import type { PageParams } from '@/lib/api/types';
import type { AuditFilters, DirectoryUserRole, HolidayFilters, SupportAlertFilters } from './types';

/**
 * React Query key factory for the admin domain (hierarchical, per the `services/{domain}` pattern). The
 * **filters + page object keys each list** so every filter/page combination caches independently — paging
 * or switching a worklist filter never refetches data already held (phase §5). Mutations invalidate the
 * relevant sub-tree (`config()`/`holidays()`/`audit()`/`supportAlerts()`/`roles()`).
 */
export const adminKeys = {
  all: ['admin'] as const,

  config: () => [...adminKeys.all, 'config'] as const,
  configList: (params: PageParams) => [...adminKeys.config(), 'list', params] as const,
  configHistory: (key: string, params: PageParams) => [...adminKeys.config(), 'history', key, params] as const,

  holidays: () => [...adminKeys.all, 'holidays'] as const,
  holidayList: (filters: HolidayFilters, params: PageParams) =>
    [...adminKeys.holidays(), 'list', filters, params] as const,

  audit: () => [...adminKeys.all, 'audit'] as const,
  auditList: (filters: AuditFilters, params: PageParams) => [...adminKeys.audit(), 'list', filters, params] as const,

  supportAlerts: () => [...adminKeys.all, 'supportAlerts'] as const,
  supportAlertList: (filters: SupportAlertFilters, params: PageParams) =>
    [...adminKeys.supportAlerts(), 'list', filters, params] as const,

  roles: () => [...adminKeys.all, 'roles'] as const,
  roleList: (userId?: number) => [...adminKeys.roles(), 'list', userId ?? null] as const,

  users: () => [...adminKeys.all, 'users'] as const,
  userSearch: (query: string, roleFilter?: DirectoryUserRole) =>
    [...adminKeys.users(), 'search', query, roleFilter ?? null] as const,
  userLookup: (userIds: number[]) => [...adminKeys.users(), 'lookup', [...userIds].sort((a, b) => a - b)] as const,
};