/**
 * 支付流水假数据
 * 对应接口：GET /admin/finance/paymentFlow/page
 */
import type { PaymentFlowVO, PaymentFlowQueryParams, PaymentFlowPageData } from '@/api/payments';

const MOCK_LIST: PaymentFlowVO[] = [
  {
    serialNo: 'FL20260730001',
    orderNo: 'OD20260730001',
    type: 1,
    nickname: '张三',
    phone: '12345678997',
    amount: '99.00',
    createDate: '2026-07-30 08:00:00',
  },
  {
    serialNo: '',
    orderNo: '',
    type: 2,
    nickname: '李四',
    phone: '12345678998',
    amount: '100.00',
    createDate: '2026-07-30 07:00:00',
  },
  {
    serialNo: 'FL20260729002',
    orderNo: 'OD20260729002',
    type: 1,
    nickname: '王五',
    phone: '12345678998',
    amount: '199.00',
    createDate: '2026-07-29 16:00:00',
  },
  {
    serialNo: '',
    orderNo: '',
    type: 2,
    nickname: '赵六',
    phone: '13800138000',
    amount: '50.00',
    createDate: '2026-07-29 15:20:00',
  },
  {
    serialNo: 'FL20260728003',
    orderNo: 'OD20260728003',
    type: 1,
    nickname: '钱七',
    phone: '13900139001',
    amount: '350.00',
    createDate: '2026-07-28 14:00:00',
  },
  {
    serialNo: '',
    orderNo: '',
    type: 2,
    nickname: '孙八',
    phone: '18600186001',
    amount: '120.00',
    createDate: '2026-07-28 10:30:00',
  },
  {
    serialNo: 'FL20260727004',
    orderNo: 'OD20260727004',
    type: 1,
    nickname: '周九',
    phone: '15200152000',
    amount: '88.00',
    createDate: '2026-07-27 09:00:00',
  },
  {
    serialNo: 'FL20260727005',
    orderNo: 'OD20260727005',
    type: 1,
    nickname: '吴十',
    phone: '17000170001',
    amount: '520.00',
    createDate: '2026-07-27 08:00:00',
  },
  {
    serialNo: '',
    orderNo: '',
    type: 2,
    nickname: '李四',
    phone: '12345678998',
    amount: '200.00',
    createDate: '2026-07-26 17:00:00',
  },
  {
    serialNo: 'FL20260726006',
    orderNo: 'OD20260726006',
    type: 1,
    nickname: '张三',
    phone: '12345678997',
    amount: '128.00',
    createDate: '2026-07-26 11:00:00',
  },
  {
    serialNo: '',
    orderNo: '',
    type: 2,
    nickname: '王五',
    phone: '12345678998',
    amount: '80.00',
    createDate: '2026-07-25 13:00:00',
  },
  {
    serialNo: 'FL20260725007',
    orderNo: 'OD20260725007',
    type: 1,
    nickname: '赵六',
    phone: '13800138000',
    amount: '680.00',
    createDate: '2026-07-25 10:00:00',
  },
];

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 buildMockPaymentFlowPage(
  page: number,
  limit: number,
  params: PaymentFlowQueryParams,
): PaymentFlowPageData {
  let filtered = [...MOCK_LIST];

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

  let totalAmount = 0;
  let totalRefundAmount = 0;
  for (const item of filtered) {
    const amt = Number(item.amount) || 0;
    if (item.type === 1) totalAmount += amt;
    else if (item.type === 2) totalRefundAmount += amt;
  }

  const total = filtered.length;
  const start = (page - 1) * limit;
  return {
    total,
    list: filtered.slice(start, start + limit),
    exData: {
      totalAmount: totalAmount.toFixed(2),
      totalRefundAmount: totalRefundAmount.toFixed(2),
    },
  };
}