Application Android et IOS pour l'amicale des élèves
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PlanexScreen.tsx 15KB

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  1. /*
  2. * Copyright (c) 2019 - 2020 Arnaud Vergnet.
  3. *
  4. * This file is part of Campus INSAT.
  5. *
  6. * Campus INSAT is free software: you can redistribute it and/or modify
  7. * it under the terms of the GNU General Public License as published by
  8. * the Free Software Foundation, either version 3 of the License, or
  9. * (at your option) any later version.
  10. *
  11. * Campus INSAT is distributed in the hope that it will be useful,
  12. * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13. * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  14. * GNU General Public License for more details.
  15. *
  16. * You should have received a copy of the GNU General Public License
  17. * along with Campus INSAT. If not, see <https://www.gnu.org/licenses/>.
  18. */
  19. // @flow
  20. import * as React from 'react';
  21. import {Title, withTheme} from 'react-native-paper';
  22. import i18n from 'i18n-js';
  23. import {NativeScrollEvent, NativeSyntheticEvent, View} from 'react-native';
  24. import {CommonActions} from '@react-navigation/native';
  25. import {StackNavigationProp} from '@react-navigation/stack';
  26. import Autolink from 'react-native-autolink';
  27. import ThemeManager from '../../managers/ThemeManager';
  28. import WebViewScreen from '../../components/Screens/WebViewScreen';
  29. import AsyncStorageManager from '../../managers/AsyncStorageManager';
  30. import AlertDialog from '../../components/Dialogs/AlertDialog';
  31. import {dateToString, getTimeOnlyString} from '../../utils/Planning';
  32. import DateManager from '../../managers/DateManager';
  33. import AnimatedBottomBar from '../../components/Animations/AnimatedBottomBar';
  34. import ErrorView from '../../components/Screens/ErrorView';
  35. import type {PlanexGroupType} from './GroupSelectionScreen';
  36. import {MASCOT_STYLE} from '../../components/Mascot/Mascot';
  37. import MascotPopup from '../../components/Mascot/MascotPopup';
  38. type PropsType = {
  39. navigation: StackNavigationProp<any>;
  40. route: {params: {group: PlanexGroupType}};
  41. theme: ReactNativePaper.Theme;
  42. };
  43. type StateType = {
  44. dialogVisible: boolean;
  45. dialogTitle: string | React.ReactNode;
  46. dialogMessage: string;
  47. currentGroup: PlanexGroupType;
  48. };
  49. const PLANEX_URL = 'http://planex.insa-toulouse.fr/';
  50. // // JS + JQuery functions used to remove alpha from events. Copy paste in browser console for quick testing
  51. // // Remove alpha from given Jquery node
  52. // function removeAlpha(node) {
  53. // let bg = node.css("background-color");
  54. // if (bg.match("^rgba")) {
  55. // let a = bg.slice(5).split(',');
  56. // // Fix for tooltips with broken background
  57. // if (parseInt(a[0]) === parseInt(a[1]) && parseInt(a[1]) === parseInt(a[2]) && parseInt(a[2]) === 0) {
  58. // a[0] = a[1] = a[2] = '255';
  59. // }
  60. // let newBg ='rgb(' + a[0] + ',' + a[1] + ',' + a[2] + ')';
  61. // node.css("background-color", newBg);
  62. // }
  63. // }
  64. // // Observe for planning DOM changes
  65. // let observer = new MutationObserver(function(mutations) {
  66. // for (let i = 0; i < mutations.length; i++) {
  67. // if (mutations[i]['addedNodes'].length > 0 &&
  68. // ($(mutations[i]['addedNodes'][0]).hasClass("fc-event") || $(mutations[i]['addedNodes'][0]).hasClass("tooltiptopicevent")))
  69. // removeAlpha($(mutations[i]['addedNodes'][0]))
  70. // }
  71. // });
  72. // // observer.observe(document.querySelector(".fc-body"), {attributes: false, childList: true, characterData: false, subtree:true});
  73. // observer.observe(document.querySelector("body"), {attributes: false, childList: true, characterData: false, subtree:true});
  74. // // Run remove alpha a first time on whole planning. Useful when code injected after planning fully loaded.
  75. // $(".fc-event-container .fc-event").each(function(index) {
  76. // removeAlpha($(this));
  77. // });
  78. // Watch for changes in the calendar and call the remove alpha function to prevent invisible events
  79. const OBSERVE_MUTATIONS_INJECTED =
  80. 'function removeAlpha(node) {\n' +
  81. ' let bg = node.css("background-color");\n' +
  82. ' if (bg.match("^rgba")) {\n' +
  83. " let a = bg.slice(5).split(',');\n" +
  84. ' // Fix for tooltips with broken background\n' +
  85. ' if (parseInt(a[0]) === parseInt(a[1]) && parseInt(a[1]) === parseInt(a[2]) && parseInt(a[2]) === 0) {\n' +
  86. " a[0] = a[1] = a[2] = '255';\n" +
  87. ' }\n' +
  88. " let newBg ='rgb(' + a[0] + ',' + a[1] + ',' + a[2] + ')';\n" +
  89. ' node.css("background-color", newBg);\n' +
  90. ' }\n' +
  91. '}\n' +
  92. '// Observe for planning DOM changes\n' +
  93. 'let observer = new MutationObserver(function(mutations) {\n' +
  94. ' for (let i = 0; i < mutations.length; i++) {\n' +
  95. " if (mutations[i]['addedNodes'].length > 0 &&\n" +
  96. ' ($(mutations[i][\'addedNodes\'][0]).hasClass("fc-event") || $(mutations[i][\'addedNodes\'][0]).hasClass("tooltiptopicevent")))\n' +
  97. " removeAlpha($(mutations[i]['addedNodes'][0]))\n" +
  98. ' }\n' +
  99. '});\n' +
  100. '// observer.observe(document.querySelector(".fc-body"), {attributes: false, childList: true, characterData: false, subtree:true});\n' +
  101. 'observer.observe(document.querySelector("body"), {attributes: false, childList: true, characterData: false, subtree:true});\n' +
  102. '// Run remove alpha a first time on whole planning. Useful when code injected after planning fully loaded.\n' +
  103. '$(".fc-event-container .fc-event").each(function(index) {\n' +
  104. ' removeAlpha($(this));\n' +
  105. '});';
  106. // Overrides default settings to send a message to the webview when clicking on an event
  107. const FULL_CALENDAR_SETTINGS = `
  108. let calendar = $('#calendar').fullCalendar('getCalendar');
  109. calendar.option({
  110. eventClick: function (data, event, view) {
  111. let message = {
  112. title: data.title,
  113. color: data.color,
  114. start: data.start._d,
  115. end: data.end._d,
  116. };
  117. window.ReactNativeWebView.postMessage(JSON.stringify(message));
  118. }
  119. });`;
  120. const CUSTOM_CSS =
  121. 'body>.container{padding-top:20px; padding-bottom: 50px}header,#entite,#groupe_visibility,#calendar .fc-left,#calendar .fc-right{display:none}#calendar .fc-agendaWeek-view .fc-content-skeleton .fc-title{font-size:.6rem}#calendar .fc-agendaWeek-view .fc-content-skeleton .fc-time{font-size:.5rem}#calendar .fc-month-view .fc-content-skeleton .fc-title{font-size:.6rem}#calendar .fc-month-view .fc-content-skeleton .fc-time{font-size:.7rem}.fc-axis{font-size:.8rem;width:15px!important}.fc-day-header{font-size:.8rem}.fc-unthemed td.fc-today{background:#be1522; opacity:0.4}';
  122. const CUSTOM_CSS_DARK =
  123. 'body{background-color:#121212}.fc-unthemed .fc-content,.fc-unthemed .fc-divider,.fc-unthemed .fc-list-heading td,.fc-unthemed .fc-list-view,.fc-unthemed .fc-popover,.fc-unthemed .fc-row,.fc-unthemed tbody,.fc-unthemed td,.fc-unthemed th,.fc-unthemed thead{border-color:#222}.fc-toolbar .fc-center>*,h2,table{color:#fff}.fc-event-container{color:#121212}.fc-event-container .fc-bg{opacity:0.2;background-color:#000}.fc-unthemed td.fc-today{background:#be1522; opacity:0.4}';
  124. const INJECT_STYLE = `
  125. $('head').append('<style>${CUSTOM_CSS}</style>');
  126. `;
  127. /**
  128. * Class defining the app's Planex screen.
  129. * This screen uses a webview to render the page
  130. */
  131. class PlanexScreen extends React.Component<PropsType, StateType> {
  132. webScreenRef: {current: null | WebViewScreen};
  133. barRef: {current: null | AnimatedBottomBar};
  134. customInjectedJS: string;
  135. /**
  136. * Defines custom injected JavaScript to improve the page display on mobile
  137. */
  138. constructor(props: PropsType) {
  139. super(props);
  140. this.webScreenRef = React.createRef();
  141. this.barRef = React.createRef();
  142. this.customInjectedJS = '';
  143. let currentGroupString = AsyncStorageManager.getString(
  144. AsyncStorageManager.PREFERENCES.planexCurrentGroup.key,
  145. );
  146. let currentGroup: PlanexGroupType;
  147. if (currentGroupString === '') {
  148. currentGroup = {name: 'SELECT GROUP', id: -1};
  149. } else {
  150. currentGroup = JSON.parse(currentGroupString);
  151. props.navigation.setOptions({title: currentGroup.name});
  152. }
  153. this.state = {
  154. dialogVisible: false,
  155. dialogTitle: '',
  156. dialogMessage: '',
  157. currentGroup,
  158. };
  159. this.generateInjectedJS(currentGroup.id);
  160. }
  161. /**
  162. * Register for events and show the banner after 2 seconds
  163. */
  164. componentDidMount() {
  165. const {navigation} = this.props;
  166. navigation.addListener('focus', this.onScreenFocus);
  167. }
  168. /**
  169. * Only update the screen if the dark theme changed
  170. *
  171. * @param nextProps
  172. * @returns {boolean}
  173. */
  174. shouldComponentUpdate(nextProps: PropsType): boolean {
  175. const {props, state} = this;
  176. if (nextProps.theme.dark !== props.theme.dark) {
  177. this.generateInjectedJS(state.currentGroup.id);
  178. }
  179. return true;
  180. }
  181. /**
  182. * Gets the Webview, with an error view on top if no group is selected.
  183. *
  184. * @returns {*}
  185. */
  186. getWebView() {
  187. const {props, state} = this;
  188. const showWebview = state.currentGroup.id !== -1;
  189. return (
  190. <View style={{height: '100%'}}>
  191. {!showWebview ? (
  192. <ErrorView
  193. navigation={props.navigation}
  194. icon="account-clock"
  195. message={i18n.t('screens.planex.noGroupSelected')}
  196. showRetryButton={false}
  197. />
  198. ) : null}
  199. <WebViewScreen
  200. ref={this.webScreenRef}
  201. navigation={props.navigation}
  202. url={PLANEX_URL}
  203. customJS={this.customInjectedJS}
  204. onMessage={this.onMessage}
  205. onScroll={this.onScroll}
  206. showAdvancedControls={false}
  207. />
  208. </View>
  209. );
  210. }
  211. /**
  212. * Callback used when the user clicks on the navigate to settings button.
  213. * This will hide the banner and open the SettingsScreen
  214. */
  215. onGoToSettings = () => {
  216. const {navigation} = this.props;
  217. navigation.navigate('settings');
  218. };
  219. onScreenFocus = () => {
  220. this.handleNavigationParams();
  221. };
  222. /**
  223. * Sends a FullCalendar action to the web page inside the webview.
  224. *
  225. * @param action The action to perform, as described in the FullCalendar doc https://fullcalendar.io/docs/v3.
  226. * Or "setGroup" with the group id as data to set the selected group
  227. * @param data Data to pass to the action
  228. */
  229. sendMessage = (action: string, data?: string) => {
  230. let command;
  231. if (action === 'setGroup') {
  232. command = `displayAde(${data})`;
  233. } else {
  234. command = `$('#calendar').fullCalendar('${action}', '${data}')`;
  235. }
  236. if (this.webScreenRef.current != null) {
  237. this.webScreenRef.current.injectJavaScript(`${command};true;`);
  238. } // Injected javascript must end with true
  239. };
  240. /**
  241. * Shows a dialog when the user clicks on an event.
  242. *
  243. * @param event
  244. */
  245. onMessage = (event: {nativeEvent: {data: string}}) => {
  246. const data: {
  247. start: string;
  248. end: string;
  249. title: string;
  250. color: string;
  251. } = JSON.parse(event.nativeEvent.data);
  252. const startDate = dateToString(new Date(data.start), true);
  253. const endDate = dateToString(new Date(data.end), true);
  254. const startString = getTimeOnlyString(startDate);
  255. const endString = getTimeOnlyString(endDate);
  256. let msg = `${DateManager.getInstance().getTranslatedDate(startDate)}\n`;
  257. if (startString != null && endString != null) {
  258. msg += `${startString} - ${endString}`;
  259. }
  260. this.showDialog(data.title, msg);
  261. };
  262. /**
  263. * Shows a simple dialog to the user.
  264. *
  265. * @param title The dialog's title
  266. * @param message The message to show
  267. */
  268. showDialog = (title: string, message: string) => {
  269. this.setState({
  270. dialogVisible: true,
  271. // @ts-ignore
  272. dialogTitle: <Autolink text={title} component={Title} />,
  273. dialogMessage: message,
  274. });
  275. };
  276. /**
  277. * Hides the dialog
  278. */
  279. hideDialog = () => {
  280. this.setState({
  281. dialogVisible: false,
  282. });
  283. };
  284. /**
  285. * Binds the onScroll event to the control bar for automatic hiding based on scroll direction and speed
  286. *
  287. * @param event
  288. */
  289. onScroll = (event: NativeSyntheticEvent<NativeScrollEvent>) => {
  290. if (this.barRef.current != null) {
  291. this.barRef.current.onScroll(event);
  292. }
  293. };
  294. /**
  295. * If navigations parameters contain a group, set it as selected
  296. */
  297. handleNavigationParams = () => {
  298. const {props} = this;
  299. if (props.route.params != null) {
  300. if (
  301. props.route.params.group !== undefined &&
  302. props.route.params.group !== null
  303. ) {
  304. // reset params to prevent infinite loop
  305. this.selectNewGroup(props.route.params.group);
  306. props.navigation.dispatch(CommonActions.setParams({group: null}));
  307. }
  308. }
  309. };
  310. /**
  311. * Sends the webpage a message with the new group to select and save it to preferences
  312. *
  313. * @param group The group object selected
  314. */
  315. selectNewGroup(group: PlanexGroupType) {
  316. const {navigation} = this.props;
  317. this.sendMessage('setGroup', group.id.toString());
  318. this.setState({currentGroup: group});
  319. AsyncStorageManager.set(
  320. AsyncStorageManager.PREFERENCES.planexCurrentGroup.key,
  321. group,
  322. );
  323. navigation.setOptions({title: group.name});
  324. this.generateInjectedJS(group.id);
  325. }
  326. /**
  327. * Generates custom JavaScript to be injected into the webpage
  328. *
  329. * @param groupID The current group selected
  330. */
  331. generateInjectedJS(groupID: number) {
  332. this.customInjectedJS = `$(document).ready(function() {${OBSERVE_MUTATIONS_INJECTED}${FULL_CALENDAR_SETTINGS}displayAde(${groupID});${
  333. // Reset Ade
  334. DateManager.isWeekend(new Date()) ? 'calendar.next()' : ''
  335. }${INJECT_STYLE}`;
  336. if (ThemeManager.getNightMode()) {
  337. this.customInjectedJS += `$('head').append('<style>${CUSTOM_CSS_DARK}</style>');`;
  338. }
  339. this.customInjectedJS += 'removeAlpha();});true;'; // Prevents crash on ios
  340. }
  341. render() {
  342. const {props, state} = this;
  343. return (
  344. <View style={{flex: 1}}>
  345. {/* Allow to draw webview bellow banner */}
  346. <View
  347. style={{
  348. position: 'absolute',
  349. height: '100%',
  350. width: '100%',
  351. }}>
  352. {props.theme.dark ? ( // Force component theme update by recreating it on theme change
  353. this.getWebView()
  354. ) : (
  355. <View style={{height: '100%'}}>{this.getWebView()}</View>
  356. )}
  357. </View>
  358. {AsyncStorageManager.getString(
  359. AsyncStorageManager.PREFERENCES.defaultStartScreen.key,
  360. ).toLowerCase() !== 'planex' ? (
  361. <MascotPopup
  362. prefKey={AsyncStorageManager.PREFERENCES.planexShowMascot.key}
  363. title={i18n.t('screens.planex.mascotDialog.title')}
  364. message={i18n.t('screens.planex.mascotDialog.message')}
  365. icon="emoticon-kiss"
  366. buttons={{
  367. action: {
  368. message: i18n.t('screens.planex.mascotDialog.ok'),
  369. icon: 'cog',
  370. onPress: this.onGoToSettings,
  371. },
  372. cancel: {
  373. message: i18n.t('screens.planex.mascotDialog.cancel'),
  374. icon: 'close',
  375. color: props.theme.colors.warning,
  376. },
  377. }}
  378. emotion={MASCOT_STYLE.INTELLO}
  379. />
  380. ) : null}
  381. <AlertDialog
  382. visible={state.dialogVisible}
  383. onDismiss={this.hideDialog}
  384. title={state.dialogTitle}
  385. message={state.dialogMessage}
  386. />
  387. <AnimatedBottomBar
  388. navigation={props.navigation}
  389. ref={this.barRef}
  390. onPress={this.sendMessage}
  391. seekAttention={state.currentGroup.id === -1}
  392. />
  393. </View>
  394. );
  395. }
  396. }
  397. export default withTheme(PlanexScreen);