Models and ViewModels
Feature Model
Overview
The Feature
model is a simple data structure used in ShipThatApp
to represent the individual features or benefits showcased during the app's onboarding process.
Implementation
The model is a Swift struct
that conforms to the Identifiable
protocol, which makes it compatible with SwiftUI's ForEach
and other list structures.
Properties
id
: A unique identifier for each instance of theFeature
, usually of typeUUID
.title
: A string value representing the name or headline of the feature.description
: A string providing a more detailed explanation of the feature.icon
: An optional string that can store the name of the corresponding icon image asset.
Purpose
The Feature
model is designed to encapsulate all necessary information about an onboarding feature in a single, reusable object. It is utilized to dynamically generate onboarding content by iterating over an array of Feature
instances.
Usage
Typically, an array of Feature
objects is created to represent each slide or card within the onboarding view. This array can then be used in a ForEach
loop to generate the corresponding UI elements, each bound to a Feature
's properties.
Example
Here is a conceptual representation of how the Feature
model might be used to create onboarding content (actual source code not provided):
struct OnboardingView: View {
let features: [Feature] = [
Feature(title: "Easy to Use", description: "Get started quickly with a user-friendly interface.", icon: "icon-easy-to-use"),
Feature(title: "Secure", description: "We use state-of-the-art security measures to protect your information.", icon: "icon-secure")
]
var body: some View {
TabView {
ForEach(features) { feature in
FeatureCardView(feature: feature)
}
}
.tabViewStyle(PageTabViewStyle())
}
}
Customization
Developers may add additional properties to the Feature
model to accommodate specific needs, such as URL links for more information, video assets, or color themes for each feature.
Testing
Testing for the Feature
model would involve ensuring that each instance carries the necessary data and that any computed properties or methods, if added, function as expected.