AbstractFactory from PowerTools

AbstractFactory.swift

public protocol AbstractFactory {
    
    associatedtype Context
    
    var context: Context { get }
    
    var presenterViewController: UIViewController? { get }

    func make(from builder: Builder<Context>) -> UIViewController?
    
    func getBuilder(from builderContainer: BuilderContainer) -> Builder<Context>?
}

public extension AbstractFactory {
    
    func getBuilder(from container: BuilderContainer) -> Builder<Context>? {
        return container.getBuilder(Context.self)
    }
    
    func make(from builder: Builder<Context>) -> UIViewController? {
        return builder.build(self.context)
    }
}

public extension AbstractFactory where Self: UIViewController {
    
    var presenterViewController: UIViewController? {
        return self
    }
}