@instructure/quiz-interactions
Version:
A React UI component Library for quiz interaction types.
273 lines (265 loc) • 9.14 kB
JavaScript
import _classCallCheck from "@babel/runtime/helpers/esm/classCallCheck";
import _createClass from "@babel/runtime/helpers/esm/createClass";
import _possibleConstructorReturn from "@babel/runtime/helpers/esm/possibleConstructorReturn";
import _getPrototypeOf from "@babel/runtime/helpers/esm/getPrototypeOf";
import _inherits from "@babel/runtime/helpers/esm/inherits";
import _defineProperty from "@babel/runtime/helpers/esm/defineProperty";
var _dec, _class, _HotSpotExample;
function _callSuper(_this, derived, args) {
function isNativeReflectConstruct() {
if (typeof Reflect === "undefined" || !Reflect.construct) return false;
if (Reflect.construct.sham) return false;
if (typeof Proxy === "function") return true;
try {
return !Boolean.prototype.valueOf.call(Reflect.construct(Boolean, [], function () {}));
} catch (e) {
return false;
}
}
derived = _getPrototypeOf(derived);
return _possibleConstructorReturn(_this, isNativeReflectConstruct() ? Reflect.construct(derived, args || [], _getPrototypeOf(_this).constructor) : derived.apply(_this, args));
}
/** @jsx jsx */
/* eslint-disable react/jsx-no-literals */
import { Component } from 'react';
import PropTypes from 'prop-types';
import { cloneDeep } from 'lodash';
import { Heading } from '@instructure/ui-heading';
import { jsx } from '@instructure/emotion';
import HotSpotEdit from '../Edit';
import HotSpotShow from '../Show';
import HotSpotTake from '../Take';
import HotSpotResult from '../Result';
import generateStyle from '../../common/example/default';
import generateComponentTheme from '../../common/example/defaultTheme';
import { withStyleOverrides } from '@instructure/quiz-common';
/**
---
category: HotSpot
---
HotSpot Example.
```jsx_example
<SettingsSwitcher locales={LOCALES}>
<HotSpotExample />
</SettingsSwitcher>
```
**/
var HotSpotExample = (_dec = withStyleOverrides(generateStyle, generateComponentTheme), _dec(_class = (_HotSpotExample = /*#__PURE__*/function (_Component) {
function HotSpotExample(props) {
var _this2;
_classCallCheck(this, HotSpotExample);
_this2 = _callSuper(this, HotSpotExample, [props]);
_defineProperty(_this2, "handleChangeItemState", function (itemState) {
var newState = {};
if (itemState.interactionData) {
newState.takeInteractionData = _this2.transformTakeInteractionData(itemState.interactionData);
}
var updatedState = Object.assign({}, itemState, newState);
_this2.setState(updatedState);
});
_defineProperty(_this2, "handleResponseUpdate", function (userResponse) {
_this2.setState({
userResponse: {
value: userResponse
}
});
});
_this2.state = {};
if (props.useDefaultData) {
Object.assign(_this2.state, {
itemBody: 'Which of these players is David Ferrer',
interactionData: {
imageUrl: 'https://i.ytimg.com/vi/LgkAebhJ7iE/maxresdefault.jpg'
},
scoringData: {
value: {
type: 'square',
coordinates: [{
x: 0.1,
y: 0.13
}, {
x: 0.07,
y: 0.14
}]
}
},
userResponse: {
value: {
x: 0.3,
y: 0.3
}
}
});
_this2.state.scoredData = _this2.transformScoredData();
_this2.state.takeInteractionData = _this2.transformTakeInteractionData(_this2.state.interactionData);
}
return _this2;
}
_inherits(HotSpotExample, _Component);
return _createClass(HotSpotExample, [{
key: "transformScoredData",
value: function transformScoredData() {
var coordinates = this.state.scoringData.value.coordinates;
// fix coordinates length to do not break result view
if (coordinates.length === 1) {
coordinates.push(coordinates[0]);
} else if (coordinates.length === 0) {
coordinates = [{
x: 0,
y: 0
}, {
x: 0,
y: 0
}];
}
var resultScore = 0;
var userResp = this.state.userResponse.value;
var type = this.state.scoringData.value.type;
if (type === 'square') {
resultScore = this.isInsideSquare(userResp, coordinates) ? 1 : 0;
} else if (type === 'oval') {
resultScore = this.isInsideEllipse(userResp, coordinates) ? 1 : 0;
} else if (type === 'polygon') {
resultScore = this.isInsidePolygon(userResp, coordinates) ? 1 : 0;
}
return {
value: {
type: this.state.scoringData.value.type,
resultScore: resultScore,
userResponse: this.state.userResponse.value,
correctAnswer: coordinates
}
};
}
}, {
key: "isInsideSquare",
value: function isInsideSquare(userResp, coordinates) {
var coord1 = coordinates[0];
var coord2 = coordinates[1];
// (x1 < px < x2) && (y1 < py < y2)
if (coord1.x <= userResp.x && userResp.x <= coord2.x + coord1.x && coord1.y <= userResp.y && userResp.y <= coord2.y + coord1.y) {
return true;
}
}
}, {
key: "isInsideEllipse",
value: function isInsideEllipse(userResp, coordinates) {
var coord1 = coordinates[0];
var coord2 = coordinates[1];
var radiusX = Math.abs((coord2.x - coord1.x) * 0.5);
var radiusY = Math.abs((coord2.y - coord1.y) * 0.5);
var centerX = coord1.x + radiusX;
var centerY = coord1.y + radiusY;
// fix the center
var x = (userResp.x - centerX) * (userResp.x - centerX);
var y = (userResp.y - centerY) * (userResp.y - centerY);
// ((x*x)/(a*a) + (y*y)/(b*b)) <= 1 ellipse equation
var resp = x / (radiusX * radiusX) + y / (radiusY * radiusY);
if (resp <= 1) {
return true;
}
}
}, {
key: "isInsidePolygon",
value: function isInsidePolygon(point, vs) {
var x = point.x;
var y = point.y;
// ray-casting algorithm based on
// http://www.ecse.rpi.edu/Homepages/wrf/Research/Short_Notes/pnpoly.html
var inside = false;
for (var i = 0, j = vs.length - 1; i < vs.length; j = i++) {
var xi = vs[i].x;
var yi = vs[i].y;
var xj = vs[j].x;
var yj = vs[j].y;
var intersect = yi > y !== yj > y && x < (xj - xi) * (y - yi) / (yj - yi) + xi;
if (intersect) {
inside = !inside;
}
}
return inside;
}
}, {
key: "transformTakeInteractionData",
value: function transformTakeInteractionData(interactionData) {
return cloneDeep(interactionData);
}
}, {
key: "renderEdit",
value: function renderEdit() {
return jsx("div", {
title: "edit"
}, jsx(Heading, {
level: "h2"
}, "Edit"), jsx(HotSpotEdit, {
changeItemState: this.handleChangeItemState,
interactionData: this.state.interactionData,
itemBody: this.state.itemBody,
scoringData: this.state.scoringData
}));
}
}, {
key: "renderShow",
value: function renderShow() {
return jsx("div", {
title: "show"
}, jsx(Heading, {
level: "h2"
}, "Show"), jsx(HotSpotShow, {
interactionData: this.state.interactionData,
itemBody: this.state.itemBody,
scoringData: this.state.scoringData
}));
}
}, {
key: "renderTake",
value: function renderTake() {
return jsx("div", {
title: "take"
}, jsx(Heading, {
level: "h2"
}, "Take"), jsx(HotSpotTake, {
interactionData: this.state.takeInteractionData,
itemBody: this.state.itemBody,
userResponse: this.state.userResponse,
handleResponseUpdate: this.handleResponseUpdate
}));
}
}, {
key: "renderResult",
value: function renderResult() {
return jsx("div", {
title: "result"
}, jsx(Heading, {
level: "h2"
}, "Result"), jsx(HotSpotResult, {
interactionData: this.state.takeInteractionData,
itemBody: this.state.itemBody,
scoredData: this.transformScoredData()
}));
}
}, {
key: "render",
value: function render() {
return jsx("div", null, jsx("div", {
css: this.props.styles.row
}, jsx("div", {
css: this.props.styles.panel
}, this.renderEdit()), jsx("div", {
css: this.props.styles.panel
}, this.renderShow())), jsx("div", {
css: this.props.styles.row
}, jsx("div", {
css: this.props.styles.panel
}, this.renderTake()), jsx("div", {
css: this.props.styles.panel
}, this.renderResult())));
}
}]);
}(Component), _defineProperty(_HotSpotExample, "displayName", 'HotSpotExample'), _defineProperty(_HotSpotExample, "componentId", "Quizzes".concat(_HotSpotExample.displayName)), _defineProperty(_HotSpotExample, "propTypes", {
useDefaultData: PropTypes.bool,
styles: PropTypes.object
}), _defineProperty(_HotSpotExample, "defaultProps", {
useDefaultData: true
}), _HotSpotExample)) || _class);
export { HotSpotExample as default };