Instagram Clone — Paging3 + MVVM Demo

An Android app demonstrating advanced pagination patterns with Jetpack Paging 3, backed by the Unsplash photo API.

💡 What This Demonstrates

• Paging3 with RemoteMediator for network + local database pagination
• PagingSource for pure network paging
• MVVM Clean Architecture — separation of data, domain, and presentation layers
• Jetpack Compose UI with lazy loading

🛠 Tech Stack

Technology	Purpose
Kotlin	Primary language
Paging 3	Pagination library
RemoteMediator	Network + DB pagination
Room	Local cache
Retrofit	Network layer
Hilt	Dependency injection
Jetpack Compose	UI
MVVM Clean Architecture	App architecture

🔑 Unsplash API Setup

1. Register at unsplash.com/developers
2. Create a new app and copy your Access Key
3. Add to local.properties:

   UNSPLASH_ACCESS_KEY=your_key_here
   

🏗 Architecture Overview

UI (Compose) ← ViewModel ← Repository ← RemoteMediator + PagingSource
                                       ↕
                                   Room DB / Retrofit

🚀 How to Run

1. Clone the repo:

   git clone https://github.com/santhoshj001/Instagram-Clone.git

2. Add your Unsplash API key to local.properties
3. Open in Android Studio and run

📄 License

MIT — see LICENSE