import React from 'react';

interface UnitSystemToggleProps {
  currentSystem: 'metric' | 'imperial';
  onToggle: () => void;
}

export const UnitSystemToggle: React.FC<UnitSystemToggleProps> = ({ currentSystem, onToggle }) => {
  const isImperial = currentSystem === 'imperial';

  return (
    <div className="flex items-center space-x-2">
      <span className={`text-sm font-medium ${isImperial ? 'text-gray-400 dark:text-gray-500' : 'text-gray-700 dark:text-gray-200'}`}>
        Metric
      </span>
      <label htmlFor="unit-system-toggle" className="relative inline-flex items-center cursor-pointer">
        <input
          type="checkbox"
          id="unit-system-toggle"
          className="sr-only peer"
          checked={isImperial}
          onChange={onToggle}
        />
        <div className="w-11 h-6 bg-gray-200 peer-focus:outline-none peer-focus:ring-2 peer-focus:ring-brand-primary/50 dark:peer-focus:ring-brand-secondary rounded-full peer dark:bg-gray-700 peer-checked:after:translate-x-full peer-checked:after:border-white after:content-[''] after:absolute after:top-[2px] after:left-[2px] after:bg-white after:border-gray-300 after:border after:rounded-full after:h-5 after:w-5 after:transition-all dark:border-gray-600 peer-checked:bg-brand-primary"></div>
      </label>
      <span className={`text-sm font-medium ${isImperial ? 'text-gray-700 dark:text-gray-200' : 'text-gray-400 dark:text-gray-500'}`}>
        Imperial
      </span>
    </div>
  );
};