iOS app for browsing Unsplash images with OAuth authentication. Features include infinite image feed with like/favorites functionality, full-screen viewing with zoom and share, and user profile. Built with Swift + UIKit and MVP architecture.
- OAuth Authentication: Secure login via Unsplash OAuth
- Infinite Image Feed: Endless scrolling through Unsplash Editorial images
- Like/Favorites: Add and remove images from favorites
- Full-Screen Viewing: Zoom, pan, and rotate images
- Share Images: Share image links outside the app
- User Profile: View user info, avatar, and favorite images
- Offline Support: Basic error handling with retry option
- UIKit with programmatic layout
- MVP architecture
- URLSession for networking
- Unsplash API integration
- OAuth 2.0 authentication
- GCD (Grand Central Dispatch) for background threading
The project follows MVP (Model-View-Presenter) architecture:
- View: UIKit views and ViewControllers. Passes user actions to Presenter
- Presenter: Contains business logic, prepares data for View
- Model: Data models and API service layer
- Helpers: OAuth token storage (Keychain), image caching
- OAuth Flow: WebView-based authentication with token storage in Keychain
- Image Loading: Async image loading with caching for smooth scrolling
- Pagination: Infinite scrolling with offset-based pagination
- Like/Unlike: API requests to add or remove favorites
- Full-Screen Gestures: Pinch to zoom and pan support
- git clone https://github.com/rfhfv/ImageFeed.git
- cd ImageFeed
- open ImageFeed.xcodeproj