import React from 'react';
import Button from '@material-ui/core/Button';
import FormControlLabel from '@material-ui/core/FormControlLabel';
import Switch from '@material-ui/core/Switch';

const styles: Record<'button' | 'buttonBlue', React.CSSProperties> = {
  button: {
    background: 'linear-gradient(45deg, #FE6B8B 30%, #FF8E53 90%)',
    borderRadius: 3,
    border: 0,
    color: 'white',
    height: 48,
    padding: '0 30px',
    boxShadow: '0 3px 5px 2px rgba(255, 105, 135, .3)',
  },
  buttonBlue: {
    background: 'linear-gradient(45deg, #2196f3 30%, #21cbf3 90%)',
    boxShadow: '0 3px 5px 2px rgba(33, 203, 243, .30)',
  },
};

export default function DynamicInlineStyle() {
  const [color, setColor] = React.useState('default');

  const handleChange = (event: React.ChangeEvent<HTMLInputElement>) => {
    setColor(event.target.checked ? 'blue' : 'default');
  };

  return (
    <React.Fragment>
      <FormControlLabel
        control={
          <Switch
            checked={color === 'blue'}
            onChange={handleChange}
            color="primary"
            value="dynamic-class-name"
          />
        }
        label="Blue"
      />
      <Button
        style={{
          ...styles.button,
          ...(color === 'blue' ? styles.buttonBlue : {}),
        }}
      >
        {'dynamic inline-style'}
      </Button>
    </React.Fragment>
  );
}