metadata-based-explorer1/es/elements/common/progress-bar/ProgressBar.js

Box UI Elements

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function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }

function _defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } }

function _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); return Constructor; }

function _possibleConstructorReturn(self, call) { if (call && (_typeof(call) === "object" || typeof call === "function")) { return call; } return _assertThisInitialized(self); }

function _getPrototypeOf(o) { _getPrototypeOf = Object.setPrototypeOf ? Object.getPrototypeOf : function _getPrototypeOf(o) { return o.__proto__ || Object.getPrototypeOf(o); }; return _getPrototypeOf(o); }

function _assertThisInitialized(self) { if (self === void 0) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return self; }

function _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function"); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, writable: true, configurable: true } }); if (superClass) _setPrototypeOf(subClass, superClass); }

function _setPrototypeOf(o, p) { _setPrototypeOf = Object.setPrototypeOf || function _setPrototypeOf(o, p) { o.__proto__ = p; return o; }; return _setPrototypeOf(o, p); }

function _defineProperty(obj, key, value) { if (key in obj) { Object.defineProperty(obj, key, { value: value, enumerable: true, configurable: true, writable: true }); } else { obj[key] = value; } return obj; }

/**
 * 
 * @file Progress Bar component
 * @author Box
 */
import React, { PureComponent } from 'react';
import './ProgressBar.scss';

var ProgressBar =
/*#__PURE__*/
function (_PureComponent) {
  _inherits(ProgressBar, _PureComponent);

  /**
   * [constructor]
   *
   * @return {ProgressBar}
   */
  function ProgressBar(props) {
    var _this;

    _classCallCheck(this, ProgressBar);

    _this = _possibleConstructorReturn(this, _getPrototypeOf(ProgressBar).call(this, props));

    _defineProperty(_assertThisInitialized(_this), "startProgress", function () {
      var percent = _this.state.percent;

      if (percent === 0) {
        _this.interval = setInterval(_this.incrementProgress, 100);
      } else if (percent === 100) {
        // Timeout helps transition of hiding the bar to finish
        _this.timeout = setTimeout(_this.resetProgress, 600);
      }
    });

    _defineProperty(_assertThisInitialized(_this), "incrementProgress", function () {
      var percent = _this.state.percent;

      _this.setState({
        percent: percent + 2 / (percent || 1)
      });
    });

    _defineProperty(_assertThisInitialized(_this), "resetProgress", function () {
      _this.setState(ProgressBar.defaultProps);
    });

    var _percent = props.percent;
    _this.state = {
      percent: _percent
    };
    return _this;
  }
  /**
   * Clears any timeouts and intervals
   *
   * @return {void}
   */


  _createClass(ProgressBar, [{
    key: "clearTimeoutAndInterval",
    value: function clearTimeoutAndInterval() {
      clearInterval(this.interval);
      clearTimeout(this.timeout);
    }
    /**
     * Updates state from new props
     *
     * @return {void}
     */

  }, {
    key: "componentWillReceiveProps",
    value: function componentWillReceiveProps(nextProps) {
      this.clearTimeoutAndInterval();
      var percent = nextProps.percent;
      this.setState({
        percent: percent
      }, this.startProgress);
    }
    /**
     * Clears time out
     *
     * @return {void}
     */

  }, {
    key: "componentWillUnmount",
    value: function componentWillUnmount() {
      this.clearTimeoutAndInterval();
    }
    /**
     * Increaments the progress or resets it
     * depending upon the edge conditions.
     *
     * @return {void}
     */

  }, {
    key: "render",

    /**
     * Renders the progress bar
     *
     * @return {void}
     */
    value: function render() {
      var percent = this.state.percent;
      var containerStyle = {
        opacity: percent > 0 && percent < 100 ? 1 : 0,
        transitionDelay: percent > 0 && percent < 100 ? '0' : '0.4s'
      };
      return React.createElement("div", {
        className: "be-progress-container",
        style: containerStyle
      }, React.createElement("div", {
        className: "be-progress",
        style: {
          width: "".concat(percent, "%")
        }
      }));
    }
  }]);

  return ProgressBar;
}(PureComponent);

_defineProperty(ProgressBar, "defaultProps", {
  percent: 0
});

export default ProgressBar;