How to Call API using AFNetwork in Swift

•  Install Pod file on your Project
• open this link for install pod file : install pod in mac
• Write this code on your Project and Used it. 

import UIKit

class AppHandler: NSObject 
{
 class var sharedInstance: AppHandler {
        struct Static {
            static var onceToken: Int = 0
            static var instance = AppHandler()
        }
        return Static.instance
    }
 let manager = AFHTTPRequestOperationManager();
 
 func checkForNewUpdates(){
        let parameters = NSMutableDictionary();
       
        parameters.setObject("1", forKey: "U_ID" as NSCopying);  
        
        AppHandler.sharedInstance.manager.post( "Your URL Type HERE",
            parameters: parameters,
            success: { (operation,responseObject) in
                
                Z.log("JSON: " + (responseObject as AnyObject).description)
                
                if let errorResponse = (responseObject as AnyObject).value(forKeyPath: "responseState") as? NSDictionary{
                    if let errorCode = errorResponse.value(forKey: "status") as? Int{
                        if errorCode == 0{
                            let postsFromResponse = (responseObject as AnyObject).value(forKeyPath: "responseData") as! NSDictionary;
                            let isUpdateAvailable = postsFromResponse.value(forKey: "update_available") as! Bool;
                        }
                    }
                }else{
                    print("Error: No records found")                 
                }
        }) { (operation,error) in
            self.handleError(1  ,  message: NSString(), error: error! as NSError );
        }
    }
}

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