"use client"

import { useQuery, useMutation, useQueryClient } from "@tanstack/react-query"
import api from "@/lib/api"
import type {
  AlbumResponse,
  CreateAlbumRequest,
  UpdateAlbumRequest,
} from "@/lib/types"

export function useAlbums() {
  const qc = useQueryClient()

  const query = useQuery({
    queryKey: ["albums"],
    queryFn: async () => {
      const { data } = await api.get<AlbumResponse[]>("/albums")
      return data
    },
  })

  const create = useMutation({
    mutationFn: async (title: string) => {
      const body: CreateAlbumRequest = { title }
      const { data } = await api.post<AlbumResponse>("/albums", body)
      return data
    },
    onSuccess: () => qc.invalidateQueries({ queryKey: ["albums"] }),
  })

  const update = useMutation({
    mutationFn: async ({ id, ...updates }: UpdateAlbumRequest & { id: string }) => {
      const { data } = await api.put<AlbumResponse>(`/albums/${id}`, updates)
      return data
    },
    onSuccess: () => qc.invalidateQueries({ queryKey: ["albums"] }),
  })

  const deleteAlbum = useMutation({
    mutationFn: async (id: string) => {
      await api.delete(`/albums/${id}`)
    },
    onSuccess: () => qc.invalidateQueries({ queryKey: ["albums"] }),
  })

  const addEntry = useMutation({
    mutationFn: async ({ albumId, assetId }: { albumId: string; assetId: string }) => {
      await api.post(`/albums/${albumId}/entries`, { asset_id: assetId })
    },
    onSuccess: () => {
      qc.invalidateQueries({ queryKey: ["albums"] })
      qc.invalidateQueries({ queryKey: ["album"] })
    },
  })

  const removeEntry = useMutation({
    mutationFn: async ({ albumId, assetId }: { albumId: string; assetId: string }) => {
      await api.delete(`/albums/${albumId}/entries/${assetId}`)
    },
    onSuccess: () => {
      qc.invalidateQueries({ queryKey: ["albums"] })
      qc.invalidateQueries({ queryKey: ["album"] })
    },
  })

  return {
    albums: query.data ?? [],
    isLoading: query.isLoading,
    createAlbum: create.mutateAsync,
    deleteAlbum: deleteAlbum.mutateAsync,
    updateAlbum: update.mutateAsync,
    addEntry: addEntry.mutateAsync,
    removeEntry: removeEntry.mutateAsync,
  }
}