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- // @flow
-
- import * as React from 'react';
- import {List} from 'react-native-paper';
- import {View} from 'react-native-animatable';
- import CollapsibleFlatList from '../../components/Collapsible/CollapsibleFlatList';
- import packageJson from '../../../package.json';
-
- type ListItemType = {
- name: string,
- version: string,
- };
-
- /**
- * Generates the dependencies list from the raw json
- *
- * @param object The raw json
- * @return {Array<ListItemType>}
- */
- function generateListFromObject(object: {
- [key: string]: string,
- }): Array<ListItemType> {
- const list = [];
- const keys = Object.keys(object);
- keys.forEach((key: string) => {
- list.push({name: key, version: object[key]});
- });
- return list;
- }
-
- const LIST_ITEM_HEIGHT = 64;
-
- /**
- * Class defining a screen showing the list of libraries used by the app, taken from package.json
- */
- export default class AboutDependenciesScreen extends React.Component<null> {
- data: Array<ListItemType>;
-
- constructor() {
- super();
- this.data = generateListFromObject(packageJson.dependencies);
- }
-
- keyExtractor = (item: ListItemType): string => item.name;
-
- getRenderItem = ({item}: {item: ListItemType}): React.Node => (
- <List.Item
- title={item.name}
- description={item.version.replace('^', '').replace('~', '')}
- style={{height: LIST_ITEM_HEIGHT}}
- />
- );
-
- getItemLayout = (
- data: ListItemType,
- index: number,
- ): {length: number, offset: number, index: number} => ({
- length: LIST_ITEM_HEIGHT,
- offset: LIST_ITEM_HEIGHT * index,
- index,
- });
-
- render(): React.Node {
- return (
- <View>
- <CollapsibleFlatList
- data={this.data}
- keyExtractor={this.keyExtractor}
- renderItem={this.getRenderItem}
- // Performance props, see https://reactnative.dev/docs/optimizing-flatlist-configuration
- removeClippedSubviews
- getItemLayout={this.getItemLayout}
- />
- </View>
- );
- }
- }
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