BFNetRequestKit/BFNetRequestKit/Classes/BFNetRequestAdaptor.swift

//
//  BFNetRequestAdaptor.swift
//  BFNetRequestKit
//
//  Created by SanW on 2021/7/27.
//

import Alamofire
import UIKit

private var bf_abInfoData: [String: Any] = Dictionary<String, Any>.init() // 实验数据
public class BFNetRequestAdaptor: NSObject {
    public typealias completeHander = (_ jsonObject: Any?, _ extData: [String: Any]?, _ error: PQError?, _ duration: TimeInterval?) -> Void
    /// get请求
    public class func getRequestData(url: String, parames: [String: Any]?, commonParams: [String: Any]? = nil, encoding: ParameterEncoding = URLEncoding.default, timeoutInterval: TimeInterval = 60, response: @escaping completeHander) {
        SWNetRequest.getRequestData(url: url, parames: requestParams(encoding: encoding, parames: parames, commonParams: commonParams), encoding: encoding, timeoutInterval: timeoutInterval) { jsonObject, error, duration in
            if jsonObject != nil {
                let paraseData = paraseJsonObject(respondDict: jsonObject as! [String: Any])
                response(paraseData.0, paraseData.1, paraseData.2, duration)
            } else {
                response(nil, nil, error, duration)
            }
        }
    }

    /// post请求
    public class func postRequestData(url: String, parames: [String: Any]?, commonParams: [String: Any]? = nil, encoding: ParameterEncoding = URLEncoding.default, timeoutInterval: TimeInterval = 60, response: @escaping completeHander) {
        SWNetRequest.postRequestData(url: url, parames: requestParams(encoding: encoding, parames: parames, commonParams: commonParams), encoding: encoding, timeoutInterval: timeoutInterval) { jsonObject, error, duration in
            if jsonObject != nil {
                let paraseData = paraseJsonObject(respondDict: jsonObject as! [String: Any])
                response(paraseData.0, paraseData.1, paraseData.2, duration)
            } else {
                response(nil, nil, error, duration)
            }
        }
    }

    // put请求
    public class func putRequestData(url: String, parames: [String: Any]?, commonParams: [String: Any]? = nil, encoding: ParameterEncoding = URLEncoding.default, timeoutInterval: TimeInterval = 60, response: @escaping completeHander) {
        SWNetRequest.putRequestData(url: url, parames: requestParams(encoding: encoding, parames: parames, commonParams: commonParams), encoding: encoding, timeoutInterval: timeoutInterval) { jsonObject, error, duration in
            if jsonObject != nil {
                let paraseData = paraseJsonObject(respondDict: jsonObject as! [String: Any])
                response(paraseData.0, paraseData.1, paraseData.2, duration)
            } else {
                response(nil, nil, error, duration)
            }
        }
    }

    /// delete请求
    public class func deleteRequestData(url: String, parames: [String: Any]?, commonParams: [String: Any]? = nil, encoding: ParameterEncoding = URLEncoding.default, timeoutInterval: TimeInterval = 60, response: @escaping completeHander) {
        SWNetRequest.deleteRequestData(url: url, parames: requestParams(encoding: encoding, parames: parames, commonParams: commonParams), encoding: encoding, timeoutInterval: timeoutInterval) { jsonObject, error, duration in
            if jsonObject != nil {
                let paraseData = paraseJsonObject(respondDict: jsonObject as! [String: Any])
                response(paraseData.0, paraseData.1, paraseData.2, duration)
            } else {
                response(nil, nil, error, duration)
            }
        }
    }

    /// head请求
    public class func headRequestData(url: String, parames: [String: Any]?, commonParams: [String: Any]? = nil, encoding: ParameterEncoding = URLEncoding.default, timeoutInterval: TimeInterval = 60, response: @escaping completeHander) {
        SWNetRequest.headRequestData(url: url, parames: requestParams(encoding: encoding, parames: parames, commonParams: commonParams), encoding: encoding, timeoutInterval: timeoutInterval) { jsonObject, error, duration in
            if jsonObject != nil {
                let paraseData = paraseJsonObject(respondDict: jsonObject as! [String: Any])
                response(paraseData.0, paraseData.1, paraseData.2, duration)
            } else {
                response(nil, nil, error, duration)
            }
        }
    }
    
    /// 校验图片是否有效
    /// - Parameter url: <#url description#>
    /// - Returns: <#description#>
    public class func imageValideRequestData(url: String, completionHandler: @escaping (Data?, URLResponse?, Error?) -> Void) {
        if !SWNetRequest.bf_validURL(url: url) {
            completionHandler(nil, nil, PQError(msg: "url错误", code: 1001))
            return
        }
        // http://www.mxfjx.com/uploadfiles/2014/4/小鸡%20鸡蛋%20蛋生鸡%20鸡生蛋_conew1.gif
        let tempUrl = SWNetRequest.bf_urlEncoded(url: url)
        let reqUrl = URL(string: tempUrl)!
        var request = URLRequest(url: reqUrl)
        request.timeoutInterval = 1 // 设置超时1s
        request.httpMethod = "HEAD"
        let session = URLSession.shared
        let headTask = session.dataTask(with: request) { data, response, error in
            completionHandler(data, response, error)
            debugPrint("head请求返回 = \(url),code = \((response as? HTTPURLResponse)?.statusCode ?? 0),response = \(String(describing: response))")
        }
        headTask.resume()
    }
    
    /// 处理请求参数
    /// - Parameters:
    ///   - encoding: <#encoding description#>
    ///   - parames: <#parames description#>
    ///   - commonParams: <#commonParams description#>
    /// - Returns: <#description#>
    public class func requestParams(encoding: ParameterEncoding, parames: [String: Any]?, commonParams: [String: Any]?) -> [String: Any]? {
        if parames == nil || (parames?.keys.count ?? 0) <= 0 {
            return commonParams
        }
        if commonParams == nil || (commonParams?.keys.count ?? 0) <= 0 {
            return nil
        }
        var requestParams: [String: Any] = Dictionary<String, Any>.init()
        var tempCommonParams: [String: Any] = commonParams ?? Dictionary<String, Any>.init()
        var tempParames: [String: Any] = parames ?? Dictionary<String, Any>.init()
        tempCommonParams["abInfoData"] = bf_dictionaryToJsonString(dic: bf_abInfoData) ?? ""
        if encoding is JSONEncoding {
            requestParams["baseInfo"] = commonParams
            requestParams["params"] = parames
        } else {
            requestParams = tempCommonParams
            tempParames.removeValue(forKey: "abInfoData")
            for (key, value) in tempParames.reversed() {
                requestParams[key] = value
            }
        }
        return requestParams
    }

    /// 解析成功数据
    /// - Parameter respondDict: <#respondDict description#>
    /// - Returns: <#description#>
    public class func paraseJsonObject(respondDict: [String: Any]) -> (Any?, [String: Any]?, error: PQError?) {
        if respondDict.keys.contains("code") && "\(respondDict["code"] ?? "")" == "0" && respondDict.keys.contains("data") {
            let extData = respondDict["extData"] as? [String: Any]
            if extData != nil, extData?.keys.contains("abInfoData") ?? false {
                bf_parasABinfoData(abInfo: extData?["abInfoData"] as? String)
            }
            return (respondDict["data"], extData, nil)
        } else if (respondDict.keys.contains("msg") && "\(respondDict["msg"] ?? "")".count > 0) || (respondDict.keys.contains("message") && "\(respondDict["message"] ?? "")".count > 0) {
            return (respondDict["data"], nil, PQError(msg: "\(respondDict["msg"] ?? "")", code: Int("\(respondDict["code"] ?? "")") ?? 10001))
        } else {
            return (nil, nil, PQError(msg: "\(respondDict["msg"] ?? "")", code: Int("\(respondDict["code"] ?? "")") ?? 10001))
        }
    }

    /// 解析abInfoData
    /// - Parameter abInfo: <#abInfo description#>
    /// - Returns: description
    private static func bf_parasABinfoData(abInfo: String?) {
        if abInfo != nil, (abInfo?.count ?? 0) > 0, abInfo != "{}" {
            guard let infoDic = bf_jsonStringToDictionary(abInfo!) else { return }
            bf_abInfoData.merge(infoDic, uniquingKeysWith: { (key, _) -> Any in
                key
            })
        }
    }

    private static func bf_jsonStringToDictionary(_ str: String) -> [String: Any]? {
        let data = str.data(using: String.Encoding.utf8)
        if data == nil {
            return [:]
        }
        if let dict = try? JSONSerialization.jsonObject(with: data!, options: JSONSerialization.ReadingOptions.mutableContainers) as? [String: Any] {
            return dict
        }
        return [:]
    }

    private static func bf_dictionaryToJsonString(dic: [String: Any]) -> String? {
        if !JSONSerialization.isValidJSONObject(dic) {
            return ""
        }
        guard let data = try? JSONSerialization.data(withJSONObject: dic, options: []) else {
            return ""
        }
        let str = String(data: data, encoding: String.Encoding.utf8)
        return str
    }
}