AdamM-FC

# Loan allocation coding challenge

A requirement of the Funding Circle marketplace is to *fairly* allocate loans to investors, according to certain investor-specific criteria.

In this coding challenge you are required to write code that takes a loan as input and allocates it to an investor.

## Challenge data

**Loans** have the following attributes:

AdamM-FC

Mock Backend

Create a simple mock API using:

Simulate endpoints for:

GET /managers - Returns all managers and their assigned tasks.

POST /tasks - Adds a new task and triggers task assignment logic.

AdamM-FC

func handleError<Value>(publisher: PublisherResponse<BorrowerDetailsResponse, NetworkError>,
                       to keyPath: ReferenceWritableKeyPath<Self, Value>,
                       value: Value) {

        publisher.sink(receiveCompletion: { [weak self] completion in
            if case let .failure(error) = completion {
                self?[keyPath: keyPath] = value
                print(error)
            }
        }) { (response) in

AdamM-FC

typealias SubscriberResponse<CustomError: Swift.Error> = Subscribers.Completion<CustomError>

typealias CompletionHandler<CustomError: Swift.Error> = (SubscriberResponse<CustomError>) -> Void

protocol MappableViewModel: class {
    associatedtype CustomError: Swift.Error
    var cancellables: Set<AnyCancellable> { get set }

    func bind<Value>(_ publisher: AnyPublisher<Value, Never>,
                             to keyPath: ReferenceWritableKeyPath<Self, Value>)

AdamM-FC

typealias PublisherResponse<Value, CustomError: Swift.Error> = Publishers.Share<Publishers.ReceiveOn<AnyPublisher<Value, CustomError>, DispatchQueue>>

protocol MappableViewModel: class {
    associatedtype CustomError: Swift.Error
    var cancellables: Set<AnyCancellable> { get set }

    func bind<Value>(_ publisher: AnyPublisher<Value, Never>,
                             to keyPath: ReferenceWritableKeyPath<Self, Value>)
    func createPropertyPublisher<Value>(publisher: PublisherResponse<Value, CustomError>) -> AnyPublisher<Value, Never>
}

AdamM-FC

protocol MappableViewModel: class {
    var cancellables: Set<AnyCancellable> { get set }

    func bind<Value>(_ publisher: AnyPublisher<Value, Never>,
                             to keyPath: ReferenceWritableKeyPath<Self, Value>)
}

extension MappableViewModel {
    func bind<Value>(_ publisher: AnyPublisher<Value, Never>,
                             to keyPath: ReferenceWritableKeyPath<Self, Value>) {