I'm simply trying to use a proxy to route a http request in Swift to measure the average round trip time of a list of proxies. I've went through multiple Stack Overflow threads on this topic but they are all super old / outdated.
format:host:port:username:password
I also added the info.plist entry:
NSAllowsArbitraryLoads -> NSExceptionDomains
When I call the function below I am prompted with a menu that says
"Proxy authentication required. Enter the password for HTTP proxy ... in settings"
I closed this menu inside my app and tried the function below again and it worked without giving me the menu a second time. However even though the function works without throwing any errors, it does NOT use the proxies to route the request.
Why does the request work (throws no errors) but does not use the proxies? I'm assuming it's because the password isn't entered in the settings as the alert said. My users will want to test proxy speeds for many different Hosts/Ports, it doesn't make sense to enter the password in settings every time. How can I fix this issue?
func averageProxyGroupSpeed(proxies: [String], completion: @escaping (Int, String) -> Void) {
let numProxies = proxies.count
if numProxies == 0 {
completion(0, "No proxies")
return
}
var totalTime: Int64 = 0
var successCount = 0
let group = DispatchGroup()
let queue = DispatchQueue(label: "proxyQueue", attributes: .concurrent)
let lock = NSLock()
let shuffledProxies = proxies.shuffled()
let selectedProxies = Array(shuffledProxies.prefix(25))
for proxy in selectedProxies {
group.enter()
queue.async {
let proxyDetails = proxy.split(separator: ":").map(String.init)
guard proxyDetails.count == 4,
let port = Int(proxyDetails[1]),
let url = URL(string: "http://httpbin.org/get") else {
completion(0, "Invalid proxy format")
group.leave()
return
}
var request = URLRequest(url: url)
request.timeoutInterval = 15
let configuration = URLSessionConfiguration.default
configuration.connectionProxyDictionary = [
AnyHashable("HTTPEnable"): true,
AnyHashable("HTTPProxy"): proxyDetails[0],
AnyHashable("HTTPPort"): port,
AnyHashable("HTTPSEnable"): false,
AnyHashable("HTTPUser"): proxyDetails[2],
AnyHashable("HTTPPassword"): proxyDetails[3]
]
let session = URLSession(configuration: configuration)
let start = Date()
let task = session.dataTask(with: request) { _, _, error in
defer { group.leave() }
if let error = error {
print("Error: \(error.localizedDescription)")
} else {
let duration = Date().timeIntervalSince(start) * 1000
lock.lock()
totalTime += Int64(duration)
successCount += 1
lock.unlock()
}
}
task.resume()
}
}
group.notify(queue: DispatchQueue.main) {
if successCount == 0 {
completion(0, "Proxies Failed")
} else {
let averageTime = Int(Double(totalTime) / Double(successCount))
completion(averageTime, "")
}
}
}
Swift Packages
RSS for tagCreate reusable code, organize it in a lightweight way, and share it across Xcode projects and with other developers using Swift Packages.
Posts under Swift Packages tag
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My question is simple, I do not have much experience in writing swift code, I am only doing it to create a small executable that I can call from my python application which completes Subcription Management.
I was hoping someone with more experience could point out my flaws along with giving me tips on how to verify that the check is working for my applicaiton. Any inight is appreciated, thank you.
import Foundation
import StoreKit
class SubscriptionValidator {
static func getReceiptURL() -> URL? {
guard let appStoreReceiptURL = Bundle.main.appStoreReceiptURL else {
print("No receipt found.")
return nil
}
return appStoreReceiptURL
}
static func validateReceipt() -> Bool {
guard let receiptURL = getReceiptURL(),
let receiptData = try? Data(contentsOf: receiptURL) else {
print("Could not read receipt.")
return false
}
let receiptString = receiptData.base64EncodedString()
let validationResult = sendReceiptToApple(receiptString: receiptString)
return validationResult
}
static func sendReceiptToApple(receiptString: String) -> Bool {
let isSandbox = Bundle.main.appStoreReceiptURL?.lastPathComponent == "sandboxReceipt"
let urlString = isSandbox ? "https://sandbox.itunes.apple.com/verifyReceipt" : "https://buy.itunes.apple.com/verifyReceipt"
let url = URL(string: urlString)!
let requestData: [String: Any] = [
"receipt-data": receiptString,
"password": "0b7f88907b77443997838c72be52f5fc"
]
guard let requestBody = try? JSONSerialization.data(withJSONObject: requestData) else {
print("Error creating request body.")
return false
}
var request = URLRequest(url: url)
request.httpMethod = "POST"
request.httpBody = requestBody
request.setValue("application/json", forHTTPHeaderField: "Content-Type")
let semaphore = DispatchSemaphore(value: 0)
var isValid = false
let task = URLSession.shared.dataTask(with: request) { data, response, error in
guard let data = data, error == nil,
let jsonResponse = try? JSONSerialization.jsonObject(with: data) as? [String: Any],
let status = jsonResponse["status"] as? Int else {
print("Receipt validation failed.")
semaphore.signal()
return
}
if status == 0, let receipt = jsonResponse["receipt"] as? [String: Any],
let inApp = receipt["in_app"] as? [[String: Any]] {
for purchase in inApp {
if let expiresDateMS = purchase["expires_date_ms"] as? String,
let expiresDate = Double(expiresDateMS) {
let expiryDate = Date(timeIntervalSince1970: expiresDate / 1000.0)
if expiryDate > Date() {
isValid = true
}
}
}
}
semaphore.signal()
}
task.resume()
semaphore.wait()
return isValid
}
}
When I created a search box on the homepage, I was able to enter text in the input field while previewing in Xcode. However, after clicking "Build" and running the app, I couldn't type anything into the input field in the demo interface. Additionally, I received the following error message:
If you want to see the backtrace, please set CG_NUMERICS_SHOW_BACKTRACE environmental variable.
Error: this application, or a library it uses, has passed an invalid numeric value (NaN, or not-a-number) to CoreGraphics API and this value is being ignored. Please fix this problem.
How can I fix this issue?
Here is my ContentView.swift code:
import SwiftUI
struct ContentView: View {
@State private var searchText: String = ""
@State private var isSearching: Bool = false
var body: some View {
NavigationStack {
GeometryReader { geometry in
VStack {
Spacer()
.frame(height: geometry.size.height.isNaN ? 0 : geometry.size.height * 0.3)
VStack(spacing: 20) {
Text("NMFC CODES LOOKUP")
.font(.title2)
.bold()
TextField("Search...", text: $searchText)
.textFieldStyle(PlainTextFieldStyle())
.padding(10)
.frame(height: 40)
.frame(width: geometry.size.width.isNaN ? 0 : geometry.size.width * 0.9)
.background(Color.white)
.cornerRadius(8)
.overlay(
HStack {
Spacer()
if !searchText.isEmpty {
Button(action: {
searchText = ""
}) {
Image(systemName: "xmark.circle.fill")
.foregroundColor(.gray)
.padding(.trailing, 8)
}
}
}
)
.overlay(
RoundedRectangle(cornerRadius: 8)
.stroke(Color.gray.opacity(0.5), lineWidth: 1)
)
Button(action: {
isSearching = true
}) {
Text("Search")
.foregroundColor(.white)
.frame(width: geometry.size.width * 0.9, height: 40)
.background(Color.blue)
.cornerRadius(8)
}
.disabled(searchText.isEmpty)
Text("Created & Designed & Developed By Matt")
.font(.caption)
.foregroundColor(.gray)
.padding(.top, 10)
}
Spacer()
.frame(height: geometry.size.height * 0.7)
}
.frame(width: geometry.size.width)
}
.background(Color(red: 250/255, green: 245/255, blue: 240/255))
.navigationDestination(isPresented: $isSearching) {
SearchResultsView(searchQuery: searchText)
}
}
.background(Color(red: 250/255, green: 245/255, blue: 240/255))
.ignoresSafeArea()
}
}
#Preview {
ContentView()
}
So the battery level value is in accurate returns the battery percentage in multiple of 5 values e.g. battery percentage is 42 but the api returns it as 40. So please fix the issue if possible because i checked that the
devices running iOS versions below 17 appear to be working fine.
I am using Xcode 15 and working on a localised app. I use the new String Catalogs feature which works great for my app. In my app I created some local package like Apple has done it in the Backyard Birds example. However the translations I did in the package's String Catalog won’t be used in the app. What am I doing wrong?
Fatal Error in Swift Playground
Description
I'm experiencing a catastrophic error when importing Package Dependency in any Swift Playgrounds that has icon or name that caused the whole Playground won't work anymore with error messages below.
I'm current running macOS Sequoia 15.3 (24D60) and Swift Playgrounds 4.6.1. They're all up-to-date.
Reproduction
Open Swift Playgrounds and and create a new project.
Import a package dependency
https://github.com/simibac/ConfettiSwiftUI.git
Rename the project and add an icon
Then you should able the reproduce the problem. I strongly believed that this is a serious bug.
You'll find that Assets in the left column are disappeared and appeared Assets.xcassets, you're unable to reveal the Dependency in the column like the reference picture above. The whole Playground is destroyed now and unable to work anymore.
Topic:
Developer Tools & Services
SubTopic:
Swift Playground
Tags:
Swift Packages
Swift
Swift Playground
When test support code relies on production code, a diamond can occur. If this occurs across packages, it can lead to duplicated symbols and incorrect behavior at runtime despite no warnings at build time. This only occurs in Xcode and top-level application testing. This doesn't occur when the code being tested is in a separate package.
I'm trying to understand how to correctly manage shared test support code which needs to access production code, or if this is the correct way and it is an Xcode bug.
For a minimized example project, see https://github.com/rnapier/SupportCode.
The setup includes three packages: Dependencies, which manages all the dependencies for the app and tests; Core which contains core logic and test support; and Feature, which relies on Core an contains feature-related logic and test support.
Building this system causes Core.framework to show up three times in DerivedData:
./App.app/PlugIns/AppTests.xctest/Frameworks/Core_59974D35D_PackageProduct.framework
./App.app/Frameworks/Core_59974D35D_PackageProduct.framework
./PackageFrameworks/Core_59974D35D_PackageProduct.framework
When unit tests are run, there is a collision on the symbol for Keychain:
objc[48914]: Class _TtC8Keychain8Keychain is implemented in both /Users/ornapier/Library/Developer/Xcode/DerivedData/App-grdjljgevqofhqgflgtrqvhvbtej/Build/Products/Debug-iphonesimulator/PackageFrameworks/Core_59974D35D_PackageProduct.framework/Core_59974D35D_PackageProduct (0x100a98118) and /Users/ornapier/Library/Developer/CoreSimulator/Devices/216C441E-4AE5-45EC-8E52-FA42D8562365/data/Containers/Bundle/Application/7197F2F2-EB26-42FF-B7DB-67116159897D/App.app/PlugIns/AppTests.xctest/AppTests (0x1011002c0). One of the two will be used. Which one is undefined.
This is not a benign warning. There are two distinct copies of _TtC8Keychain8Keychain and test cases will access one and the app will access a different one. This leads to mismatches when accessing static instances such as .shared.
I believe this dependency graph should work, and it does work as long as the top-level testing system is a Swift module. But if it is the application, it builds successfully, but behaves incorrectly in subtle ways.
Hey everyone!
I’m encountering an issue while attempting to animate height changes of the content inside safeAreaInset(edge:alignment:spacing:content:).
When animating a reduction in the frame height, the container view (in my case, Map) also animates unexpectedly.
However, when animating an increase in the frame height, the animation works smoothly, and the Map view remains still.
How can I address this odd resizing behavior of the container?
Code:
struct MapView: View {
var body: some View {
Map()
.safeAreaInset(edge: .bottom) {
MapDetailView()
}
}
}
struct MapDetailView: View {
@State private var oldHeightOffset: CGFloat = 0
@State private var newHeightOffset: CGFloat = 0
@State private var containerHeight: CGFloat = 0
private var drag: some Gesture {
DragGesture(coordinateSpace: .global)
.onChanged { value in
withAnimation(.interactiveSpring) {
newHeightOffset = oldHeightOffset + value.translation.height
}
}
.onEnded { value in
switch newHeightOffset {
case containerHeight * 0.625...containerHeight:
withAnimation(.spring) {
newHeightOffset = containerHeight * 0.75
}
case containerHeight * 0.25..<containerHeight * 0.625:
withAnimation(.spring) {
newHeightOffset = containerHeight * 0.5
}
case 0..<containerHeight * 0.25:
withAnimation(.spring) {
newHeightOffset = 0
}
default:
break
}
oldHeightOffset = newHeightOffset
}
}
var body: some View {
NavigationStack {
Rectangle()
.fill(.clear)
.containerBackground(.ultraThinMaterial, for: .navigation)
}
.gesture(drag)
.containerRelativeFrame(.vertical) { length, _ in
length - newHeightOffset
}
.onGeometryChange(for: CGFloat.self) { geometryProxy in
let frame = geometryProxy.frame(in: .local)
return frame.height + newHeightOffset
} action: { containerHeight in
self.containerHeight = containerHeight
}
}
}
Reducing safe area inset's content height (drag down):
Increasing safe area inset's content height (drag up):
Since upgrading to Xcode 16, I've noticed that when I add new files to my local Swift packages, the "Update Package" option is no longer available when I right-click on my local package.
In previous versions of Xcode, I used this feature to make Xcode recognize newly added files without any issues.
Now, with Xcode 16, the only way I've found to get Xcode to recognize new files is to remove and re-add the entire package, which is obviously not ideal.
I've tried cleaning the build folder and rebuilding the project, but it doesn't seem to help.
Is there a new workflow or method in Xcode 16 to refresh or update local Swift packages without needing to remove and re-add them every time?
Any suggestions or workarounds would be greatly appreciated!
What I’ve tried so far:
Cleaning and rebuilding the project
Looking for any options under "File > Packages" menu
Environment:
Xcode 16
Local Swift Package
Thanks in advance!
My organization just started having problems with Xcode Cloud this week.
We have created a pretty simple 'Build on Pull Request'. The problem is our builds have started failing immediately because with the error.
"Could not resolve package dependencies:"
What is even more frustrating is the dependency that reported failed seem to changes every time.
This did not happen before this week.
Our build process is fairly vanilla, through Xcode. (We are NOT using CLI xcodebuild)
I can build a locally just fine from a clean build, and cleaning derived data.
Nothing has changed in our dependencies.
We are not using any private dependencies.
So I am stumped on what else to do how to debug, and fix this, because I am not sure how to encourage the Xcode Cloud build runner/server that the dependences are available and to jsut go get them.
Any help would be great, because we just started using Xcode Cloud to get away from Fastlane (which was causing problems), and it would be frustrating if this is a sign of things to come.
Sincerely,
Stan
Topic:
Developer Tools & Services
SubTopic:
Xcode Cloud
Tags:
Swift Packages
Developer Tools
Continuous Integration
Xcode Cloud
I have a working Xcode Cloud setup for my iOS and macOS targets, and I'm trying to add visionOS support. The issue is that Firebase requires using their source distribution for visionOS (instead of their default binary distribution).
Locally, this works by launching Xcode with:
open -a Xcode --env FIREBASE_SOURCE_FIRESTORE project.xcodeproj
For Xcode Cloud, I've added a ci_post_clone.sh script that sets this environment variable for visionOS builds:
#!/bin/bash
if [[ $CI_PRODUCT_PLATFORM == "xrOS" ]]; then
echo "Running setup for visionOS..."
export FIREBASE_SOURCE_FIRESTORE=1
fi
However, I'm getting the following error during build:
an out-of-date resolved file was detected at /.../project.xcworkspace/xcshareddata/swiftpm/Package.resolved, which is not allowed when automatic dependency resolution is disabled
So since setting FIREBASE_SOURCE_FIRESTORE=1 changes which SPM dependencies are required:
Normal setup uses: abseil-cpp-binary, grpc-binary
Source distribution needs: abseil-cpp-swiftpm, grpc-ios, boringssl-swiftpm
What's the recommended way to handle this in Xcode Cloud when maintaining builds for all platforms? Should I be using separate workflows with different branches for different platforms? Or is there a better approach?
System:
Xcode 16.2
Using SPM for dependency management
Firebase iOS SDK 10.29.0
Building for iOS, macOS, and visionOS
Thanks in advance for any guidance!
Topic:
Developer Tools & Services
SubTopic:
Xcode Cloud
Tags:
Swift Packages
Xcode
Xcode Cloud
visionOS
Hi,
I'd like to call an Async function upon a state change or onAppear() but I'm not sure how to do so. Below is my code:
.onAppear() {
if !subscribed {
await Subscriptions().checkSubscriptionStatus()
}
}
class Subscriptions {
var subscribed = UserDefaults.standard.bool(forKey: "subscribed")
func checkSubscriptionStatus() async {
if !subscribed {
await loadProducts()
}
}
func loadProducts() async {
for await purchaseIntent in PurchaseIntent.intents {
// Complete the purchase workflow.
await purchaseProduct(purchaseIntent.product)
}
}
func purchaseProduct(_ product: Product) async {
// Complete the purchase workflow.
do {
try await product.purchase()
}
catch {
// Add your error handling here.
}
// Add your remaining purchase workflow here.
}
}
After upgrading to xcode 16.2 I see the following crash when resolving dependencies via command line:
** INTERNAL ERROR: Unable to load workspace '....' **
Uncaught Exception: *** -[NSMutableArray insertObjects:atIndexes:]: count of array (15) differs from count of index set (14)
Stack:
0 __exceptionPreprocess (in CoreFoundation)
1 objc_exception_throw (in libobjc.A.dylib)
2 -[__NSCFString characterAtIndex:].cold.1 (in CoreFoundation)
3 -[NSMutableArray insertObjects:atIndexes:] (in CoreFoundation)
4 __50-[IDEGroup insertGroupSubitems:atIndexes:context:]_block_invoke (in IDEFoundation)
5 -[DVTModelObjectGraph performBlockCoalescingModelChanges:] (in DVTFoundation)
6 -[IDEGroup insertGroupSubitems:atIndexes:context:] (in IDEFoundation)
7 -[NSMutableArray(DVTFoundationClassAdditions) dvt_sortedInsertOfObjects:withComparator:] (in DVTFoundation)
8 specialized IDESPMWorkspaceDelegate.registerDependencyFileReferences(_:modelGraphSynchronizerToken:) (in IDESwiftPackageCore)
9 specialized IDESPMWorkspaceDelegate.dependencyPackagesDidUpdate(packages:graphHasErrors:revalidatedFilePathCaches:modelGraphSynchronizerToken:) (in IDESwiftPackageCore)
10 closure #1 in IDESPMWorkspaceDelegate.packageGraphDidFinishAction(_:duration:result:) (in IDESwiftPackageCore)
11 partial apply for closure #1 in IDESPMWorkspaceDelegate.disableWorkspaceContentSynchronization(during:) (in IDESwiftPackageCore)
12 closure #1 in DVTModelObjectGraph.performBlockCoalescingModelChanges<A>(_:) (in DVTFoundation)
13 thunk for @callee_guaranteed () -> (@owned [String : NSObject]) (in DVTFoundation)
14 thunk for @escaping @callee_guaranteed () -> () (in DVTFoundation)
15 __58-[DVTModelObjectGraph performBlockCoalescingModelChanges:]_block_invoke (in DVTFoundation)
16 -[DVTModelGraphTransactionScope performTransaction:] (in DVTFoundation)
17 -[DVTModelObjectGraph performBlockCoalescingModelChanges:] (in DVTFoundation)
18 DVTModelObjectGraph.performBlockCoalescingModelChanges<A>(_:) (in DVTFoundation)
19 IDESPMWorkspaceDelegate.disableWorkspaceContentSynchronization(during:) (in IDESwiftPackageCore)
20 IDESPMWorkspaceDelegate.packageGraphDidFinishAction(_:duration:result:) (in IDESwiftPackageCore)
21 partial apply for thunk for @escaping @isolated(any) @callee_guaranteed @async () -> () (in IDESwiftPackageCore)
22 SPMWorkspace.packageGraphActionFinished(_:) (in SwiftPM)
23 closure #2 in closure #3 in SPMWorkspace.processPackageGraphActionsInBackgroundIfNeeded(canProcessPackageGraphActions:) (in SwiftPM)
24 dispatch thunk of SPMWorkspaceOrchestrationDelegate.packageGraphDidFinishAction(_:duration:result:) (in SwiftPM)
25 specialized thunk for @escaping @isolated(any) @callee_guaranteed @async () -> (@out A) (in SwiftPM)
26 partial apply for specialized thunk for @escaping @isolated(any) @callee_guaranteed @async () -> (@out A) (in SwiftPM)
27 completeTaskWithClosure(swift::AsyncContext*, swift::SwiftError*) (in libswift_Concurrency.dylib)
sh: line 1: 24112 Abort trap: 6 env NSUnbufferedIO=YES xcodebuild -scheme XXX-Package -destination 'platform=iOS Simulator,id=950768B8-85B4-4250-A7EC-5AE8758369EE' -derivedDataPath .DerivedData -resultBundlePath '/.../XXX-Package.xcresult' -enableCodeCoverage YES -skipPackagePluginValidation -skipMacroValidation -disablePackageRepositoryCache build test```
Are there any workaround for this?
Latest version of Xcode 16.1.
I have an existing package dependency which is sitting on a git@ssh.dev.azure.com account.
So, now whenever I remove that package dependency, I can no longer add it within the Xcode UI. Just no possible way to add it or find it in the Search or Enter Package URL text field.
How on earth are we meant to add SSH packages now?
Anyone else have this issue? If so, have you found a work-around without having to manually edit the package dependencies in the project?
I keep having to delete keys in com.apple.dt.Xcode.plist in order to paste in an URL to a package without having to deal with and endless spinner. Then, after I do that to bring in a package that has a macro, it's a crap shoot that it will recognize the macro when I try to import it.
What's the deal?
We have developed a custom iOS framework called PaySDK. Earlier we distributed the framework as PaySDK.xcframework.zip through GitHub (Private repo) with two dependent xcframeworks.
Now, one of the clients asking to distribute the framework through Swift Package Manager.
I have created a new Private repo in the GitHub, created the new release (iOSSDK_SPM_Test) tag 1.0.0. Uploaded the below frameworks as Assets and updated the downloadable path in the Package.Swift and pushed to the GitHub Main branch.
PaySDK.xcframework.zip
PaySDKDependentOne.xcframework.zip
PaySDKDependentTwo.xcframework.zip
When I try to integrate (testing) the (https://github.com/YuvaRepo/iOSSDK_SPM_Test) in Xcode, am not able to download the frameworks, the downloadable path is pointing to some old path (may be cache - https://github.com/YuvaRepo/iOSSDK_SPM/releases/download/1.2.0/PaySDK.xcframework.zip).
Package.Swift:
// swift-tools-version:5.3
import PackageDescription
let package = Package(
name: "iOSSDK_SPM_Test",
platforms: [
.iOS(.v13)
],
products: [
// Products define the executables and libraries a package produces, making them visible to other packages.
.library(
name: "iOSSDK_SPM_Test",
targets: ["PaySDK", "PaySDKDependentOne", "PaySDKDependentTwo"]
)
],
targets: [
// Targets are the basic building blocks of a package, defining a module or a test suite.
// Targets can depend on other targets in this package and products from dependencies.
.binaryTarget(
name: "PaySDK",
url: "https://github.com/YuvaRepo/iOSSDK_SPM_Test/releases/download/1.0.0/PaySDK.xcframework.zip",
checksum: " checksum "
),
.binaryTarget(
name: "PaySDKDependentOne",
url: "https://github.com/YuvaRepo/iOSSDK_SPM_Test/releases/download/1.0.0/PaySDKDependentOne.xcframework.zip",
checksum: " checksum "
),
.binaryTarget(
name: "PaySDKDependentTwo",
url: "https://github.com/YuvaRepo/iOSSDK_SPM_Test/releases/download/1.0.0/PaySDKDependentTwo.xcframework.zip",
checksum: " checksum "
),
.testTarget(
name: "iOSSDK_SPM_TestTests",
dependencies: ["PaySDK", "PaySDKDependentOne", "PaySDKDependentTwo"]
)
]
)
Steps I followed:
I have tried below steps,
Removed the local repo and cloned new
rm -rf ~/Library/Caches/org.swift.swiftpm/
rm -rf ~/Library/Developer/Xcode/DerivedData/*
Can anyone help to identify the issue and resolve? Thanks in advance.
0
I am developing a custom Picture in Picture (PiP) app that plays videos. The video continues to play even when the app goes to the background, but I would like to be able to get the bool value when the PiP is hidden on the edge, as shown in the attached image. The reason why we need this is because we don't want the user to consume extra network bandwidth, so we want to pause the video when the PiP is hidden on the edge of the screen. Please let me know if this is possible. This can be done in the foreground or in the background.
Hi, I am trying to update what entities are visible in my RealityView. After the SwiftData set is updated, I have to restart the app for it to appear in the RealityView.
Also, the RealityView does not close when I move to a different tab. It keeps everything on and tracking, leaving the model in the same location I left it.
import SwiftUI
import RealityKit
import MountainLake
import SwiftData
struct RealityLakeView: View {
@Environment(\.modelContext) private var context
@Query private var items: [Item]
var body: some View {
RealityView { content in
print("View Loaded")
let lakeScene = try? await Entity(named: "Lake", in: mountainLakeBundle)
let anchor = AnchorEntity(.plane(.horizontal, classification: .any, minimumBounds: SIMD2<Float>(0.2, 0.2)))
@MainActor func addEntity(name: String) {
if let lakeEntity = lakeScene?.findEntity(named: name) {
// Add the Cube_1 entity to the RealityView
anchor.addChild(lakeEntity)
} else {
print(name + "entity not found in the Lake scene.")
}
}
addEntity(name: "Island")
for item in items {
if(item.enabled) {
addEntity(name: item.value)
}
}
// Add the horizontal plane anchor to the scene
content.add(anchor)
content.camera = .spatialTracking
} placeholder: {
ProgressView()
}
.edgesIgnoringSafeArea(.all)
}
}
#Preview {
RealityLakeView()
}
Topic:
Spatial Computing
SubTopic:
General
Tags:
Swift Packages
RealityKit
Reality Composer Pro
SwiftData
I tried to update my ios from 17.2 to 18.1 on my iphone 14 pro. I use this device for testing my apps. when i go to my sdk, i got double back button and when i clicked the back button it will go to blank screen
here is the ss
double back button
got blank screen
its never happened on ios 17 and below
i use coordinator and UINavigationController
anyone have solutions?
Bellow I created Manager to be easier for me to handle app limits, but for some reason It never reached callbacks function, I have permission for screen time, I added the capabilities for it also, I'm sure, I send correctly the appTokens, categoriesTokens ... and the time limit and it also reach ✅ Monitoring started for..., I don't know what to do anymore:
import SwiftUI
import DeviceActivity
import FamilyControls
import ManagedSettings
@MainActor
class AppUsageManager: DeviceActivityMonitor, ObservableObject {
static let shared = AppUsageManager()
private let deviceActivityCenter = DeviceActivityCenter()
private var monitoringSelections: [DeviceActivityName: (selection: FamilyActivitySelection, timeLimit: DateComponents)] = [:]
private var resetTimer: Timer?
private override init() {
super.init()
print("🟢 AppUsageManager initialized.")
}
// MARK: - Public Methods
/// Configures monitoring for a selection with a specific event name and time limit.
func configureMonitoring(
for selection: FamilyActivitySelection,
timeLimitInMinutes: Int,
activityName: String,
eventName: String
) {
let activityName = DeviceActivityName(activityName)
let eventName = DeviceActivityEvent.Name(eventName)
monitoringSelections[activityName] = (selection, DateComponents(minute: timeLimitInMinutes))
setupMonitoring(for: activityName, with: eventName)
}
/// Stops monitoring for a specific event.
func stopMonitoring(for activityName: String) {
let activityName = DeviceActivityName(activityName)
Task {
print("🛑 Stopping monitoring for \(activityName.rawValue).")
deviceActivityCenter.stopMonitoring([activityName])
monitoringSelections.removeValue(forKey: activityName)
}
}
/// Stops all monitoring.
func stopAllMonitoring() {
print("🛑 Stopping monitoring")
deviceActivityCenter.stopMonitoring()
}
// MARK: - Private Methods
/// Sets up monitoring for a specific event.
private func setupMonitoring(
for activityName: DeviceActivityName,
with eventName: DeviceActivityEvent.Name
) {
stopAllMonitoring()
guard let (selection, timeLimit) = monitoringSelections[activityName] else {
print("⚠️ No selection configured for \(activityName.rawValue).")
return
}
print("🛠 Setting up monitoring for \(activityName.rawValue).")
print("📋 Monitoring Details:")
print("- Time Limit: \(timeLimit.minute ?? 0) minutes.")
let warningThreshold = DateComponents(minute: 3)
let timeZone = TimeZone.current
let schedule = DeviceActivitySchedule(
intervalStart: DateComponents(timeZone: timeZone, hour: 0, minute: 0, second: 0),
intervalEnd: DateComponents(timeZone: timeZone, hour: 23, minute: 59, second: 59),
repeats: true,
warningTime: warningThreshold
)
let events: [DeviceActivityEvent.Name: DeviceActivityEvent] = [
eventName: DeviceActivityEvent(
applications: selection.applicationTokens,
categories: selection.categoryTokens,
webDomains: selection.webDomainTokens,
threshold: timeLimit
)
]
do {
try deviceActivityCenter.startMonitoring(
activityName,
during: schedule,
events: events
)
print("✅ Monitoring started for \(activityName.rawValue) with time limit \(timeLimit.minute ?? 0) minutes.")
} catch {
print("❌ Failed to start monitoring \(activityName.rawValue): \(error.localizedDescription)")
}
}
// MARK: - DeviceActivityMonitor Overrides
override func intervalDidStart(for activity: DeviceActivityName) {
print("🟢 Interval for \(activity.rawValue) started.")
}
override func intervalWillStartWarning(for activity: DeviceActivityName) {
print("⚠️ Warning: \(activity.rawValue) is about to start.")
}
/// Handles warnings for approaching the time limit.
override func eventWillReachThresholdWarning(
_ event: DeviceActivityEvent.Name,
activity: DeviceActivityName
) {
super.eventWillReachThresholdWarning(event, activity: activity)
print("⚠️ Warning: \(activity.rawValue) is about to reach its time limit.")
print("⚠️ Event: \(event.rawValue)")
}
/// Handles when the time limit is reached.
override func eventDidReachThreshold(
_ event: DeviceActivityEvent.Name,
activity: DeviceActivityName
) {
super.eventDidReachThreshold(event, activity: activity)
print("🟢 Limit reached.")
Task { @MainActor in
print("🕒 \(activity.rawValue) has reached its time limit.")
print("🕒 Event: \(event.rawValue)")
guard let (selection, _) = monitoringSelections[activity] else {
print("⚠️ No selection configured for \(activity.rawValue).")
return
}
blockApps(for: selection)
}
}
// MARK: - Blocking Logic
/// Blocks the selected apps/categories.
private func blockApps(for selection: FamilyActivitySelection) {
print("🔒 Blocking apps/categories for selection.")
print("- Applications: \(selection.applicationTokens)")
print("- Categories: \(selection.categoryTokens)")
let store = ManagedSettingsStore()
store.shield.applications = selection.applicationTokens
store.shield.applicationCategories = .specific(selection.categoryTokens)
print("🔒 Apps/categories blocked successfully.")
}
}