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Showing posts from April, 2023

Swift API Manager -Alamofire-Refresh Token-With TestCases

  import Foundation import KeychainAccess enum APIError : Error { case accessTokenExpired case networkError // Add more error cases as needed } class APIManager { private let keychain = Keychain (service: "com.example.app.refreshToken" ) private let refreshTokenKey = "refreshToken" private var accessToken: String ? func callAPI < T : Codable >( urlString : String , method : String , parameters : [ String : Any ] ? , completion : @escaping ( Result < T , APIError >) -> Void ) { guard let url = URL (string: urlString) else { completion(.failure(.networkError)) return } var request = URLRequest (url: url) request.httpMethod = method // Add access token to the request headers if available if let token = accessToken { request.setValue( "Bearer \(token) " , forHTTPHeaderField: "Aut...
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Display HTML Code in UITextView and UILabel iOS in Swift 5

   How To Perfect Display HTML Code in UITextView and UILabel iOS in Swift 5 UITextView supports the display of text using custom style information and also supports text editing.  You typically use a text view to display multiple lines of text, such as when displaying the body of a large text document. This class supports multiple text styles through use of the attributedText property. This class supports multiple text styles through use of the attributedText property. (Styled text isn’t supported in versions of iOS earlier than iOS 6.) Setting a value for this property causes the text view to use the style information provided in the attributed string. You can still use the font, textColor, and textAlignment properties to set style attributes, but those properties apply to all of the text in the text view. It’s recommended that you use a text view—and not a UIWebView object—to display both plain and rich text in your app. #Extension extension String {    ...
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Swift 5.7 Some Change Optional Binding

Other than all the  new features of Swift 5.7  in iOS 16, Apple also announced Swift 5.7 which will come along with the release of   Xcode 14 . Let’s check out one minor but welcome change in Swift 5.7. Swift has the concept of optionals that many programming languages don’t have. An optional type means that it can either have a value or there isn’t a value. Swift forces you to check if an optional has a value before using it. Optional Binding is a common way to find out whether an optional has a value or not. Here is a sample code snippet using optional binding: 1 2 3 4 5 var phone : String ?   if let myPhone = phone {      print ( "Calling " + myPhone ) } If you’re new to Swift, the  if let  keyword means that if the optional  phone  contains a value, the value is saved to  myPhone . Inside the  if  block,  myPhone  is a constant that must contain a value. To simplify the constant or variable...
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