iOS-study/iOSFirst/network/NetworkManager.swift

//
//  NetworkManager.swift
//  iOSFirst
//
//  Created by 孙宇峰 on 2023/2/22.
//

import Foundation
import Moya
import Alamofire
import SwiftyJSON

/// 超时时长
private var requestTimeOut:Double = 30
///endpointClosure
private let myEndpointClosure = { (target: AccountService) -> Endpoint in
///这里的endpointClosure和网上其他实现有些不太一样。
///主要是为了解决URL带有？无法请求正确的链接地址的bug
    let url = target.baseURL.absoluteString + target.path
    var endpoint = Endpoint(
        url: url,
        sampleResponseClosure: { .networkResponse(200, target.sampleData) },
        method: target.method,
        task: target.task,
        httpHeaderFields: target.headers
    )
    switch target {
    default:
        requestTimeOut = 30//设置默认的超时时长
        return endpoint
    }
}

private let requestClosure = { (endpoint: Endpoint, done: MoyaProvider.RequestResultClosure) in
    do {
        var request = try endpoint.urlRequest()
        //设置请求时长
        request.timeoutInterval = requestTimeOut
        // 打印请求参数
        if let requestData = request.httpBody {
            log.info("\(request.url!)"+"\n"+"\(request.httpMethod ?? "")"+"发送参数"+"\(String(data: request.httpBody!, encoding: String.Encoding.utf8) ?? "")")
        }else{
            log.info("\(request.url!)"+"\(String(describing: request.httpMethod))")
        }
        done(.success(request))
    } catch {
        done(.failure(MoyaError.underlying(error, nil)))
    }
}

/*   设置ssl
let policies: [String: ServerTrustPolicy] = [
    "example.com": .pinPublicKeys(
        publicKeys: ServerTrustPolicy.publicKeysInBundle(),
        validateCertificateChain: true,
        validateHost: true
    )
]
*/

// 用Moya默认的Manager还是Alamofire的Manager看实际需求。HTTPS就要手动实现Manager了
//private public func defaultAlamofireManager() -> Manager {
//
//    let configuration = URLSessionConfiguration.default
//
//    configuration.httpAdditionalHeaders = Alamofire.SessionManager.defaultHTTPHeaders
//
//    let policies: [String: ServerTrustPolicy] = [
//        "ap.grtstar.cn": .disableEvaluation
//    ]
//    let manager = Alamofire.SessionManager(configuration: configuration,serverTrustPolicyManager: ServerTrustPolicyManager(policies: policies))
//
//    manager.startRequestsImmediately = false
//
//    return manager
//}


/// NetworkActivityPlugin插件用来监听网络请求
private let networkPlugin = NetworkActivityPlugin.init { (changeType, targetType) in

    log.info("networkPlugin \(changeType)")
    //targetType 是当前请求的基本信息
    switch(changeType){
    case .began:
        log.info("开始请求网络")
        
    case .ended:
        log.info("结束")
    }
}

// https://github.com/Moya/Moya/blob/master/docs/Providers.md  参数使用说明
//stubClosure   用来延时发送网络请求

let accountProvider = MoyaProvider<AccountService>(endpointClosure: myEndpointClosure, requestClosure: requestClosure, plugins: [networkPlugin], trackInflights: false)