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[英]Swift - Serialize object containing array of objects and send with alamofire
[英]Send JSON with array of objects as parameter in Alamofire with swift
我是Swift和Alamofire的新手,我想完成的工作就是發送一個數據結構,如下所示:
{
"name" : "Test name",
"intention" : "Purpose of practice test",
"id_frequency" : "1",
"member": [
{
"id_member" : "1",
"email" : "member1@gmail.com",
"id_member_type" : 1
},
{
"id_member" : "4",
"email" : "member2@gmail.com",
"id_member_type" : 3
},
{
"id_member" : "7",
"email" : "member3@gmail.com",
"id_member_type" : 3
},
{
"id_member" : "5",
"email" : "member4@gmail.com",
"id_member_type" : 3
},
{
"id_member" : "6",
"email" : "member5@gmail.com",
"id_member_type" : 3
}
]
}
我着手構造所需json的方式如下:
var membersArray = [AnyObject]()
for i in 0..<members.count {
let json: [String: Any] = [
"id_member": members[i].idMember!,
"email": members[i].email!,
"id_member_type": "\(Int(members[i].idMemberType)!)",
]
membersArray.append(json as AnyObject)
}
let jsonMembers = JSON(membersArray)
let jsonObject: [String: Any] = [
"member" : jsonMembers,
"name": name!,
"intention": intention!,
"id_frequency": frequency!
]
let jsonUpdate = JSON(jsonObject)
使用此結構化的json,上面的行(jsonUpdate)。 我繼續執行webService。
WevServices.createRequest(requestInfo: jsonUpdate) { (result) in
print(result)
}
我的網絡服務方法如下所示:
static func createRequest(requestInfo: JSON, completion: @escaping (_ result: String) -> Void){
let url = URL(string: "http://ws.someURL.com/CreateRequest")
let parameters: [String : Any] = ["name" : "\(requestInfo["name"])", "intention" : "\(requestInfo["intention"])", "id_frequency" : "\(requestInfo["id_frequency"])", "member": requestInfo["member"]]
Alamofire.request(url!, method: .post, parameters: parameters, encoding: URLEncoding.httpBody).responseString { response in
print(response)
}
}
我從服務器收到錯誤消息,表明發送數據不正確。
注意:我的應用程序使用Lumen作為后端。
做您需要的最好的方法是:
func JSONToString(json: [String : String]) -> String?{
do {
let mdata = try JSONSerialization.data(withJSONObject: json, options: JSONSerialization.WritingOptions.prettyPrinted) // json to the data
let convertedString = String(data: mdata, encoding: String.Encoding.utf8) // the data will be converted to the string
print("the converted json to string is : \(convertedString!)") // <-- here is ur string
return convertedString!
} catch let myJSONError {
print(myJSONError)
}
return ""
}
對於alamofire請求,請執行以下操作:
static func createRequest(requestInfo: [String :String], completion: @escaping (_ result: String) -> Void){
let url = URL(string: "http://ws.someURL.com/CreateRequest")
let parameters: [String : Any] = ["request" : JSONToString(json : requestInfo)!]
Alamofire.request(url!, method: .post, parameters: parameters, encoding: URLEncoding.httpBody).responseString { response in
print(response)
}
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