import { cn } from '@/lib/utils';
import type { PlanWithFeatures } from '@repo/api-contract';
import { Check, X } from 'lucide-react';
import type { UseFormReturn } from 'react-hook-form';

type PlanSelectStepProps = {
  form: UseFormReturn<any>;
  plans: PlanWithFeatures[];
};

const FEATURE_LABELS: Record<string, string> = {
  publicBookingPage: 'Página de booking pública',
  onlinePayments: 'Pagos online',
  advancedReports: 'Reportes avanzados',
  whatsappReminders: 'Recordatorios WhatsApp',
};

export function PlanSelectStep({ form, plans }: PlanSelectStepProps) {
  const selectedCode = form.watch('planCode') as string | undefined;
  const errors = form.formState.errors;

  const featuresList = [
    'publicBookingPage',
    'onlinePayments',
    'advancedReports',
    'whatsappReminders',
  ] as const;

  return (
    <div className="space-y-4">
      <div>
        <h2 className="text-lg font-semibold">Elegí tu plan</h2>
        <p className="text-sm text-muted-foreground">
          Seleccioná el plan que mejor se adapte a tu complejo.
        </p>
      </div>

      <div className="grid gap-4 md:grid-cols-3">
        {plans.map((plan) => {
          const isSelected = selectedCode === plan.code;
          return (
            <button
              key={plan.code}
              type="button"
              onClick={() => form.setValue('planCode', plan.code, { shouldValidate: true })}
              className={cn(
                'relative flex flex-col rounded-xl border-2 p-5 text-left transition-all',
                'hover:border-primary/50 focus-visible:outline-none focus-visible:ring-2 focus-visible:ring-ring focus-visible:ring-offset-2',
                isSelected ? 'border-primary bg-primary/5 shadow-sm' : 'border-border bg-card'
              )}
            >
              {isSelected && (
                <div className="absolute right-3 top-3 flex size-6 items-center justify-center rounded-full bg-primary text-primary-foreground">
                  <Check className="size-4" />
                </div>
              )}

              <div className="mb-3">
                <h3 className="text-xl font-bold">{plan.name}</h3>
                <div className="mt-1">
                  <span className="text-3xl font-bold">
                    {plan.currency === 'ARS'
                      ? `AR$${plan.price.toLocaleString('es-AR')}`
                      : `$${plan.price.toFixed(2)}`}
                  </span>
                  <span className="text-sm text-muted-foreground">/mes</span>
                </div>
              </div>

              <div className="mb-4 space-y-1.5 border-t pt-3 text-xs text-muted-foreground">
                <p className="font-medium text-foreground">Incluye:</p>
                <p>Hasta {plan.limits.maxCourts} canchas</p>
                <p>Hasta {plan.limits.maxBookingsPerDay} reservas/día</p>
                {plan.limits.maxActiveUsers && <p>Hasta {plan.limits.maxActiveUsers} usuarios</p>}
              </div>

              <div className="space-y-1.5 border-t pt-3">
                {featuresList.map((feature) => {
                  const enabled = plan.features[feature as keyof typeof plan.features];
                  return (
                    <div key={feature} className="flex items-center gap-2 text-xs">
                      {enabled ? (
                        <Check className="size-3.5 shrink-0 text-green-600" />
                      ) : (
                        <X className="size-3.5 shrink-0 text-muted-foreground" />
                      )}
                      <span className={enabled ? 'text-foreground' : 'text-muted-foreground'}>
                        {FEATURE_LABELS[feature]}
                      </span>
                    </div>
                  );
                })}
              </div>
            </button>
          );
        })}
      </div>

      {errors.planCode && (
        <p className="text-sm text-destructive">{String(errors.planCode.message ?? '')}</p>
      )}
    </div>
  );
}
