"use client"

import * as React from "react"
import { type Row } from "@tanstack/react-table"
import { Loader, Trash } from "lucide-react"
import { toast } from "sonner"

import { useMediaQuery } from "@/hooks/use-media-query"
import { Button } from "@/components/ui/button"
import {
  Dialog,
  DialogClose,
  DialogContent,
  DialogDescription,
  DialogFooter,
  DialogHeader,
  DialogTitle,
  DialogTrigger,
} from "@/components/ui/dialog"
import {
  Drawer,
  DrawerClose,
  DrawerContent,
  DrawerDescription,
  DrawerFooter,
  DrawerHeader,
  DrawerTitle,
  DrawerTrigger,
} from "@/components/ui/drawer"

import { removeCandidates } from "../service"
import { VendorCandidatesWithVendorInfo } from "@/db/schema"
import { useSession } from "next-auth/react" // next-auth 세션 훅

interface DeleteCandidatesDialogProps
  extends React.ComponentPropsWithoutRef<typeof Dialog> {
  candidates: Row<VendorCandidatesWithVendorInfo>["original"][]
  showTrigger?: boolean
  onSuccess?: () => void
}

export function DeleteCandidatesDialog({
  candidates,
  showTrigger = true,
  onSuccess,
  ...props
}: DeleteCandidatesDialogProps) {
  const [isDeletePending, startDeleteTransition] = React.useTransition()
  const isDesktop = useMediaQuery("(min-width: 640px)")
  const { data: session, status } = useSession()

  function onDelete() {
    startDeleteTransition(async () => {

      if (!session?.user?.id) {
        toast.error("인증 오류. 로그인 정보를 찾을 수 없습니다.")
        return
      }

      const userId = Number(session.user.id)

      const { error } = await removeCandidates({
        ids: candidates.map((candidate) => candidate.id),
      }, userId)

      if (error) {
        toast.error(error)
        return
      }

      props.onOpenChange?.(false)
      toast.success("Candidates deleted")
      onSuccess?.()
    })
  }

  if (isDesktop) {
    return (
      <Dialog {...props}>
        {showTrigger ? (
          <DialogTrigger asChild>
            <Button variant="outline" size="sm">
              <Trash className="mr-2 size-4" aria-hidden="true" />
              Delete ({candidates.length})
            </Button>
          </DialogTrigger>
        ) : null}
        <DialogContent>
          <DialogHeader>
            <DialogTitle>Are you absolutely sure?</DialogTitle>
            <DialogDescription>
              This action cannot be undone. This will permanently delete your{" "}
              <span className="font-medium">{candidates.length}</span>
              {candidates.length === 1 ? " candidate" : " candidates"} from our servers.
            </DialogDescription>
          </DialogHeader>
          <DialogFooter className="gap-2 sm:space-x-0">
            <DialogClose asChild>
              <Button variant="outline">Cancel</Button>
            </DialogClose>
            <Button
              aria-label="Delete selected rows"
              variant="destructive"
              onClick={onDelete}
              disabled={isDeletePending}
            >
              {isDeletePending && (
                <Loader
                  className="mr-2 size-4 animate-spin"
                  aria-hidden="true"
                />
              )}
              Delete
            </Button>
          </DialogFooter>
        </DialogContent>
      </Dialog>
    )
  }

  return (
    <Drawer {...props}>
      {showTrigger ? (
        <DrawerTrigger asChild>
          <Button variant="outline" size="sm">
            <Trash className="mr-2 size-4" aria-hidden="true" />
            Delete ({candidates.length})
          </Button>
        </DrawerTrigger>
      ) : null}
      <DrawerContent>
        <DrawerHeader>
          <DrawerTitle>Are you absolutely sure?</DrawerTitle>
          <DrawerDescription>
            This action cannot be undone. This will permanently delete your{" "}
            <span className="font-medium">{candidates.length}</span>
            {candidates.length === 1 ? " candidate" : " candidates"} from our servers.
          </DrawerDescription>
        </DrawerHeader>
        <DrawerFooter className="gap-2 sm:space-x-0">
          <DrawerClose asChild>
            <Button variant="outline">Cancel</Button>
          </DrawerClose>
          <Button
            aria-label="Delete selected rows"
            variant="destructive"
            onClick={onDelete}
            disabled={isDeletePending}
          >
            {isDeletePending && (
              <Loader className="mr-2 size-4 animate-spin" aria-hidden="true" />
            )}
            Delete
          </Button>
        </DrawerFooter>
      </DrawerContent>
    </Drawer>
  )
}