import React, { useContext, useCallback } from "react";
import { ProductContext } from "./ProductCard";
import styles from "../styles/styles.module.css";

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

export const ProductButtons = ({ className, style }: Props) => {

    const {increaseBy, counter, maxCount} = useContext(ProductContext);
    const isMaxReached = useCallback(
      () => !!maxCount && maxCount === counter,
      [counter, maxCount],
    )

    return (
        <div className={`${styles.buttonsContainer} ${className}`} style={style}>
            <button className={ styles.buttonMinus } onClick={ () => increaseBy(-1) }> - </button>

            <div className={ styles.countLabel } > { counter } </div>

            <button disabled={ isMaxReached() } className={ `${ styles.buttonAdd } ${ isMaxReached() && styles.disabled}` } onClick={ () => increaseBy(1) }> + </button>
        </div>
    )
}