/**
 * Reset Password Template
 * 
 * Pure presentation component that accepts ViewData only.
 * No business logic, no state management.
 */

'use client';

import Link from 'next/link';
import { motion } from 'framer-motion';
import {
  Lock,
  Eye,
  EyeOff,
  AlertCircle,
  Flag,
  Shield,
  CheckCircle2,
  ArrowLeft,
} from 'lucide-react';

import Card from '@/components/ui/Card';
import Button from '@/components/ui/Button';
import Input from '@/components/ui/Input';
import Heading from '@/components/ui/Heading';
import { ResetPasswordViewData } from '@/lib/builders/view-data/ResetPasswordViewDataBuilder';

interface ResetPasswordTemplateProps extends ResetPasswordViewData {
  formActions: {
    setFormData: React.Dispatch<React.SetStateAction<{ newPassword: string; confirmPassword: string }>>;
    handleSubmit: (e: React.FormEvent<HTMLFormElement>) => Promise<void>;
    setShowSuccess: (show: boolean) => void;
    setShowPassword: (show: boolean) => void;
    setShowConfirmPassword: (show: boolean) => void;
  };
  uiState: {
    showPassword: boolean;
    showConfirmPassword: boolean;
  };
  mutationState: {
    isPending: boolean;
    error: string | null;
  };
}

export function ResetPasswordTemplate(props: ResetPasswordTemplateProps) {
  const { formActions, uiState, mutationState, ...viewData } = props;
  
  return (
    <main className="min-h-screen bg-deep-graphite flex items-center justify-center px-4 py-12">
      {/* Background Pattern */}
      <div className="absolute inset-0 bg-gradient-to-br from-primary-blue/5 via-transparent to-purple-600/5" />
      <div className="absolute inset-0 opacity-5">
        <div className="absolute inset-0" style={{
          backgroundImage: `url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.4'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E")`,
        }} />
      </div>

      <div className="relative w-full max-w-md">
        {/* Header */}
        <div className="text-center mb-8">
          <div className="flex h-16 w-16 items-center justify-center rounded-2xl bg-gradient-to-br from-primary-blue/20 to-purple-600/10 border border-primary-blue/30 mx-auto mb-4">
            <Flag className="w-8 h-8 text-primary-blue" />
          </div>
          <Heading level={1} className="mb-2">Reset Password</Heading>
          <p className="text-gray-400">
            Create a new secure password for your account
          </p>
        </div>

        <Card className="relative overflow-hidden">
          {/* Background accent */}
          <div className="absolute top-0 right-0 w-32 h-32 bg-gradient-to-bl from-primary-blue/10 to-transparent rounded-bl-full" />

          {!viewData.showSuccess ? (
            <form onSubmit={formActions.handleSubmit} className="relative space-y-5">
              {/* New Password */}
              <div>
                <label htmlFor="newPassword" className="block text-sm font-medium text-gray-300 mb-2">
                  New Password
                </label>
                <div className="relative">
                  <Lock className="absolute left-3 top-1/2 -translate-y-1/2 w-4 h-4 text-gray-500" />
                  <Input
                    id="newPassword"
                    name="newPassword"
                    type={uiState.showPassword ? 'text' : 'password'}
                    value={viewData.formState.fields.newPassword.value}
                    onChange={(e) => formActions.setFormData(prev => ({ ...prev, newPassword: e.target.value }))}
                    error={!!viewData.formState.fields.newPassword.error}
                    errorMessage={viewData.formState.fields.newPassword.error}
                    placeholder="••••••••"
                    disabled={mutationState.isPending}
                    className="pl-10 pr-10"
                    autoComplete="new-password"
                  />
                  <button
                    type="button"
                    onClick={() => formActions.setShowPassword(!uiState.showPassword)}
                    className="absolute right-3 top-1/2 -translate-y-1/2 text-gray-500 hover:text-gray-300"
                  >
                    {uiState.showPassword ? <EyeOff className="w-4 h-4" /> : <Eye className="w-4 h-4" />}
                  </button>
                </div>
              </div>

              {/* Confirm Password */}
              <div>
                <label htmlFor="confirmPassword" className="block text-sm font-medium text-gray-300 mb-2">
                  Confirm Password
                </label>
                <div className="relative">
                  <Lock className="absolute left-3 top-1/2 -translate-y-1/2 w-4 h-4 text-gray-500" />
                  <Input
                    id="confirmPassword"
                    name="confirmPassword"
                    type={uiState.showConfirmPassword ? 'text' : 'password'}
                    value={viewData.formState.fields.confirmPassword.value}
                    onChange={(e) => formActions.setFormData(prev => ({ ...prev, confirmPassword: e.target.value }))}
                    error={!!viewData.formState.fields.confirmPassword.error}
                    errorMessage={viewData.formState.fields.confirmPassword.error}
                    placeholder="••••••••"
                    disabled={mutationState.isPending}
                    className="pl-10 pr-10"
                    autoComplete="new-password"
                  />
                  <button
                    type="button"
                    onClick={() => formActions.setShowConfirmPassword(!uiState.showConfirmPassword)}
                    className="absolute right-3 top-1/2 -translate-y-1/2 text-gray-500 hover:text-gray-300"
                  >
                    {uiState.showConfirmPassword ? <EyeOff className="w-4 h-4" /> : <Eye className="w-4 h-4" />}
                  </button>
                </div>
              </div>

              {/* Error Message */}
              {mutationState.error && (
                <motion.div
                  initial={{ opacity: 0, y: -10 }}
                  animate={{ opacity: 1, y: 0 }}
                  className="flex items-start gap-3 p-3 rounded-lg bg-red-500/10 border border-red-500/30"
                >
                  <AlertCircle className="w-5 h-5 text-red-400 flex-shrink-0 mt-0.5" />
                  <p className="text-sm text-red-400">{mutationState.error}</p>
                </motion.div>
              )}

              {/* Submit Button */}
              <Button
                type="submit"
                variant="primary"
                disabled={mutationState.isPending}
                className="w-full flex items-center justify-center gap-2"
              >
                {mutationState.isPending ? (
                  <>
                    <div className="w-4 h-4 border-2 border-white border-t-transparent rounded-full animate-spin" />
                    Resetting...
                  </>
                ) : (
                  <>
                    <Shield className="w-4 h-4" />
                    Reset Password
                  </>
                )}
              </Button>

              {/* Back to Login */}
              <div className="text-center">
                <Link
                  href="/auth/login"
                  className="text-sm text-primary-blue hover:underline flex items-center justify-center gap-1"
                >
                  <ArrowLeft className="w-4 h-4" />
                  Back to Login
                </Link>
              </div>
            </form>
          ) : (
            <motion.div
              initial={{ opacity: 0, y: 10 }}
              animate={{ opacity: 1, y: 0 }}
              className="relative space-y-4"
            >
              <div className="flex items-start gap-3 p-4 rounded-lg bg-performance-green/10 border border-performance-green/30">
                <CheckCircle2 className="w-6 h-6 text-performance-green flex-shrink-0 mt-0.5" />
                <div>
                  <p className="text-sm text-performance-green font-medium">{viewData.successMessage}</p>
                  <p className="text-xs text-gray-400 mt-1">
                    Your password has been successfully reset
                  </p>
                </div>
              </div>

              <Button
                type="button"
                variant="secondary"
                onClick={() => window.location.href = '/auth/login'}
                className="w-full"
              >
                Return to Login
              </Button>
            </motion.div>
          )}
        </Card>

        {/* Trust Indicators */}
        <div className="mt-6 flex items-center justify-center gap-6 text-sm text-gray-500">
          <div className="flex items-center gap-2">
            <Shield className="w-4 h-4" />
            <span>Secure password reset</span>
          </div>
          <div className="flex items-center gap-2">
            <CheckCircle2 className="w-4 h-4" />
            <span>Encrypted transmission</span>
          </div>
        </div>

        {/* Footer */}
        <p className="mt-6 text-center text-xs text-gray-500">
          Need help?{' '}
          <Link href="/support" className="text-gray-400 hover:underline">
            Contact support
          </Link>
        </p>
      </div>
    </main>
  );
}
