Oni-zerone

protocol ResourceCell {
    
    func setupResource(title: String)
    
    func setupResource(description: String)
    
    func setupResource(imageURL URL: URL)
}

struct ResourceItemViewModel: ItemViewModel {

Oni-zerone

protocol ResourceCell {
    
    func setupResource(title: String)
    
    func setupResource(description: String)
    
    func setupResource(imageURL URL: URL)
}

Oni-zerone

class ResourceCollectionViewCell: UICollectionViewCell {
    
    @IBOutlet weak var titleLabel: UILabel!
    
    @IBOutlet weak var descriptionLabel: UILabel!
    
    @IBOutlet weak var imageView: UIImageView!
}

extension ResourceCollectionViewCell: ResourceCell {

Oni-zerone

//The standard Interface to make requests and get AsyncContent
protocol RequestManager {
    
    func getContent(_ resourceId: Int, completion: @escaping (Resource.AsyncContent?, Error?) -> ())
}

//The concrete Implementation of the interface, this object is responsible to do the real Network request and parse the result.
struct APIRequestManager: RequestManager {
    

Oni-zerone

public protocol GridSection: SectionViewModel {
    
    var lineItems: Int? { get }
    
    var referenceItemWidth: CGFloat { get }
    
    var sectionInsets: UIEdgeInsets { get }
    
    var sectionHorizontalItemSpacing: CGFloat { get }
    

Oni-zerone

public protocol ItemViewDescriptor {
    
    var reuseIdentifier: String { get }
}

public protocol ItemViewModel {
    
    var descriptor: ItemViewDescriptor { get set }
    
    var reuseIdentifier: String { get }

Oni-zerone

public struct ViewRatio: Equatable {
    
    public var multiplier: CGFloat
    
    public var constant: CGFloat
}

public protocol GridDescriptor: GridItem {
    
    var ratio: ViewRatio { get }

Oni-zerone

class ColorCollectionViewCell: UICollectionViewCell { 

    struct Descriptor: ItemViewDescriptor, GridDescriptor {
        
        let reuseIdentifier: String = String(describing: ColorCollectionViewCell.self)
        
        let ratio: ViewRatio = ViewRatio(multiplier: 1.6, constant: 0.0)
    }
}

Oni-zerone

struct BaseSection: SectionViewModel {

    var header: ItemViewModel?

    var items: [ItemViewModel]

    var footer: ItemViewModel?

    init(header: ItemViewModel? = nil, items: [ItemViewModel] = [], footer: ItemViewModel? = nil) {
        self.header = header

Oni-zerone

open class Builder<Context> {
    
    public init() {  }
    
    open func build(_ context: Context) -> UIViewController? {
        return nil
    }
}