From 1adbed9f8b94521befd237c14d36325a55037a41 Mon Sep 17 00:00:00 2001 From: Nicholas Tay Date: Sun, 17 Jul 2022 02:13:04 +1000 Subject: Experiment with async/await Note that URLSession async only works >=iOS 15. I changed the target for now, but may mess with continuations. --- foray/Presenters/PenguinItemPresenter.swift | 19 ++++++++++--------- 1 file changed, 10 insertions(+), 9 deletions(-) (limited to 'foray/Presenters') diff --git a/foray/Presenters/PenguinItemPresenter.swift b/foray/Presenters/PenguinItemPresenter.swift index c4553ae..1d617bf 100644 --- a/foray/Presenters/PenguinItemPresenter.swift +++ b/foray/Presenters/PenguinItemPresenter.swift @@ -8,18 +8,19 @@ import Foundation class PenguinItemPresenter { + + private struct Constants { + static let apiEndpoint = "https://users.windblume.net/~nick/upload/dummy.json" + } let fetcher = ForayFetcher() - func fetch(receiver: @escaping ([PenguinItemViewModel]) -> ()) { - fetcher.fetch(url: "https://users.windblume.net/~nick/upload/dummy.json") { [weak self] (apiItems: [PenguinItemModel]) in - // Callback to main thread here - // There probably is a nicer way to do it, but we will DispatchQueue it back - // from the Presenter-level for now (main thread from VC onwards) - DispatchQueue.main.async { - guard let self = self else { return } - receiver(self.transform(models: apiItems)) - } + func fetch() async -> [PenguinItemViewModel] { + do { + let apiItems: [PenguinItemModel] = try await fetcher.fetch(url: Constants.apiEndpoint) + return transform(models: apiItems) + } catch { + return [] } } -- cgit