System Requirements Document (SRD) for glacial-food

1. Introduction

The glacial-food project is a food tracking application designed to cater to the needs of busy individuals. In today’s fast-paced world, maintaining a healthy diet can be challenging, especially for those with demanding schedules. This system aims to simplify meal tracking, calorie counting, and nutritional monitoring through an intuitive and efficient platform. By focusing on time-saving features and streamlined workflows, glacial-food will empower users to stay on top of their nutrition without disrupting their busy lives.

This document outlines the system requirements for glacial-food, ensuring that the application meets the needs of its target audience while maintaining scalability and usability.

2. System Overview

The glacial-food system will provide users with a seamless experience for tracking their meals, monitoring calorie intake, and receiving personalized meal suggestions. The platform will prioritize efficiency, offering features that save time and reduce friction for users with tight schedules. The system will be accessible via both web and mobile applications, ensuring convenience and flexibility.

Key features include:

• Quick meal logging with minimal input.
• Automatic calorie and nutrient tracking.
• Personalized meal suggestions based on user preferences and dietary goals.
• Integration with wearable devices for activity and calorie burn tracking.
• A clean, intuitive interface designed for rapid interaction.

The system will be developed with scalability in mind, leveraging modern technologies to ensure performance and reliability.

3. Functional Requirements

• As a User, I should be able to log meals quickly with minimal input.
• As a User, I should be able to track my daily calorie and nutrient intake.
• As a User, I should be able to receive personalized meal suggestions based on my dietary preferences and goals.
• As a User, I should be able to view my meal history and progress over time.
• As a User, I should be able to set dietary goals (e.g., calorie limits, macronutrient targets).
• As a User, I should be able to integrate the app with wearable devices to track activity and calorie burn.
• As a User, I should be able to receive reminders to log meals or drink water.
• As a User, I should be able to access the platform on both web and mobile devices.
• As a User, I should be able to save time with efficient workflows and features designed for busy schedules.

4. User Personas

4.1 Busy Professional

• Description: A working individual with a packed schedule who wants to maintain a healthy diet without spending too much time on meal tracking.
• Goals: Quick meal logging, calorie tracking, and personalized meal suggestions.
• Pain Points: Lack of time, complex interfaces, and forgetting to log meals.

4.2 Health-Conscious Parent

• Description: A parent juggling family responsibilities who wants to ensure they and their family eat healthily.
• Goals: Easy meal tracking, reminders, and family-friendly meal suggestions.
• Pain Points: Limited time, need for simplicity, and managing multiple dietary needs.

4.3 Fitness Enthusiast

• Description: A fitness-focused individual who wants to monitor their nutrition and activity levels to achieve specific fitness goals.
• Goals: Detailed nutrient tracking, integration with wearables, and goal setting.
• Pain Points: Need for accuracy, integration with fitness devices, and real-time feedback.

5. Visuals Colors and Theme

The glacial-food platform will adopt a fresh, modern, and calming aesthetic to resonate with busy users while maintaining a professional and approachable vibe. The color palette is inspired by natural and glacial tones, promoting a sense of clarity and focus.

• Background: #F5F9FC (Soft Glacier White)
• Surface: #E1EAF2 (Frosted Ice Blue)
• Text: #2C3E50 (Deep Slate Gray)
• Accent: #4BA3C7 (Arctic Blue)
• Muted Tones: #A9BDC9 (Muted Glacier Gray)

6. Signature Design Concept

Dynamic Time-Saving Dashboard

The homepage of glacial-food will feature a dynamic, time-saving dashboard designed to immediately address the needs of busy users. Upon logging in, users will be greeted with a personalized "Today at a Glance" section, which highlights:

• A summary of their daily calorie and nutrient intake.
• Quick action buttons for logging meals, snacks, or water intake with a single tap.
• A smart meal suggestion carousel that adapts to the time of day (e.g., breakfast options in the morning, dinner options in the evening).
• A progress ring visually showing how close they are to achieving their daily goals.

The dashboard will feature micro-interactions, such as:

• Smooth animations when logging meals (e.g., a plate icon filling up as calories are added).
• A subtle glow effect on the progress ring as users approach their goals.
• A "Quick Add" floating button that expands into a radial menu for logging meals, water, or activity.

The design will also include a time-based theme shift, where the background subtly changes hues throughout the day (e.g., soft blues in the morning, warmer tones in the evening) to create a dynamic and engaging user experience.

7. Non-Functional Requirements

• The system must support at least 10,000 concurrent users without performance degradation.
• The mobile application must be compatible with Android 8.0+ and iOS 12.0+.
• The web application must be compatible with the latest versions of Chrome, Firefox, Safari, and Edge.
• The system must ensure data security and comply with GDPR and other relevant data protection regulations.
• The application should load within 2 seconds on a standard 4G connection.
• The system must provide 99.9% uptime reliability.

8. Tech Stack

Frontend

• React for Web
• React Native for Mobile App

Backend

• Python
• FastAPI

Database

• MySQL (with Alembic for migrations)

AI Models

• GPT 5.2 for user-friendly responses
• Claude 4.5 Opas for coding-related tasks
• Google Nano Banana for image generation

AI Tools

• Litellm for LLM Routing
• Langchain

Local Orchestration

• Docker
• docker-compose

Server-Side Orchestration

• Kubernetes

9. Assumptions and Constraints

• The primary audience is located in Nigeria (NG), so the default timezone will be WAT (West Africa Time).
• The application will support English as the primary language.
• Internet connectivity is required for most features, but offline meal logging will be supported.
• The system will not include a payment gateway in the initial release.

10. Glossary

• Meal Logging: The process of recording food and drink consumption.
• Calorie Tracking: Monitoring the number of calories consumed and burned.
• Wearable Devices: Smart devices like fitness trackers or smartwatches that monitor physical activity.
• Progress Ring: A visual representation of progress toward a goal, typically displayed as a circular chart.
• Micro-Interactions: Small, subtle animations or design elements that enhance user experience.