import PropTypes from 'prop-types';
import React from 'react';
import classNames from 'classnames';
import { kinds, sizes } from 'Helpers/Props';
import styles from './ProgressBar.css';

function ProgressBar(props) {
  const {
    className,
    containerClassName,
    title,
    progress,
    precision,
    showText,
    text,
    kind,
    size,
    width
  } = props;

  const progressPercent = `${progress.toFixed(precision)}%`;
  const progressText = text || progressPercent;
  const actualWidth = width ? `${width}px` : '100%';

  return (
    <div
      className={classNames(
        containerClassName,
        styles[size]
      )}
      title={title}
      style={{ width: actualWidth }}
    >
      {
        showText && !!width &&
          <div
            className={styles.backTextContainer}
            style={{ width: actualWidth }}
          >
            <div className={styles.backText}>
              <div>
                {progressText}
              </div>
            </div>
          </div>
      }

      <div
        className={classNames(
          className,
          styles[kind]
        )}
        aria-valuenow={progress}
        aria-valuemin="0"
        aria-valuemax="100"
        style={{ width: progressPercent }}
      />
      {
        showText &&
          <div
            className={styles.frontTextContainer}
            style={{ width: progressPercent }}
          >
            <div
              className={styles.frontText}
              style={{ width: actualWidth }}
            >
              <div>
                {progressText}
              </div>
            </div>
          </div>
      }
    </div>
  );
}

ProgressBar.propTypes = {
  className: PropTypes.string,
  containerClassName: PropTypes.string,
  title: PropTypes.string,
  progress: PropTypes.number.isRequired,
  precision: PropTypes.number.isRequired,
  showText: PropTypes.bool.isRequired,
  text: PropTypes.string,
  kind: PropTypes.oneOf(kinds.all).isRequired,
  size: PropTypes.oneOf(sizes.all).isRequired,
  width: PropTypes.number
};

ProgressBar.defaultProps = {
  className: styles.progressBar,
  containerClassName: styles.container,
  precision: 1,
  showText: false,
  kind: kinds.PRIMARY,
  size: sizes.MEDIUM
};

export default ProgressBar;