"use client"

import { useQuery } from "@tanstack/react-query"
import { createSupabaseBrowserClient } from "@/lib/supabase/client"
import { queryKeys } from "./query-keys"

interface UnreadCountRow {
  feed_id: string
  unread_count: number
}

export function useUnreadCounts() {
  const supabaseClient = createSupabaseBrowserClient()

  return useQuery({
    queryKey: queryKeys.unreadCounts.all,
    queryFn: async () => {
      const { data, error } = await supabaseClient.rpc("get_unread_counts")

      if (error) throw error

      const countsByFeedIdentifier: Record<string, number> = {}

      for (const row of (data as UnreadCountRow[]) ?? []) {
        countsByFeedIdentifier[row.feed_id] = row.unread_count
      }

      return countsByFeedIdentifier
    },
    refetchInterval: 60_000,
  })
}