[bdotnet] cloud connected mobile apps
Post on 16-Jul-2015
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Architecting Cloud Connected Mobile Apps
Nish Anil
Microsoft MVP .NET & a Xamarin Evangelist! @nishanil | nish@xamarin.com
Mobile Apps Target 3 platforms (iOS, Android, Windows Phone)
Create Native User Interface (iOS != Android != Windows Phone)
Provide Platform specific User Experience
High Performance
Scalable
Xamarin
Xamarin.Forms
Shared UI Code!
traditional ui code sharing with all native
Code Sharing?
Platform Divergence Platforms differ, even in subtle ways
File locations for DBs, etc.
Some shared code needs to be platform-aware
Devices differ widely, even within a platform
Hardware Features: camera, compass, NFC
Form Factor: Screen size, ratio, density
So?
X-Plat Architecture
Whats a Pattern?
Patterns Vocabulary Singleton
Faade (or Manager)
Provider (also, Simple Dependency)
Model View ViewModel (MVVM)
Model View Controller (MVC)
Singleton
Facade
Provider
MVC
MVVM
Project Structure
Demo!
public class ExpenseItem { [PrimaryKey, AutoIncrement] public int ID { get; set; } public string Name { get; set; } public double Amount { get; set; }
}
Model
public List Expenses
Scale!
Cloud Connected Apps
Azure
Parse
Initialize
await a list of data
await inserting a new object
Demo!
http://xhackers.co/xhacknight/
Questions?@nishanil | nish@xamarin.com
Thanks!