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[英]Correctly parsing through a JSON array with multiple objects using Alamofire and SwiftyJSON
[英]Parsing Alamofire result into objects in Swift (using: Alamofire, SwiftyJSON & ObjectMapper)
我在解析傳入的JSON時遇到問題。
這是我的功能:
func postCheckUserPhonenumbers(phonenumbers:[String], completionHandler: (([AnyObject?], AnyObject?) -> Void)) {
let urlString = Constant.apiUrl().stringByAppendingFormat(Constant.apiPostCheckUserPhonenumbers)
let phoneNumbersDictionary = phonenumbers.map({ ["number": $0] })
let JSON = try? NSJSONSerialization.dataWithJSONObject(phoneNumbersDictionary, options: [])
let request = NSMutableURLRequest(URL: NSURL(string: urlString)!)
request.setValue("application/json", forHTTPHeaderField: "Content-Type")
request.HTTPMethod = "POST"
request.HTTPBody = JSON
Alamofire.request(request).validate().responseJSON(completionHandler: {response in
if response.result.isSuccess{
if let value = response.result.value {
// let json = JSON(value)
if let users:Array<User> = Mapper<User>().mapArray(value) {
completionHandler(users, nil)
} else {
completionHandler([nil], nil)
}
}
}
if response.result.isFailure{
let message = ApiMessage()
message.message = "No users found"
completionHandler([nil],message)
}
})
}
通常,我首先將結果轉換為JSON,但這次嘗試這樣做時會出現編譯錯誤:
實際上,這是我在函數上方聲明的JSON變量。 我現在有這個:
func postCheckUserPhonenumbers(phonenumbers:[String], completionHandler: (([AnyObject?], AnyObject?) -> Void)) {
let urlString = Constant.apiUrl().stringByAppendingFormat(Constant.apiPostCheckUserPhonenumbers)
let phoneNumbersDictionary = phonenumbers.map({ ["number": $0] })
let inputJSON = try? NSJSONSerialization.dataWithJSONObject(phoneNumbersDictionary, options: [])
let request = NSMutableURLRequest(URL: NSURL(string: urlString)!)
request.setValue("application/json", forHTTPHeaderField: "Content-Type")
request.HTTPMethod = "POST"
request.HTTPBody = inputJSON
Alamofire.request(request).validate().responseJSON(completionHandler: {response in
if response.result.isSuccess{
if let value = response.result.value {
let json = JSON(value)
let jsonString = json.rawString()
if let users:Array<User> = Mapper<User>().mapArray(jsonString) {
completionHandler(users, nil)
} else {
completionHandler([nil], nil)
}
}
}
if response.result.isFailure{
let message = ApiMessage()
message.message = "No users found"
completionHandler([nil],message)
}
})
}
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