box-ui-elements-mlh
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JavaScript
function _typeof(obj) { "@babel/helpers - typeof"; if (typeof Symbol === "function" && typeof Symbol.iterator === "symbol") { _typeof = function _typeof(obj) { return typeof obj; }; } else { _typeof = function _typeof(obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }; } return _typeof(obj); }
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 _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 _createSuper(Derived) { var hasNativeReflectConstruct = _isNativeReflectConstruct(); return function _createSuperInternal() { var Super = _getPrototypeOf(Derived), result; if (hasNativeReflectConstruct) { var NewTarget = _getPrototypeOf(this).constructor; result = Reflect.construct(Super, arguments, NewTarget); } else { result = Super.apply(this, arguments); } return _possibleConstructorReturn(this, result); }; }
function _possibleConstructorReturn(self, call) { if (call && (_typeof(call) === "object" || typeof call === "function")) { return call; } return _assertThisInitialized(self); }
function _assertThisInitialized(self) { if (self === void 0) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return self; }
function _isNativeReflectConstruct() { if (typeof Reflect === "undefined" || !Reflect.construct) return false; if (Reflect.construct.sham) return false; if (typeof Proxy === "function") return true; try { Boolean.prototype.valueOf.call(Reflect.construct(Boolean, [], function () {})); return true; } catch (e) { return false; } }
function _getPrototypeOf(o) { _getPrototypeOf = Object.setPrototypeOf ? Object.getPrototypeOf : function _getPrototypeOf(o) { return o.__proto__ || Object.getPrototypeOf(o); }; return _getPrototypeOf(o); }
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; }
import PropTypes from 'prop-types';
import React, { Component } from 'react';
import { FormattedMessage } from 'react-intl';
import throttle from 'lodash/throttle';
import Draggable from 'react-draggable';
import DragCloud from './DragCloud';
import DropCloud from './DropCloud';
import messages from './messages';
import './SecurityCloudGame.scss';
var SecurityCloudGame = /*#__PURE__*/function (_Component) {
_inherits(SecurityCloudGame, _Component);
var _super = _createSuper(SecurityCloudGame);
function SecurityCloudGame(props) {
var _this;
_classCallCheck(this, SecurityCloudGame);
_this = _super.call(this, props);
_defineProperty(_assertThisInitialized(_this), "onDragStop", function () {
var onValidDrop = _this.props.onValidDrop;
if (_this.state.isOverlap) {
_this.setState({
isValidDrop: true
});
if (onValidDrop) {
// call onValidDrop if passed in through props
onValidDrop();
}
}
});
_defineProperty(_assertThisInitialized(_this), "onDrag", function (e, _ref) {
var x = _ref.x,
y = _ref.y;
// x and y from the event handler passes the offset from starting point.
// Add to initial value to calculate actual position.
var newPosition = {
x: _this.state.dragCloudPosition.x + x,
y: _this.state.dragCloudPosition.y + y
};
var isOverlap = _this.checkOverlap(newPosition, _this.state.dropCloudPosition);
_this.setState({
isOverlap: isOverlap
});
});
_this.occupiedRegions = [];
_this.state = {
isValidDrop: false,
isOverlap: false
};
_this.onDrag = throttle(_this.onDrag, 100, {
leading: true,
trailing: true
});
_this.setGameBoardHeight = _this.setGameBoardHeight.bind(_assertThisInitialized(_this));
return _this;
}
/**
* If message height was set, calculate cloud positions and save to state.
* @param {object} prevProps - previous props.
* @param {object} prevState - previous state.
* @returns {void}
*/
_createClass(SecurityCloudGame, [{
key: "componentDidUpdate",
value: function componentDidUpdate(prevProps, prevState) {
// This should only happen once when game board height is calculated
if (this.state.gameBoardHeight !== prevState.gameBoardHeight) {
var dropCloudPosition = this.getRandomCloudPosition();
var dragCloudPosition = this.getRandomCloudPosition();
while (this.checkOverlap(dragCloudPosition, dropCloudPosition)) {
dragCloudPosition = this.getRandomCloudPosition();
} // we're relying on rendering of the initial DOM to measure message height and set states accordingly.
// Calling setState in componentDidUpdate in this case is a fine use case.
this.setState({
dropCloudPosition: dropCloudPosition,
dragCloudPosition: dragCloudPosition
}); // eslint-disable-line
}
}
/**
* DragCloud drop event handler. Checks if it's valid drop and handles valid drop if it is.
* @param {MouseEvent} e - The Drop event
* @param {object} {x, y} - Object which contains x and y coordiante of the drop event.
* @returns {void}
*/
}, {
key: "getRandom",
value:
/**
* A wrapper function for Math.random for testing purposes.
* @returns {float} number between 0 and 1.
*/
function getRandom() {
// eslint-disable-line class-methods-use-this
return Math.random();
}
/**
* Gets a random {x,y} position to place a cloud within the game board dimensions.
* @returns {Object} - the {x,y} coordinates for the cloud
*/
}, {
key: "getRandomCloudPosition",
value: function getRandomCloudPosition() {
var _this$props = this.props,
cloudSize = _this$props.cloudSize,
width = _this$props.width;
var height = this.state.gameBoardHeight; // get random x position. calculate using width of board - cloudSize - some extra padding (1% of width);
var x = this.getRandom() * (width - cloudSize - width * 0.01); // get random y position. calculate using height of board - cloudSize - some extra padding (1% of height);
var y = this.getRandom() * (height - cloudSize - height * 0.01);
return {
x: x,
y: y
};
}
/**
* When message element is rendered, calculates board game dimenstions.
* @param {node} messageElement - The message element.
* @returns {void}
*/
}, {
key: "setGameBoardHeight",
value: function setGameBoardHeight(messageElement) {
// Only calculate game board height on mount.
if (messageElement) {
this.setState({
gameBoardHeight: this.props.height - messageElement.getBoundingClientRect().height
});
}
}
/**
* Checks if a given position has already been occupied.
* The actual calculations checks if the midpoint of the dropcloud image is contained within the drag cloud image.
* @param {object} dragCloudPosition - the x,y coordinates of drag cloud
* @param {object} dropCloudPosition - the x,y coordinates of drop cloud
* @returns boolean - true if there is an overlap, false otherwise
*/
}, {
key: "checkOverlap",
value: function checkOverlap(dragCloudPosition, dropCloudPosition) {
var cloudSize = this.props.cloudSize;
var dragLeft = dragCloudPosition.x,
dragTop = dragCloudPosition.y;
var dragRight = dragLeft + cloudSize;
var dragBottom = dragTop + cloudSize;
var dropLeft = dropCloudPosition.x,
dropTop = dropCloudPosition.y;
var dropMidX = dropLeft + cloudSize / 2;
var dropMidY = dropTop + cloudSize / 2;
return !(dragBottom < dropMidY || dragTop > dropMidY || dragLeft > dropMidX || dragRight < dropMidX);
}
/**
* Renders the drop cloud.
* @returns {JSX}
*/
}, {
key: "renderDropCloud",
value: function renderDropCloud() {
var _this$state = this.state,
isValidDrop = _this$state.isValidDrop,
dropCloudPosition = _this$state.dropCloudPosition;
if (dropCloudPosition && !isValidDrop) {
var cloudSize = this.props.cloudSize; // return the drop region with a DragCloud and DropCloud by default
return /*#__PURE__*/React.createElement(DropCloud, {
className: this.state.isOverlap ? 'is-over' : '',
cloudSize: cloudSize,
position: dropCloudPosition
});
}
return null;
}
/**
* Renders the drag cloud.
* @returns {JSX}
*/
}, {
key: "renderDragCloud",
value: function renderDragCloud() {
var _this$state2 = this.state,
isValidDrop = _this$state2.isValidDrop,
dragCloudPosition = _this$state2.dragCloudPosition;
if (dragCloudPosition) {
return /*#__PURE__*/React.createElement(Draggable, {
bounds: "parent",
disabled: isValidDrop,
onDrag: this.onDrag,
onStop: this.onDragStop
}, /*#__PURE__*/React.createElement(DragCloud, {
cloudSize: this.props.cloudSize,
position: this.state.dragCloudPosition
}));
}
return null;
}
/**
* Renders the message shown to the user
* @returns {JSX}
*/
}, {
key: "renderMessage",
value: function renderMessage() {
if (this.state.isValidDrop) {
return /*#__PURE__*/React.createElement(FormattedMessage, messages.success);
}
return /*#__PURE__*/React.createElement(FormattedMessage, messages.instructions);
}
/**
* Renders the cloud game
* @returns {JSX}
*/
}, {
key: "render",
value: function render() {
var _this$props2 = this.props,
height = _this$props2.height,
width = _this$props2.width;
return /*#__PURE__*/React.createElement("div", {
className: "box-ui-security-cloud-game",
style: {
height: "".concat(height, "px"),
width: "".concat(width, "px")
}
}, /*#__PURE__*/React.createElement("div", {
ref: this.setGameBoardHeight,
className: "box-ui-security-cloud-game-message"
}, this.renderMessage()), /*#__PURE__*/React.createElement("div", {
className: "box-ui-security-cloud-game-board"
}, this.renderDropCloud(), this.renderDragCloud()));
}
}]);
return SecurityCloudGame;
}(Component);
_defineProperty(SecurityCloudGame, "propTypes", {
/** Width/Height to set the drag and drop clouds to. Defaults to 64 */
cloudSize: PropTypes.number,
/** Height to set the game to */
height: PropTypes.number.isRequired,
/** Function to call when the `DragCloud` is successfuly dropped onto the `DropCloud` */
onValidDrop: PropTypes.func,
/** Width to set the game to */
width: PropTypes.number.isRequired
});
_defineProperty(SecurityCloudGame, "defaultProps", {
cloudSize: 64
});
export default SecurityCloudGame;
//# sourceMappingURL=SecurityCloudGame.js.map