"use client";

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

import { toast } from "@/hooks/use-toast";
import { Button } from "@/components/ui/button";
import {
  Form,
  FormControl,
  FormDescription,
  FormField,
  FormItem,
  FormLabel,
  FormMessage,
} from "@/components/ui/form";
import {
  InputOTP,
  InputOTPGroup,
  InputOTPSlot,
} from "@/components/ui/input-otp";
import { SubmitButton } from "../submit-button";
import {
  Card,
  CardContent,
  CardDescription,
  CardHeader,
  CardTitle,
} from "../ui/card";
import { cn } from "@/lib/utils";

const FormSchema = z.object({
  pin: z.string().min(6, {
    message: "Your one-time password must be 6 characters.",
  }),
});

interface InputOTPFormProps {
  className?: string;
  [key: string]: any;
}

export function InputOTPForm({ className, ...props }: InputOTPFormProps) {
  const form = useForm<z.infer<typeof FormSchema>>({
    resolver: zodResolver(FormSchema),
    defaultValues: {
      pin: "",
    },
  });

  function onSubmit(data: z.infer<typeof FormSchema>) {
    toast({
      title: "You submitted the following values:",
      description: (
        <pre className="mt-2 w-[340px] rounded-md bg-slate-950 p-4">
          <code className="text-white">{JSON.stringify(data, null, 2)}</code>
        </pre>
      ),
    });
  }

  return (
    <div className={cn("flex flex-col gap-6", className)} {...props}>
      <Card>
        <CardHeader className="text-center">
          <CardTitle className="text-xl">One-Time Password</CardTitle>
          <CardDescription>
            One time password is a security feature that helps protect your data
          </CardDescription>
        </CardHeader>
        <CardContent>
          <Form {...form}>
            <form onSubmit={form.handleSubmit(onSubmit)} className="space-y-6">
              <FormField
                control={form.control}
                name="pin"
                render={({ field }) => (
                  <FormItem>
                    <FormControl>
                      <InputOTP maxLength={6} {...field}>
                        <InputOTPGroup className="flex w-full items-center justify-center space-x-2">
                          {[...Array(6)].map((_, index) => (
                            <InputOTPSlot
                              key={index}
                              index={index}
                              className="w-12 h-12 text-xl border-2 dark:border-gray-50/10 rounded-md"
                            />
                          ))}
                        </InputOTPGroup>
                      </InputOTP>
                    </FormControl>
                    <FormDescription className="flex w-full justify-center items-center">
                      Please enter the one-time password sent to your phone.
                    </FormDescription>
                    <FormMessage />
                  </FormItem>
                )}
              />
              <div className="flex justify-center ">
                <SubmitButton pendingText="verifying..." className="w-full">
                  Submit
                </SubmitButton>
              </div>
            </form>
          </Form>
        </CardContent>
      </Card>
      <div className="text-balance text-center text-xs text-muted-foreground [&_a]:underline [&_a]:underline-offset-4 [&_a]:hover:text-primary  ">
        By clicking continue, you agree to our <a href="#">Terms of Service</a>{" "}
        and <a href="#">Privacy Policy</a>.
      </div>
    </div>
  );
}
