React Native Consumer App

HydroLink Plus React Native Consumer App Documentation

Table of Contents

1. Introduction
2. Features
3. Technology Stack
4. Installation and Setup
   • Prerequisites
   • Running the App Locally
5. App Architecture
6. Screens and Functionality
   • Dashboard
   • Water Usage Analytics
   • Notifications and Alerts
   • Billing and Payments
   • Settings and Configuration
7. API Integration
8. Testing and Deployment
9. Screenshots and Wireframes
10. Conclusion

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Introduction

The HydroLink Plus React Native Consumer App provides a user-friendly platform for consumers to monitor and manage their water usage. The app integrates with the HydroLink Plus system to offer real-time data visualization, personalized alerts, and easy payment options.

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Features

1. Real-Time Water Usage Monitoring:
   • Visualize daily, weekly, and monthly water consumption.
2. Water Quality Insights:
   • View pH, turbidity, and conductivity levels.
3. Notifications and Alerts:
   • Get real-time notifications for leaks, anomalies, or overuse.
4. Billing and Payments:
   • Access and pay bills directly through the app.
5. Customizable Limits:
   • Set daily or monthly water usage limits and receive alerts.
6. Historical Data:
   • Review past water usage trends and analyze consumption patterns.

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Technology Stack

1. Frontend Framework:
   • React Native: Cross-platform development for iOS and Android.
2. State Management:
   • Redux Toolkit: For managing app-wide state.
3. Networking:
   • Axios: For API requests and data handling.
4. UI Library:
   • React Native Paper: Pre-built UI components for consistency.
5. Payment Integration:
   • Stripe SDK: For secure in-app payments.

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Installation and Setup

Prerequisites

1. Development Tools:
   • Node.js (>=14.x)
   • React Native CLI or Expo CLI
   • Android Studio and/or Xcode for emulators
2. Dependencies:
   • Ensure all required libraries are installed:

     npm install

Running the App Locally

1. Clone the Repository:

   git clone https://github.com/your-repo/hydrolink-consumer-app.git
   cd hydrolink-consumer-app

2. Install Dependencies:

   npm install

3. Configure Environment Variables:

   • Create a .env file:

     API_URL=https://api.hydrolink.com
     STRIPE_API_KEY=your-stripe-key

4. Run the App:

   • For Android:

     npx react-native run-android

   • For iOS:

     npx react-native run-ios

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App Architecture

graph TD
    A[UI Components] --> B[Redux Toolkit State]
    B --> C[API Layer (Axios)]
    C --> D[Authority Server API]
    A --> E[Navigation (React Navigation)]
    E --> F[Screens]

Loading

• UI Layer: Built with React Native components and styled using Tailwind CSS.
• State Management: Centralized state using Redux Toolkit.
• API Layer: Handles secure communication with the Authority Server.

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Screens and Functionality

Dashboard

• Displays current water usage and quality metrics.
• Shows alerts for leaks, tampering, or overuse.

Water Usage Analytics

• Graphs for daily, weekly, and monthly water consumption.
• Highlights unusual patterns or spikes.

Notifications and Alerts

• Displays real-time alerts for leaks, high usage, or water quality issues.
• Configurable push notifications for critical events.

Billing and Payments

• Lists current and past bills.
• Integrates with Stripe for secure payments.

Settings and Configuration

• Allows users to set daily or monthly usage limits.
• Configures notification preferences.

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API Integration

Key Endpoints

1. Fetch Usage Data:

   • Endpoint: /api/meter/usage
   • Request:

     {
         "user_id": "unique-user-id"
     }

   • Response:

     {
         "daily_usage": 50.3,
         "weekly_usage": 310.2,
         "monthly_usage": 1200.5
     }

2. Billing Information:

   • Endpoint: /api/user/billing
   • Response:

     {
         "current_bill": 45.5,
         "due_date": "2024-12-01",
         "past_due": 0
     }

3. Alerts and Notifications:

   • Endpoint: /api/meter/alerts
   • Response:

     [
         {
             "alert_type": "leak_detected",
             "timestamp": "2024-11-18T10:00:00Z",
             "details": "Leak detected at 10:00 AM near kitchen faucet."
         }
     ]

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Testing and Deployment

Testing

1. Unit Testing:

   • Test components using Jest.

   npm test

2. Integration Testing:

   • Validate API integration using Postman or Insomnia.
   • Simulate user workflows on a connected device or emulator.

3. UI Testing:

   • Test responsiveness and usability on multiple screen sizes.

Deployment

1. Android:

   • Build APK or AAB:

     npx react-native run-android --variant=release

   • Publish on Google Play.

2. iOS:

   • Archive and export the build in Xcode.
   • Publish on the Apple App Store.

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Screenshots and Wireframes

Dashboard

(Include a screenshot or a wireframe with labeled sections showing water usage and quality metrics.)

Notifications

(Include an example notification interface with recent alerts.)

Payments Page

(Include a wireframe or screenshot demonstrating the payment flow.)