react native - Use a method in another class and navigation

I am coding an application that is neccessary to login users and I am experiencing a problem.I have in my App component a getUser () method that I would like to call from other components. I also have a Login () method that allows you to navigate to another page. Only the problem is that I can not export the StackNavigator and App at the same time. Would there be a way to export the StackNavigator and my function? Or an other solution that would solve my problem?class App extends Component<{}> { //get the user and return it _getUser...Read more

Deep linking using react native expo?

How to get deep linking url using react native expo?I tried as per Expo documentation https://docs.expo.io/versions/latest/guides/linking.html#handling-urls-in-your-app using scheme but it is not working for android.app.json =>{ "expo": { "scheme": "myapp" }} Thanks!...Read more

react native - Getting this Error: .android/repositories.cfg could not be loaded

File /Users/MyName/.android/repositories.cfg could not be loaded.FAILURE: Build failed with an exception.What went wrong:A problem occurred configuring project ':app'. Could not resolve all dependencies for configuration ':app:_debugApk'. A problem occurred configuring project ':urbanairship-react-native'. Could not resolve all dependencies for configuration ':urbanairship-react-native:_debugPublishCopy'. Could not find any version that matches com.facebook.react:react-native:[0.40,). Versions that do not match: 0.20.1 ...Read more

Sticky Views while react-navigation

Im trying to build a mobile app where we have a constant header bar throughout the app. I have the body where I have buttons.. Each button navigates to a screen. I need the header bar in every screen but I dont wish to repeat the code in all screens. I dont intend to use TabNavigator either. Is there any alternative?? in image1 and image 2 the bar with the search,cart and offerzone tag remains same. The rest changes..I need this behaviour without repeating the header code in both screens....Read more

reactive programming - React-Native: How to make image array

I have a screen on which I want to have 4 images. How can I make it so that when I click on the image it goes to the next one from the array (I suppose that's how it would be made). I also wanted to have buttons to go to the next image or go back to the previous one in addition to the touch.I hope someone could assist me with this. I am not sure how to approach it. I want to find the best way to implement it. Thank you ! UPDATE:Everything works thanks to Codesingh's answer !...Read more

reactive programming - React-Native: How to change background second action

the problem is quite simple I think, but I can't seem to figure it out. I am using the react-native-router-flux library and the NativeBase library for the buttons. This is my code: <Button transparent onPress={Actions.MainOne } style={{ width: 50, height: 50 }} > <Text>Option1</Text> </Button> <Button transparent onPress={Actions.MainTwo} style={{ width: 50, height: 50 }} > <Text>Option2</Text> </Button>I want to change the background color of the button whenever i press it a...Read more

react native - TypeError: expected dynamic type `string', but had type `int64' while getting text from TextInout

Here is my I tried a but not able to resolve this simple one export default class LoginScene extends Component { constructor(props) { super(props); this.state = { userid: '', password: '', }; } componentWillMount() { // this.fetchData(); } veryfyLogin() { fetch(LOGIN_URL) .then((response) => { if (response.status === 200) { var navigator = this.props.navigator; navigator.push({ id: '...Read more

react native - How to check if a user device is using fingerprint/face as unlock method. [ReactNative] [Expo]

I'm using ReactNative based on Expo Toolkit to develop a App and I want know how I can check if the user is using the fingerprint (TouchID on iPhone) or face detection (FaceID on iPhone X>) to unlock the device.I already know how to check if device has the required hardware using Expo SDK, as follow:let hasFPSupport = await Expo.Fingerprint.hasHardwareAsync();But I need check if the user choose the fingerprint/face as unlock method on your device, instead pattern or pin.Thanks...Read more

PayPal adaptive payment flow on React Native

I'm creating an app with react native that have a payment module with credit card and PayPal as payment module. The payment is automatically transferred to a vendor account subscribed in our platform(Buyer -> Platform -> Vendor).I already successfully created this payment flow in the credit card payment module using stripe as a payment gateway but i didn't find a way to do it with PayPal. Here's a list of what i tried:Adaptive payment: the problem with PayPal adaptive payment is that's it's not mobile friendly, the standard checkout page is not...Read more

react native push notification sound

I am trying to add sound to my local push notification.I am using RN 0.45.1 andreact-native-push-notifications 3.0.0I manage to schedule notification in iOS and Android with default sound.I did not manage to add custom sound.I have sounds file of type mp3.I tried the following:place the file in my project folder:'/src/assests/sounds/sound.mps' (a folder inside my project)and than:import notificationSound from '../src/assests/sounds/sound.mps';PushNotification.localNotificationSchedule({ message: 'Test message', date: new D...Read more

render every even ListItem backgroundColor grey and every odd one's white in React-Native

For my react-native application I'm using ListItem. I think there should be some way that I can be able to render my ListItems' backgroundColor automated one after another, just like in picture.and Here is my List code right now.<List> <ListItem> <Body> <Text style={{fontSize: 10, fontWeight: 'bold'}}>Lead Info Update: Updated lead info bar . 2017-11-15 14:27:02</Text> <Text style={{fontSize: 15}} note><Icon style...Read more