: 'SN20260607001',
    createDate: '2026-06-07 14:00',
  },
  {
    type: 2,
    amount: '-300.00',
    afterAmount: '1200.00',
    withdrawAmount: '1000.00',
    freezeAmount: '200.00',
    status: 2,
    freezeTime: '2026-06-06 09:00',
    unfreezeTime: '',
    orderNo: 'SN20260606001',
    createDate: '2026-06-06 09:00',
  },
  {
    type: 3,
    amount: '-50.00',
    afterAmount: '1500.00',
    withdrawAmount: '1300.00',
    freezeAmount: '200.00',
    status: 1,
    freezeTime: '2026-06-05 10:00',
    unfreezeTime: '2026-06-07 10:00',
    orderNo: 'SN20260605001',
    createDate: '2026-06-05 10:00',
  },
  {
    type: 1,
    amount: '+200.00',
    afterAmount: '1550.00',
    withdrawAmount: '1350.00',
    freezeAmount: '200.00',
    status: 3,
    freezeTime: '',
    unfreezeTime: '',
    orderNo: 'SN20260604001',
    createDate: '2026-06-04 08:30',
  },
  {
    type: 2,
    amount: '-600.00',
    afterAmount: '950.00',
    withdrawAmount: '750.00',
    freezeAmount: '200.00',
    status: 1,
    freezeTime: '2026-06-03 16:00',
    unfreezeTime: '2026-06-05 16:00',
    orderNo: 'SN20260603001',
    createDate: '2026-06-03 16:00',
  },
  {
    type: 1,
    amount: '+450.00',
    afterAmount: '1050.00',
    withdrawAmount: '850.00',
    freezeAmount: '200.00',
    status: 1,
    freezeTime: '2026-06-02 11:00',
    unfreezeTime: '2026-06-04 11:00',
    orderNo: 'SN20260602001',
    createDate: '2026-06-02 11:00',
  },
  {
    type: 3,
    amount: '-120.00',
    afterAmount: '600.00',
    withdrawAmount: '400.00',
    freezeAmount: '200.00',
    status: 3,
    freezeTime: '',
    unfreezeTime: '',
    orderNo: 'SN20260601001',
    createDate: '2026-06-01 15:00',
  },
];

function inDateRange(date: string, begin?: string, end?: string): boolean {
  if (!begin && !end) return true;
  const d = date.slice(0, 10);
  if (begin && d < begin) return false;
  if (end && d > end) return false;
  return true;
}

export function buildMockWalletTransactionPage(
  page: number,
  limit: number,
  params: WalletTransactionQueryParams,
): PageData<WalletTransactionVO> {
  let filtered = [...MOCK_TRANSACTIONS];

  if (params.type) {
    filtered = filtered.filter((item) => item.type === Number(params.type));
  }
  if (params.status) {
    filtered = filtered.filter((item) => item.status === Number(params.status));
  }
  filtered = filtered.filter((item) =>
    inDateRange(item.createDate, params.createDateBegin, params.createDateEnd),
  );

  const total = filtered.length;
  const start = (page - 1) * limit;
  const list = filtered.slice(start, start + limit).map(({ status, ...rest }) => rest);

  return { total, list };
}