var nsUrl : NSURL = NSURL(string:API_HOST+"/"+LOGIN_API)!
var request = NSMutableURLRequest(URL:nsUrl)
request.HTTPMethod = "POST"
var postKeyJson : NSString = "\(LOGINPOSTKEY)"+"="+"{\"email\":\"\(username)\",\"password\":\"\(userpass)\"}"
request.HTTPBody = NSString(format: postKeyJson).dataUsingEncoding(NSUTF8StringEncoding)
NSURLConnection.sendAsynchronousRequest(request, queue: NSOperationQueue.mainQueue(), completionHandler: {(response:NSURLResponse!,data:NSData!,error:NSError!) -> Void in
if error != nil{
println(error)
var alert = UIAlertView(title: "提示", message:"请求发生错误,可能是网络未连接,请检查", delegate: self, cancelButtonTitle: "好的")
alert.show()
return
}
//var result = NSString(data: data, encoding: NSUTF8StringEncoding)
// swiftyJSON
var jsonResult = JSON(data: data!)
// traditional method
//var jsonResult : NSDictionary = NSJSONSerialization.JSONObjectWithData(data, options: NSJSONReadingOptions.MutableContainers, error: nil) as NSDictionary
//println(jsonResult)
// 1 username is not exist; 2 password is wrong; 0 success
if (jsonResult["result"] == 1) {
var alert = UIAlertView(title: "提示", message:"用户名不存在！", delegate: self, cancelButtonTitle:"取消")
alert.show()
return
}else if(jsonResult["result"] == 2) {
var alert = UIAlertView(title: "提示", message:"密码错误！", delegate: self, cancelButtonTitle:"取消")
alert.show()
return
}else if ((jsonResult["result"] == 0) && (jsonResult["access_token"] != nil)) {
var alert = UIAlertView(title: "提示", message:"登录成功！", delegate: self, cancelButtonTitle:"确定")
alert.show()
self.presentViewController(indexController, animated: true, completion: nil)
}
})