dak.c2s/frontend/src/hooks/useReports.ts

import { useQuery, useMutation, useQueryClient } from '@tanstack/react-query'
import api from '@/services/api'
import type { ReportMeta } from '@/types'

interface ReportsListResponse {
  items: ReportMeta[]
  total: number
}

export function useReports() {
  return useQuery({
    queryKey: ['reports'],
    queryFn: () =>
      api.get<ReportsListResponse>('/reports/list').then(r => r.data),
  })
}

export function useGenerateReport() {
  const queryClient = useQueryClient()
  return useMutation({
    mutationFn: (params: { jahr: number; kw: number }) =>
      api.post<ReportMeta>('/reports/generate', null, { params }).then(r => r.data),
    onSuccess: () => {
      queryClient.invalidateQueries({ queryKey: ['reports'] })
    },
  })
}

export function useDeleteReports() {
  const queryClient = useQueryClient()
  return useMutation({
    mutationFn: (ids: number[]) =>
      api.delete('/reports/delete', { data: ids }),
    onSuccess: () => {
      queryClient.invalidateQueries({ queryKey: ['reports'] })
    },
  })
}