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- /*
- * 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, { useEffect, useLayoutEffect, useState } from 'react';
- import { Platform } from 'react-native';
- import i18n from 'i18n-js';
- import { Searchbar } from 'react-native-paper';
- import { stringMatchQuery } from '../../utils/Search';
- import WebSectionList from '../../components/Screens/WebSectionList';
- import GroupListAccordion from '../../components/Lists/PlanexGroups/GroupListAccordion';
- import AsyncStorageManager from '../../managers/AsyncStorageManager';
- import Urls from '../../constants/Urls';
- import { readData } from '../../utils/WebData';
- import { useNavigation } from '@react-navigation/core';
- import { useCachedPlanexGroups } from '../../utils/cacheContext';
-
- export type PlanexGroupType = {
- name: string;
- id: number;
- };
-
- export type PlanexGroupCategoryType = {
- name: string;
- id: number;
- content: Array<PlanexGroupType>;
- };
-
- export type PlanexGroupsType = { [key: string]: PlanexGroupCategoryType };
-
- function sortName(
- a: PlanexGroupType | PlanexGroupCategoryType,
- b: PlanexGroupType | PlanexGroupCategoryType
- ): number {
- if (a.name.toLowerCase() < b.name.toLowerCase()) {
- return -1;
- }
- if (a.name.toLowerCase() > b.name.toLowerCase()) {
- return 1;
- }
- return 0;
- }
-
- function GroupSelectionScreen() {
- const navigation = useNavigation();
- const { groups, setGroups } = useCachedPlanexGroups();
- const [currentSearchString, setCurrentSearchString] = useState('');
- const [favoriteGroups, setFavoriteGroups] = useState<Array<PlanexGroupType>>(
- AsyncStorageManager.getObject(
- AsyncStorageManager.PREFERENCES.planexFavoriteGroups.key
- )
- );
-
- useLayoutEffect(() => {
- navigation.setOptions({
- headerTitle: getSearchBar,
- headerBackTitleVisible: false,
- headerTitleContainerStyle:
- Platform.OS === 'ios'
- ? { marginHorizontal: 0, width: '70%' }
- : { marginHorizontal: 0, right: 50, left: 50 },
- });
- }, [navigation]);
-
- const getSearchBar = () => {
- return (
- // @ts-ignore
- <Searchbar
- placeholder={i18n.t('screens.proximo.search')}
- onChangeText={setCurrentSearchString}
- />
- );
- };
-
- /**
- * Gets a render item for the given article
- *
- * @param item The article to render
- * @return {*}
- */
- const getRenderItem = ({ item }: { item: PlanexGroupCategoryType }) => {
- if (
- shouldDisplayAccordion(item) ||
- (item.id === 0 && item.content.length === 0)
- ) {
- return (
- <GroupListAccordion
- item={item}
- favorites={[...favoriteGroups]}
- onGroupPress={onListItemPress}
- onFavoritePress={onListFavoritePress}
- currentSearchString={currentSearchString}
- />
- );
- }
- return null;
- };
-
- /**
- * Creates the dataset to be used in the FlatList
- *
- * @param fetchedData
- * @return {*}
- * */
- const createDataset = (
- fetchedData:
- | {
- [key: string]: PlanexGroupCategoryType;
- }
- | undefined
- ): Array<{ title: string; data: Array<PlanexGroupCategoryType> }> => {
- return [
- {
- title: '',
- data: generateData(fetchedData),
- },
- ];
- };
-
- /**
- * Callback used when clicking an article in the list.
- * It opens the modal to show detailed information about the article
- *
- * @param item The article pressed
- */
- const onListItemPress = (item: PlanexGroupType) => {
- navigation.navigate('planex', {
- screen: 'index',
- params: { group: item },
- });
- };
-
- /**
- * Callback used when the user clicks on the favorite button
- *
- * @param item The item to add/remove from favorites
- */
- const onListFavoritePress = (item: PlanexGroupType) => {
- updateGroupFavorites(item);
- };
-
- /**
- * Checks if the given group is in the favorites list
- *
- * @param group The group to check
- * @returns {boolean}
- */
- const isGroupInFavorites = (group: PlanexGroupType): boolean => {
- let isFav = false;
- favoriteGroups.forEach((favGroup: PlanexGroupType) => {
- if (group.id === favGroup.id) {
- isFav = true;
- }
- });
- return isFav;
- };
-
- /**
- * Adds or removes the given group to the favorites list, depending on whether it is already in it or not.
- * Favorites are then saved in user preferences
- *
- * @param group The group to add/remove to favorites
- */
- const updateGroupFavorites = (group: PlanexGroupType) => {
- if (isGroupInFavorites(group)) {
- removeGroupFromFavorites(group);
- } else {
- addGroupToFavorites(group);
- }
- };
-
- /**
- * Checks whether to display the given group category, depending on user search query
- *
- * @param item The group category
- * @returns {boolean}
- */
- const shouldDisplayAccordion = (item: PlanexGroupCategoryType): boolean => {
- let shouldDisplay = false;
- for (let i = 0; i < item.content.length; i += 1) {
- if (stringMatchQuery(item.content[i].name, currentSearchString)) {
- shouldDisplay = true;
- break;
- }
- }
- return shouldDisplay;
- };
-
- /**
- * Generates the dataset to be used in the FlatList.
- * This improves formatting of group names, sorts alphabetically the categories, and adds favorites at the top.
- *
- * @param fetchedData The raw data fetched from the server
- * @returns {[]}
- */
- const generateData = (
- fetchedData: PlanexGroupsType | undefined
- ): Array<PlanexGroupCategoryType> => {
- const data: Array<PlanexGroupCategoryType> = [];
- if (fetchedData) {
- Object.values(fetchedData).forEach(
- (category: PlanexGroupCategoryType) => {
- data.push(category);
- }
- );
- data.sort(sortName);
- data.unshift({
- name: i18n.t('screens.planex.favorites.title'),
- id: 0,
- content: favoriteGroups,
- });
- }
- return data;
- };
-
- /**
- * Removes the given group from the favorites
- *
- * @param group The group to remove from the array
- */
- const removeGroupFromFavorites = (group: PlanexGroupType) => {
- setFavoriteGroups(favoriteGroups.filter((g) => g.id !== group.id));
- };
-
- useEffect(() => {
- AsyncStorageManager.set(
- AsyncStorageManager.PREFERENCES.planexFavoriteGroups.key,
- favoriteGroups
- );
- }, [favoriteGroups]);
-
- /**
- * Adds the given group to favorites
- *
- * @param group The group to add to the array
- */
- const addGroupToFavorites = (group: PlanexGroupType) => {
- setFavoriteGroups([...favoriteGroups, group].sort(sortName));
- };
-
- return (
- <WebSectionList
- request={() => readData<PlanexGroupsType>(Urls.planex.groups)}
- createDataset={createDataset}
- refreshOnFocus={true}
- renderItem={getRenderItem}
- extraData={currentSearchString + favoriteGroups.length}
- cache={groups}
- onCacheUpdate={setGroups}
- />
- );
- }
-
- export default GroupSelectionScreen;
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