- 協(xié)議類: YeProtocolForHttpData.swift
//
// YeProtocolForHttpData.swift
// TyeProject
//
// Created by Tye on 20../../..
//
import Foundation
///== 1. 數(shù)據(jù)實體的基礎(chǔ)協(xié)議: 所有數(shù)據(jù)實體都須遵循它；
protocol YeProtocolForDataEntity
{
//【靜態(tài)方法】將二進制Data數(shù)據(jù) (編碼)轉(zhuǎn)換為 本身實例對象 的方法:
static func yeDataToSelf(eData:Data) -> Self?
}
///== 2. 網(wǎng)絡(luò)請求的基礎(chǔ)協(xié)議: 所有的網(wǎng)絡(luò)請求都須遵循它；
protocol YeProtocolForHttp {
var eStrUrl: String {get} // 請求地址;
var eEnumType: YeHttpRequestTypeEnum { get } //請求方式;
var eDicParameter: [String: Any] { get } // 請求傳遞的參數(shù);
// 泛型: 服務(wù)器返回的數(shù)據(jù)實體,（遵循數(shù)據(jù)實體協(xié)議的泛型,因為不同的Url返回不同的實體）
associatedtype eDataEntity: YeProtocolForDataEntity
}
///-- 擴展一個屬性: ( 默認實現(xiàn): )
extension YeProtocolForHttp{
var eHost : String {return "https://www.baidu.com/"} // TODO: Url主地址;
}
// 請求方式: 共有9種， 常見的4種:
enum YeHttpRequestTypeEnum:String{
case GET
case POST
case PUT
case DELETE
}
- 網(wǎng)絡(luò)請求類: YeHttpRequest.swift
//
// YeHttpRequest.swift
// TyeProject
//
// Created by Tye on 20../../..
//
import Foundation
protocol YeProtocoToHttpRequest{
// 定義為泛型，這樣可以接收所有的網(wǎng)絡(luò)請求:
func yeSend<T:YeProtocolForHttp>(_ eRequest: T, eHandler: @escaping (T.eDataEntity?) -> Void)
}
// 執(zhí)行網(wǎng)絡(luò)請求:
struct YeHttpRequest: YeProtocoToHttpRequest{
func yeSend<T>(_ eRequest: T, eHandler: @escaping (T.eDataEntity?) -> Void) where T : YeProtocolForHttp {
let eStrUrl = eRequest.eHost.appending(eRequest.eStrUrl) //拼接處出完整的請求地址;
var eURLRequest = URLRequest(url: URL(string: eStrUrl)!)
eURLRequest.httpMethod = eRequest.eEnumType.rawValue
let eDataTask = URLSession.shared.dataTask(with: eURLRequest) { eData, eURLResponse, eError in
// eData: 從服務(wù)器獲得的數(shù)據(jù) 二進制Data類型; 將其解析為數(shù)據(jù)實體(協(xié)議的方法):
guard let eD = eData, let eEntity = T.eDataEntity.yeDataToSelf(eData: eD) else { return }
DispatchQueue.main.async { // 回到主線程;
eHandler(eEntity)
}
}
eDataTask.resume() //開始任務(wù);
}
//--- or 靜態(tài)方法:
static func yeSendStatic<T>(_ eRequest: T, eHandler: @escaping (T.eDataEntity?) -> Void) where T : YeProtocolForHttp {
let eStrUrl = eRequest.eHost.appending(eRequest.eStrUrl) //拼接處出完整的請求地址;
var eURLRequest = URLRequest(url: URL(string: eStrUrl)!)
eURLRequest.httpMethod = eRequest.eEnumType.rawValue
let eDataTask = URLSession.shared.dataTask(with: eURLRequest) { eData, eURLResponse, eError in
// eData: 從服務(wù)器獲得的數(shù)據(jù) 二進制Data類型; 將其解析為數(shù)據(jù)實體(協(xié)議的方法):
guard let eD = eData, let eEntity = T.eDataEntity.yeDataToSelf(eData: eD) else { return }
DispatchQueue.main.async { // 回到主線程;
eHandler(eEntity)
}
}
eDataTask.resume() //開始任務(wù);
}
}
///== 使用示例: eg
- 數(shù)據(jù)實體類: YeDataEntityToEg.swift
//
// YeDataEntityToEg.swift
// TyeProject
//
// Created by Tye on 20../../..
//
import Foundation
//--- 為數(shù)據(jù)實體類擴展協(xié)議, 以使其遵循此協(xié)議:
extension YeDataEntityToEg: YeProtocolForDataEntity{
// 實現(xiàn)協(xié)議方法:（初始化）
static func yeDataToSelf(eData: Data) -> Self? {
return YeDataEntityToEg(eData: eData) as? Self
}
}
//--- 數(shù)據(jù)實體 必須遵循: NSCopying, NSSecureCoding協(xié)議:以支持編解碼功能,以持久化保存到磁盤中;
class YeDataEntityToEg: NSObject, NSCoding, NSSecureCoding {
// 協(xié)議屬性:
static var supportsSecureCoding: Bool = true
// 自定義的 屬性字段:
var eID : Int = 0
var eName : String = "Name"
var eAge : String = "15"
var eTye : String = "Tye"
//var eImage : UIImage = UIImage()
// 1. 解析 Json:
init?(eData:Data) {
// 解析 Json 轉(zhuǎn)換成字典:
guard let eObj = try? JSONSerialization.jsonObject(with: eData, options: []) as? [String:Any] else { return nil }
//--- 字段解析:
guard let eIDLS = eObj["id"] as? Int else { return nil }
self.eID = eIDLS
// 二級 字典:
guard let eDic = eObj["dic"] as? [String: Any] else { return nil }
if let eNameLS = eDic["name"] as? String{
self.eName = eNameLS
}
if let eAgeLS = eDic["age"] as? String{
self.eAge = eAgeLS
}
// 三級 字典:
if let eDicT = eDic["dicT"] as? [String: Any] {
if let eTyeLS = eDicT["tye"] as? String {
self.eTye = eTyeLS
}
}
}
//--- 協(xié)議方法:
// 2. 解碼:
required init?(coder: NSCoder) {
super.init()
self.eID = coder.decodeInteger(forKey: "id")
self.eName = coder.decodeObject(forKey: "name") as! String
self.eAge = coder.decodeObject(forKey: "age") as! String
self.eTye = coder.decodeObject(forKey: "tye") as? String ?? "Tye"
}
// 3. 編碼:
func encode(with coder: NSCoder) {
coder.encode(self.eID, forKey: "id")
coder.encode(self.eName, forKey: "name")
coder.encode(self.eAge, forKey: "age")
coder.encode(self.eTye, forKey: "tye")
}
}
- 網(wǎng)絡(luò)接口類: (接口與數(shù)據(jù)實體類對應(yīng)配套) YeHttpToEg.swift
//
// YeHttpRequestToEg.swift
// TyeProject
//
// Created by Tye on 20../../..
//
import Foundation
// 請求: (用結(jié)構(gòu)體更為輕量) , 遵循協(xié)議:
struct YeHttpToEg: YeProtocolForHttp{
typealias eDataEntity = YeDataEntityToEg // 確定返回的數(shù)據(jù)實體類;
var eStrUrl: String = "json/josnUser.json" // 接口: 具體的請求地址;
var eEnumType: YeHttpRequestTypeEnum = .GET
var eDicParameter: [String : Any] = [:]
}
- ViewCtrl 中 調(diào)用:
//
// YeUserToEgVC.swift
// TyeProject
//
// Created by Tye on 20../../..
//
import UIKit
import PKHUD
import Toaster
class YeUserToEgVC: UIViewController {
override func viewDidLoad() {
super.viewDidLoad()
// Do any additional setup after loading the view.
yeHttpSendToEg()
}
// 發(fā)送Http請求 示例:
func yeHttpSendToEg(){
HUD.show(.progress)
YeHttpRequest().yeSend(YeHttpToEg()) { eDataEntity in
HUD.hide(animated: true)
if let eEntity = eDataEntity{
print("---\(eEntity.eID)--")
print("---\(eEntity.eName)--")
// Save To Loc:
let eBl = TyeTool.yeSaveObjectToUserDefaults(eObject: eEntity, eStrKey: "TyeKeyEntityEg")
}
else
{
Toast(text: "網(wǎng)絡(luò)錯誤").show()
}
}
}
}
