application-amicale/screens/HomeScreen.js

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JavaScript
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// @flow
import * as React from 'react';
import {Image, TouchableOpacity, View} from 'react-native';
import {Body, Button, Card, CardItem, Left, Text, Thumbnail} from 'native-base';
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import i18n from "i18n-js";
import {MaterialCommunityIcons} from "@expo/vector-icons";
import Autolink from 'react-native-autolink';
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import ThemeManager from "../utils/ThemeManager";
import DashboardItem from "../components/DashboardItem";
import * as WebBrowser from 'expo-web-browser';
import WebSectionList from "../components/WebSectionList";
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// import DATA from "../dashboard_data.json";
const ICON_AMICALE = require('../assets/amicale.png');
const NAME_AMICALE = 'Amicale INSA Toulouse';
const DATA_URL = "https://etud.insa-toulouse.fr/~amicale_app/dashboard/dashboard_data.json";
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const SECTIONS_ID = [
'dashboard',
'news_feed'
];
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const REFRESH_TIME = 1000 * 20; // Refresh every 20 seconds
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const CARD_BORDER_RADIUS = 10;
type Props = {
navigation: Object,
}
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/**
* Class defining the app's home screen
*/
export default class HomeScreen extends React.Component<Props> {
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onProxiwashClick: Function;
onTutorInsaClick: Function;
onMenuClick: Function;
onProximoClick: Function;
getRenderItem: Function;
createDataset: Function;
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constructor() {
super();
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this.onProxiwashClick = this.onProxiwashClick.bind(this);
this.onTutorInsaClick = this.onTutorInsaClick.bind(this);
this.onMenuClick = this.onMenuClick.bind(this);
this.onProximoClick = this.onProximoClick.bind(this);
this.getRenderItem = this.getRenderItem.bind(this);
this.createDataset = this.createDataset.bind(this);
}
/**
* Converts a dateString using Unix Timestamp to a formatted date
* @param dateString {string} The Unix Timestamp representation of a date
* @return {string} The formatted output date
*/
static getFormattedDate(dateString: string) {
let date = new Date(Number.parseInt(dateString) * 1000);
return date.toLocaleString();
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}
onProxiwashClick() {
this.props.navigation.navigate('Proxiwash');
}
onTutorInsaClick() {
WebBrowser.openBrowserAsync("https://www.etud.insa-toulouse.fr/~tutorinsa/");
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}
onProximoClick() {
this.props.navigation.navigate('Proximo');
}
onMenuClick() {
this.props.navigation.navigate('SelfMenuScreen');
}
getKeyExtractor(item: Object) {
return item !== undefined ? item.id : undefined;
}
createDataset(fetchedData: Object) {
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// fetchedData = DATA;
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let newsData = [];
let dashboardData = [];
if (fetchedData['news_feed'] !== undefined)
newsData = fetchedData['news_feed']['data'];
if (fetchedData['dashboard'] !== undefined)
dashboardData = this.generateDashboardDataset(fetchedData['dashboard']);
return [
{
title: '',
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data: dashboardData,
extraData: super.state,
keyExtractor: this.getKeyExtractor,
id: SECTIONS_ID[0]
},
{
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title: i18n.t('homeScreen.newsFeed'),
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data: newsData,
extraData: super.state,
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keyExtractor: this.getKeyExtractor,
id: SECTIONS_ID[1]
}
];
}
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generateDashboardDataset(dashboardData: Object) {
let dataset = [
{
id: 'event',
content: undefined
},
{
id: 'middle',
content: [{}, {}]
},
{
id: 'bottom',
content: [{}, {}]
},
];
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for (let [key, value] of Object.entries(dashboardData)) {
switch (key) {
case 'today_events':
dataset[0]['content'] = value;
break;
case 'available_machines':
dataset[1]['content'][0] = {id: key, data: value};
break;
case 'available_tutorials':
dataset[1]['content'][1] = {id: key, data: value};
break;
case 'proximo_articles':
dataset[2]['content'][0] = {id: key, data: value};
break;
case 'today_menu':
dataset[2]['content'][1] = {id: key, data: value};
break;
}
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}
return dataset
}
getDashboardItem(item: Object) {
let content = item['content'];
if (item['id'] === 'event')
return this.getDashboardEventItem(content);
else if (item['id'] === 'middle')
return this.getDashboardMiddleItem(content);
else
return this.getDashboardBottomItem(content);
}
/**
* Convert the date string given by in the event list json to a date object
* @param dateString
* @return {Date}
*/
stringToDate(dateString: ?string): ?Date {
let date = new Date();
if (dateString === undefined || dateString === null)
date = undefined;
else if (dateString.split(' ').length > 1) {
let timeStr = dateString.split(' ')[1];
date.setHours(parseInt(timeStr.split(':')[0]), parseInt(timeStr.split(':')[1]), 0);
} else
date = undefined;
return date;
}
/**
* Get the time limit depending on the current day:
* 17:30 for every day of the week except for thursday 11:30
* 00:00 on weekends
*/
getTodayEventTimeLimit() {
let now = new Date();
if (now.getDay() === 4) // Thursday
now.setHours(11, 30, 0);
else if (now.getDay() === 6 || now.getDay() === 0) // Weekend
now.setHours(0, 0, 0);
else
now.setHours(17, 30, 0);
return now;
}
/**
* Get the duration (in milliseconds) of an event
* @param event {Object}
* @return {number} The number of milliseconds
*/
getEventDuration(event: Object): number {
let start = this.stringToDate(event['date_begin']);
let end = this.stringToDate(event['date_end']);
let duration = 0;
if (start !== undefined && start !== null && end !== undefined && end !== null)
duration = end - start;
return duration;
}
/**
* Get events starting after the limit
*
* @param events
* @param limit
* @return {Array<Object>}
*/
getEventsAfterLimit(events: Object, limit: Date): Array<Object> {
let validEvents = [];
for (let event of events) {
let startDate = this.stringToDate(event['date_begin']);
if (startDate !== undefined && startDate !== null && startDate >= limit) {
validEvents.push(event);
}
}
return validEvents;
}
/**
* Get the event with the longest duration in the given array.
* If all events have the same duration, return the first in the array.
* @param events
*/
getLongestEvent(events: Array<Object>): Object {
let longestEvent = events[0];
let longestTime = 0;
for (let event of events) {
let time = this.getEventDuration(event);
if (time > longestTime) {
longestTime = time;
longestEvent = event;
}
}
return longestEvent;
}
/**
* Get events that have not yet ended/started
*
* @param events
*/
getFutureEvents(events: Array<Object>): Array<Object> {
let validEvents = [];
let now = new Date();
for (let event of events) {
let startDate = this.stringToDate(event['date_begin']);
let endDate = this.stringToDate(event['date_end']);
if (startDate !== undefined && startDate !== null) {
if (startDate > now)
validEvents.push(event);
else if (endDate !== undefined && endDate !== null) {
if (endDate > now || endDate < startDate) // Display event if it ends the following day
validEvents.push(event);
}
}
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}
return validEvents;
}
/**
*
*
* @param events
* @return {Object}
*/
getDisplayEvent(events: Array<Object>): Object {
let displayEvent = undefined;
if (events.length > 1) {
let eventsAfterLimit = this.getEventsAfterLimit(events, this.getTodayEventTimeLimit());
if (eventsAfterLimit.length > 0) {
if (eventsAfterLimit.length === 1)
displayEvent = eventsAfterLimit[0];
else
displayEvent = this.getLongestEvent(events);
} else {
displayEvent = this.getLongestEvent(events);
}
} else if (events.length === 1) {
displayEvent = events[0];
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}
return displayEvent;
}
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clickAction(isAvailable: boolean, displayEvent: Object) {
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if (isAvailable)
this.props.navigation.navigate('PlanningDisplayScreen', {data: displayEvent});
else
this.props.navigation.navigate('Planning');
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};
getDashboardEventItem(content: Array<Object>) {
let icon = 'calendar-range';
let color = ThemeManager.getCurrentThemeVariables().planningColor;
let title = i18n.t('homeScreen.dashboard.todayEventsTitle');
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let subtitle;
let futureEvents = this.getFutureEvents(content);
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let isAvailable = futureEvents.length > 0;
if (isAvailable) {
subtitle =
<Text>
<Text style={{fontWeight: "bold"}}>{futureEvents.length}</Text>
<Text>
{
futureEvents.length > 1 ?
i18n.t('homeScreen.dashboard.todayEventsSubtitlePlural') :
i18n.t('homeScreen.dashboard.todayEventsSubtitle')
}
</Text>
</Text>;
} else
subtitle = i18n.t('homeScreen.dashboard.todayEventsSubtitleNA');
let displayEvent = this.getDisplayEvent(futureEvents);
const clickAction = this.clickAction.bind(this, isAvailable, displayEvent);
return (
<DashboardItem
subtitle={subtitle}
color={color}
icon={icon}
clickAction={clickAction}
title={title}
isAvailable={isAvailable}
displayEvent={displayEvent}
/>
);
}
getDashboardBottomItem(content: Array<Object>) {
let proximoData = content[0]['data'];
let menuData = content[1]['data'];
let proximoIcon = 'shopping';
let proximoColor = ThemeManager.getCurrentThemeVariables().proximoColor;
let proximoTitle = i18n.t('homeScreen.dashboard.proximoTitle');
let isProximoAvailable = parseInt(proximoData) > 0;
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let proximoSubtitle;
if (isProximoAvailable) {
proximoSubtitle =
<Text>
<Text style={{fontWeight: "bold"}}>{proximoData}</Text>
<Text>
{
proximoData > 1 ?
i18n.t('homeScreen.dashboard.proximoSubtitlePlural') :
i18n.t('homeScreen.dashboard.proximoSubtitle')
}
</Text>
</Text>;
} else
proximoSubtitle = i18n.t('homeScreen.dashboard.proximoSubtitleNA');
let menuIcon = 'silverware-fork-knife';
let menuColor = ThemeManager.getCurrentThemeVariables().menuColor;
let menuTitle = i18n.t('homeScreen.dashboard.menuTitle');
let isMenuAvailable = menuData.length > 0;
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let menuSubtitle;
if (isMenuAvailable) {
menuSubtitle = i18n.t('homeScreen.dashboard.menuSubtitle');
} else
menuSubtitle = i18n.t('homeScreen.dashboard.menuSubtitleNA');
return (
<View style={{
flexDirection: 'row',
marginLeft: 10,
marginRight: 10,
}}>
<DashboardItem
isSquare={true}
subtitle={menuSubtitle}
color={menuColor}
icon={menuIcon}
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clickAction={this.onMenuClick}
title={menuTitle}
isAvailable={isMenuAvailable}
isSquareLeft={true}/>
<DashboardItem
isSquare={true}
subtitle={proximoSubtitle}
color={proximoColor}
icon={proximoIcon}
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clickAction={this.onProximoClick}
title={proximoTitle}
isAvailable={isProximoAvailable}/>
</View>
);
}
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getDashboardMiddleItem(content: Array<Object>) {
let proxiwashData = content[0]['data'];
let tutorinsaData = content[1]['data'];
let proxiwashIcon = 'washing-machine';
let proxiwashColor = ThemeManager.getCurrentThemeVariables().proxiwashColor;
let proxiwashTitle = i18n.t('homeScreen.dashboard.proxiwashTitle');
let proxiwashIsAvailable = parseInt(proxiwashData['dryers']) > 0 || parseInt(proxiwashData['washers']) > 0;
let proxiwashSubtitle;
let dryerColor = parseInt(proxiwashData['dryers']) > 0 ?
ThemeManager.getCurrentThemeVariables().textColor :
ThemeManager.getCurrentThemeVariables().listNoteColor;
let washerColor = parseInt(proxiwashData['washers']) > 0 ?
ThemeManager.getCurrentThemeVariables().textColor :
ThemeManager.getCurrentThemeVariables().listNoteColor;
let availableDryers = proxiwashData['dryers'];
let availableWashers = proxiwashData['washers'];
if (proxiwashIsAvailable) {
proxiwashSubtitle =
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<Text>
<Text style={{
fontWeight: parseInt(proxiwashData['dryers']) > 0 ?
'bold' :
'normal',
color: dryerColor
}}>
{availableDryers}
</Text>
<Text>
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{
availableDryers > 1 ?
i18n.t('homeScreen.dashboard.proxiwashSubtitle1Plural') :
i18n.t('homeScreen.dashboard.proxiwashSubtitle1')
}
</Text>
{"\n"}
<Text style={{
fontWeight: parseInt(proxiwashData['washers']) > 0 ?
'bold' :
'normal',
color: washerColor
}}>
{availableWashers}
</Text>
<Text>
{
availableWashers > 1 ?
i18n.t('homeScreen.dashboard.proxiwashSubtitle2Plural') :
i18n.t('homeScreen.dashboard.proxiwashSubtitle2')
}
</Text>
</Text>;
} else
proxiwashSubtitle = i18n.t('homeScreen.dashboard.proxiwashSubtitleNA');
let tutorinsaIcon = 'school';
let tutorinsaColor = ThemeManager.getCurrentThemeVariables().tutorinsaColor;
let tutorinsaTitle = 'Tutor\'INSA';
let tutorinsaIsAvailable = tutorinsaData > 0;
let tutorinsaSubtitle;
if (tutorinsaIsAvailable) {
tutorinsaSubtitle =
<Text>
<Text style={{fontWeight: "bold"}}>{tutorinsaData}</Text>
<Text>
{
tutorinsaData > 1 ?
i18n.t('homeScreen.dashboard.tutorinsaSubtitlePlural') :
i18n.t('homeScreen.dashboard.tutorinsaSubtitle')
}
</Text>
</Text>;
} else
tutorinsaSubtitle = i18n.t('homeScreen.dashboard.tutorinsaSubtitleNA');
return (
<View style={{
flexDirection: 'row',
marginLeft: 10,
marginRight: 10,
}}>
<DashboardItem
isSquare={true}
subtitle={proxiwashSubtitle}
color={proxiwashColor}
icon={proxiwashIcon}
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clickAction={this.onProxiwashClick}
title={proxiwashTitle}
isAvailable={proxiwashIsAvailable}
isSquareLeft={true}/>
<DashboardItem
isSquare={true}
subtitle={tutorinsaSubtitle}
color={tutorinsaColor}
icon={tutorinsaIcon}
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clickAction={this.onTutorInsaClick}
title={tutorinsaTitle}
isAvailable={tutorinsaIsAvailable}/>
</View>
);
}
openLink(link: string) {
WebBrowser.openBrowserAsync(link);
}
getFeedItem(item: Object) {
const onImagePress = this.openLink.bind(this, item.full_picture);
const onOutLinkPress = this.openLink.bind(this, item.permalink_url);
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return (
<Card style={{
flex: 0,
marginLeft: 10,
marginRight: 10,
borderRadius: CARD_BORDER_RADIUS,
}}>
<CardItem style={{
backgroundColor: 'transparent'
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}}>
<Left>
<Thumbnail source={ICON_AMICALE} square/>
<Body>
<Text>{NAME_AMICALE}</Text>
<Text note>{HomeScreen.getFormattedDate(item.created_time)}</Text>
</Body>
</Left>
</CardItem>
<CardItem style={{
backgroundColor: 'transparent'
}}>
<Body>
{item.full_picture !== '' && item.full_picture !== undefined ?
<TouchableOpacity onPress={onImagePress}
style={{width: '100%', height: 250, marginBottom: 5}}>
<Image source={{uri: item.full_picture}}
style={{flex: 1, resizeMode: "contain"}}
resizeMode="contain"
/>
</TouchableOpacity>
: <View/>}
{item.message !== undefined ?
<Autolink
text={item.message}
hashtag="facebook"
style={{color: ThemeManager.getCurrentThemeVariables().textColor}}
/> : <View/>
}
</Body>
</CardItem>
<CardItem style={{
backgroundColor: 'transparent'
}}>
<Left>
<Button transparent
onPress={onOutLinkPress}>
<MaterialCommunityIcons
name="facebook"
color="#57aeff"
size={26}/>
<Text>En savoir plus</Text>
</Button>
</Left>
</CardItem>
</Card>
);
}
getRenderItem({item, section}: Object) {
return (section['id'] === SECTIONS_ID[0] ?
this.getDashboardItem(item) : this.getFeedItem(item));
}
render() {
const nav = this.props.navigation;
return (
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<WebSectionList
createDataset={this.createDataset}
navigation={nav}
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refreshTime={REFRESH_TIME}
fetchUrl={DATA_URL}
renderItem={this.getRenderItem}
updateErrorText={i18n.t("homeScreen.listUpdateFail")}/>
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);
}
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}