"use client"

import * as React from "react"
import { Loader, Send } 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 { requestTbe } from "../service"

// 첨부파일 타입
type RfqAttachment = {
  id: number
  serialNo: string
  originalFileName: string
  attachmentType: string
  currentRevision: string
}

interface TbeRequestDialogProps
  extends React.ComponentPropsWithoutRef<typeof Dialog> {
  rfqId: number
  attachments: RfqAttachment[]
  showTrigger?: boolean
  onSuccess?: () => void
}

export function TbeRequestDialog({
  rfqId,
  attachments,
  showTrigger = true,
  onSuccess,
  ...props
}: TbeRequestDialogProps) {
  const [isRequestPending, startRequestTransition] = React.useTransition()
  const isDesktop = useMediaQuery("(min-width: 640px)")

  function onRequest() {
    startRequestTransition(async () => {
      const attachmentIds = attachments.map(attachment => attachment.id)
      const result = await requestTbe(rfqId, attachmentIds)

      if (!result.success) {
        toast.error(result.message)
        return
      }

      props.onOpenChange?.(false)
      toast.success(result.message)
      onSuccess?.()
    })
  }

  const attachmentCount = attachments.length
  const attachmentText = attachmentCount === 1 ? "문서" : "문서들"

  if (isDesktop) {
    return (
      <Dialog {...props}>
        {showTrigger ? (
          <DialogTrigger asChild>
            <Button 
              variant="outline" 
              size="sm" 
              className="gap-2"
              disabled={attachmentCount === 0}
            >
              <Send className="size-4" aria-hidden="true" />
              <span className="hidden sm:inline">
                TBE 요청 {attachmentCount > 0 && `(${attachmentCount})`}
              </span>
            </Button>
          </DialogTrigger>
        ) : null}
        <DialogContent>
          <DialogHeader>
            <DialogTitle>TBE 요청을 전송하시겠습니까?</DialogTitle>
            <DialogDescription className="space-y-2">
              <div>
                선택된 <span className="font-medium">{attachmentCount}개</span>의 {attachmentText}에 대해 
                벤더들에게 기술평가(TBE) 요청을 전송합니다.
              </div>
              <div>RFQ 상태가 "TBE started"로 변경됩니다.</div>
              {attachmentCount <= 5 && (
                <div className="mt-3 p-2 bg-gray-50 rounded-md">
                  <div className="font-medium text-sm">TBE 요청 대상:</div>
                  <ul className="text-sm text-gray-600 mt-1">
                    {attachments.map((attachment) => (
                      <li key={attachment.id} className="truncate">
                        • {attachment.serialNo}: {attachment.originalFileName} ({attachment.currentRevision})
                      </li>
                    ))}
                  </ul>
                </div>
              )}
            </DialogDescription>
          </DialogHeader>
          <DialogFooter className="gap-2 sm:space-x-0">
            <DialogClose asChild>
              <Button variant="outline">취소</Button>
            </DialogClose>
            <Button
              aria-label="Request TBE"
              onClick={onRequest}
              disabled={isRequestPending}
            >
              {isRequestPending && (
                <Loader
                  className="mr-2 size-4 animate-spin"
                  aria-hidden="true"
                />
              )}
              TBE 요청 전송
            </Button>
          </DialogFooter>
        </DialogContent>
      </Dialog>
    )
  }

  return (
    <Drawer {...props}>
      {showTrigger ? (
        <DrawerTrigger asChild>
          <Button 
            variant="outline" 
            size="sm" 
            className="gap-2"
            disabled={attachmentCount === 0}
          >
            <Send className="size-4" aria-hidden="true" />
            <span className="hidden sm:inline">
              TBE 요청 {attachmentCount > 0 && `(${attachmentCount})`}
            </span>
          </Button>
        </DrawerTrigger>
      ) : null}
      <DrawerContent>
        <DrawerHeader>
          <DrawerTitle>TBE 요청을 전송하시겠습니까?</DrawerTitle>
          <DrawerDescription className="space-y-2">
            <div>
              선택된 <span className="font-medium">{attachmentCount}개</span>의 {attachmentText}에 대해 
              벤더들에게 기술평가(TBE) 요청을 전송합니다.
            </div>
            <div>RFQ 상태가 "TBE started"로 변경됩니다.</div>
            {attachmentCount <= 5 && (
              <div className="mt-3 p-2 bg-gray-50 rounded-md">
                <div className="font-medium text-sm">TBE 요청 대상:</div>
                <ul className="text-sm text-gray-600 mt-1">
                  {attachments.map((attachment) => (
                    <li key={attachment.id} className="truncate">
                      • {attachment.serialNo}: {attachment.originalFileName} ({attachment.currentRevision})
                    </li>
                  ))}
                </ul>
              </div>
            )}
          </DrawerDescription>
        </DrawerHeader>
        <DrawerFooter className="gap-2 sm:space-x-0">
          <DrawerClose asChild>
            <Button variant="outline">취소</Button>
          </DrawerClose>
          <Button
            aria-label="Request TBE"
            onClick={onRequest}
            disabled={isRequestPending}
          >
            {isRequestPending && (
              <Loader className="mr-2 size-4 animate-spin" aria-hidden="true" />
            )}
            TBE 요청 전송
          </Button>
        </DrawerFooter>
      </DrawerContent>
    </Drawer>
  )
}