How to integrate Supabase authentication in Swift.

https://supabase.com/auth

Install Supabase through the Swift package manager.

repo is here: https://github.com/supabase-community/supabase-swift

Swift package manager, Supabase-swift

Using SPM, install the supabase-swift package.

Code implementation

//
//  AuthManager.swift
//  Created by Fredric Cliver
//

import AuthenticationServices
import Foundation
@_spi(Experimental) import GoTrue
import Supabase

let MySupabaseUrlString: String = "https://{project-id}.supabase.co"
let MySupabaseUrl: URL = URL(string: "https://{project-id}.supabase.co")!
let MySupabaseKey: String =
  "{supabase secret key}"

class AuthManager {
  static let shared = AuthManager()
  private init() {}

  let supabaseClient = SupabaseClient(supabaseURL: MySupabaseUrl, supabaseKey: MySupabaseKey)

  // referenced from https://github.com/supabase-community/supabase-swift/issues/89#issuecomment-1630223900
  func loginWithAppleViaSupabase(
    _ credential: ASAuthorizationAppleIDCredential, completion: @escaping (User?) -> Void
  ) {

    guard
      let idToken = credential.identityToken
        .flatMap({ String(data: $0, encoding: .utf8) })
    else {…