decrease the initial height of animation
By using a react native Modal, I open a PanGestureHandler that is present within the UserInfoContainer component for animation. The panhandler opens up when but the initial height covers almost the...
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fix a line's position in the center - scaled sheets
I am doing this to make a verticle line in between two numbers:<View style={styles.ridesFriends}><Text style={styles.numbers}>132</Text><View...
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update values upon re-entering modal
In my component ContactList, I map a few items like this: return (<View style={styles.users}> {data.users.nodes[0].userRelations.map( (item: { relatedUser: RelatedUser; id: number }) => {...
View ArticleReact Native add TypeScript types for Native Module
I have a native module and I would like to type it. Here is an example of my module's interfaceexport interface BBAudioPlayer { playSound: (sound: 'click' | 'tada') => Promise<void>; pause: ()...
View Articlecreate an object using forEach
Depending on the data returned by a graphql query, I want to create an object like this:const DATA = [ { id: 'bd7acbea-c1b1-46c2-aed5-3ad53abb28ba', imageUrl: defaultUrl, name: 'Johann', }, { id:...
View Articlecan't find variable name when its inside an if statement
after running a graphql query, I extract some values from the result into an object and use it in my flat list. const DATA = data.users.nodes[0].userRelations.map( (item: { relatedUser: { firstName:...
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create a separate modal for each item in the map
In my component ContactList, I map a few items like this: return (<View style={styles.users}> {data.users.nodes[0].userRelations.map( (item: { relatedUser: RelatedUser; id: number }) => {...
View ArticleTS7006: Parameter "__"' implicitly has an 'any' type. I'm unable to...
At fist my code looked like this this const customerInputHandler = (currentCustomer) => { setCustomer(currentCustomer.nativeEvent.text); };And after searching the internet I came on a solution and I...
View ArticleHow test a function that has been called or not in jest
This is my example code, here I need to test the regenerate function after component mounts and I need to make sure that qrCodeUrl has been changed or not for Qrcode componentexport function...
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Property 'blur' does not exist on type 'TextInput'
How to use useRef with React Native TextInput to have correct types?React Native documentation says that TextInput has 4 methods including blur.But, as you can see on the image below it shows me an...
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How to type navigation in react-navigation library?
I am using react-navigation 5.5.1, all is working great but I have some trouble with typescript. I tried to type the navigation prop according to the docs (https://reactnavigation.org/docs/typescript/)...
View ArticleReact Native extend NativeModules TypeScript types
I have a native module and I would like to type it. Here is an example of my module's interfaceexport interface BBAudioPlayer { playSound: (sound: 'click' | 'tada') => Promise<void>; pause: ()...
View Articlepass data between screens with react-navigation getParamas
I'm rendering a few items in my map in ContactListand upon clicking on the thumbnail, I want to navigate to a new screen UserDetailsScreen such that the data about the clicked item is also passed...
View Articlepass data between screens with getParamas
I'm rendering a few items in my map in ContactListand upon clicking on the thumbnail, I want to navigate to a new screen UserDetailsScreen such that the data about the clicked item is also passed...
View Articleunable to pass navigation props b/w screens with react-navigation
In my component ContactList, I have rendered sone items using a map. Each item contains a thumbnail. When I click on the thumbnail, I want to navigate to a new screen called UserDetailsScreen. While I...
View Articleroute (react-navigation) type in typescript
For navigations, I am using useNavigation from '@react-navigation/native';I am using this to pass data between two screens in my app:type UserDetailsProps = { onDeleteContact: (id: number) => void;...
View ArticleFlatList: What are the properties of ListRenderItemInfo?
I'm trying to use a FlatList like this:<FlatList data={vehicles} horizontal={false} scrollEnabled renderItem={({ vehicle}) => <VehicleContainer vehicle={vehicle} />} keyExtractor={(vehicle:...
View Article"parserOptions.project" has been set for @typescript-eslint/parser
I created a new React Native project with --template typescriptI deleted the template directory which came as part of the boilerplate.I then proceeded to add ESLint:module.exports = { parser:...
View ArticleDefault Values with Interface in Arrow Function (TypeScript, React)
This question is specific to arrow functions. Is it possible to include the default values alongside an interface in the function parameters, and without resorting to Object.assign()?interface Props {...
View ArticleAll React Native Firebase modules must be of the same version - can't use Auth
I installed RNF from starter kit provided by Invertase. I am using RNF app, database, analytics, auth. Everything worked fine until I needed the auth module. It throws an error on app startup (on...
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