undo re-rendering when exiting screen
In my code, I take an email as an input and run a graphql query. Using the graphql query results, I use my showUsersfunction to render some components. When I hit canceland go to the previous screen...
View ArticleRender and return inside a loop
In my code, I call a function showUsers. This function displays all the users in a styled box. For now, the numberOfUsers passed into it is 1, as confirmed by console.logs as well. So the loop should...
View ArticleButton onPress does not work on second attempt
I have a form where I enter an email address, run a graphql query accordingly, display some results and then run a mutation. Currently, this works successfully on the first attempt. However, when I try...
View ArticleRender via map instead of for loop
I am currently using this function to render some elements & display results after a graphql query: const showUsers = React.useCallback( (data: UsersLazyQueryHookResult, numberOfUsers: Number)...
View ArticleFormik form with two types for FormikProps
Is it possible to have Formik form with two values for FormikProps?I have a form wrapper which can display different forms. FormWrapper:type FormData = SignUpData | SignInData;interface...
View ArticleAccess Values Globally with useFormikContext()
I am trying to access Formik valuesglobally so that I can add values.emailto the dependency array of my handleSubmitForm. I read about useFormikContext() and am trying to use it but I am unable to.If I...
View ArticleReact Native SectionList typescript error when sections contain different types
I have two sections that each define separate renderItem keys. Each section also has a different type, which SectionList doesn't seem to handle well. Is there something I am missing in defining the...
View ArticleUnable to mock appcenter module in React Native
Trying to use the AppCenter package within a React Native application and set the user id for crash reporting, however when my tests run I am getting the following error console.warn...
View ArticleHow to resolve React Native Firebase Error (messaging().getToken()), related...
I am in the process of migrating react-native-device-info from v2 to v3 and I have a breaking change. Prior to updating the package, everything was working fine. The error appears on all emulators and...
View Articlefunction gets called but no rendering is done
Is there any way to check if items are actually being rendered or not? In my code, I run a grapqhl query and then re-render some items accordingly. In my code, if there are users present, the...
View Articleclear graphql data before exiting page
I am currently taking a phone number as an input and running a graphql query in my code, which works fine. However, once I click on Cancel, go back to a previous screen and then come back on this...
View ArticleImport Error while importing provider from provider file
Here I am getting error like import error: 'LanguageProvider' is not exported from 'contexts/language/language.provider'.language.provider.tsximport React from 'react';const LanguageContext =...
View ArticleTypescript does not throw an error when wrong type of prop is passed
I'm just trying out typescript to see what's all the fuss is about, but I'm having some problems with type checking.I'm intentionally passing wrong props to functional component to see if an error is...
View ArticleCannot upload react-native-camera TakePictureResponse to Firebase Storage
I am trying to use react-native-camera to take a photo then upload that photo to Firebase storage. I am able to retrieve the file as a blob using RNFetchBlob, however when trying to .put() into...
View ArticleHow to animate expanding / collapsing a text preview in react native with...
I'm creating a text component that I want to be 2 lines by default, and if the user taps on it, it will expand to the full length, and if the user taps on it again, it will collapse back to 2 lines.So...
View ArticleReact native dynamically set button height
I am using React Native Elements to add a button to my layout here is the code below:<Button title="Login" buttonStyle={{ backgroundColor: Colour.green }} containerStyle={{ paddingLeft: '20%',...
View ArticleDescribe generic component render in React + Typescript
Explaining my difficult, I already tried to find a solution, but or I don't know exactly the term to search, or don't have any answer.What I would like to do is create a ButtonBase element like React...
View ArticlePromise not returning complete info from function
I have a function that completes two await tasks, one that grabs info from a database in the cloud, another that grabs the users location. The function should return a promise that contains the results...
View ArticleRendering random array element from state (React Native)
I'm trying to render a random array item from state so that (e.g - [0] might change to [2] on reload.]Here is what I tried so far, any tips or ideas please?here is my state: state = { randomItem:...
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react-navigation 5.x: TS2345: Argument of type ' ... ' is not assignable to...
I have migrated from react-navigation 4.x to 5.x. Since I am using typescript, I am trying to add the types. I should mention that the functionality works perfectly fine. However, I am getting this...
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