System Requirements Document for Lemon-a

1. Introduction

This System Requirements Document (SRD) outlines the requirements for the Lemon-a project, an online store designed for a clothing business. The document details the system's functional and non-functional requirements, user personas, core user flows, and other essential components to guide the development process.

2. System Overview

Lemon-a is an e-commerce platform aimed at providing a seamless online shopping experience for customers looking to purchase clothing. The system will include features for browsing products, managing a product catalog, and user authentication to ensure secure access for store management.

2a. Product Interpretation and Delivery Boundary

• Domain Descriptor: E-commerce platform

  • Source Evidence: User specified an online store as the main feature.
  • Confidence: 0.9

• What is being built: An online store for a clothing business, including a public-facing store, authentication mechanisms, and a store management dashboard.

• Excluded Conventional Assumptions: The system will not include external recipient interactions, background automation, or generated documents.

• First-party Custom Pages:

  • Online Store: Public entry surface for customers to browse and purchase products.
  • Authentication: Identity access surface for user sign-up, login, and session management.
  • Store Management Dashboard: Internal workspace for the Store Owner to manage products.

• Access: Application-owned identity is required for store management operations.

• Behavior Contracts:

  • Browse and select products:

    • Actor: Customer
    • Trigger: Customer visits the online store.
    • Outcome: Visible list of products with details for selection.
    • State Lifetime: None
    • Identity Continuity: None
    • Audience Entry: Public
    • Failure Outcome: No products available to display

  • Add and update products:

    • Actor: Store Owner
    • Trigger: Store Owner manages the product catalog.
    • Outcome: Product catalog updated with new or modified items.
    • State Lifetime: Durable
    • Identity Continuity: Persistent
    • Audience Entry: Internal
    • Failure Outcome: Product not added or updated due to error

3. Functional Requirements as Story Points

• As a Customer, I should be able to browse and select products from the online store to view available clothing products. basic_default
• As a Customer, I should be able to view product details to make informed purchasing decisions. basic_default
• As a Store Owner, I should be able to add new products to the store's catalog to keep the inventory updated. basic_default
• As a Store Owner, I should be able to update existing product details to ensure accurate information is displayed. basic_default
• As a User, I should be able to sign up for an account to access personalized features. required_inference
• As a User, I should be able to log in to my account to manage my shopping activities. required_inference
• As a User, I should be able to maintain a session to ensure a seamless shopping experience. required_inference

4. User Personas

• Customer: The primary user interacting with the online store to browse and purchase clothing items.
• Store Owner: Responsible for managing products and orders within the online store.

5. Core User Flows

Customer Flow

1. Visit Online Store: Customer accesses the online store to browse products.
2. Browse Products: Customer views a list of available clothing items.
3. View Product Details: Customer selects a product to view detailed information.
4. Authentication (if needed): Customer signs up or logs in to proceed with purchases.

Store Owner Flow

1. Access Store Management Dashboard: Store Owner logs in to manage the product catalog.
2. Add New Product: Store Owner adds new products with details such as name, description, price, images, and stock.
3. Update Product Details: Store Owner modifies existing product information as needed.

6. Visuals Colors and Theme

• Primary: #FFCC00 (dominant brand color)
• Primary Light: #FFE066 (lighter tint for hover states)
• Secondary: #333333 (supporting color for text and icons)
• Accent: #FF6600 (emphasis color for CTAs and active states)
• Highlight: #FF9900 (color for notifications and active indicators)
• Background: #FFFFFF (page background color)
• Surface: #F7F7F7 (card/panel background)
• Text: #000000 (primary text color)
• Text Muted: #666666 (secondary text color)
• Border: #DDDDDD (subtle border color)

7. Signature Design Concept

The design for Lemon-a will focus on a clean and modern aesthetic, suitable for an online clothing store. The Online Store page will feature a grid layout for product listings, with high-quality images and concise product details. The Store Management Dashboard will have a straightforward interface for easy product management, with clear navigation and form fields for adding and updating products.

8. Interaction Model & Motion Direction

• Interaction Model: Animated
  • The Online Store page will feature moderate scroll-triggered reveals and hover transitions to enhance user engagement.
  • The Store Management Dashboard will prioritize clarity and ease of use, with minimal motion to maintain focus on task completion.

9. Non-Functional Requirements

No additional non-functional requirements were inferred beyond the need for secure access control and persistent identity for store management.

10. Tech Stack

• Frontend: React for Web
• Backend: Python with FastAPI
• Database: MySQL or MariaDB, using Alembic for migrations
• Local Orchestration: Docker, docker-compose

11. Assumptions and Constraints

• The system assumes a stable internet connection for optimal performance.
• User authentication is required for accessing the Store Management Dashboard.
• The online store will initially focus on clothing products.

12. Glossary

• Online Store: The public-facing platform where customers can browse and purchase products.
• Store Management Dashboard: An internal interface for the Store Owner to manage product listings.
• Authentication: The process of verifying user identity through sign-up and login mechanisms.
• Customer: An individual who visits the online store to browse and purchase products.
• Store Owner: The individual responsible for managing the online store's product catalog and orders.