//
//  YHNetRequest.swift
//  galaxy
//
//  Created by EDY on 2023/12/20.
//

import Foundation
import Alamofire
import CryptoSwift
import UIKit

//class YHNetErrorModel {
//    var responseStatusCode: Int = 0
//    var responseStatusCodeStr: String = ""
//    var errResponseMsg: String = ""
//    var errReaponseCode: String = ""
//    var errReaponseTimeOutCode: Int = 0
//    var responseErrorType: NetResponseErrorType = .failType
//}

//定义客户端通用的错误码
public enum YHErrorCode : Int32 {
    case success = 0
    case networkFail = -1
    case unknowError = -10000
    case dictParseError = -10001
    
    public func description() -> String {
        switch self {
        case .success:
            return "成功"
        case .networkFail:
            return "网络不可用"
        case .unknowError:
            return "未知错误"
        case .dictParseError:
            return "字典解析错误"
        default:
            return "未知"
        }
    }
}


public struct YHErrorModel {
    var errorCode : Int32 = YHErrorCode.unknowError.rawValue
    var errorMsg : String = YHErrorCode.unknowError.description()
}

class YHNetRequest: NSObject {
    ///成功回调
    typealias SuccessHandlerType = (([String:Any],Int) ->Void)
    ///失败回调
    typealias FailureHandlerType = ((YHErrorModel) -> Void)
    ///请求类型
    private var requestType: HTTPMethod = .post
    ///  URL
    private var url: String?
    ///  参数
    private var params: [String:Any]?
    ///  成功的回调
    private var success: SuccessHandlerType?
    ///  失败的回调
    private var failure: FailureHandlerType?
    ///  headers 设置
    private var headers: HTTPHeaders?
    ///  数据请求
    private var httpRequest: DataRequest?
    
    override init() {
        super.init()
        
        
        var requestHeader = HTTPHeaders()
        
        requestHeader.add(name:"Conatent-Type",value:"application/json")
        requestHeader.add(name:"Accept",value:"application/json")
        
        
        
        /*
         以下是测试数据 for test hjl
         */
        requestHeader.add(name:"appid",value:"1")
        let dateStr = String(Date().timeIntervalSince1970)
        requestHeader.add(name:"timestamp",value:dateStr)
        
        requestHeader.add(name:"pass",value:"")
        let appkey = "958364f87222c200a72414f492bf0e26"
        let signOrgiString = "appid=" + "1" + "&" + "timestamp=" + dateStr + "&" + "appkey=" + appkey
        let sign = signOrgiString.md5()
        print("sign = \(sign)")
        
        requestHeader.add(name:"sign",value:sign)

        
        requestHeader.add(name: "token", value: "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")
        headers = requestHeader
    }
    
    ///  链式语法
    func url(_ url:String?) -> Self{
        self.url = url ?? ""
        return self
    }
    ///  请求类型
    func requestType(_ type: HTTPMethod) -> Self {
        self.requestType = type
        return self
    }
    ///请求参数
    func params(_ params: [String:Any]?) -> Self {
        self.params = params
        return self
    }
    ///成功
    func success(_ handler:@escaping SuccessHandlerType) -> Self {
        self.success = handler
        return self
    }
    ///失败
    func failed(_ handler:@escaping FailureHandlerType) -> Self {
        self.failure = handler
        return self
    }
    ///获取包头
    func getHeader() -> HTTPHeaders {
        var requestHeader = HTTPHeaders()
        if let header = headers {
            requestHeader = header
        } else {
            requestHeader.add(name:"Conatent-Type",value:"application/json")
            requestHeader.add(name:"Accept",value:"application/json")
        }
        return requestHeader
    }
    
    ///开始请求
    func startRequest() -> Request? {
        let requestHeaders = getHeader()
        ///不使用缓存
        AF.sessionConfiguration.requestCachePolicy = .reloadIgnoringCacheData
        AF.sessionConfiguration.timeoutIntervalForRequest = 20
    
        let encoding = (self.requestType == .get ? URLEncoding(destination: .queryString) : JSONEncoding()) as ParameterEncoding
        httpRequest = AF.request(self.url!, method: self.requestType,parameters: self.params, encoding:encoding, headers: requestHeaders, interceptor: nil, requestModifier: nil)
        
        httpRequest?.responseString(completionHandler: { string in
#if DEBUG
            printLog("\n网络请求已返回 string=\(string)")
#endif
            self.completeHandle(string: string)
        })
        
        return httpRequest
    }
    /// 请求response完成处理
    func completeHandle(string: AFDataResponse<String>) {
        let responseResult = string.result
        var statusCode = string.response?.statusCode ?? 0
        let errorResponseMsg = string.error?.localizedDescription ?? ""
        let resultValue = string.value ?? ""
        let serverDict = resultValue.toDictionary()
        switch responseResult {
        case .success:
            break
        case .failure:
            if let underyingError = string.error?.asAFError?.underlyingError {
                if let urlError = underyingError as? URLError {
                    switch urlError.code{
                    case.timedOut:
                        statusCode = urlError.code.rawValue
                    case.cannotConnectToHost:
                        statusCode = urlError.code.rawValue
                    case.cannotFindHost:
                        statusCode = urlError.code.rawValue
                    case.unsupportedURL:
                        statusCode = urlError.code.rawValue
                    default:
                        break
                    }
                }
            }
            break
        }
        
        if statusCode == 200 {
            guard let suclock = self.success else { return }
            
            let dittt = self.handleJsonObjectNullValue(serverDict)
            suclock(dittt as? [String : Any] ?? [:], statusCode)
        } else {
            guard let errorBlock = self.failure else { return }
            
            let errorModel = YHErrorModel(errorCode: Int32(statusCode), errorMsg: errorResponseMsg)
            errorBlock(errorModel)
        }
    }
    
    
    //处理对象为空的情况
    func handleJsonObjectNullValue(_ jsonObject: Any) -> Any {
        if let jsonArray = jsonObject as? Array<Any> {
            let noNullArray: [Any] = jsonArray.map { value in
                if value is NSNull {
                    return ""
                }else if let value = value as? Array<Any> {
                    return handleJsonObjectNullValue(value)
                }else if let value = value as? Dictionary<AnyHashable, Any> {
                    return handleJsonObjectNullValue(value)
                }else {
                    return value
                }
            }
            return noNullArray
        }else if let jsonDic = jsonObject as? Dictionary<AnyHashable, Any> {
            let noNullDic: [AnyHashable: Any] = jsonDic.mapValues { value in
                if value is NSNull {
                    return ""
                }else if let value = value as? Array<Any> {
                    return handleJsonObjectNullValue(value)
                }else if let value = value as? Dictionary<AnyHashable, Any> {
                    return handleJsonObjectNullValue(value)
                }else {
                    return value
                }
            }
            return noNullDic
        }
        return jsonObject
    }
    
}

extension YHNetRequest {
    class func getRequest(url:String, params:[String:Any] = [:], successBlock: SuccessHandlerType!, failBlock: FailureHandlerType!) -> Request? {
        
        printLog("\n发起请求的URL是===> url = \(url)")
        return YHNetRequest().url(url).requestType(.get).params(params).success(successBlock).failed(failBlock).startRequest()
    }
    
    class func postRequest(url:String, params:[String:Any] = [:], successBlock: SuccessHandlerType!, failBlock: FailureHandlerType!) -> Request? {
        printLog("\n发起请求的URL是===> url = \(url)")
        return YHNetRequest().url(url).requestType(.post).params(params).success(successBlock).failed(failBlock).startRequest()
    }
}
