Composable Architecture (pendeknya TCA) adalah library untuk membangun aplikasi dengan cara yang konsisten dan mudah dimengerti, dengan komposisi, testing, dan design ergonomis. TCA dapat digunakan di SwiftUI, UIKit, dan lainnya, dan di platform Apple apa pun (iOS, macOS, tvOS, dan watchOS)
| @propertyWrapper | |
| struct NonEmptyString { | |
| var wrappedValue: String? | |
| init(wrappedValue: String?) { | |
| if wrappedValue?.isEmpty == true { | |
| self.wrappedValue = nil | |
| } else { | |
| self.wrappedValue = wrappedValue | |
| } |
| image.imageModificationBlock = { image in | |
| // try to set rounded corner only to top left and bottom left | |
| var modifiedImage: UIImage? | |
| var rect = CGRect(origin: CGPoint.zero, size: image.size) | |
| UIGraphicsBeginImageContextWithOptions(image.size, false, UIScreen.main.scale) | |
| let maskPath = UIBezierPath(roundedRect: rect, byRoundingCorners: [UIRectCorner.topLeft, UIRectCorner.bottomLeft], cornerRadii: CGSize(width: 10, height: 10)) | |
| maskPath.addClip() | |
| image.draw(in: rect) | |
| modifiedImage = UIGraphicsGetImageFromCurrentImageContext() |
| /** | |
| myProtocol.h | |
| */ | |
| @protocol MyProtocol <NSObject> | |
| @property (nonatomic) BOOL myVariable; | |
| @end | |
| /** | |
| MyClass.h | |
| */ |
| import AsyncDisplayKit | |
| class ViewController: ASViewController<ASDisplayNode> { | |
| private let storyNode: StoryNode | |
| private let postNode: PostNode | |
| init() { | |
| self.storyNode = StoryNode(stories: Story.generateDummyStory()) | |
| self.postNode = PostNode(posts: Post.generateDummyPosts()) |
| import AsyncDisplayKit | |
| class StoryNode: ASCollectionNode{ | |
| let stories: [Story] | |
| init(stories: [Story]) { | |
| self.stories = stories | |
| let layout = UICollectionViewFlowLayout() | |
| layout.scrollDirection = .horizontal |
| import AsyncDisplayKit | |
| class StoryCell: ASCellNode { | |
| private let story: Story | |
| // MARK: - Nodes | |
| private let userPicture: ASImageNode | |
| private let userName: ASTextNode | |
| init(story: Story) { |
| import AsyncDisplayKit | |
| class PostNode: ASTableNode { | |
| private let posts: [Post] | |
| init(posts: [Post]) { | |
| self.posts = posts | |
| super.init(style: .plain) | |
| import AsyncDisplayKit | |
| class PostCell: ASCellNode { | |
| let post: Post | |
| // MARK: - Nodes | |
| let headerNode: HeaderNode | |
| let postImage: ASImageNode | |
| let actionNode: ActionNode |
| import AsyncDisplayKit | |
| class ActionNode: ASDisplayNode { | |
| // MARK: - Nodes | |
| private let loveButton: ASImageNode | |
| private let commentButton: ASImageNode | |
| private let shareButton: ASImageNode | |
