import { request } from '@/utils/request'

import type { UserListResponse, UserQuery, UserRecord } from './types'

const useMockData = import.meta.env.VITE_USE_MOCK !== 'false'

const mockRecords: UserRecord[] = [
  {
    id: 'user-001',
    name: '张文静',
    account: 'zhangwenjing',
    department: '医务管理',
    role: '系统管理员',
    status: 'enabled',
    lastLoginAt: '2026-08-27 08:12',
  },
  {
    id: 'user-002',
    name: '王医生',
    account: 'wangdoctor',
    department: '消化内科',
    role: '医生',
    status: 'enabled',
    lastLoginAt: '2026-08-27 08:35',
  },
  {
    id: 'user-003',
    name: '李护士',
    account: 'linurse',
    department: '儿科急诊',
    role: '护士',
    status: 'disabled',
    lastLoginAt: '2026-08-20 14:26',
  },
]

export function getUsers(query: UserQuery): Promise<UserListResponse> {
  if (!useMockData) {
    return request.get<UserListResponse>('/management/users', {
      params: query,
    })
  }

  const keyword = query.keyword?.trim().toLowerCase()
  const filteredRecords = mockRecords.filter((record) => {
    const matchesKeyword =
      !keyword || [record.name, record.account].join(' ').toLowerCase().includes(keyword)
    const matchesDepartment = !query.department || record.department === query.department
    const matchesStatus = !query.status || query.status === 'all' || record.status === query.status

    return matchesKeyword && matchesDepartment && matchesStatus
  })
  const page = Math.max(query.page, 1)
  const pageSize = Math.max(query.pageSize, 1)
  const start = (page - 1) * pageSize

  return Promise.resolve({
    records: filteredRecords.slice(start, start + pageSize),
    total: filteredRecords.length,
    page,
    pageSize,
  })
}