'use client'

import { AnimatePresence, motion } from 'framer-motion'
import { useState, type ChangeEvent, type FormEvent } from 'react'
import emailjs from '@emailjs/browser'
import { CheckCircle, Send, X } from 'lucide-react'

interface ContactFormProps {
  isOpen: boolean
  onClose: () => void
  title?: string
  formType?: 'investor' | 'partner' | 'agent_waitlist' | 'storage_waitlist' | 'compute_waitlist' | 'gpu_waitlist'
}

const initialFormState = {
  name: '',
  email: '',
  company: '',
  message: '',
}

export default function ContactForm({
  isOpen,
  onClose,
  title = 'Book a Meeting',
  formType,
}: ContactFormProps) {
  const [formData, setFormData] = useState(initialFormState)
  const [isSubmitting, setIsSubmitting] = useState(false)
  const [isSubmitted, setIsSubmitted] = useState(false)

  const handleInputChange = (e: ChangeEvent<HTMLInputElement | HTMLTextAreaElement>) => {
    const { name, value } = e.target
    setFormData((prev) => ({
      ...prev,
      [name]: value,
    }))
  }

  const handleSubmit = async (e: FormEvent<HTMLFormElement>) => {
    e.preventDefault()
    setIsSubmitting(true)

    try {
      const templateParams = {
        from_name: formData.name,
        from_email: formData.email,
        company: formData.company,
        message: formData.message,
        to_email: 'emre@incubaid.com',
        form_type: formType || 'General Inquiry',
      }

      await emailjs.send(
        'service_03d0vf8',
        'template_6o6e8oe',
        templateParams,
        'bhkly3gzrO-SA9w7v',
      )

      setIsSubmitted(true)
      setTimeout(() => {
        setIsSubmitted(false)
        setFormData(initialFormState)
        onClose()
      }, 3000)
    } catch (error) {
      console.error('Email sending failed:', error)
      alert('Failed to send message. Please try again.')
    } finally {
      setIsSubmitting(false)
    }
  }

  return (
    <AnimatePresence>
      {isOpen && (
        <motion.div
          className="fixed inset-0 z-50 flex items-center justify-center bg-black/50 p-4 backdrop-blur-sm"
          initial={{ opacity: 0 }}
          animate={{ opacity: 1 }}
          exit={{ opacity: 0 }}
        >
          <motion.div
            className="relative w-full max-w-md overflow-hidden rounded-2xl bg-card shadow-2xl"
            initial={{ scale: 0.9, opacity: 0 }}
            animate={{ scale: 1, opacity: 1 }}
            exit={{ scale: 0.9, opacity: 0 }}
            transition={{ type: 'spring', damping: 25, stiffness: 300 }}
          >
            <div className="flex items-center justify-between border-b border-border p-6">
              <h3 className="text-xl font-bold text-foreground">{title}</h3>
              <button
                onClick={onClose}
                className="rounded-lg p-2 transition-colors hover:bg-muted"
                aria-label="Close form"
              >
                <X className="h-5 w-5 text-muted-foreground" />
              </button>
            </div>

            <div className="p-6">
              {isSubmitted ? (
                <motion.div
                  className="py-8 text-center"
                  initial={{ opacity: 0, y: 20 }}
                  animate={{ opacity: 1, y: 0 }}
                >
                  <CheckCircle className="mx-auto mb-4 h-16 w-16 text-primary" />
                  <h4 className="mb-2 text-lg font-semibold text-foreground">Thank you!</h4>
                  <p className="text-muted-foreground">We&apos;ll get back to you soon.</p>
                </motion.div>
              ) : (
                <form onSubmit={handleSubmit} className="space-y-4">
                  <div>
                    <label
                      htmlFor="name"
                      className="mb-1 block text-sm font-medium text-muted-foreground"
                    >
                      Full Name *
                    </label>
                    <input
                      type="text"
                      id="name"
                      name="name"
                      value={formData.name}
                      onChange={handleInputChange}
                      required
                      className="w-full rounded-lg border border-border bg-muted/30 px-4 py-3 text-foreground placeholder:text-muted-foreground focus:border-transparent focus:outline-none focus:ring-2 focus:ring-primary"
                      placeholder="Your full name"
                    />
                  </div>

                  <div>
                    <label
                      htmlFor="email"
                      className="mb-1 block text-sm font-medium text-muted-foreground"
                    >
                      Email Address *
                    </label>
                    <input
                      type="email"
                      id="email"
                      name="email"
                      value={formData.email}
                      onChange={handleInputChange}
                      required
                      className="w-full rounded-lg border border-border bg-muted/30 px-4 py-3 text-foreground placeholder:text-muted-foreground focus:border-transparent focus:outline-none focus:ring-2 focus:ring-primary"
                      placeholder="your.email@company.com"
                    />
                  </div>

                  <div>
                    <label
                      htmlFor="company"
                      className="mb-1 block text-sm font-medium text-muted-foreground"
                    >
                      Company
                    </label>
                    <input
                      type="text"
                      id="company"
                      name="company"
                      value={formData.company}
                      onChange={handleInputChange}
                      className="w-full rounded-lg border border-border bg-muted/30 px-4 py-3 text-foreground placeholder:text-muted-foreground focus:border-transparent focus:outline-none focus:ring-2 focus:ring-primary"
                      placeholder="Your company name"
                    />
                  </div>

                  <div>
                    <label
                      htmlFor="message"
                      className="mb-1 block text-sm font-medium text-muted-foreground"
                    >
                      Message
                    </label>
                    <textarea
                      id="message"
                      name="message"
                      value={formData.message}
                      onChange={handleInputChange}
                      rows={4}
                      className="w-full resize-none rounded-lg border border-border bg-muted/30 px-4 py-3 text-foreground placeholder:text-muted-foreground focus:border-transparent focus:outline-none focus:ring-2 focus:ring-primary"
                      placeholder={
                        formType === 'investor'
                          ? 'Tell us about your investment interests and how we can collaborate.'
                          : formType === 'agent_waitlist'
                            ? 'Tell us about your sovereign agent requirements.'
                            : formType === 'storage_waitlist'
                            ? 'Tell us about your storage requirements.'
                            : formType === 'compute_waitlist'
                            ? 'Tell us about your compute requirements.'
                            : formType === 'gpu_waitlist'
                            ? 'Tell us about your GPU requirements.'
                            : 'Tell us about your project or how we can help.'
                      }
                    />
                  </div>

                  <button
                    type="submit"
                    disabled={isSubmitting}
                    className="flex w-full items-center justify-center rounded-lg bg-primary px-6 py-3 font-semibold text-primary-foreground transition-opacity disabled:cursor-not-allowed disabled:opacity-50"
                  >
                    {isSubmitting ? (
                      <>
                        <div className="mr-2 h-5 w-5 animate-spin rounded-full border-2 border-primary-foreground/30 border-t-primary-foreground" />
                        Sending...
                      </>
                    ) : (
                      <>
                        <Send className="h-5 w-5" />
                        <span className="ml-2">Send Message</span>
                      </>
                    )}
                  </button>
                </form>
              )}
            </div>
          </motion.div>
        </motion.div>
      )}
    </AnimatePresence>
  )
}