简单记录Alamofire的使用

1.Alamofire超时时间的设置
2.get和post选择的ParameterEncoding
3. headers的设置
4.调试打印response的数据

//
//  SwiftHttpTool.swift
//  DCEX
//
//  Created by APBC on 2019/10/22.
//  Copyright © 2019 BITHUMB GLOBAL PROJECT. All rights reserved.
//

import UIKit
import Alamofire
import SwiftyJSON

enum MethodType: Int {
    case GET
    case POST
    
    public var httpMethod: HTTPMethod {
        switch self {
        case .GET:
            return HTTPMethod.get
        case .POST:
            return HTTPMethod.post
        }
    }
    
    public var encoding: ParameterEncoding {
        switch self {
        case .GET:
            return URLEncoding.default
        case .POST:
            return JSONEncoding.default
        }
    }
}

enum MimeType: String {
    case PNG = "image/png"
    case MOV = "video/mp4"
    
    public var fileType: String {
        switch self {
        case .PNG:
            return ".png"
        case .MOV:
            return ".mp4"
        }
    }
}

@objcMembers
class SwiftHttpTool: NSObject {

    public static let `default` = SwiftHttpTool()
    private override init() {}
    
    //MARK: 设置超时时间
    static let sharedSessionManager: Alamofire.SessionManager = {
        let configuration = URLSessionConfiguration.default
        configuration.timeoutIntervalForRequest = 15.0
        return Alamofire.SessionManager(configuration: configuration)
    }()
    
    //MARK: 统一处理header
    func getHttpHeaders(params:[String:Any]) -> HTTPHeaders {
       
        let header = [
                     "ClientType":"iOS,\(Global.APP.uuid)",
                     "Language":PreferenceService.currentLanguage().customValueForHeader,
                     "CounterId":"2",
                     "client":"ios",
                     "apiKey":UserService.default.getLoginSecurityInfo()?.respId ?? "",
                     "apiTimestamp":HttpParamEncodeTool.getTimestamp(),
                     "apiSignature":HttpParamEncodeTool.getapiSignature(withParams: params),
                     "Content-Type":"application/json"
        ]
        return header
    }
    
    //MARK: 网络请求
    func request(method: MethodType,urlStr: String,params :[String : Any],success :@escaping ((JSON)->()), fail : @escaping ((String)->())){
        
        let header : HTTPHeaders = self.getHttpHeaders(params: params)
        print("请求的header:\(header)")
        
        SwiftHttpTool.sharedSessionManager.request(urlStr, method: method.httpMethod, parameters: params,encoding: method.encoding, headers: header)
        // 添加手工验证返回Http状态码
        .validate(statusCode: 200..<300)
        // 添加手工验证返回contentType类型
        .validate(contentType: ["application/json"])
        .responseJSON {[weak self] (response) in
            
            self?.testResponse(response: response)
            
            switch response.result {
            case .success(let value):
                print("请求的结果是:\(value)")
                let json = JSON(value)
                if "\(json["code"])" == "0" {
                    success(json["info"])
                }else{
                    let msg = "\(json["msg"])"
                    fail(msg)
                }
            case .failure(let error):
                print("请求错误是:")
                print(error)
                fail("网络接口层错误")//此处可以返回 网络未连接 或者 网络信号异常等报错
            }
        }
    }
    
    //MARK: 上传文件
    func uploadFile(data:Data,file:String,fileName:String,mimeType: MimeType,toUrl:String, params :[String : String],success :@escaping ((JSON)->()), fail : @escaping ((String)->())) {
        
        print("请求的url:\(toUrl)")
        var header : HTTPHeaders = self.getHttpHeaders(params: params)
        header["Content-Type"] = "multipart/form-data"
        print("请求的header:\(header)")
        
        SwiftHttpTool.sharedSessionManager.upload(multipartFormData: { (formData) in
            
            for (key,value) in params {
                
                guard let data = value.data(using: .utf8) else { return }
                formData.append(data, withName: key)
                print("请求的data:\(data) key:\(key)")
            }
            
            formData.append(data, withName: file, fileName: (fileName + mimeType.fileType), mimeType: mimeType.rawValue)
            print("请求的formData:\(formData), fileName: \(fileName + mimeType.fileType),mimeType: \(mimeType.rawValue)")
        }, to: toUrl, headers: header) { (result) in
            switch result {
            case .success(let upload, _, _):
                upload.responseJSON { (response) in
                    switch response.result{
                    case .success(let value):
                        print("上传文件成功:\(value)")
                        let json = JSON(value)
                        if "\(json["code"])" == "0" {
                            success(json["info"])
                        }else{
                            let msg = "\(json["msg"])"
                            fail(msg)
                        }
                        break
                    case .failure(let error):
                        print("上传文件error2:\(error)")
                        fail("网络接口层错误")//此处可以返回 网络未连接 或者 网络信号异常等报错
                        break
                    }
                }
                break
            case .failure(let error):
                print("上传文件error1:\(error)")
                fail("网络接口层错误")//此处可以返回 网络未连接 或者 网络信号异常等报错
                break
            }
        }
    }
    
    //MARK: 调试打印返回信息
    func testResponse(response : DataResponse)  {
        
        print("请求的结果response.request:")
        print(response.request ?? "失败")    // original URL request
        print("请求的结果response.request.httpBody")
        print(String.init(data: response.request?.httpBody ?? Data.init(), encoding: .utf8) ?? "body失败")
        print("请求的结果response.request.allHTTPHeaderFields")
        print(response.request?.allHTTPHeaderFields ?? "headers无数据")
        print("请求的结果response.data:")
        let str = String.init(data: response.data!, encoding: .utf8)
        print(str ?? "")
        print("请求的结果response.result:")
        print(response.result)          // result of response serialization
    }
    
}

以下是个人使用习惯

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image.png

image.png