import * as React from "react"
import { type SearchParams } from "@/types/table"
import { getServerSession } from "next-auth/next"
import { authOptions } from "@/app/api/auth/[...nextauth]/route"

import { getValidFilters } from "@/lib/data-table"
import { Skeleton } from "@/components/ui/skeleton"
import { DataTableSkeleton } from "@/components/data-table/data-table-skeleton"
import { Shell } from "@/components/shell"
import { getVendorPOs } from "@/lib/po/vendor-table/service"
import { vendorPoSearchParamsCache } from "@/lib/po/vendor-table/validations"
import { VendorPoTable } from "@/lib/po/vendor-table/vendor-po-table"
import { InformationButton } from "@/components/information/information-button"

interface VendorPOPageProps {
  searchParams: Promise<SearchParams>
}

export default async function VendorPO(props: VendorPOPageProps) {
  const searchParams = await props.searchParams
  const search = vendorPoSearchParamsCache.parse(searchParams)

  // 세션에서 벤더 정보 가져오기
  const session = await getServerSession(authOptions)
  if (!session?.user?.companyId) {
    return (
      <div className="flex h-full items-center justify-center p-6">
        정상적인 벤더에 소속된 계정이 아닙니다.
      </div>
    )
  }

  const validFilters = getValidFilters(search.filters)

  const promises = Promise.all([
    getVendorPOs({
      ...search,
      filters: validFilters,
      vendorId: session.user.companyId, // 벤더 필터링 적용
    }),
  ])

  return (
    <Shell className="gap-2">
      <div className="flex items-center justify-between space-y-2">
        <div className="flex items-center justify-between space-y-2">
          <div>
            <div className="flex items-center gap-2">
              <h2 className="text-2xl font-bold tracking-tight">
                PO/계약 목록
              </h2>
              <InformationButton pagePath="partners/po" />
            </div>
          </div>
        </div>
      </div>

      <React.Suspense fallback={<Skeleton className="h-7 w-52" />}>
      </React.Suspense>
      <React.Suspense
        fallback={
          <DataTableSkeleton
            columnCount={8}
            searchableColumnCount={1}
            filterableColumnCount={3}
            cellWidths={["10rem", "15rem", "12rem", "10rem", "12rem", "10rem", "10rem", "8rem"]}
            shrinkZero
          />
        }
      >
        <VendorPoTable promises={promises} />
      </React.Suspense>
    </Shell>
  )
}