COVID Resistance is a digital health identity contact tracing mobile app that anonymously tracks risk exposure to COVID-19. The app, which is GDPR and HIPAA-compliant, uses real-time, anonymous, tokenized data through Bluetooth to alert users if they are at risk of COVID-19 transmission based on their proximity with at-risk or infected users. Back-End part is represented in a separate repository

git clone https://github.com/epam/covid-resistance-mobile.git

Xamarin.Forms mobile application that will help users to stay safe during coronavirus outbreak by tracking contacts with other users through Bluetooth.

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• Android 5.0+ (API level 21)
• iOS 10.0+

• Integration with back-end.
• Anonymous device contacts tracking using bluetooth low energy device discovery POC.
• Anonymous account creation and log into existing one.
• Supports push notifications throe Azure NotificationHub.
• Supports content delivery based on the account status.
• Account privileges elevation to medical role using one time password.
• Medical role features that permits to generate anonymous one time codes for any account status changes.
• Contacts sharing throe user explicit consent by applying one time password generated by medical.

• Application at the moment is not capable to estimate the distance to the other device, it simply registers the fact of Bluetooth low energy connection possibility.
• Broadcasting identifiers are are random but not encrypted.
• Application at the moment doesn't rely on the duration of the contact, it registers the fact of the contact for not matter how long.
• iOS version is not capable to broadcast while being in the background. However it is capable to see other devices.
• Broadcasting on some old Android devices is not possible.

Follow instructions on the getting started guide

• Xamarin.Forms
• Xamarin.Essentials
• LiteDB
• Prism.Forms.Extended + Prism.DryIoc.Extensions
• Nito.AsyncEx
• ReactiveUI.XamForms
• Xamarin.FFImageLoading.Forms + Xamarin.FFImageLoading.Svg.Forms
• PropertyChanged.Fody
• Newtonsoft.Json
• FluentValidation
• StyleCop.Analyzers
• Microsoft.Rest.ClientRuntime
• Mobile.BuildTools + Mobile.BuildTools.Configuration
• Microsoft.AppCenter.Analytics + Microsoft.AppCenter.Crashes
• Microsoft.Extensions.Logging + Microsoft.Extensions.Logging.Debug
• Xamarin.Azure.NotificationHubs.iOS + Xamarin.Azure.NotificationHubs.Android

• Covi - Xamarin.Forms crossplatform library. Contains application pages and several modules implementations.
• Covi.Android - Android application. Apart from application implementation contains Bluetooth platform specific code.
• Covi.iOS - iOS application. Apart from application implementation contains Bluetooth platform specific code.
• Covi.Client - .NET Standart 2.0 library to interact with specified backend.
• Covi.Configuration - .NET Standart 2.0 library which contains application constants and configuration.

Licensed under Apache 2.0, LICENSE