AuthState.performActionWithFreshTokens(callback: (freshToken: String?))

class TransportService {
  suspend fun getAllTasks(): List<Task> {
    authState.performActionWithFreshToken() { freshToken ->
      return ktorClient.get<List<Task>>()
    }
  }
}

suspend function can be called only within coroutines scope

suspend fun getAllTasks(): List<Task> = suspendCancellableCoroutine { cont ->
    authState.performActionWithFreshToken() { freshToken ->
      cont.resume(ktorClient.get<List<Task>>())
    }
  }

cont

suspend fun getAllTasks(): List<Task> = suspendCancellableCoroutine { cont ->
    authState.performActionWithFreshToken() { freshToken ->
      cont.resume() {
        var list = listOf<Task>()

        do {
          list.addAll(ktorClient.get<List<Task>>())
        }
        while(moreTask)

        return list
      }
    }
  }

suspendCancellableCoroutine

suspend fun getAllTasks(): List<Task> = suspendCancellableCoroutine { cont ->
    authState.performActionWithFreshToken() { freshToken ->
        var list = listOf<Task>()

        do {
          list.addAll(ktorClient.get<List<Task>>())
        }
        while(moreTask)

        cont.resume(list)
      }
  }

ktorClient.get<List<Task>>()