/**
 * Register Page - Xpeditis
 *
 * Modern registration page with split-screen design
 */

'use client';

import { useState } from 'react';
import { useRouter } from 'next/navigation';
import Link from 'next/link';
import Image from 'next/image';
import { register } from '@/lib/api';

export default function RegisterPage() {
  const router = useRouter();
  const [firstName, setFirstName] = useState('');
  const [lastName, setLastName] = useState('');
  const [email, setEmail] = useState('');
  const [password, setPassword] = useState('');
  const [confirmPassword, setConfirmPassword] = useState('');
  const [isLoading, setIsLoading] = useState(false);
  const [error, setError] = useState('');

  const handleSubmit = async (e: React.FormEvent) => {
    e.preventDefault();
    setError('');

    // Validate passwords match
    if (password !== confirmPassword) {
      setError('Les mots de passe ne correspondent pas');
      return;
    }

    // Validate password length
    if (password.length < 12) {
      setError('Le mot de passe doit contenir au moins 12 caractères');
      return;
    }

    setIsLoading(true);

    try {
      await register({
        email,
        password,
        firstName,
        lastName,
        organizationId: 'a1234567-0000-4000-8000-000000000001', // Test Organization
      });
      router.push('/dashboard');
    } catch (err: any) {
      setError(err.message || 'Erreur lors de la création du compte');
    } finally {
      setIsLoading(false);
    }
  };

  return (
    <div className="min-h-screen flex">
      {/* Left Side - Form */}
      <div className="w-full lg:w-1/2 flex flex-col justify-center px-8 sm:px-12 lg:px-16 xl:px-24 bg-white">
        <div className="max-w-md w-full mx-auto">
          {/* Logo */}
          <div className="mb-10">
            <Link href="/">
              <Image
                src="/assets/logos/logo-black.svg"
                alt="Xpeditis"
                width={50}
                height={60}
                priority
                className="h-auto"
              />
            </Link>
          </div>

          {/* Header */}
          <div className="mb-8">
            <h1 className="text-h1 text-brand-navy mb-2">Créer un compte</h1>
            <p className="text-body text-neutral-600">
              Commencez votre essai gratuit dès aujourd'hui
            </p>
          </div>

          {/* Error Message */}
          {error && (
            <div className="mb-6 p-4 bg-red-50 border border-red-200 rounded-lg">
              <p className="text-body-sm text-red-800">{error}</p>
            </div>
          )}

          {/* Form */}
          <form onSubmit={handleSubmit} className="space-y-5">
            {/* First Name & Last Name */}
            <div className="grid grid-cols-2 gap-4">
              <div>
                <label htmlFor="firstName" className="label">
                  Prénom
                </label>
                <input
                  id="firstName"
                  type="text"
                  required
                  value={firstName}
                  onChange={(e) => setFirstName(e.target.value)}
                  className="input w-full"
                  placeholder="Jean"
                  disabled={isLoading}
                />
              </div>
              <div>
                <label htmlFor="lastName" className="label">
                  Nom
                </label>
                <input
                  id="lastName"
                  type="text"
                  required
                  value={lastName}
                  onChange={(e) => setLastName(e.target.value)}
                  className="input w-full"
                  placeholder="Dupont"
                  disabled={isLoading}
                />
              </div>
            </div>

            {/* Email */}
            <div>
              <label htmlFor="email" className="label">
                Adresse email
              </label>
              <input
                id="email"
                type="email"
                required
                value={email}
                onChange={(e) => setEmail(e.target.value)}
                className="input w-full"
                placeholder="jean.dupont@entreprise.com"
                autoComplete="email"
                disabled={isLoading}
              />
            </div>

            {/* Password */}
            <div>
              <label htmlFor="password" className="label">
                Mot de passe
              </label>
              <input
                id="password"
                type="password"
                required
                value={password}
                onChange={(e) => setPassword(e.target.value)}
                className="input w-full"
                placeholder="••••••••••••"
                autoComplete="new-password"
                disabled={isLoading}
              />
              <p className="mt-1.5 text-body-xs text-neutral-500">
                Au moins 12 caractères
              </p>
            </div>

            {/* Confirm Password */}
            <div>
              <label htmlFor="confirmPassword" className="label">
                Confirmer le mot de passe
              </label>
              <input
                id="confirmPassword"
                type="password"
                required
                value={confirmPassword}
                onChange={(e) => setConfirmPassword(e.target.value)}
                className="input w-full"
                placeholder="••••••••••••"
                autoComplete="new-password"
                disabled={isLoading}
              />
            </div>

            {/* Submit Button */}
            <button
              type="submit"
              disabled={isLoading}
              className="btn-primary w-full text-lg disabled:opacity-50 disabled:cursor-not-allowed mt-6"
            >
              {isLoading ? 'Création du compte...' : 'Créer mon compte'}
            </button>

            {/* Terms */}
            <p className="text-body-xs text-center text-neutral-500 mt-4">
              En créant un compte, vous acceptez nos{' '}
              <Link href="/terms" className="link">
                Conditions d'utilisation
              </Link>{' '}
              et notre{' '}
              <Link href="/privacy" className="link">
                Politique de confidentialité
              </Link>
            </p>
          </form>

          {/* Sign In Link */}
          <div className="mt-8 text-center">
            <p className="text-body text-neutral-600">
              Vous avez déjà un compte ?{' '}
              <Link href="/login" className="link font-semibold">
                Se connecter
              </Link>
            </p>
          </div>

          {/* Footer Links */}
          <div className="mt-8 pt-8 border-t border-neutral-200">
            <div className="flex flex-wrap justify-center gap-6 text-body-sm text-neutral-500">
              <Link href="/help" className="hover:text-accent transition-colors">
                Centre d'aide
              </Link>
              <Link href="/contact" className="hover:text-accent transition-colors">
                Contactez-nous
              </Link>
              <Link href="/privacy" className="hover:text-accent transition-colors">
                Confidentialité
              </Link>
              <Link href="/terms" className="hover:text-accent transition-colors">
                Conditions
              </Link>
            </div>
          </div>
        </div>
      </div>

      {/* Right Side - Brand Features (same as login) */}
      <div className="hidden lg:block lg:w-1/2 relative bg-brand-navy">
        <div className="absolute inset-0 bg-gradient-to-br from-brand-navy to-neutral-800 opacity-95"></div>
        <div className="absolute inset-0 flex flex-col justify-center px-16 xl:px-24 text-white">
          <div className="max-w-xl">
            <h2 className="text-display-sm mb-6 text-white">
              Rejoignez des milliers d'entreprises
            </h2>
            <p className="text-body-lg text-neutral-200 mb-12">
              Simplifiez votre logistique maritime et gagnez du temps sur chaque expédition.
            </p>

            <div className="space-y-6">
              <div className="flex items-start">
                <div className="flex-shrink-0 w-12 h-12 bg-brand-turquoise rounded-lg flex items-center justify-center">
                  <svg className="w-6 h-6 text-white" fill="none" stroke="currentColor" viewBox="0 0 24 24">
                    <path strokeLinecap="round" strokeLinejoin="round" strokeWidth={2} d="M5 13l4 4L19 7" />
                  </svg>
                </div>
                <div className="ml-4">
                  <h3 className="text-h5 mb-1 text-white">Essai gratuit de 30 jours</h3>
                  <p className="text-body-sm text-neutral-300">
                    Testez toutes les fonctionnalités sans engagement
                  </p>
                </div>
              </div>

              <div className="flex items-start">
                <div className="flex-shrink-0 w-12 h-12 bg-brand-turquoise rounded-lg flex items-center justify-center">
                  <svg className="w-6 h-6 text-white" fill="none" stroke="currentColor" viewBox="0 0 24 24">
                    <path strokeLinecap="round" strokeLinejoin="round" strokeWidth={2} d="M12 15v2m-6 4h12a2 2 0 002-2v-6a2 2 0 00-2-2H6a2 2 0 00-2 2v6a2 2 0 002 2zm10-10V7a4 4 0 00-8 0v4h8z" />
                  </svg>
                </div>
                <div className="ml-4">
                  <h3 className="text-h5 mb-1 text-white">Sécurité maximale</h3>
                  <p className="text-body-sm text-neutral-300">
                    Vos données sont protégées et chiffrées
                  </p>
                </div>
              </div>

              <div className="flex items-start">
                <div className="flex-shrink-0 w-12 h-12 bg-brand-turquoise rounded-lg flex items-center justify-center">
                  <svg className="w-6 h-6 text-white" fill="none" stroke="currentColor" viewBox="0 0 24 24">
                    <path strokeLinecap="round" strokeLinejoin="round" strokeWidth={2} d="M18.364 5.636l-3.536 3.536m0 5.656l3.536 3.536M9.172 9.172L5.636 5.636m3.536 9.192l-3.536 3.536M21 12a9 9 0 11-18 0 9 9 0 0118 0zm-5 0a4 4 0 11-8 0 4 4 0 018 0z" />
                  </svg>
                </div>
                <div className="ml-4">
                  <h3 className="text-h5 mb-1 text-white">Support 24/7</h3>
                  <p className="text-body-sm text-neutral-300">
                    Notre équipe est là pour vous accompagner
                  </p>
                </div>
              </div>
            </div>

            <div className="grid grid-cols-3 gap-8 mt-12 pt-12 border-t border-neutral-700">
              <div>
                <div className="text-display-sm text-brand-turquoise">2k+</div>
                <div className="text-body-sm text-neutral-300 mt-1">Entreprises</div>
              </div>
              <div>
                <div className="text-display-sm text-brand-turquoise">150+</div>
                <div className="text-body-sm text-neutral-300 mt-1">Pays couverts</div>
              </div>
              <div>
                <div className="text-display-sm text-brand-turquoise">24/7</div>
                <div className="text-body-sm text-neutral-300 mt-1">Support</div>
              </div>
            </div>
          </div>
        </div>

        <div className="absolute bottom-0 right-0 opacity-10">
          <svg width="400" height="400" viewBox="0 0 400 400" fill="none">
            <circle cx="200" cy="200" r="150" stroke="currentColor" strokeWidth="2" className="text-white" />
            <circle cx="200" cy="200" r="100" stroke="currentColor" strokeWidth="2" className="text-white" />
            <circle cx="200" cy="200" r="50" stroke="currentColor" strokeWidth="2" className="text-white" />
          </svg>
        </div>
      </div>
    </div>
  );
}