"use client"

import * as React from "react"
import { useForm } from "react-hook-form"
import { zodResolver } from "@hookform/resolvers/zod"
import * as z from "zod"

import { Button } from "@/components/ui/button"
import {
  Dialog,
  DialogContent,
  DialogDescription,
  DialogFooter,
  DialogHeader,
  DialogTitle,
  DialogTrigger,
} from "@/components/ui/dialog"
import {
  Form,
  FormControl,
  FormField,
  FormItem,
  FormLabel,
  FormMessage,
} from "@/components/ui/form"
import { Input } from "@/components/ui/input"
import { Textarea } from "@/components/ui/textarea"
import { Switch } from "@/components/ui/switch"
import { Plus, Loader2 } from "lucide-react"
import { toast } from "sonner"
import { createComplianceSurveyTemplate } from "../services"

const createTemplateSchema = z.object({
  name: z.string().min(1, "템플릿명을 입력해주세요.").max(100, "템플릿명은 100자 이하여야 합니다."),
  description: z.string().min(1, "설명을 입력해주세요.").max(500, "설명은 500자 이하여야 합니다."),
  version: z.string().min(1, "버전을 입력해주세요.").max(20, "버전은 20자 이하여야 합니다."),
  isActive: z.boolean().default(true),
})

type CreateTemplateFormValues = z.infer<typeof createTemplateSchema>

export function ComplianceTemplateCreateDialog() {
  const [open, setOpen] = React.useState(false)
  const [isSubmitting, setIsSubmitting] = React.useState(false)

  // react-hook-form 세팅
  const form = useForm<CreateTemplateFormValues>({
    resolver: zodResolver(createTemplateSchema),
    defaultValues: {
      name: "",
      description: "",
      version: "1.0",
      isActive: true,
    },
    mode: "onChange",
  })

  async function onSubmit(data: CreateTemplateFormValues) {
    setIsSubmitting(true)
    try {
      const result = await createComplianceSurveyTemplate(data)
      if (result) {
        toast.success("새로운 설문조사 템플릿이 생성되었습니다.")
        form.reset()
        setOpen(false)
        // 페이지 새로고침으로 데이터 업데이트
        window.location.reload()
      }
    } catch (error) {
      console.error("템플릿 생성 오류:", error)
      toast.error("템플릿 생성에 실패했습니다.")
    } finally {
      setIsSubmitting(false)
    }
  }

  function handleDialogOpenChange(nextOpen: boolean) {
    if (!nextOpen) {
      form.reset()
    }
    setOpen(nextOpen)
  }

  return (
    <Dialog open={open} onOpenChange={handleDialogOpenChange}>
      <DialogTrigger asChild>
        <Button variant="outline" size="sm">
          <Plus className="mr-2 h-4 w-4" />
          템플릿 추가
        </Button>
      </DialogTrigger>
      <DialogContent className="sm:max-w-[500px]">
        <DialogHeader>
          <DialogTitle>새 설문조사 템플릿 생성</DialogTitle>
          <DialogDescription>
            새로운 준법 설문조사 템플릿을 생성합니다. 템플릿 생성 후 질문을 추가할 수 있습니다.
          </DialogDescription>
        </DialogHeader>
        <Form {...form}>
          <form onSubmit={form.handleSubmit(onSubmit)} className="space-y-4">
            <FormField
              control={form.control}
              name="name"
              render={({ field }) => (
                <FormItem>
                  <FormLabel>템플릿명 *</FormLabel>
                  <FormControl>
                    <Input 
                      placeholder="예: 준법 설문조사" 
                      {...field} 
                    />
                  </FormControl>
                  <FormMessage />
                </FormItem>
              )}
            />
            
            <FormField
              control={form.control}
              name="description"
              render={({ field }) => (
                <FormItem>
                  <FormLabel>설명 *</FormLabel>
                  <FormControl>
                    <Textarea 
                      placeholder="템플릿의 목적과 대상에 대한 설명을 입력하세요."
                      className="min-h-[80px]"
                      {...field} 
                    />
                  </FormControl>
                  <FormMessage />
                </FormItem>
              )}
            />
            
            <FormField
              control={form.control}
              name="version"
              render={({ field }) => (
                <FormItem>
                  <FormLabel>버전 *</FormLabel>
                  <FormControl>
                    <Input 
                      placeholder="예: 1.0" 
                      {...field} 
                    />
                  </FormControl>
                  <FormMessage />
                </FormItem>
              )}
            />
            
            <FormField
              control={form.control}
              name="isActive"
              render={({ field }) => (
                <FormItem className="flex items-center space-x-2">
                  <FormControl>
                    <Switch 
                      checked={field.value}
                      onCheckedChange={field.onChange}
                    />
                  </FormControl>
                  <FormLabel>활성 상태</FormLabel>
                </FormItem>
              )}
            />
            
            <DialogFooter>
              <Button 
                type="button" 
                variant="outline" 
                onClick={() => setOpen(false)}
                disabled={isSubmitting}
              >
                취소
              </Button>
              <Button 
                type="submit" 
                disabled={isSubmitting}
              >
                {isSubmitting && <Loader2 className="mr-2 h-4 w-4 animate-spin" />}
                {isSubmitting ? "생성 중..." : "템플릿 생성"}
              </Button>
            </DialogFooter>
          </form>
        </Form>
      </DialogContent>
    </Dialog>
  )
}