import React, { CSSProperties, useContext, useCallback } from 'react';
import { ProductContext } from './ProductCard';

import styles from '../styles/styles.module.css';

export interface Props {
  className?: string;
  style?: CSSProperties;
}

export const ProductButtons = ({ className, style }: Props) => {
  const { counter, increaseBy, maxCount } = useContext(ProductContext);

  const isMaxReached = useCallback(() => !!maxCount && counter === maxCount, [counter, maxCount]);

  return (
    <div
      className={`${styles.buttonsContainer} ${className}`}
      style={style}
    >
      <button
        type="button"
        className={styles.buttonMinus}
        onClick={() => increaseBy(-1)}
      >
        -
      </button>
      <div className={styles.countLabel}>{ counter }</div>
      <button
        type="button"
        className={`${styles.buttonAdd} ${isMaxReached() ? styles.disabled : ''}`}
        onClick={() => increaseBy(1)}
      >
        +
      </button>
    </div>
  );
};