System Requirements Document for happy-gst

1. Introduction

The "happy-gst" project is a micro SaaS platform designed to address GST filing mismatches, e-invoice validation failures, and reconciliation issues faced by companies, particularly targeting CA firms, manufacturers, and distributors in India. The platform aims to simplify the complex compliance software landscape for small firms by automating error detection and correction processes.

2. System Overview

2a. Product Interpretation and Delivery Boundary

• Domain Descriptors:

  • GST Filing Error Resolution: The platform addresses GST filing mismatches and e-invoice validation failures.
  • Automated Error Detection and Correction: The platform automates error detection and suggests corrections.

• Product Intent: GST & E-Invoice Error Resolution Platform for CA firms, manufacturers, and distributors.

• Exclusions: Generic compliance software features not explicitly required.

• Custom Pages:

  • Upload GST JSON/Excel: A page for users to upload GST data files.
  • Detect Errors Automatically: A page for automatic error detection in uploaded files.
  • Suggest Corrections: A page to suggest corrections for detected errors.
  • Generate Corrected Files: A page to generate corrected GST files.

• Access: Application-owned interface for error resolution and file generation.

• Behavior Contracts:

  • Detect Errors Automatically: Triggered by system processing of uploaded files, resulting in error detection.
  • Suggest Corrections: Triggered by detected errors, resulting in correction suggestions.

2b. Source Content Inventory

No authoritative content sources were provided for factual content verification.

2c. Page Content and Component Coverage

• Upload GST JSON/Excel Page:

  • Information: Instructions for uploading GST data files.
  • Actions: File upload functionality for JSON and Excel formats.
  • States: Loading, success, error states for file uploads.

• Detect Errors Automatically Page:

  • Information: Overview of the error detection process.
  • Actions: Automatic error detection in uploaded files.
  • States: Error detection progress, success, failure notifications.

• Suggest Corrections Page:

  • Information: Display of detected errors and suggested corrections.
  • Actions: Review and apply suggested corrections.
  • States: Correction suggestion success, failure notifications.

• Generate Corrected Files Page:

  • Information: Summary of corrections applied.
  • Actions: Generate and download corrected GST files.
  • States: File generation progress, success, failure notifications.

3. Functional Requirements as Story Points

• As a CA firm, manufacturer, or distributor, I should be able to upload GST JSON/Excel files for processing. explicit
• As a system, I should automatically detect errors in uploaded GST data to streamline the error resolution process. explicit
• As a platform operator, I should be able to suggest corrections for detected errors to assist users in resolving issues. explicit
• As a user, I should be able to generate corrected GST files after applying suggested corrections. explicit

4. User Personas

• CA Firms, Manufacturers, Distributors: Primary users who upload GST data and utilize error detection and correction features.
• Platform Operator: Responsible for maintaining and updating the platform, ensuring smooth operation.

5. Core User Flows

1. File Upload Flow:

   • User navigates to the "Upload GST JSON/Excel" page.
   • User uploads a GST data file.
   • System confirms successful upload or displays an error message.

2. Error Detection Flow:

   • System processes the uploaded file.
   • Errors are automatically detected.
   • User is notified of the detection results.

3. Correction Suggestion Flow:

   • Detected errors are displayed on the "Suggest Corrections" page.
   • User reviews and applies suggested corrections.
   • System confirms successful application or displays an error message.

4. File Generation Flow:

   • User navigates to the "Generate Corrected Files" page.
   • User generates and downloads the corrected GST file.
   • System confirms successful generation or displays an error message.

6. Visuals Colors and Theme

• Primary: #007BFF (dominant brand color)
• Primary Light: #66B2FF (lighter tint for hover states)
• Secondary: #6C757D (supporting neutral color)
• Accent: #28A745 (emphasis color for CTAs)
• Highlight: #FFC107 (color for notifications and active indicators)
• Background: #FFFFFF (page background color)
• Surface: #F8F9FA (card/panel background)
• Text: #212529 (primary text color)
• Text Muted: #6C757D (secondary text color)
• Border: #DEE2E6 (subtle border color)

7. Signature Design Concept

The "Upload GST JSON/Excel" page will feature a clean and intuitive layout, with a prominent file upload section. The design will incorporate a modern, professional aesthetic suitable for business users, with clear instructions and feedback messages. The use of the primary color will guide users through the upload process, while accent colors will highlight key actions and notifications.

8. Interaction Model & Motion Direction

• Interaction Model: Animated
  • Moderate scroll-triggered reveals and hover transitions.
  • Spring physics on interactive elements for a polished user experience.

9. Non-Functional Requirements

No additional non-functional requirements were inferred beyond those necessary for the explicit functional requirements.

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 platform will not include generic compliance software features unless explicitly required.
• The system will operate without persistent user identity or authentication.

12. Glossary

• GST: Goods and Services Tax
• E-Invoice: Electronic Invoice
• JSON: JavaScript Object Notation
• SaaS: Software as a Service

This document outlines the requirements and design for the "happy-gst" project, ensuring a focused and efficient development process tailored to the needs of CA firms, manufacturers, and distributors in India.