wotjd’s gists

wotjd / LoopPlayerView.swift

Created September 18, 2024 18:07

an implementation of UIKit bridged LoopPlayerView


	import SwiftUI
	import AVKit

	// NOTE: be careful when use as it has state problem.
	struct LoopPlayerView: View {
	let player: AVQueuePlayer
	let playerItem: AVPlayerItem
	let configuration: PlayerView.Configuration

wotjd / FigmaBackgroundBlur.swift

Created September 9, 2024 11:29

implementation of figma's background blur

	import SwiftUI

	struct VisualEffectView: UIViewRepresentable {
	let visualEffectViewConfiguration: (UIVisualEffectView) -> Void

	init(
	visualEffectViewConfiguration: @escaping (UIVisualEffectView) -> Void = { _ in }
	) {
	self.visualEffectViewConfiguration = visualEffectViewConfiguration
	}

wotjd / Carousel.swift

Last active August 28, 2024 07:57

implementation of infinite scroll carousel using SwiftUI


	import SwiftUI

	struct Carousel<Data: RandomAccessCollection, Content: View>: View where Data.Index: Hashable {
	let data: Data
	let content: (Data.Element) -> Content

	let shouldFitWidth: Bool
	let shouldFitHeight: Bool

wotjd / TaskManagingActor.swift

Created June 25, 2024 18:10

results using previous task without creating new task

	actor MyActor {
	var currentTask: Task<Void, Error>?

	@discardableResult
	func run<Value>(
	_ action: @Sendable (_ actor: isolated MyActor) async throws -> Value
	) async rethrows -> Value {
	try await action(self)
	}
	}

wotjd / MoyaProvider+Extension.swift

Created April 1, 2024 16:39

Moya async request with handling cancellation

	import Foundation
	import Moya

	struct AsyncRequestError: Error {
	// TODO: add Description
	}

	extension MoyaProvider {
	// method #1 - using AsyncThrowingStream
	func request(_ target: Target) async throws -> Response {

wotjd / CallAsFunction.swift

Created January 10, 2023 11:14

	protocol AProtocol {
	func callAsFunction()
	}

	class AClass: AProtocol {
	func callAsFunction() { print("hi there") }
	}

	let a: any AProtocol = AClass()
	a() // prints "hi there"

wotjd / View+UIKitSheet.swift

Last active September 20, 2024 07:50

Present UIKit based sheet as simple as SwiftUI

	import SwiftUI

	#Preview {
	struct SampleView: View {
	@State var presentsSheet = false

	var body: some View {
	Button { presentsSheet.toggle() } label: { Text("Toggle Sheet") }
	.uiKitSheet(
	isPresented: $presentsSheet,

wotjd / Publisher+makeHot.swift

Last active December 27, 2022 13:10

	import Combine

	extension Publisher {
	func makeHot() -> AnyPublisher<Output, Failure> {
	let subject = PassthroughSubject<Void, Never>()
	let publisher = map(Result.success)
	.catch { Just(.failure($0)) }
	.prefix(untilOutputFrom: subject)
	.makeConnectable()
	let connection = publisher.connect()

wotjd / compositional_waterfall_layout.swift

Created October 26, 2022 11:37

a simple implementation of waterfall layout using compositional layout

	import UIKit

	extension UICollectionViewCompositionalLayout {
	static func waterfall(
	columnCount: Int,
	interItemSpacing: CGFloat = 0,
	lineSpacing: CGFloat = 0,
	itemCountProvider: @escaping (Int) -> Int,
	itemSizeProvider: @escaping (IndexPath) -> CGSize,
	sectionConfigurator: @escaping (inout NSCollectionLayoutSection) -> Void = { _ in },

wotjd / Combine+ShareWhileConnected.swift

Last active December 27, 2022 13:15

	import Foundation
	import Combine

	// shareWhileConnected using Combine Proof of Concept
	extension Publisher {
	func shareWhileConnected() -> Publishers.ShareWhileConnected<Self, PassthroughSubject<Output, Failure>> {
	.init(upstream: self)
	}
	}

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