/**
 * 操作日志假数据
 * 对应接口：GET /admin/sys/operation/page
 *
 * 支持按 type、nickname、dateBegin/dateEnd 前端筛选，
 * 模拟后端分页行为。
 */
import type { SysOperationLogVO, OperationLogQueryParams, PageData } from '@/api/logs';

const MOCK_LOGS: SysOperationLogVO[] = [
  {
    type: 1,
    nickname: '张三',
    createDate: '2026-07-30 08:00:00',
    content: '下架赛事"第二十一届贝格林羽毛球大赛"',
  },
  {
    type: 2,
    nickname: '张三',
    createDate: '2026-07-30 09:30:00',
    content: '上架赛事"第二十一届贝格林羽毛球大赛"',
  },
  {
    type: 3,
    nickname: '李四',
    createDate: '2026-07-29 10:12:00',
    content: '禁用用户"王五（1003）"',
  },
  {
    type: 4,
    nickname: '李四',
    createDate: '2026-07-29 10:20:00',
    content: '启用用户"王五（1003）"',
  },
  {
    type: 1,
    nickname: '赵六',
    createDate: '2026-07-28 14:00:00',
    content: '下架赛事"春季马拉松大赛"',
  },
  {
    type: 2,
    nickname: '赵六',
    createDate: '2026-07-28 15:00:00',
    content: '上架赛事"春季马拉松大赛"',
  },
  {
    type: 3,
    nickname: '张三',
    createDate: '2026-07-27 09:00:00',
    content: '禁用用户"钱七（1005）"',
  },
  {
    type: 4,
    nickname: '张三',
    createDate: '2026-07-27 09:15:00',
    content: '启用用户"钱七（1005）"',
  },
  {
    type: 1,
    nickname: '孙八',
    createDate: '2026-07-26 16:30:00',
    content: '下架赛事"夏季游泳锦标赛"',
  },
  {
    type: 2,
    nickname: '孙八',
    createDate: '2026-07-26 17:00:00',
    content: '上架赛事"夏季游泳锦标赛"',
  },
  {
    type: 1,
    nickname: '李四',
    createDate: '2026-07-25 11:00:00',
    content: '下架赛事"秋季篮球邀请赛"',
  },
  {
    type: 2,
    nickname: '李四',
    createDate: '2026-07-25 12:00:00',
    content: '上架赛事"秋季篮球邀请赛"',
  },
  {
    type: 3,
    nickname: '周九',
    createDate: '2026-07-24 08:30:00',
    content: '禁用用户"吴十（1008）"',
  },
  {
    type: 4,
    nickname: '周九',
    createDate: '2026-07-24 08:45:00',
    content: '启用用户"吴十（1008）"',
  },
  {
    type: 1,
    nickname: '张三',
    createDate: '2026-07-23 13:00:00',
    content: '下架赛事"冬季滑雪挑战赛"',
  },
  {
    type: 2,
    nickname: '张三',
    createDate: '2026-07-23 14:00:00',
    content: '上架赛事"冬季滑雪挑战赛"',
  },
  {
    type: 3,
    nickname: '郑十一',
    createDate: '2026-07-22 10:00:00',
    content: '禁用用户"冯十二（1012）"',
  },
  {
    type: 4,
    nickname: '郑十一',
    createDate: '2026-07-22 10:10:00',
    content: '启用用户"冯十二（1012）"',
  },
  {
    type: 1,
    nickname: '孙八',
    createDate: '2026-07-21 15:30:00',
    content: '下架赛事"元旦全民健身跑"',
  },
  {
    type: 2,
    nickname: '孙八',
    createDate: '2026-07-21 16:00:00',
    content: '上架赛事"元旦全民健身跑"',
  },
];

/** 按日期范围过滤（dateBegin / dateEnd 格式 yyyy-MM-dd） */
function inDateRange(dateStr: string, begin?: string, end?: string): boolean {
  if (!begin && !end) return true;
  const d = dateStr.slice(0, 10); // yyyy-MM-dd
  if (begin && d < begin) return false;
  if (end && d > end) return false;
  return true;
}

export function buildMockOperationLogPage(
  page: number,
  limit: number,
  params: OperationLogQueryParams,
): PageData<SysOperationLogVO> {
  let filtered = [...MOCK_LOGS];

  // 按操作类型筛选（API 传 '1'/'2'/'3'/'4'）
  if (params.type) {
    filtered = filtered.filter((item) => item.type === Number(params.type));
  }

  // 按操作人昵称模糊筛选
  if (params.nickname) {
    filtered = filtered.filter((item) => item.nickname.includes(params.nickname!));
  }

  // 按日期范围筛选
  filtered = filtered.filter((item) =>
    inDateRange(item.createDate, params.dateBegin, params.dateEnd),
  );

  const total = filtered.length;
  const start = (page - 1) * limit;
  const list = filtered.slice(start, start + limit);

  return { total, list };
}