NotifyAvailability

Overview

• This app takes input from the user to set up background periodic check of a webpage for a text.
• It creates a background task to notify the user if a text is present on the web page or not.
• This task is executed repeatedly once every ~15 mins depending on the OS.
• It will also show the time check was last made.

Input Criteria

• This app asks the user for a URL and a search text.
• You can also set whether to get notification when search text is present on the webpage or when it is absent.
• You can set the webpage type to be desktop or mobile to get different html accordingly.
• You can set the search to be case sensitive or case insensitive.

Tech Stack

• React Native
  • react-native-background-timer
  • react-native-push-notification
• moment.js

Testing

• Tested on Android only.
• iOS testing is pending (device unavailable)

Steps to execute Locally

• You would need android tools and java
• Generate a Key by following: https://facebook.github.io/react-native/docs/signed-apk-android.html
• run yarn to install dependencies
• run on connected android device using: react-native run-android
• build the signed apks using: cd android && ./gradlew assembleRelease

Use Case

One use case is that we enter the URL of a movie booking website to get notified when it opens booking for a Cinema on the day we want.