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calculator.js
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calculator.js
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import React, { useState } from 'react';
import './calculator.css';
import calculate from '../logic/calculate';
const Calculator = () => {
const [state, setState] = useState({
total: 0,
next: null,
operation: null,
});
const handleEvent = (e) => {
setState({ ...state, ...calculate(state, e.target.name) });
};
return (
<div>
<p className="result">
<span>{state.total}</span>
<span>{state.operation}</span>
<span>{state.next}</span>
</p>
<div className="calculator">
<button type="button" className="grayButton" name="AC" onClick={handleEvent}>AC</button>
<button type="button" className="grayButton" name="+/-" onClick={handleEvent}>+/-</button>
<button type="button" className="grayButton" name="%" onClick={handleEvent}>% </button>
<button type="button" className="orangeButton" name="÷" onClick={handleEvent}>÷</button>
<button type="button" className="grayButton" name="7" onClick={handleEvent}>7</button>
<button type="button" className="grayButton" name="8" onClick={handleEvent}>8</button>
<button type="button" className="grayButton" name="9" onClick={handleEvent}>9</button>
<button type="button" className="orangeButton" name="x" onClick={handleEvent}>x</button>
<button type="button" className="grayButton" name="4" onClick={handleEvent}>4</button>
<button type="button" className="grayButton" name="5" onClick={handleEvent}>5</button>
<button type="button" className="grayButton" name="6" onClick={handleEvent}>6</button>
<button type="button" className="orangeButton" name="-" onClick={handleEvent}>-</button>
<button type="button" className="grayButton" name="1" onClick={handleEvent}>1</button>
<button type="button" className="grayButton" name="2" onClick={handleEvent}>2</button>
<button type="button" className="grayButton" name="3" onClick={handleEvent}>3</button>
<button type="button" className="orangeButton" name="+" onClick={handleEvent}>+</button>
<button type="button" className="grayButton-0" name="0" onClick={handleEvent}>0</button>
<button type="button" className="grayButton" name="." onClick={handleEvent}>.</button>
<button type="button" className="orangeButton" name="=" onClick={handleEvent}>=</button>
</div>
</div>
);
};
export default Calculator;