Software Specification Document: Instagram Saved Posts Viewer

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1. Introduction

Project Overview

The Instagram Saved Posts Viewer is a visually immersive and highly functional web application that enhances the way users organize, view, and interact with their saved Instagram posts. By offering advanced tools for sorting, filtering, searching, and dynamically presenting content, the app transforms saved posts into a streamlined, organized, and enjoyable browsing experience.

The platform is built using modern technologies such as Next.js 15 with the App Router, TypeScript, TailwindCSS, shadcn-ui, and Framer Motion for smooth animations and transitions. It ensures a responsive, performant, and accessible user interface while maintaining a strong focus on data security and compliance.

Purpose and Scope

• Purpose: To empower users with flexible, enhanced viewing options for their Instagram saved posts, improving accessibility and organization.
• Scope:
  • Authenticate users via Instagram OAuth and fetch saved posts securely.
  • Provide tools for sorting, filtering, and searching posts.
  • Offer multiple layout options (grid, list, timeline) with dynamic animations.
  • Ensure robust performance, security, and scalability.

Objectives

1. Securely authenticate users via Instagram OAuth to fetch saved posts.
2. Enable sorting, filtering, and search functionality for effective content discovery.
3. Offer interactive and dynamic layouts (grid, list, timeline) with smooth transitions.
4. Deliver a visually engaging and performant experience.
5. Ensure user data privacy, security, and compliance with GDPR and industry standards.

Target Users and Roles

Role	Description	Responsibilities
User	Individuals organizing saved Instagram posts.	Authenticate, view, sort, filter, and search.
Admin	System administrator (future expansion).	Manage infrastructure, API limits, and logs.

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2. Functional Requirements

User Stories / Use Cases

1. As a user, I want to securely connect my Instagram account to fetch and view my saved posts.
2. As a user, I want to sort saved posts by date or Instagram creators for better organization.
3. As a user, I want to filter posts by date range, hashtags, or keywords.
4. As a user, I want to search for posts using captions, usernames, and hashtags.
5. As a user, I want to toggle between grid, list, and timeline layouts for flexible viewing.
6. As a user, I want smooth animations and transitions for an engaging experience.
7. As a user, I want my session and data to remain secure and private.

Features and Functionalities

Feature 1: Secure Instagram OAuth Integration

• Purpose: Enable user authentication and retrieval of Instagram saved posts.
• Implementation:
  1. Use Instagram OAuth 2.0 for secure login.
  2. Fetch saved posts data (images, captions, timestamps, creators).
  3. Store tokens securely with expiration management.
• Input: OAuth Token.
• Output: JSON data including image URLs, captions, hashtags, creator names, and timestamps.
• Libraries: Instagram Graph API, Supabase Auth.

Feature 2: Sorting and Filtering Tools

• Sorting Options:
  • By Date: Newest to oldest, oldest to newest.
  • By Creator: Group posts by Instagram users.
• Filtering Options:
  • By Date Range: Select specific timeframes.
  • By Keyword: Match captions, hashtags, or creator names.
• Implementation:
  • Use client-side state management with optimized querying via Supabase.
  • Provide real-time feedback during sorting and filtering.
• Libraries: Zustand (state management), Supabase Queries.

Feature 3: Advanced Search Functionality

• Purpose: Allow users to locate posts quickly.
• Parameters:
  • Full-text search on captions.
  • Match hashtags.
  • Search for usernames.
• Implementation:
  • Utilize Supabase's full-text search for fast and accurate results.
  • Debounce input to optimize performance.
• Libraries: Supabase Database, React Query.

Feature 4: Dynamic Layouts with Smooth Transitions

• Layout Options:
  1. Grid View: Thumbnail-based for quick browsing.
  2. List View: Detailed metadata with larger images.
  3. Timeline View: Chronological stacked posts.
• Implementation:
  • Modular layout components using shadcn-ui and TailwindCSS.
  • Use Framer Motion for smooth transitions between layouts.

Feature 5: Interactive Animations and Visual Feedback

• Purpose: Create a modern and engaging user experience.
• Examples:
  • Smooth layout transitions.
  • Hover and focus effects.
  • Loading spinners and skeleton screens.
• Implementation: Declarative animations via Framer Motion.

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3. Non-Functional Requirements

Category	Details
Performance	Load time < 1 second; API response < 500ms.
Scalability	Support up to 10,000 posts per user.
Security	OAuth 2.0, HTTPS, token encryption.
Privacy	GDPR and privacy law compliance.
Usability	Responsive across all devices.
Accessibility	WCAG 2.1 compliance for inclusivity.
Reliability	Fallbacks for API limits and connection errors.

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4. Technical Requirements

Tech Stack

• Frontend: Next.js 15 (App Router), TypeScript, TailwindCSS, shadcn-ui.
• Animations: Framer Motion.
• State Management: Zustand.
• Backend: Supabase (PostgreSQL) for querying and storage.
• API: Instagram Graph API.
• Hosting: Vercel for frontend, Supabase for backend.

System Architecture

User ↔ Next.js Frontend ↔ Supabase Backend ↔ Instagram Graph API

File Structure

project-root/
│-- app/
│   ├── layout.tsx
│   ├── page.tsx
│   ├── [postId]/page.tsx
│-- components/
│   ├── PostCard.tsx
│   ├── Filters.tsx
│   ├── SearchBar.tsx
│   ├── LayoutToggle.tsx
│-- lib/
│   ├── supabaseClient.ts
│   └── instagramApi.ts
│-- utils/
│   ├── animations.ts
│-- styles/
│-- public/
│-- .env

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5. UI/UX Guidelines

Design Principles

• Clean and Minimalist UI: Focus on content clarity.
• Interactive Feedback: Use animations for engaging transitions.
• Responsive: Optimized for mobile, tablet, and desktop.
• Accessible: Ensure WCAG 2.1 compliance.

Wireframes

• Home Page: Gallery with filters, search, and layout toggle.
• Post Detail Page: Enlarged post view with captions and metadata.

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6. Project Timeline and Milestones

Phase	Description	Duration	Deadline
Phase 1: Planning	Finalize requirements and designs.	1 week	[Date]
Phase 2: Development	OAuth, layouts, sorting, search features.	4 weeks	[Date]
Phase 3: Testing	Functional, performance, security tests.	2 weeks	[Date]
Phase 4: Deployment	Launch to production via Vercel.	1 week	[Date]

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7. Risks and Mitigation Strategies

Risk	Mitigation Plan
Instagram API rate limits	Implement caching and API retry logic.
OAuth token leaks	Enforce HTTPS, encrypt tokens.
Large datasets rendering issues	Use virtualization for large lists.
Data privacy compliance	Regular audits and GDPR adherence.

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8. Conclusion and Next Steps

The Instagram Saved Posts Viewer delivers an enhanced way to interact with saved Instagram posts through intuitive tools, modern design, and robust performance. This document provides a complete blueprint for development, ensuring alignment with project goals.

Next Steps:

1. Review and approve the specification.
2. Set up project repository and development environment.
3. Kick off development and conduct iterative sprints.
4. Perform rigorous testing and optimize for deployment.

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End of Document