[bdotnet] cloud connected mobile apps
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Architecting Cloud Connected Mobile Apps
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Nish Anil
Microsoft MVP .NET & a Xamarin Evangelist! @nishanil | [email protected]
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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
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Xamarin
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Xamarin.Forms
Shared UI Code!
traditional ui code sharing with all native
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Code Sharing?
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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
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So?
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X-Plat Architecture
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Whats a Pattern?
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Patterns Vocabulary Singleton
Faade (or Manager)
Provider (also, Simple Dependency)
Model View ViewModel (MVVM)
Model View Controller (MVC)
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Singleton
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Facade
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Provider
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MVC
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MVVM
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Project Structure
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Demo!
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public class ExpenseItem { [PrimaryKey, AutoIncrement] public int ID { get; set; } public string Name { get; set; } public double Amount { get; set; }
}
Model
public List Expenses
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Scale!
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Cloud Connected Apps
Azure
Parse
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Initialize
await a list of data
await inserting a new object
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Demo!
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http://xhackers.co/xhacknight/
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Thanks!