13封装网络请求类库

新建文件，选择Cocoa Toutch Class NetworkTools

import UIKit

import Alamofire

enum MethodType {

case get

case post

}

class NetworkTools {

class func requestData(_ type : MethodType, URLString : String, parameters : [String : Any]? = nil, finishedCallback :  @escaping (_ result : Any) -> ()) {

// 1.获取类型

let method = type == .get ? HTTPMethod.get : HTTPMethod.post

// 2.发送网络请求

Alamofire.request(URLString, method: method, parameters: parameters).responseJSON { (response) in

// 3.获取结果

guard let result = response.result.value else {

print(response.result.error)

return

}

// 4.将结果回调出去

finishedCallback(result)

}

}

}