refactor: remove commented-out code from IterableJwtGenerator.swift to clean up the implementation

Author: lposen

example/ios/IterableJwtGenerator.swift

@@ -8,123 +8,6 @@
 import CryptoKit
 import Foundation
 
-// class IterableJwtGenerator {
-
-//   private static let algorithm = "HS256"
-//   private static let maxTokenLifetimeMs: Int64 = 365 * 24 * 60 * 60 * 1000  // 1 year in milliseconds
-
-//   private static func millisToSeconds(_ millis: Int64) -> Int64 {
-//     return millis / 1000
-//   }
-
-//   /// Base64 URL encode without padding
-//   private static func base64UrlEncode(_ data: Data) -> String {
-//     let base64 = data.base64EncodedString()
-//     return
-//       base64
-//       .replacingOccurrences(of: "+", with: "-")
-//       .replacingOccurrences(of: "/", with: "_")
-//       .replacingOccurrences(of: "=", with: "")
-//   }
-
-//   private static let encodedHeader: String = {
-//     let header = "{\"alg\":\"HS256\",\"typ\":\"JWT\"}"
-//     let headerData = header.data(using: .utf8)!
-//     return base64UrlEncode(headerData)
-//   }()
-
-//   /// Generates a JWT from the provided secret and payload
-//   /// - Parameters:
-//   ///   - secret: Your organization's shared secret with Iterable
-//   ///   - payload: The JSON payload
-//   /// - Returns: A signed JWT
-//   static func generateToken(secret: String, payload: String) throws -> String {
-//     guard let payloadData = payload.data(using: .utf8) else {
-//       throw NSError(
-//         domain: "JWTGenerator", code: 1, userInfo: [NSLocalizedDescriptionKey: "Invalid payload"])
-//     }
-
-//     let encodedPayload = base64UrlEncode(payloadData)
-//     let encodedHeaderAndPayload = "\(encodedHeader).\(encodedPayload)"
-
-//     guard let secretData = secret.data(using: .utf8),
-//       let messageData = encodedHeaderAndPayload.data(using: .utf8)
-//     else {
-//       throw NSError(
-//         domain: "JWTGenerator", code: 2,
-//         userInfo: [NSLocalizedDescriptionKey: "Invalid secret or message"])
-//     }
-
-//     // HMAC-SHA256 signature
-//     let key = SymmetricKey(data: secretData)
-//     let signature = HMAC<SHA256>.authenticationCode(for: messageData, using: key)
-//     let signatureData = Data(signature)
-//     let encodedSignature = base64UrlEncode(signatureData)
-
-//     return "\(encodedHeaderAndPayload).\(encodedSignature)"
-//   }
-
-//   /// Generates a JWT (issued now, expires after the provided duration)
-//   /// - Parameters:
-//   ///   - secret: Your organization's shared secret with Iterable
-//   ///   - durationMs: The token's expiration time in milliseconds. Up to one year.
-//   ///   - email: The email to include in the token, or nil
-//   ///   - userId: The userId to include in the token, or nil
-//   /// - Returns: A JWT string
-//   static func generateToken(secret: String, durationMs: Int64, email: String?, userId: String?)
-//     throws -> String
-//   {
-//     guard durationMs <= maxTokenLifetimeMs else {
-//       throw NSError(
-//         domain: "JWTGenerator", code: 3,
-//         userInfo: [NSLocalizedDescriptionKey: "Duration must be one year or less."])
-//     }
-
-//     let hasEmail = email != nil && !email!.isEmpty
-//     let hasUserId = userId != nil && !userId!.isEmpty
-
-//     guard (hasEmail && !hasUserId) || (!hasEmail && hasUserId) else {
-//       throw NSError(
-//         domain: "JWTGenerator", code: 4,
-//         userInfo: [
-//           NSLocalizedDescriptionKey: "The token must include a userId or email, but not both."
-//         ])
-//     }
-
-//     let now = millisToSeconds(Int64(Date().timeIntervalSince1970 * 1000))
-//     let exp = now + millisToSeconds(durationMs)
-
-//     var payloadDict: [String: Any] = [
-//       "iat": now,
-//       "exp": exp,
-//     ]
-
-//     if let userId = userId {
-//       payloadDict["userId"] = userId
-//     } else if let email = email {
-//       payloadDict["email"] = email
-//     }
-
-//     guard let payloadData = try? JSONSerialization.data(withJSONObject: payloadDict, options: []),
-//       let payload = String(data: payloadData, encoding: .utf8)
-//     else {
-//       throw NSError(
-//         domain: "JWTGenerator", code: 5,
-//         userInfo: [NSLocalizedDescriptionKey: "Failed to serialize payload"])
-//     }
-
-//     return try generateToken(secret: secret, payload: payload)
-//   }
-// }
-
-//
-//  IterableTokenGenerator.swift
-//  swift-sdk
-//
-//  Created by Apple on 22/10/24.
-//  Copyright © 2024 Iterable. All rights reserved.
-//
-
 @objcMembers public final class IterableJwtGenerator: NSObject {
 
   /// Base64 URL encode without padding (URL-safe base64 encoding for JWT)