如果我的无记名令牌由http代码401过期,我需要恢复我的WebService,下面是我的代码。
当发生401错误时,意味着访问令牌已过期,我需要将刷新令牌发送到服务器以获得新的访问令牌。
假设我按了webservice1并给出了401 http代码,然后将生成新的承载令牌请求,并且相同的API恢复工作。我该怎么做?
import UIKit
import CryptoKit
class SharedWebService: NSObject {
static let sharedApiInstance = SharedWebService()
func generalApiMethod (parameter : NSDictionary ,completion: @escaping ((NSMutableArray?) -> Void))
{
var dashboarddata : NSMutableArray = NSMutableArray()
let urlString = String(format:"URL OF API HERE")
let url = URL(string: urlString)
guard let requestUrl = url else { fatalError() }
var request = URLRequest(url: requestUrl)
request.timeoutInterval = 60
let bearerToken = "current bearer token"
request.setValue(bearerToken, forHTTPHeaderField: "Authorization")
request.httpMethod = "GET"
request.setValue("application/json", forHTTPHeaderField: "Accept")
URLSession.shared.dataTask(with: request) {
(data, response, error) in
if let httpResponse = response as? HTTPURLResponse {
print(httpResponse.statusCode)
if httpResponse.statusCode == 401
{
// Refresh bearerToken get here
let bearerToken = self.getBearerTokenDevice() //fetch api to get new bearer token
return
}
}
guard error == nil else {
print(error!.localizedDescription);
DispatchQueue.main.async{
completion(dashboarddata)
}
return
}
guard let jsonData = data else { print("Empty data"); return }
if String(data: jsonData, encoding: String.Encoding.utf8) != nil
{
do {
let responseJSON = try? JSONSerialization.jsonObject(with: jsonData, options: [])
if let responseJSON = responseJSON as? [String: Any] {
//Success case do here reponse return
completion(dashboarddata)
}
}
}
}.resume()
}
func getBearerTokenDevice()-> String
{
//how to handle it
return "New bearer token from api fetch"
}
}发布于 2021-11-13 09:19:17
周围的工作是,
时都会刷新令牌。
这只是一个想法,在你的情况下,我认为,我认为它将被完成,可能是不同的。
https://stevenpcurtis.medium.com/use-operationqueue-to-chain-api-calls-in-swift-71eefd6891ef
这是制作Api呼叫链的指南。
https://stackoverflow.com/questions/68104052
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