System Requirements Document (SRD) for purple-application

1. Introduction

The purple-application is a mobile application designed to help users track their fitness activities, calorie intake, and workouts. Initially tailored for personal use, the application is structured to scale and support community sharing, enabling users to share their progress, results, and outcomes with others. This document outlines the system requirements for the development of the purple-application, ensuring it meets the needs of Rachana Saxena and her envisioned user base.

2. System Overview

The purple-application is a fitness and wellness tracking app that combines activity logging, calorie tracking, and workout planning into a single, user-friendly mobile platform. The app will include features such as reminders, progress charts, and personalized workout suggestions to keep users motivated and engaged. While initially designed for personal use, the app will support community sharing functionality, allowing users to connect with others, share their progress, and participate in challenges.

Key features include:

• Fitness activity tracking
• Calorie intake logging
• Personalized workout suggestions
• Progress visualization through charts
• Reminders for activities and goals
• Community sharing for results and outcomes

The app will be developed with scalability in mind, ensuring it can transition from a personal-use tool to a community-driven platform.

3. Functional Requirements as Story Points

• As a User, I should be able to log my daily fitness activities.
• As a User, I should be able to track my calorie intake.
• As a User, I should be able to receive personalized workout suggestions based on my goals.
• As a User, I should be able to view my progress through charts and visualizations.
• As a User, I should be able to set reminders for workouts and calorie tracking.
• As a User, I should be able to share my fitness results or outcomes with my community.
• As a User, I should be able to participate in community challenges or leaderboards (future scalability).

4. User Personas

4.1 Individual User

• Description: A fitness enthusiast or beginner who wants to track their personal fitness journey.
• Goals: Log activities, monitor calorie intake, and improve fitness through personalized suggestions.
• Pain Points: Difficulty in staying consistent, lack of motivation, and tracking progress.

4.2 Community Member

• Description: A user who participates in the app's community features to share progress and engage with others.
• Goals: Share results, participate in challenges, and gain motivation from the community.
• Pain Points: Lack of engaging community features or difficulty in connecting with others.

5. Visuals Colors and Theme

The purple-application will have a vibrant and energetic color palette to reflect its focus on fitness and wellness. The theme will be modern, clean, and motivational.

Color Palette

• Background: #F5F5FA (Soft Lavender White)
• Surface: #FFFFFF (Pure White)
• Text: #33334D (Deep Charcoal)
• Accent: #6A0DAD (Royal Purple)
• Muted Tones: #B8A9C9 (Soft Lilac)

This palette ensures a balance between energy and calmness, creating a visually appealing and motivating user experience.

6. Signature Design Concept

Interactive Fitness Dashboard with Dynamic Progress Rings

The home page of the purple-application will feature an interactive fitness dashboard that uses dynamic progress rings to visually represent the user's daily goals for fitness activities, calorie intake, and workouts. Each ring will animate as the user logs their activities, providing immediate feedback on their progress.

Key Features:

• Animated Progress Rings: Rings will fill dynamically as users log activities, with smooth transitions and satisfying completion animations.
• Personalized Messages: Motivational quotes or tips will appear beneath the rings, tailored to the user's progress.
• Community Highlights: A scrolling banner at the bottom will showcase top community achievements or challenges, encouraging users to engage with others.
• Micro-Interactions: Tapping on a ring will expand it into a detailed view, showing charts, trends, and suggestions.

This design ensures the app feels alive and engaging, making users excited to interact with it daily.

7. Non-Functional Requirements

• The app must load within 2 seconds on standard mobile devices.
• Data synchronization with the backend should occur in real-time or near real-time.
• The app must support at least 10,000 concurrent users in its community-sharing feature.
• The UI/UX design must adhere to accessibility standards (e.g., WCAG 2.1).
• The app must support both Android and iOS platforms.

8. Tech Stack

Frontend

• React Native for mobile app development.

Backend

• Python with FastAPI for API development.

Database

• MySQL for structured data storage (e.g., user profiles, activity logs).
• MongoDB for unstructured data (e.g., community posts or shared results).

AI Models

• GPT 5.4 for personalized workout suggestions and user-friendly responses.

AI Tools

• Langchain for AI workflow integration.

Orchestration

• Docker for local development.
• Kubernetes for server-side orchestration.

9. Assumptions and Constraints

Assumptions

• Users will have access to smartphones with internet connectivity.
• The app will initially target users in India (IN), with locale-specific defaults like IST timezone and metric units.

Constraints

• The app must comply with data privacy regulations (e.g., GDPR, if expanded globally).
• Community-sharing features must be scalable to handle a growing user base.

10. Glossary

• Activity Logging: The process of recording fitness activities such as running, walking, or cycling.
• Calorie Intake: The number of calories consumed through food and beverages.
• Progress Rings: Circular visualizations that represent progress toward a goal.
• Community Sharing: A feature allowing users to share their fitness results or participate in challenges with others.
• Personalized Suggestions: Recommendations tailored to the user's fitness goals and progress.