Codeminer42/cm42-central

import React, { useState, useMemo } from 'react';
import classname from 'classnames';
import PropTypes from 'prop-types';
import Stories from './Stories';
import SprintHeader from './SprintHeader';
import SprintPropTypes from '../shapes/iteration';
import PastIterationPropTypes from '../shapes/pastIteration';

const propTypes = {
  fetchStories: PropTypes.func,
  sprint: PropTypes.oneOfType([SprintPropTypes, PastIterationPropTypes]),
};

const defaultProps = {
  fetchStories: undefined,
  sprint: {
    number: 0,
    startDate: 0,
    points: 0,
    stories: [],
  },
  isDropDisabled: false,
};

const Sprint = ({
  fetchStories,
  sprint,
  sprintIndex,
  columnId,
  isDropDisabled,
}) => {
  const isDone = useMemo(() => sprint.hasOwnProperty('hasStories'), [sprint]);

  const [isClosed, setIsClosed] = useState(isDone);

  const needsFetch = () => {
    const { hasStories, fetched, isFetching } = sprint;

    return hasStories && !(fetched || isFetching);
  };

  const onHeaderClick = () => {
    const { number, startDate, endDate } = sprint;

    if (needsFetch()) fetchStories(number, startDate, endDate);

    toggleSprint();
  };

  const toggleSprint = () => setIsClosed(!isClosed);

  const { number, points, stories, startDate, hasStories, completedPoints } =
    sprint;

  const classes = classname('Sprint__body', {
    'Sprint__body--is-collapsed': isClosed,
  });

  return (
    <div className="Sprint">
      <SprintHeader
        number={number}
        startDate={startDate}
        completedPoints={completedPoints}
        points={points}
        hasStories={hasStories}
        isDone={isDone}
        onClick={onHeaderClick}
        isClosed={isClosed}
      />
      <div className={classes}>
        {stories && (
          <Stories
            stories={stories}
            columnId={columnId}
            sprintIndex={sprintIndex}
            isDropDisabled={isDropDisabled}
          />
        )}
      </div>
    </div>
  );
};

Sprint.propTypes = propTypes;
Sprint.defaultProps = defaultProps;

export default Sprint;