application-amicale/src/screens/Planex/PlanexScreen.tsx
2021-05-10 21:34:07 +02:00

397 lines
14 KiB
TypeScript

/*
* Copyright (c) 2019 - 2020 Arnaud Vergnet.
*
* This file is part of Campus INSAT.
*
* Campus INSAT is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* Campus INSAT is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with Campus INSAT. If not, see <https://www.gnu.org/licenses/>.
*/
import React, { useCallback, useRef, useState } from 'react';
import { Title, useTheme } from 'react-native-paper';
import i18n from 'i18n-js';
import {
NativeScrollEvent,
NativeSyntheticEvent,
StyleSheet,
View,
} from 'react-native';
import {
CommonActions,
useFocusEffect,
useNavigation,
} from '@react-navigation/native';
import Autolink from 'react-native-autolink';
import ThemeManager from '../../managers/ThemeManager';
import WebViewScreen from '../../components/Screens/WebViewScreen';
import AsyncStorageManager from '../../managers/AsyncStorageManager';
import AlertDialog from '../../components/Dialogs/AlertDialog';
import { dateToString, getTimeOnlyString } from '../../utils/Planning';
import DateManager from '../../managers/DateManager';
import AnimatedBottomBar from '../../components/Animations/AnimatedBottomBar';
import ErrorView from '../../components/Screens/ErrorView';
import type { PlanexGroupType } from './GroupSelectionScreen';
import { MASCOT_STYLE } from '../../components/Mascot/Mascot';
import MascotPopup from '../../components/Mascot/MascotPopup';
import { getPrettierPlanexGroupName } from '../../utils/Utils';
import GENERAL_STYLES from '../../constants/Styles';
import Urls from '../../constants/Urls';
import { useMountEffect } from '../../utils/customHooks';
// // JS + JQuery functions used to remove alpha from events. Copy paste in browser console for quick testing
// // Remove alpha from given Jquery node
// function removeAlpha(node) {
// let bg = node.css("background-color");
// if (bg.match("^rgba")) {
// let a = bg.slice(5).split(',');
// // Fix for tooltips with broken background
// if (parseInt(a[0]) === parseInt(a[1]) && parseInt(a[1]) === parseInt(a[2]) && parseInt(a[2]) === 0) {
// a[0] = a[1] = a[2] = '255';
// }
// let newBg ='rgb(' + a[0] + ',' + a[1] + ',' + a[2] + ')';
// node.css("background-color", newBg);
// }
// }
// // Observe for planning DOM changes
// let observer = new MutationObserver(function(mutations) {
// for (let i = 0; i < mutations.length; i++) {
// if (mutations[i]['addedNodes'].length > 0 &&
// ($(mutations[i]['addedNodes'][0]).hasClass("fc-event") || $(mutations[i]['addedNodes'][0]).hasClass("tooltiptopicevent")))
// removeAlpha($(mutations[i]['addedNodes'][0]))
// }
// });
// // observer.observe(document.querySelector(".fc-body"), {attributes: false, childList: true, characterData: false, subtree:true});
// observer.observe(document.querySelector("body"), {attributes: false, childList: true, characterData: false, subtree:true});
// // Run remove alpha a first time on whole planning. Useful when code injected after planning fully loaded.
// $(".fc-event-container .fc-event").each(function(index) {
// removeAlpha($(this));
// });
// Watch for changes in the calendar and call the remove alpha function to prevent invisible events
const OBSERVE_MUTATIONS_INJECTED =
'function removeAlpha(node) {\n' +
' let bg = node.css("background-color");\n' +
' if (bg.match("^rgba")) {\n' +
" let a = bg.slice(5).split(',');\n" +
' // Fix for tooltips with broken background\n' +
' if (parseInt(a[0]) === parseInt(a[1]) && parseInt(a[1]) === parseInt(a[2]) && parseInt(a[2]) === 0) {\n' +
" a[0] = a[1] = a[2] = '255';\n" +
' }\n' +
" let newBg ='rgb(' + a[0] + ',' + a[1] + ',' + a[2] + ')';\n" +
' node.css("background-color", newBg);\n' +
' }\n' +
'}\n' +
'// Observe for planning DOM changes\n' +
'let observer = new MutationObserver(function(mutations) {\n' +
' for (let i = 0; i < mutations.length; i++) {\n' +
" if (mutations[i]['addedNodes'].length > 0 &&\n" +
' ($(mutations[i][\'addedNodes\'][0]).hasClass("fc-event") || $(mutations[i][\'addedNodes\'][0]).hasClass("tooltiptopicevent")))\n' +
" removeAlpha($(mutations[i]['addedNodes'][0]))\n" +
' }\n' +
'});\n' +
'// observer.observe(document.querySelector(".fc-body"), {attributes: false, childList: true, characterData: false, subtree:true});\n' +
'observer.observe(document.querySelector("body"), {attributes: false, childList: true, characterData: false, subtree:true});\n' +
'// Run remove alpha a first time on whole planning. Useful when code injected after planning fully loaded.\n' +
'$(".fc-event-container .fc-event").each(function(index) {\n' +
' removeAlpha($(this));\n' +
'});';
// Overrides default settings to send a message to the webview when clicking on an event
const FULL_CALENDAR_SETTINGS = `
let calendar = $('#calendar').fullCalendar('getCalendar');
calendar.option({
eventClick: function (data, event, view) {
let message = {
title: data.title,
color: data.color,
start: data.start._d,
end: data.end._d,
};
window.ReactNativeWebView.postMessage(JSON.stringify(message));
}
});`;
// Mobile friendly CSS
const CUSTOM_CSS =
'body>.container{padding-top:20px; padding-bottom: 50px}header,#entite,#groupe_visibility,#calendar .fc-left,#calendar .fc-right{display:none}#calendar .fc-agendaWeek-view .fc-content-skeleton .fc-title{font-size:.6rem}#calendar .fc-agendaWeek-view .fc-content-skeleton .fc-time{font-size:.5rem}#calendar .fc-month-view .fc-content-skeleton .fc-title{font-size:.6rem}#calendar .fc-month-view .fc-content-skeleton .fc-time{font-size:.7rem}.fc-axis{font-size:.8rem;width:15px!important}.fc-day-header{font-size:.8rem}.fc-unthemed td.fc-today{background:#be1522; opacity:0.4}';
// Dark mode CSS, to be used with the mobile friendly css
const CUSTOM_CSS_DARK =
'body{background-color:#121212}.fc-unthemed .fc-content,.fc-unthemed .fc-divider,.fc-unthemed .fc-list-heading td,.fc-unthemed .fc-list-view,.fc-unthemed .fc-popover,.fc-unthemed .fc-row,.fc-unthemed tbody,.fc-unthemed td,.fc-unthemed th,.fc-unthemed thead{border-color:#222}.fc-toolbar .fc-center>*,h2,table{color:#fff}.fc-event-container{color:#121212}.fc-event-container .fc-bg{opacity:0.2;background-color:#000}.fc-unthemed td.fc-today{background:#be1522; opacity:0.4}';
// Inject the custom css into the webpage
const INJECT_STYLE = `$('head').append('<style>${CUSTOM_CSS}</style>');`;
// Inject the dark mode into the webpage, to call after the custom css inject above
const INJECT_STYLE_DARK = `$('head').append('<style>${CUSTOM_CSS_DARK}</style>');`;
const styles = StyleSheet.create({
container: {
position: 'absolute',
height: '100%',
width: '100%',
},
});
type Props = {
route: {
params: {
group?: PlanexGroupType;
};
};
};
function PlanexScreen(props: Props) {
const navigation = useNavigation();
const theme = useTheme();
const barRef = useRef<typeof AnimatedBottomBar>();
const [dialogContent, setDialogContent] = useState<
| undefined
| {
title: string | React.ReactElement;
message: string | React.ReactElement;
}
>();
const [injectJS, setInjectJS] = useState('');
const [currentGroup, setCurrentGroup] = useState<
PlanexGroupType | undefined
>();
useMountEffect(() => {
let currentGroupString = AsyncStorageManager.getString(
AsyncStorageManager.PREFERENCES.planexCurrentGroup.key
);
let group: PlanexGroupType;
if (currentGroupString !== '') {
group = JSON.parse(currentGroupString);
navigation.setOptions({
title: getPrettierPlanexGroupName(group.name),
});
setCurrentGroup(group);
}
});
useFocusEffect(
useCallback(() => {
if (props.route.params?.group) {
// reset params to prevent infinite loop
selectNewGroup(props.route.params.group);
navigation.dispatch(CommonActions.setParams({ group: undefined }));
}
// eslint-disable-next-line react-hooks/exhaustive-deps
}, [props.route.params])
);
/**
* Gets the Webview, with an error view on top if no group is selected.
*
* @returns {*}
*/
const getWebView = () => {
return (
<View style={GENERAL_STYLES.flex}>
{!currentGroup ? (
<ErrorView
icon={'account-clock'}
message={i18n.t('screens.planex.noGroupSelected')}
/>
) : null}
<WebViewScreen
url={Urls.planex.planning}
initialJS={generateInjectedJS(currentGroup)}
injectJS={injectJS}
onMessage={onMessage}
onScroll={onScroll}
showAdvancedControls={false}
/>
</View>
);
};
/**
* Callback used when the user clicks on the navigate to settings button.
* This will hide the banner and open the SettingsScreen
*/
const onGoToSettings = () => navigation.navigate('settings');
/**
* Sends a FullCalendar action to the web page inside the webview.
*
* @param action The action to perform, as described in the FullCalendar doc https://fullcalendar.io/docs/v3.
* Or "setGroup" with the group id as data to set the selected group
* @param data Data to pass to the action
*/
const sendMessage = (action: string, data?: string) => {
let command;
if (action === 'setGroup') {
command = `displayAde(${data})`;
} else {
command = `$('#calendar').fullCalendar('${action}', '${data}')`;
}
// String must resolve to true to prevent crash on iOS
command += ';true;';
// Change the injected
if (command === injectJS) {
command += ';true;';
}
setInjectJS(command);
};
/**
* Shows a dialog when the user clicks on an event.
*
* @param event
*/
const onMessage = (event: { nativeEvent: { data: string } }) => {
const data: {
start: string;
end: string;
title: string;
color: string;
} = JSON.parse(event.nativeEvent.data);
const startDate = dateToString(new Date(data.start), true);
const endDate = dateToString(new Date(data.end), true);
const startString = getTimeOnlyString(startDate);
const endString = getTimeOnlyString(endDate);
let msg = `${DateManager.getInstance().getTranslatedDate(startDate)}\n`;
if (startString != null && endString != null) {
msg += `${startString} - ${endString}`;
}
showDialog(data.title, msg);
};
/**
* Shows a simple dialog to the user.
*
* @param title The dialog's title
* @param message The message to show
*/
const showDialog = (title: string, message: string) => {
setDialogContent({
title: (
<Autolink
text={title}
hashtag={'facebook'}
component={Title}
truncate={32}
email={true}
url={true}
phone={true}
/>
),
message: message,
});
};
const hideDialog = () => setDialogContent(undefined);
/**
* Binds the onScroll event to the control bar for automatic hiding based on scroll direction and speed
*
* @param event
*/
const onScroll = (event: NativeSyntheticEvent<NativeScrollEvent>) => {
if (barRef.current) {
barRef.current.onScroll(event);
}
};
/**
* Sends the webpage a message with the new group to select and save it to preferences
*
* @param group The group object selected
*/
const selectNewGroup = (group: PlanexGroupType) => {
sendMessage('setGroup', group.id.toString());
setCurrentGroup(group);
AsyncStorageManager.set(
AsyncStorageManager.PREFERENCES.planexCurrentGroup.key,
group
);
navigation.setOptions({ title: getPrettierPlanexGroupName(group.name) });
};
/**
* Generates custom JavaScript to be injected into the webpage
*
* @param groupID The current group selected
*/
const generateInjectedJS = (group: PlanexGroupType | undefined) => {
let customInjectedJS = `$(document).ready(function() {
${OBSERVE_MUTATIONS_INJECTED}
${INJECT_STYLE}
${FULL_CALENDAR_SETTINGS}`;
if (group) {
customInjectedJS += `displayAde(${group.id});`;
}
if (DateManager.isWeekend(new Date())) {
customInjectedJS += `calendar.next();`;
}
if (ThemeManager.getNightMode()) {
customInjectedJS += INJECT_STYLE_DARK;
}
customInjectedJS += 'removeAlpha();});true;'; // Prevents crash on ios
return customInjectedJS;
};
return (
<View style={GENERAL_STYLES.flex}>
{/* Allow to draw webview bellow banner */}
<View style={styles.container}>
{theme.dark ? ( // Force component theme update by recreating it on theme change
getWebView()
) : (
<View style={GENERAL_STYLES.flex}>{getWebView()}</View>
)}
</View>
{AsyncStorageManager.getString(
AsyncStorageManager.PREFERENCES.defaultStartScreen.key
).toLowerCase() !== 'planex' ? (
<MascotPopup
prefKey={AsyncStorageManager.PREFERENCES.planexShowMascot.key}
title={i18n.t('screens.planex.mascotDialog.title')}
message={i18n.t('screens.planex.mascotDialog.message')}
icon="emoticon-kiss"
buttons={{
action: {
message: i18n.t('screens.planex.mascotDialog.ok'),
icon: 'cog',
onPress: onGoToSettings,
},
cancel: {
message: i18n.t('screens.planex.mascotDialog.cancel'),
icon: 'close',
color: theme.colors.warning,
},
}}
emotion={MASCOT_STYLE.INTELLO}
/>
) : null}
<AlertDialog
visible={dialogContent !== undefined}
onDismiss={hideDialog}
title={dialogContent ? dialogContent.title : ''}
message={dialogContent ? dialogContent.message : ''}
/>
<AnimatedBottomBar
navigation={navigation}
ref={barRef}
onPress={sendMessage}
seekAttention={currentGroup === undefined}
/>
</View>
);
}
export default PlanexScreen;