import { Button } from "@repo/shadcn-ui/components";
import * as React from "react";
import { FallbackProps } from "react-error-boundary";

/**
 * 1) Fallback simple
 */
export function SimpleFallback({ error, resetErrorBoundary }: FallbackProps) {
  return (
    <div role='alert' className='p-4 rounded-md border bg-red-50 text-red-700'>
      <p className='font-medium'>⚠️ Algo salió mal</p>
      <pre className='mt-2 text-sm whitespace-pre-wrap'>{error?.message}</pre>
      <Button
        onClick={resetErrorBoundary}
        className='mt-3 px-3 py-1.5 rounded-md bg-red-600 text-white'
      >
        Reintentar
      </Button>
    </div>
  );
}

/**
 * 2) Fallback de sección (tarjeta compacta)
 */
export function SectionCardFallback({ error, resetErrorBoundary }: FallbackProps) {
  return (
    <div role='alert' className='rounded-2xl border shadow-sm p-5 bg-white'>
      <div className='flex items-start gap-3'>
        <div className='shrink-0 rounded-full p-2 bg-red-100'>❗</div>
        <div className='grow'>
          <h3 className='font-semibold text-gray-900'>No se pudo cargar esta sección</h3>
          <p className='mt-1 text-sm text-gray-600'>{error?.message}</p>
          <div className='mt-3 flex gap-2'>
            <Button
              onClick={resetErrorBoundary}
              className='px-3 py-1.5 rounded-md bg-gray-900 text-white'
            >
              Reintentar
            </Button>
            <Button
              onClick={() => window.location.reload()}
              className='px-3 py-1.5 rounded-md border'
            >
              Refrescar página
            </Button>
          </div>
        </div>
      </div>
    </div>
  );
}

/**
 * 3) Fallback pantalla completa
 */
export function FullPageFallback({ error }: FallbackProps) {
  return (
    <div className='min-h-screen flex flex-col items-center justify-center px-6 bg-gray-50 text-center'>
      <div className='text-5xl'>😵</div>
      <h1 className='mt-4 text-2xl font-bold text-gray-900'>Ocurrió un error inesperado</h1>
      <p className='mt-2 text-gray-600'>{error?.message}</p>
      <div className='mt-6 flex flex-wrap items-center justify-center gap-3'>
        <a href='/' className='px-4 py-2 rounded-md bg-blue-600 text-white'>
          Volver al inicio
        </a>
        <Button onClick={() => window.location.reload()} className='px-4 py-2 rounded-md border'>
          Recargar
        </Button>
      </div>
    </div>
  );
}

/**
 * 4) Fallback para listas
 */
export function ListFallback({ error, resetErrorBoundary }: FallbackProps) {
  return (
    <div role='alert' className='p-4 rounded-md border bg-amber-50'>
      <div className='flex items-start gap-3'>
        <span className='text-xl'>🗂️</span>
        <div>
          <p className='font-medium text-amber-900'>No pudimos cargar la lista.</p>
          <p className='text-sm text-amber-800 mt-1'>{error?.message}</p>
          <div className='mt-3 flex gap-2'>
            <Button
              onClick={resetErrorBoundary}
              className='px-3 py-1.5 rounded-md bg-amber-700 text-white'
            >
              Reintentar
            </Button>
            <Button
              onClick={() => window.location.reload()}
              className='px-3 py-1.5 rounded-md border'
            >
              Recargar
            </Button>
          </div>
        </div>
      </div>
    </div>
  );
}

/**
 * 5) Fallback para formularios
 */
export function FormFallback({ error, resetErrorBoundary }: FallbackProps) {
  return (
    <div role='alert' className='rounded-md border p-4 bg-red-50'>
      <h4 className='font-semibold text-red-800'>No se pudo mostrar el formulario</h4>
      <p className='mt-1 text-sm text-red-700'>{error?.message}</p>
      <div className='mt-3 flex gap-2'>
        <Button
          onClick={resetErrorBoundary}
          className='px-3 py-1.5 rounded-md bg-red-600 text-white'
        >
          Reintentar
        </Button>
        <Button onClick={() => history.back()} className='px-3 py-1.5 rounded-md border'>
          Volver atrás
        </Button>
      </div>
    </div>
  );
}

/**
 * 6) Fallback para problemas de red
 */
export function NetworkFallback({ error, resetErrorBoundary }: FallbackProps) {
  const note = navigator.onLine
    ? "La conexión parece estar activa."
    : "Estás sin conexión. Revisa tu red y reintenta.";

  return (
    <div role='alert' className='rounded-md border p-4 bg-blue-50 text-blue-900'>
      <div className='font-medium'>No pudimos obtener los datos</div>
      <p className='mt-1 text-sm'>{error?.message}</p>
      <p className='mt-1 text-xs opacity-80'>{note}</p>
      <div className='mt-3 flex gap-2'>
        <Button
          onClick={resetErrorBoundary}
          className='px-3 py-1.5 rounded-md bg-blue-700 text-white'
        >
          Reintentar
        </Button>
        <Button onClick={() => window.location.reload()} className='px-3 py-1.5 rounded-md border'>
          Recargar
        </Button>
      </div>
    </div>
  );
}

/**
 * 7) Fallback modo desarrollador (detalle de stack)
 */
export function DevDetailsFallback({ error, resetErrorBoundary }: FallbackProps) {
  const [open, setOpen] = React.useState(false);
  return (
    <div role='alert' className='rounded-md border p-4 bg-gray-50'>
      <div className='flex items-center justify-between'>
        <p className='font-medium text-gray-900'>Algo falló</p>
        <div className='flex gap-2'>
          <Button
            onClick={resetErrorBoundary}
            className='px-3 py-1.5 rounded-md bg-gray-900 text-white'
          >
            Reintentar
          </Button>
          <Button onClick={() => setOpen((v) => !v)} className='px-3 py-1.5 rounded-md border'>
            {open ? "Ocultar detalles" : "Ver detalles"}
          </Button>
        </div>
      </div>
      {open && (
        <pre className='mt-3 text-xs whitespace-pre-wrap bg-white p-3 rounded-md border overflow-auto'>
          {error?.stack || error?.message}
        </pre>
      )}
    </div>
  );
}

/**
 * 8) Fallback con soporte (link a ayuda)
 */
export function SupportFallback({ error, resetErrorBoundary }: FallbackProps) {
  return (
    <div role='alert' className='rounded-md border p-4 bg-white'>
      <h4 className='font-semibold text-gray-900'>No pudimos completar la acción</h4>
      <p className='mt-1 text-gray-700'>{error?.message}</p>
      <div className='mt-3 flex flex-wrap gap-2'>
        <Button
          onClick={resetErrorBoundary}
          className='px-3 py-1.5 rounded-md bg-gray-900 text-white'
        >
          Intentar de nuevo
        </Button>
        <a href='/ayuda' className='px-3 py-1.5 rounded-md border'>
          Ir a Ayuda
        </a>
        <a
          href='mailto:soporte@tuapp.com?subject=Error%20en%20la%20aplicaci%C3%B3n'
          className='px-3 py-1.5 rounded-md border'
        >
          Contactar soporte
        </a>
      </div>
    </div>
  );
}