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React, { Component } from \"react\"\nimport VList from '@/common/v-list-base'\nimport './my-courses.scss'\nimport { isToday, format } from \"date-fns\"\nimport { connect } from \"react-redux\"\nimport { fetchCoursesListIfNeeded, switchTab } from \"./actions\"\nimport InfiniteScroll from 'react-infinite-scroller'\nimport { debounce } from 'lodash'\nimport { Link } from 'react-router-dom'\nimport { Loading } from \"@/common\";\n\n\nfunction getStudyTime(seconds) {\n return {\n hour: Math.floor(seconds / (60 * 60)),\n min: Math.floor(seconds / 60) % 60,\n sec: seconds % 60\n }\n}\n\nconst AddCourse = React.memo(({addCourseClick}) => (\n <div className='add-course'>\n <button className='add' onClick={addCourseClick}>添加课程+</button>\n </div>\n))\n\nfunction Record({record: {seconds, lesson_name}}) {\n let re = /第[\\s\\S]+?课/,\n result = ''\n\n if (lesson_name) {\n let matchResult = re.exec(lesson_name)\n result += (matchResult && matchResult[0]) ? matchResult[0] : ''\n }\n\n if (seconds) {\n let studyTime = getStudyTime(seconds)\n let hour = studyTime.hour ? String(studyTime.hour).padStart(2, '0') + ':' : '',\n min = studyTime.min ? String(studyTime.min).padStart(2, '0') + ':' : '',\n sec = studyTime.sec ? String(studyTime.sec).padStart(2, '0') : ''\n\n result += hour + min + sec\n }\n\n return (\n <span className={'record'}>\n {\n result.length ? `学习到${result}` : null\n }\n </span>\n )\n}\n\n\nconst Bottom = React.memo(({item}) => {\n if (item.ago || item.seconds) {\n let date = new Date(item.ago * 1000)\n let time = isToday(date) ? format(date, 'HH时mm分') : format(date, 'MM月DD日')\n return (\n <div className=\"des\">\n <span className='time'>{time}</span>\n <Record record={item}/>\n </div>\n )\n }\n return (\n <button className='start-learn'>开始学习</button>\n )\n})\n\nclass MyCourses extends Component {\n\n list\n\n state = {\n isLoading: true\n }\n\n handleClick = (id, item) => {\n const {history} = this.props\n const {mode, course_id} = item\n if (mode && mode == 6) {\n history.push(`/python?id=${course_id}`)\n return\n }\n history.push(`/play/video?id=${id}`)\n }\n addCourseClick = () => {\n this.props.history.push('/classify')\n }\n\n componentDidMount() {\n this.props.switchTab(false)\n this.props.fetchCoursesListIfNeeded()\n }\n\n componentWillUnmount() {\n this.props.switchTab(true);\n }\n\n loadFunc = debounce(() => {\n if (this.props.courseList.length % 10 === 0) {\n this.props.fetchCoursesListIfNeeded()\n }\n }, 200)\n\n render() {\n let {courseList, user} = this.props\n\n return <Loading isLoading={this.props.isLoading}>\n {\n courseList && courseList.length !== 0\n ?\n <>\n <div className=\"my-course-uid\">\n {`加群请备注您的学号：${!user.hasError && this.props.user.data.uid}`}\n </div>\n <InfiniteScroll\n pageStart={0}\n hasMore={true}\n loadMore={this.loadFunc}\n useWindow={false}\n >\n <ul ref={el => this.list = el}>\n {\n courseList.map((item, index) => {\n\n const Info = (\n <div className=\"info\">\n <div className='title'>{item.course_title}</div>\n {\n !item.is_restricted && item.is_aist &&\n <div className='contact'>助教微信：{item.assist_weixin}</div>\n }\n {\n !item.is_restricted && !item.is_aist && item.contact_type == 1 && item.course_qq &&\n <div className='contact'>QQ群：{item.course_qq}</div>\n }\n {\n !item.is_restricted && !item.is_aist && item.contact_type == 2 && item.course_qq &&\n <div className='contact'>班主任微信：{item.course_qq}</div>\n }\n\n {\n item.is_aist && item.aist_schedule &&\n <div className=\"process-status\">\n <div className=\"process-wrapper\">\n <div className=\"process-bar\"\n style={{width: `${parseFloat(item.aist_schedule)}%`}}/>\n </div>\n <div className=\"process-text\">{item.aist_schedule}</div>\n </div>\n }\n <Bottom item={item}/>\n </div>\n )\n\n const status = (\n item.is_aist\n ? <span className='status'>返现</span>\n : item.course_expire\n ? <span className='course-expire'>{item.course_expire}</span>\n : null\n )\n return (\n <VList img={item.image_name}\n handleClick={this.handleClick}\n {...item}\n key={index}\n info={Info}\n status={status}\n item={item}\n id={item['v_course_id']}\n />\n )\n })\n }\n </ul>\n </InfiniteScroll>\n {\n courseList.length % 10 !== 0 ?\n <AddCourse addCourseClick={this.addCourseClick}/>\n : null\n }\n </>\n :\n <div className=\"empty\">\n <p><i className='iconfont iconfish'/></p>\n <p className='empty-prompt'>您还没有课程哦，赶快去选课吧~</p>\n <p>\n <Link className='select-course' to='/classify'>去选课</Link>\n </p>\n </div>\n }\n </Loading>\n\n }\n}\n\nexport default connect(\n state => ({\n courseList: state.myCourses.courseList,\n user: state.user,\n isLoading: state.myCourses.isLoading\n }),\n {\n fetchCoursesListIfNeeded,\n switchTab\n })(MyCourses)\n","import React, { PureComponent } from 'react'\nimport { Tag } from '../../../common'\nimport Course from '@/common/course-base'\nimport { http } from '@/utils'\nimport { Toast } from \"antd-mobile\";\nimport classnames from 'classnames'\nimport { isEmpty } from 'lodash'\nimport InfiniteScroll from \"react-infinite-scroller\";\nimport {HashLoader} from 'react-spinners'\n\n\nimport './free-courses.scss'\n\nconst Bottom = (props) => (\n <div className='bottom'>\n <Tag className={props.className}>{props.text}</Tag>\n <span>{props.audience}人观看</span>\n </div>\n)\n\nclass FreeCourse extends PureComponent {\n\n page = 1\n num = 10\n state = {\n courses: [],\n live: [],\n page: 1,\n hasMore: false\n }\n\n componentDidMount() {\n this.getFreeCourses()\n .then(res => {\n let data = res.data\n if (data.code == 200) {\n this.setState({\n courses: data.data,\n hasMore: true\n })\n } else {\n Toast.info(data.msg)\n }\n })\n this.getFreeLive()\n .then(res => {\n let data = res.data\n if (data.code == 200) {\n this.setState({\n live: isEmpty(data.data) ? [] : data.data\n })\n } else {\n Toast.info(data.msg, 2, null, false)\n }\n })\n }\n\n handleClick = id => {\n this.props.history.push(`/play/video?id=${id}`)\n }\n\n getFreeCourses = () => {\n return http.get(`${API.home}/m/free_course/${this.page++}/${this.num}`)\n }\n\n getFreeLive = () => {\n return http.get(`${API.home}/m/live/free_list`)\n }\n\n toLive = live => {\n const {room_id, live_status} = live\n if (live_status) {\n window.location.assign(`http://www.julyedu.com/live/m_room/${room_id}`)\n } else {\n Toast.info('直播即将开始，敬请期待', 2, null, false)\n }\n }\n\n loadFunc = () => {\n if (this.state.hasMore) {\n this.setState({\n hasMore: this.state.courses.length % 10 === 0\n }, () => {\n this.getFreeCourses()\n .then(res => {\n let data = res.data\n if (data.code == 200) {\n Array.isArray(data.data) && this.setState({\n courses: this.state.courses.concat(data.data),\n hasMore: data.data.length % 10 === 0\n })\n } else {\n Toast.info(data.msg)\n }\n })\n })\n }\n }\n\n render() {\n return (\n <InfiniteScroll\n pageStart={0}\n loadMore={this.loadFunc}\n useWindow={false}\n className={'free-courses'}\n element={'ul'}\n hasMore={this.state.hasMore}\n threshold={250}\n >\n {\n this.state.live.map((item, index) => {\n const Bottom = (\n <div className=\"bottom\">\n <div className=\"animation-box\">\n {new Array(4).fill('a').map((item, index) => {\n return <i key={index} className={classnames('column', `column-${index + 1}`)}/>\n })}\n </div>\n <div className=\"time\">{`${item['live_start_time']}`}</div>\n </div>\n )\n\n const LiveStatus = (\n item['live_status'] == 0 ? <Tag className={'tag-soon top'}>即将开始</Tag> :\n <Tag className={'tag-playing top'}>正在直播</Tag>\n )\n return (\n <Course\n img={item['live_cover']}\n title={item['live_title']}\n top={LiveStatus}\n bottom={Bottom}\n key={item['live_id']}\n className={'live'}\n handleClick={this.toLive.bind(this, item)}\n id={index}\n />\n )\n })\n }\n {\n this.state.courses.map((item, index) => (\n <Course\n img={item.logo}\n title={item['video_course_name']}\n handleClick={this.handleClick}\n bottom={\n <Bottom audience={item['play_times']} className={'tag-category'} text={item.category}/>\n }\n id={item['v_course_id']}\n key={index}\n className={'course-item'}\n />\n ))\n }\n </InfiniteScroll>\n )\n }\n}\n\n\nexport default FreeCourse","import React, { Component } from 'react'\nimport './study.scss'\n\nimport { NavLink, Route, Switch, Redirect } from \"react-router-dom\"\nimport MyCourses from \"./myCourses\"\nimport FreeCourses from './freeCourses'\nimport WithTab from '@/HOCs/WithTab'\nimport WithFullSize from '@/HOCs/WithFullSize'\nimport { compose } from 'redux'\n\n\nclass Study extends Component {\n\n state = {\n position: {}\n }\n\n render() {\n const {match} = this.props;\n return (\n <section id='study'>\n <div className='tab'>\n <div>\n <NavLink to={`${match.url}/my-course`}\n replace\n activeClassName='active'\n >我的课程</NavLink>\n </div>\n <div>\n <NavLink to={`${match.url}/free-course`}\n replace\n activeClassName='active'\n >免费课程</NavLink>\n </div>\n </div>\n <div className=\"study-container\">\n <Switch>\n <Redirect exact from='/study' to='study/my-course'/>\n <Route path={`${this.props.match.path}/my-course`} component={MyCourses}/>\n <Route path={`${this.props.match.path}/free-course`} component={FreeCourses}/>\n </Switch>\n </div>\n </section>\n )\n }\n\n}\n\nexport default compose(\n WithFullSize,\n WithTab\n)(Study)","import React from 'react';\nimport './index.scss'\n\nconst VList = (props) => {\n return (\n <li className='v-list-base-item' onClick={props.handleClick.bind(this, props.id, props.item)}>\n <div className=\"content\">\n <div className=\"cover\">\n {props.status}\n <img src={props.img} alt=\"\"/>\n </div>\n {props.info}\n </div>\n {props.tab}\n </li>\n );\n};\n\nexport default VList;\n","module.exports = require('./dist/InfiniteScroll');","'use strict';\n\nObject.defineProperty(exports, \"__esModule\", {\n value: true\n});\n\nvar _createClass = function () {\n function defineProperties(target, props) {\n for (var i = 0; i < props.length; i++) {\n var descriptor = props[i];\n descriptor.enumerable = descriptor.enumerable || false;\n descriptor.configurable = true;\n if (\"value\" in descriptor) descriptor.writable = true;\n Object.defineProperty(target, descriptor.key, descriptor);\n }\n }\n\n return function (Constructor, protoProps, staticProps) {\n if (protoProps) defineProperties(Constructor.prototype, protoProps);\n if (staticProps) defineProperties(Constructor, staticProps);\n return Constructor;\n };\n}();\n\nvar _react = require('react');\n\nvar _react2 = _interopRequireDefault(_react);\n\nvar _propTypes = require('prop-types');\n\nvar _propTypes2 = _interopRequireDefault(_propTypes);\n\nfunction _interopRequireDefault(obj) {\n return obj && obj.__esModule ? obj : {\n default: obj\n };\n}\n\nfunction _objectWithoutProperties(obj, keys) {\n var target = {};\n\n for (var i in obj) {\n if (keys.indexOf(i) >= 0) continue;\n if (!Object.prototype.hasOwnProperty.call(obj, i)) continue;\n target[i] = obj[i];\n }\n\n return target;\n}\n\nfunction _classCallCheck(instance, Constructor) {\n if (!(instance instanceof Constructor)) {\n throw new TypeError(\"Cannot call a class as a function\");\n }\n}\n\nfunction _possibleConstructorReturn(self, call) {\n if (!self) {\n throw new ReferenceError(\"this hasn't been initialised - super() hasn't been called\");\n }\n\n return call && (typeof call === \"object\" || typeof call === \"function\") ? call : self;\n}\n\nfunction _inherits(subClass, superClass) {\n if (typeof superClass !== \"function\" && superClass !== null) {\n throw new TypeError(\"Super expression must either be null or a function, not \" + typeof superClass);\n }\n\n subClass.prototype = Object.create(superClass && superClass.prototype, {\n constructor: {\n value: subClass,\n enumerable: false,\n writable: true,\n configurable: true\n }\n });\n if (superClass) Object.setPrototypeOf ? Object.setPrototypeOf(subClass, superClass) : subClass.__proto__ = superClass;\n}\n\nvar InfiniteScroll = function (_Component) {\n _inherits(InfiniteScroll, _Component);\n\n function InfiniteScroll(props) {\n _classCallCheck(this, InfiniteScroll);\n\n var _this = _possibleConstructorReturn(this, (InfiniteScroll.__proto__ || Object.getPrototypeOf(InfiniteScroll)).call(this, props));\n\n _this.scrollListener = _this.scrollListener.bind(_this);\n _this.eventListenerOptions = _this.eventListenerOptions.bind(_this);\n _this.mousewheelListener = _this.mousewheelListener.bind(_this);\n return _this;\n }\n\n _createClass(InfiniteScroll, [{\n key: 'componentDidMount',\n value: function componentDidMount() {\n this.pageLoaded = this.props.pageStart;\n this.options = this.eventListenerOptions();\n this.attachScrollListener();\n }\n }, {\n key: 'componentDidUpdate',\n value: function componentDidUpdate() {\n if (this.props.isReverse && this.loadMore) {\n var parentElement = this.getParentElement(this.scrollComponent);\n parentElement.scrollTop = parentElement.scrollHeight - this.beforeScrollHeight + this.beforeScrollTop;\n this.loadMore = false;\n }\n\n this.attachScrollListener();\n }\n }, {\n key: 'componentWillUnmount',\n value: function componentWillUnmount() {\n this.detachScrollListener();\n this.detachMousewheelListener();\n }\n }, {\n key: 'isPassiveSupported',\n value: function isPassiveSupported() {\n var passive = false;\n var testOptions = {\n get passive() {\n passive = true;\n }\n\n };\n\n try {\n document.addEventListener('test', null, testOptions);\n document.removeEventListener('test', null, testOptions);\n } catch (e) {// ignore\n }\n\n return passive;\n }\n }, {\n key: 'eventListenerOptions',\n value: function eventListenerOptions() {\n var options = this.props.useCapture;\n\n if (this.isPassiveSupported()) {\n options = {\n useCapture: this.props.useCapture,\n passive: true\n };\n }\n\n return options;\n } // Set a defaut loader for all your `InfiniteScroll` components\n\n }, {\n key: 'setDefaultLoader',\n value: function setDefaultLoader(loader) {\n this.defaultLoader = loader;\n }\n }, {\n key: 'detachMousewheelListener',\n value: function detachMousewheelListener() {\n var scrollEl = window;\n\n if (this.props.useWindow === false) {\n scrollEl = this.scrollComponent.parentNode;\n }\n\n scrollEl.removeEventListener('mousewheel', this.mousewheelListener, this.options ? this.options : this.props.useCapture);\n }\n }, {\n key: 'detachScrollListener',\n value: function detachScrollListener() {\n var scrollEl = window;\n\n if (this.props.useWindow === false) {\n scrollEl = this.getParentElement(this.scrollComponent);\n }\n\n scrollEl.removeEventListener('scroll', this.scrollListener, this.options ? this.options : this.props.useCapture);\n scrollEl.removeEventListener('resize', this.scrollListener, this.options ? this.options : this.props.useCapture);\n }\n }, {\n key: 'getParentElement',\n value: function getParentElement(el) {\n var scrollParent = this.props.getScrollParent && this.props.getScrollParent();\n\n if (scrollParent != null) {\n return scrollParent;\n }\n\n return el && el.parentNode;\n }\n }, {\n key: 'filterProps',\n value: function filterProps(props) {\n return props;\n }\n }, {\n key: 'attachScrollListener',\n value: function attachScrollListener() {\n var parentElement = this.getParentElement(this.scrollComponent);\n\n if (!this.props.hasMore || !parentElement) {\n return;\n }\n\n var scrollEl = window;\n\n if (this.props.useWindow === false) {\n scrollEl = parentElement;\n }\n\n scrollEl.addEventListener('mousewheel', this.mousewheelListener, this.options ? this.options : this.props.useCapture);\n scrollEl.addEventListener('scroll', this.scrollListener, this.options ? this.options : this.props.useCapture);\n scrollEl.addEventListener('resize', this.scrollListener, this.options ? this.options : this.props.useCapture);\n\n if (this.props.initialLoad) {\n this.scrollListener();\n }\n }\n }, {\n key: 'mousewheelListener',\n value: function mousewheelListener(e) {\n // Prevents Chrome hangups\n // See: https://stackoverflow.com/questions/47524205/random-high-content-download-time-in-chrome/47684257#47684257\n if (e.deltaY === 1 && !this.isPassiveSupported()) {\n e.preventDefault();\n }\n }\n }, {\n key: 'scrollListener',\n value: function scrollListener() {\n var el = this.scrollComponent;\n var scrollEl = window;\n var parentNode = this.getParentElement(el);\n var offset = void 0;\n\n if (this.props.useWindow) {\n var doc = document.documentElement || document.body.parentNode || document.body;\n var scrollTop = scrollEl.pageYOffset !== undefined ? scrollEl.pageYOffset : doc.scrollTop;\n\n if (this.props.isReverse) {\n offset = scrollTop;\n } else {\n offset = this.calculateOffset(el, scrollTop);\n }\n } else if (this.props.isReverse) {\n offset = parentNode.scrollTop;\n } else {\n offset = el.scrollHeight - parentNode.scrollTop - parentNode.clientHeight;\n } // Here we make sure the element is visible as well as checking the offset\n\n\n if (offset < Number(this.props.threshold) && el && el.offsetParent !== null) {\n this.detachScrollListener();\n this.beforeScrollHeight = parentNode.scrollHeight;\n this.beforeScrollTop = parentNode.scrollTop; // Call loadMore after detachScrollListener to allow for non-async loadMore functions\n\n if (typeof this.props.loadMore === 'function') {\n this.props.loadMore(this.pageLoaded += 1);\n this.loadMore = true;\n }\n }\n }\n }, {\n key: 'calculateOffset',\n value: function calculateOffset(el, scrollTop) {\n if (!el) {\n return 0;\n }\n\n return this.calculateTopPosition(el) + (el.offsetHeight - scrollTop - window.innerHeight);\n }\n }, {\n key: 'calculateTopPosition',\n value: function calculateTopPosition(el) {\n if (!el) {\n return 0;\n }\n\n return el.offsetTop + this.calculateTopPosition(el.offsetParent);\n }\n }, {\n key: 'render',\n value: function render() {\n var _this2 = this;\n\n var renderProps = this.filterProps(this.props);\n\n var children = renderProps.children,\n element = renderProps.element,\n hasMore = renderProps.hasMore,\n initialLoad = renderProps.initialLoad,\n isReverse = renderProps.isReverse,\n loader = renderProps.loader,\n loadMore = renderProps.loadMore,\n pageStart = renderProps.pageStart,\n ref = renderProps.ref,\n threshold = renderProps.threshold,\n useCapture = renderProps.useCapture,\n useWindow = renderProps.useWindow,\n getScrollParent = renderProps.getScrollParent,\n props = _objectWithoutProperties(renderProps, ['children', 'element', 'hasMore', 'initialLoad', 'isReverse', 'loader', 'loadMore', 'pageStart', 'ref', 'threshold', 'useCapture', 'useWindow', 'getScrollParent']);\n\n props.ref = function (node) {\n _this2.scrollComponent = node;\n\n if (ref) {\n ref(node);\n }\n };\n\n var childrenArray = [children];\n\n if (hasMore) {\n if (loader) {\n isReverse ? childrenArray.unshift(loader) : childrenArray.push(loader);\n } else if (this.defaultLoader) {\n isReverse ? childrenArray.unshift(this.defaultLoader) : childrenArray.push(this.defaultLoader);\n }\n }\n\n return _react2.default.createElement(element, props, childrenArray);\n }\n }]);\n\n return InfiniteScroll;\n}(_react.Component);\n\nInfiniteScroll.propTypes = {\n children: _propTypes2.default.node.isRequired,\n element: _propTypes2.default.node,\n hasMore: _propTypes2.default.bool,\n initialLoad: _propTypes2.default.bool,\n isReverse: _propTypes2.default.bool,\n loader: _propTypes2.default.node,\n loadMore: _propTypes2.default.func.isRequired,\n pageStart: _propTypes2.default.number,\n ref: _propTypes2.default.func,\n getScrollParent: _propTypes2.default.func,\n threshold: _propTypes2.default.number,\n useCapture: _propTypes2.default.bool,\n useWindow: _propTypes2.default.bool\n};\nInfiniteScroll.defaultProps = {\n element: 'div',\n hasMore: false,\n initialLoad: true,\n pageStart: 0,\n ref: null,\n threshold: 250,\n useWindow: true,\n isReverse: false,\n useCapture: false,\n loader: null,\n getScrollParent: null\n};\nexports.default = InfiniteScroll;\nmodule.exports = exports['default'];"],"sourceRoot":""}
