Coordinator 코드

ListOfPurchasesCoordinator.swift

protocol ListOfPurchasesCoordinatorProtocol: Coordinator {
    func presentInputView()
    func presentModifyView(item: Item)
    func presentCustomsInformationView(viewModel: ListOfPurchasesViewModel)
}

class ListOfPurchasesCoordinator: ListOfPurchasesCoordinatorProtocol {
    weak var viewController: UIViewController?
    let disposeBag = DisposeBag()
    
    init(viewController: UIViewController) {
        self.viewController = viewController
    }
    
    private func purchaseInputViewController() -> PurchaseInputViewController {
        let purchaseInputViewController = Service.shared.container.resolve(PurchaseInputViewController.self)!
        purchaseInputViewController.viewModel = Service.shared.container.resolve(PurchaseInputViewModel.self)!
        purchaseInputViewController.purchaseInputCoordinator = PurchaseInputCoordinator(viewController: purchaseInputViewController)
        purchaseInputViewController.viewModel.dismiss.subscribe(onNext: { [weak purchaseInputViewController] _ in
            purchaseInputViewController?.dismiss(animated: true, completion: nil)
        }).disposed(by: disposeBag)
        purchaseInputViewController.modalTransitionStyle = .crossDissolve
        return purchaseInputViewController
    }
    
    func presentInputView() {
        Service.shared.container.register(PurchaseInputViewModel.self) { _ in PurchaseInputViewModel() }
        let purchaseInputViewController = self.purchaseInputViewController()
        if let latestSelectedCurrency = Currency(rawValue: Defaults[.latestSelectedCurrency]) {
            purchaseInputViewController.viewModel.currency.accept(latestSelectedCurrency)
        }
        if let latestSelectedCategory = PurchaseCategory(rawValue: Defaults[.latestSelectedPurchaseCategory]) {
            purchaseInputViewController.viewModel.category.accept(latestSelectedCategory)
        }
        self.viewController?.present(purchaseInputViewController, animated: true, completion: nil)
    }
    
    func presentModifyView(item: Item) {
        let param = (id: item.id, currency: item.currency, category: item.category, price: item.price, createdAt: item.createdAt)
        Service.shared.container.register(PurchaseInputViewModel.self) { _ in PurchaseInputViewModel(id: param.id, currency:param.currency, category: param.category, price: param.price, createdAt: param.createdAt) }
        let purchaseInputViewController = self.purchaseInputViewController()
        self.viewController?.present(purchaseInputViewController, animated: true, completion: nil)
    }
    
    func presentCustomsInformationView(viewModel: ListOfPurchasesViewModel) {
        let customsInformationViewController = Service.shared.container.resolve(CustomsInformationViewController.self)!
        customsInformationViewController.modalTransitionStyle = .crossDissolve
        customsInformationViewController.viewModel = CustomsInformationViewModel(viewModel: viewModel)
        customsInformationViewController.viewModel.dismisss.subscribe(onNext: { [weak customsInformationViewController] _ in
            customsInformationViewController?.dismiss(animated: true, completion: nil)
        }).disposed(by: disposeBag)
        self.viewController?.present(customsInformationViewController, animated: true, completion: nil)
    }
}