"use client";

import { zodResolver } from "@hookform/resolvers/zod";
import { LoaderIcon } from "lucide-react";
import { useState } from "react";
import { Controller, useForm } from "react-hook-form";
import { z } from "zod";

import { Button } from "@/components/ui/button";
import {
  Field,
  FieldError,
  FieldGroup,
  FieldLabel,
} from "@/components/ui/field";
import { Input } from "@/components/ui/input";
import { Textarea } from "@/components/ui/textarea";
import { cn } from "@/lib/utils";

const contactFormSchema = z.object({
  firstName: z.string().min(1, "نام را وارد کنید"),
  lastName: z.string().min(1, "نام خانوادگی را وارد کنید"),
  email: z
    .string()
    .min(1, "ایمیل را وارد کنید")
    .email("ایمیل واردشده معتبر نیست"),
  phone: z.string().min(1, "شماره تماس کاری"),
  message: z.string().min(1, "پیام را وارد کنید"),
});

type ContactFormData = z.infer<typeof contactFormSchema>;

interface Contact5Props {
  className?: string;
  onSubmit?: (data: ContactFormData) => Promise<void>;
}

const Contact5 = ({ className, onSubmit }: Contact5Props) => {
  const [isSubmitted, setIsSubmitted] = useState(false);
  const [showSuccess, setShowSuccess] = useState(false);

  const form = useForm<ContactFormData>({
    resolver: zodResolver(contactFormSchema),
    mode: "onSubmit",
    reValidateMode: "onSubmit",
    defaultValues: {
      firstName: "",
      lastName: "",
      email: "",
      phone: "",
      message: "",
    },
  });

  const handleFormSubmit = async (data: ContactFormData) => {
    try {
      if (onSubmit) {
        await onSubmit(data);
      } else {
        console.log("Form submitted:", data);
        await new Promise((resolve) => setTimeout(resolve, 1000));
      }
      setIsSubmitted(true);
      setShowSuccess(true);
      form.reset();
      setTimeout(() => setShowSuccess(false), 4500);
      setTimeout(() => setIsSubmitted(false), 5000);
    } catch {
      form.setError("root", {
        message: "ارسال درخواست ناموفق بود. دوباره تلاش کنید.",
      });
    }
  };

  return (
    <section dir="rtl" lang="fa" className={cn("py-32", className)}>
      <div className="container">
        <div className="mb-14 text-center">
          <h1 className="mt-1 mb-3 text-3xl font-semibold md:text-xl">
            درخواست مشاوره فروش
          </h1>
        </div>

        {isSubmitted && (
          <div
            className={cn(
              "mx-auto mb-6 max-w-lg rounded-lg border border-green-500/20 bg-green-500/10 p-4 text-center transition-opacity duration-500",
              showSuccess ? "opacity-100" : "opacity-0",
            )}
          >
            <p className="text-sm font-medium text-green-600 dark:text-green-400">
              درخواست ثبت شد. کارشناس فروش CRM به‌زودی با شما تماس می‌گیرد.
                                      </p>
          </div>
        )}

        <form
          onSubmit={form.handleSubmit(handleFormSubmit)}
          className="mx-auto flex max-w-lg flex-col"
        >
          <FieldGroup>
            <Controller
              control={form.control}
              name="firstName"
              render={({ field, fieldState }) => (
                <Field data-invalid={fieldState.invalid}>
                  <FieldLabel htmlFor={field.name}>
                    نام <span className="text-destructive">*</span>
                  </FieldLabel>
                  <Input
                    {...field}
                    id={field.name}
                    type="text"
                    aria-invalid={fieldState.invalid}
                    placeholder="علی"
                  />
                  {fieldState.invalid && (
                    <FieldError errors={[fieldState.error]} />
                  )}
                </Field>
              )}
            />

            <Controller
              control={form.control}
              name="lastName"
              render={({ field, fieldState }) => (
                <Field data-invalid={fieldState.invalid}>
                  <FieldLabel htmlFor={field.name}>
                    نام خانوادگی{" "}
                    <span className="text-destructive">*</span>
                  </FieldLabel>
                  <Input
                    {...field}
                    id={field.name}
                    type="text"
                    aria-invalid={fieldState.invalid}
                    placeholder="محمدی"
                  />
                  {fieldState.invalid && (
                    <FieldError errors={[fieldState.error]} />
                  )}
                </Field>
              )}
            />

            <Controller
              control={form.control}
              name="email"
              render={({ field, fieldState }) => (
                <Field data-invalid={fieldState.invalid}>
                  <FieldLabel htmlFor={field.name}>
                    ایمیل <span className="text-destructive">*</span>
                  </FieldLabel>
                  <Input
                    {...field}
                    id={field.name}
                    type="email"
                    aria-invalid={fieldState.invalid}
                    placeholder="example@email.com"
                    dir="rtl"
                    className="text-start"
                  />
                  {fieldState.invalid && (
                    <FieldError errors={[fieldState.error]} />
                  )}
                </Field>
              )}
            />

            <Controller
              control={form.control}
              name="phone"
              render={({ field, fieldState }) => (
                <Field data-invalid={fieldState.invalid}>
                  <FieldLabel htmlFor={field.name}>
                    شماره تلفن <span className="text-destructive">*</span>
                  </FieldLabel>
                  <Input
                    {...field}
                    id={field.name}
                    type="tel"
                    aria-invalid={fieldState.invalid}
                    placeholder="۰۹۱۲ ۳۴۵ ۶۷۸۹"
                    dir="rtl"
                    className="text-start"
                  />
                  {fieldState.invalid && (
                    <FieldError errors={[fieldState.error]} />
                  )}
                </Field>
              )}
            />

            <Controller
              control={form.control}
              name="message"
              render={({ field, fieldState }) => (
                <Field data-invalid={fieldState.invalid}>
                  <FieldLabel htmlFor={field.name}>
                    پیام <span className="text-destructive">*</span>
                  </FieldLabel>
                  <Textarea
                    {...field}
                    id={field.name}
                    aria-invalid={fieldState.invalid}
                    placeholder="درباره نیاز تیم فروش، تعداد کاربر یا زمان استقرار بنویسید."
                  />
                  {fieldState.invalid && (
                    <FieldError errors={[fieldState.error]} />
                  )}
                </Field>
              )}
            />

            {form.formState.errors.root && (
              <p className="text-sm text-destructive">
                {form.formState.errors.root.message}
              </p>
            )}

            <Button
              type="submit"
              className="w-full gap-2"
              disabled={form.formState.isSubmitting}
            >
              {form.formState.isSubmitting ? (
                <>
                  <LoaderIcon className="size-4 animate-spin" />
                  در حال ارسال...
                </>
              ) : (
                "ارسال درخواست"
              )}
            </Button>
          </FieldGroup>
        </form>
      </div>
    </section>
  );
};

export { Contact5 };