BMChineseUtils.swift 32.4 KB
//
//  BMChineseSort.swift
//  
//
//  Created by Baymax on 2018/10/29.
//  Copyright © 2018 Baymax. All rights reserved.
//  

import Foundation

/// 封装用于排序的 单位 模型
class BMChineseSortModel<Element>{
    //进行比较的字符串
    var string = ""
    //字符串对应的拼音 首字母
    var pinYin = ""
    //需要比较的对象
    var object:Element? = nil
    
    public static func < (lhs: BMChineseSortModel, rhs: BMChineseSortModel) -> Bool{
        return lhs.pinYin < rhs.pinYin
    }
}


// MARK: -  ----------------------  实现  ------------------------
extension BMChineseSort : BMChineseSortProtocol{
    public static func transformChinese(_ word:String) -> String{
        let str = NSMutableString(string: word) as CFMutableString
        if CFStringTransform(str, nil, kCFStringTransformMandarinLatin, false){
            if CFStringTransform(str, nil, kCFStringTransformStripDiacritics, false){
                return str as String
            }
        }
        print("transform faild !!")
        return ""
    }
    
    
    
    public static func sortAndGroup<T>( objectArray:Array<T>?,
                                 key:String?,
                                 finish: @escaping (_ success:Bool,
        _ unGroupedArr:Array<T>,
        _ sectionTitleArr:Array<String>,
        _ sortedObjArr:Array<Array<T>>) ->() ){
        BMChineseSort.share.sortAndGroup(objectArray: objectArray, key: key, finish: finish)
    }
    
    /// 排序
    ///
    /// - Parameters:
    ///   - objectArray: 需要排序的数组
    ///   - key: 需要排序的字段,字符串数组传nil
    ///   - finish: 排序后回调
    func sortAndGroup<T>( objectArray:Array<T>?,
                                  key:String?,
                                  finish: @escaping (_ success:Bool,
        _ unGroupedArr:Array<T>,
        _ sectionTitleArr:Array<String>,
        _ sortedObjArr:Array<Array<T>>) ->() ){
        //返回空
        if objectArray == nil || objectArray!.count == 0{
            finish(true,[],[],[]);
            return;
        }
        //key是否正确
        let firstoObj = objectArray?.first
        if firstoObj is String{
            if key != nil && key?.count != 0{
                self.logMsg("** warning ** :当前排序对象为字符串类型,key无法生效")
            }
        } else {
            //对象类型没传Key
            if key == nil{
                self.logMsg("** error ** :数组内元素不是字符串类型,如果是对象类型,请传key")
                finish(false,[],[],[]);
                return;
            }
            //key 是否存在
            var containKey = false
            let mirror = Mirror(reflecting: firstoObj!)
            for case let (label?,_) in mirror.children{
                if label == key!{
                    containKey = true
                    break
                }
            }
            if containKey == false{
                self.logMsg("** error ** :请确认当前模型是否包含对应key值")
                finish(false,[],[],[]);
                return;
            }
        }
        
        let state1 = CFAbsoluteTimeGetCurrent()
        DispatchQueue.global().async {
            //存放转换后成BMChineseSortModel的对象
            var sortModelArray = Array<BMChineseSortModel<T>>()
            
            DispatchQueue.concurrentPerform(iterations: objectArray!.count, execute: { (index) in
                let obj:T = objectArray![index]
                let model = self.getModelWithObj(obj, key: key)
                if model != nil{
                    self.semaphore.wait()
                    sortModelArray.append(model!)
                    self.semaphore.signal()
                }
            })
            
            let state2 = CFAbsoluteTimeGetCurrent()
            // 这一步 消耗了总需时间的99%以上
            self.logMsg(String(format: "转拼音用时:%f s", state2-state1))
            
            /// 稳定的排序
            let special = self.specialCharSectionTitle
            let isFront = self.specialCharPositionIsFront
            sortModelArray.sort(by: { (model1, model2) -> Bool in
                if model1.pinYin == model2.pinYin {
                    return true
                } else if model1.pinYin == special {
                    return isFront
                } else if model2.pinYin == special {
                    return !isFront
                } else{
                    return model1 < model2
                }
            })
              
//            let state3 = CFAbsoluteTimeGetCurrent()
//            self.logMsg(String(format: "排序用时:%f s", state3-state2))
            
            var unSortedArr = Array<T>()
            var sectionTitleArr = Array<String>()
            var sortedObjArr = Array<Array<T>>()
            
            var newSection = Array<T>()
            var lastTitle = ""
            for model in sortModelArray {
                var firstLetter: String = String(model.pinYin.prefix(1))
                let obj = model.object!
                if model.pinYin == special {
                    firstLetter = model.pinYin
                }
                unSortedArr.append(obj)
                if firstLetter != lastTitle {
                    //保存上条分组 信息
                    if newSection.count != 0{
                        sectionTitleArr.append(lastTitle)
                        sortedObjArr.append(newSection)
                        newSection = Array<T>()
                    }
                    newSection.append(obj)
                    lastTitle = firstLetter
                } else {
                    newSection.append(obj)
                }
            }
            // 保存最后一组信息
            if newSection.count != 0 {
                sectionTitleArr.append(lastTitle)
                sortedObjArr.append(newSection)
            }
            
            let state4 = CFAbsoluteTimeGetCurrent()
//            self.logMsg(String(format: "分组用时:%f s", state3-state2))
            self.logMsg(String(format: "总用时:%f s", state4-state1))
            //回主线程
            DispatchQueue.main.async {
                finish(true,unSortedArr,sectionTitleArr,sortedObjArr)
            }
        }
    }
    
    // MARK: - 工具方法
    //将对象转为 BMChineseSortModel 对象
    private func getModelWithObj<T>(_ obj:T,key:String?) -> BMChineseSortModel<T>? {
        let model = BMChineseSortModel<T>()
        model.object = obj
        //拿到比较的字符串
        if key == nil{
            model.string = obj as! String
        }else{
            //读取key
            let mirror = Mirror(reflecting: obj)
            for case let (label?, value) in mirror.children {
                if label == key {
                    model.string = (value as? String) ?? ""
                }
            }
        }
        //去除首尾空白字符
        model.string = model.string.trimmingCharacters(in: NSCharacterSet.whitespacesAndNewlines)
        if model.string.count == 0 {
            model.string = self.specialCharSectionTitle
            model.pinYin = self.specialCharSectionTitle
        } else {
            let prefix = String(model.string.prefix(1))
            if self.ignoreModelWithPrefix.contains(prefix) {
                model.string = self.specialCharSectionTitle
                model.pinYin = self.specialCharSectionTitle
//                return model
            } else {
                //拿到拼音
                if compareTpye == .fullPinyin {
                    self.sortMode = 1
                }
                if self.sortMode == 1{
                    model.pinYin = self.getFirstLetter(model.string)
                }else{
                    model.pinYin = self.getFirstLetter2(model.string)
                }
                
            }
        }
        return model
    }
    
    /// 根据sortTpye获得全拼 或 首字母
    private func getFirstLetter(_ chinese :String) -> String {
        var newChinese = chinese.uppercased()
        
        for (key, value)  in self.polyphoneMapping{
            newChinese = newChinese.replacingOccurrences(of: key, with: value)
        }
        var resultStr:String = ""
        
        let wordsArr = BMChineseSort.transformChinese(chinese).components(separatedBy: " ")
        /// 如果word是小写 为汉字转的拼音 提取首字符 否则 保留全部
        for word in wordsArr{
            let c = word.prefix(1)
            
            if self.compareTpye == .fullPinyin{
                resultStr.append(word)
            }else{
                if c == c.lowercased(){
                    resultStr.append(String(c))
                }else{
                    resultStr.append(word)
                }
            }
        }
        //将结果全转为大写 并判断首字母是否是字母
        let upperCaseStr = resultStr.uppercased()
        let c = Character(String(upperCaseStr.prefix(1)))
        
        if c >= "A", c <= "Z"{//
            return upperCaseStr
        } else {
            return self.specialCharSectionTitle
        }
    }
    
    /// 使用码表转换拼音首字母
    func getFirstLetter2(_ chinese:String) -> String{
        var str = chinese.uppercased()
        for (key, value)  in self.polyphoneMapping{
            str = str.replacingOccurrences(of: key, with: value)
        }

        var resultStr:String = ""
        for scalar in str.unicodeScalars {
            let code = Int(scalar.value)
            if code >= 65 && code <= 90{
                resultStr.append(String(scalar))
            }else if code >= 97 && code <= 122{
                resultStr.append(String(scalar))
            }else{
                let index = code-19968
                if index >= 0 && index <= 20902{
                    let s = firstLetterArray[index]
                    resultStr.append(s)
                }else{
                    resultStr.append(String(scalar))
                }
            }
            
        }
        //将结果全转为大写 并判断首字母是否是字母
        let upperCaseStr = resultStr.uppercased()
        let c = Character(String(upperCaseStr.prefix(1)))
        if  c >= "A", c <= "Z"{//
            return upperCaseStr
        }else{
            return self.specialCharSectionTitle
        }
    }
    
    
    // 打印
    private func logMsg(_ msg:String) -> Void {
        if self.logEable == true {
            print(msg)
        }
    }
}


//汉字码表对应的首字母
fileprivate let firstLetterArray =
    "ydkqsxnwzssxjbymgcczqpssqbycdscdqldylybssjgyqzjjfgcclzznwdwzjljpfyynnjjtmynzwzhflzppqhgccyynmjqyxxgd" + "nnsnsjnjnsnnmlnrxyfsngnnnnqzggllyjlnyzssecykyyhqwjssggyxyqyjtwktjhychmnxjtlhjyqbyxdldwrrjnwysrldzjpc" + "bzjjbrcfslnczstzfxxchtrqggddlyccssymmrjcyqzpwwjjyfcrwfdfzqpyddwyxkyjawjffxjbcftzyhhycyswccyxsclcxxwz" + "cxnbgnnxbxlzsqsbsjpysazdhmdzbqbscwdzzyytzhbtsyyfzgntnxjywqnknphhlxgybfmjnbjhhgqtjcysxstkzglyckglysmz" + "xyalmeldccxgzyrjxjzlnjzcqkcnnjwhjczccqljststbnhbtyxceqxkkwjyflzqlyhjxspsfxlmpbysxxxytccnylllsjxfhjxp" + "jbtffyabyxbcczbzyclwlczggbtssmdtjcxpthyqtgjjxcjfzkjzjqnlzwlslhdzbwjncjzyzsqnycqynzcjjwybrtwpyftwexcs" + "kdzctbyhyzqyyjxzcfbzzmjyxxsdczottbzljwfckscsxfyrlrygmbdthjxsqjccsbxyytswfbjdztnbcnzlcyzzpsacyzzsqqcs" + "hzqydxlbpjllmqxqydzxsqjtzpxlcglqdcwzfhctdjjsfxjejjtlbgxsxjmyjjqpfzasyjnsydjxkjcdjsznbartcclnjqmwnqnc" + "lllkbdbzzsyhqcltwlccrshllzntylnewyzyxczxxgdkdmtcedejtsyyssdqdfmxdbjlkrwnqlybglxnlgtgxbqjdznyjsjyjcjm" + "rnymgrcjczgjmzmgxmmryxkjnymsgmzzymknfxmbdtgfbhcjhkylpfmdxlxjjsmsqgzsjlqdldgjycalcmzcsdjllnxdjffffjcn" + "fnnffpfkhkgdpqxktacjdhhzdddrrcfqyjkqccwjdxhwjlyllzgcfcqjsmlzpbjjblsbcjggdckkdezsqcckjgcgkdjtjllzycxk" + "lqccgjcltfpcqczgwbjdqyzjjbyjhsjddwgfsjgzkcjctllfspkjgqjhzzljplgjgjjthjjyjzccmlzlyqbgjwmljkxzdznjqsyz" + "mljlljkywxmkjlhskjhbmclyymkxjqlbmllkmdxxkwyxwslmlpsjqqjqxyqfjtjdxmxxllcrqbsyjbgwynnggbcnxpjtgpapfgdj" + "qbhbncfjyzjkjkhxqfgqckfhygkhdkllsdjqxpqyaybnqsxqnszswhbsxwhxwbzzxdmndjbsbkbbzklylxgwxjjwaqzmywsjqlsj" + "xxjqwjeqxnchetlzalyyyszzpnkyzcptlshtzcfycyxyljsdcjqagyslcllyyysslqqqnldxzsccscadycjysfsgbfrsszqsbxjp" + "sjysdrckgjlgtkzjzbdktcsyqpyhstcldjnhmymcgxyzhjdctmhltxzhylamoxyjcltyfbqqjpfbdfehthsqhzywwcncxcdwhowg" + "yjlegmdqcwgfjhcsntmydolbygnqwesqpwnmlrydzszzlyqpzgcwxhnxpyxshmdqjgztdppbfbhzhhjyfdzwkgkzbldnzsxhqeeg" + "zxylzmmzyjzgszxkhkhtxexxgylyapsthxdwhzydpxagkydxbhnhnkdnjnmyhylpmgecslnzhkxxlbzzlbmlsfbhhgsgyyggbhsc" + "yajtxglxtzmcwzydqdqmngdnllszhngjzwfyhqswscelqajynytlsxthaznkzzsdhlaxxtwwcjhqqtddwzbcchyqzflxpslzqgpz" + "sznglydqtbdlxntctajdkywnsyzljhhdzckryyzywmhychhhxhjkzwsxhdnxlyscqydpslyzwmypnkxyjlkchtyhaxqsyshxasmc" + "hkdscrsgjpwqsgzjlwwschsjhsqnhnsngndantbaalczmsstdqjcjktscjnxplggxhhgoxzcxpdmmhldgtybynjmxhmrzplxjzck" + "zxshflqxxcdhxwzpckczcdytcjyxqhlxdhypjqxnlsyydzozjnhhqezysjyayxkypdgxddnsppyzndhthrhxydpcjjhtcnnctlhb" + "ynyhmhzllnnxmylllmdcppxhmxdkycyrdltxjchhznxclcclylnzsxnjzzlnnnnwhyqsnjhxynttdkyjpychhyegkcwtwlgjrlgg" + "tgtygyhpyhylqyqgcwyqkpyyettttlhyylltyttsylnyzwgywgpydqqzzdqnnkcqnmjjzzbxtqfjkdffbtkhzkbxdjjkdjjtlbwf" + "zpptkqtztgpdwntpjyfalqmkgxbcclzfhzcllllanpnxtjklcclgyhdzfgyddgcyyfgydxkssendhykdndknnaxxhbpbyyhxccga" + "pfqyjjdmlxcsjzllpcnbsxgjyndybwjspcwjlzkzddtacsbkzdyzypjzqsjnkktknjdjgyepgtlnyqnacdntcyhblgdzhbbydmjr" + "egkzyheyybjmcdtafzjzhgcjnlghldwxjjkytcyksssmtwcttqzlpbszdtwcxgzagyktywxlnlcpbclloqmmzsslcmbjcsdzkydc" + "zjgqjdsmcytzqqlnzqzxssbpkdfqmddzzsddtdmfhtdycnaqjqkypbdjyyxtljhdrqxlmhkydhrnlklytwhllrllrcxylbnsrnzz" + "symqzzhhkyhxksmzsyzgcxfbnbsqlfzxxnnxkxwymsddyqnggqmmyhcdzttfgyyhgsbttybykjdnkyjbelhdypjqnfxfdnkzhqks" + "byjtzbxhfdsbdaswpawajldyjsfhblcnndnqjtjnchxfjsrfwhzfmdrfjyxwzpdjkzyjympcyznynxfbytfyfwygdbnzzzdnytxz" + "emmqbsqehxfznbmflzzsrsyqjgsxwzjsprytjsjgskjjgljjynzjjxhgjkymlpyyycxycgqzswhwlyrjlpxslcxmnsmwklcdnkny" + "npsjszhdzeptxmwywxyysywlxjqcqxzdclaeelmcpjpclwbxsqhfwrtfnjtnqjhjqdxhwlbyccfjlylkyynldxnhycstyywncjtx" + "ywtrmdrqnwqcmfjdxzmhmayxnwmyzqtxtlmrspwwjhanbxtgzypxyyrrclmpamgkqjszycymyjsnxtplnbappypylxmyzkynldgy" + "jzcchnlmzhhanqnbgwqtzmxxmllhgdzxnhxhrxycjmffxywcfsbssqlhnndycannmtcjcypnxnytycnnymnmsxndlylysljnlxys" + "sqmllyzlzjjjkyzzcsfbzxxmstbjgnxnchlsnmcjscyznfzlxbrnnnylmnrtgzqysatswryhyjzmgdhzgzdwybsscskxsyhytsxg" + "cqgxzzbhyxjscrhmkkbsczjyjymkqhzjfnbhmqhysnjnzybknqmcjgqhwlsnzswxkhljhyybqcbfcdsxdldspfzfskjjzwzxsddx" + "jseeegjscssygclxxnwwyllymwwwgydkzjggggggsycknjwnjpcxbjjtqtjwdsspjxcxnzxnmelptfsxtllxcljxjjljsxctnswx" + "lennlyqrwhsycsqnybyaywjejqfwqcqqcjqgxaldbzzyjgkgxbltqyfxjltpydkyqhpmatlcndnkxmtxynhklefxdllegqtymsaw" + "hzmljtkynxlyjzljeeyybqqffnlyxhdsctgjhxywlkllxqkcctnhjlqmkkzgcyygllljdcgydhzwypysjbzjdzgyzzhywyfqdtyz" + "szyezklymgjjhtsmqwyzljyywzcsrkqyqltdxwcdrjalwsqzwbdcqyncjnnszjlncdcdtlzzzacqqzzddxyblxcbqjylzllljddz" + "jgyqyjzyxnyyyexjxksdaznyrdlzyyynjlslldyxjcykywnqcclddnyyynycgczhjxcclgzqjgnwnncqqjysbzzxyjxjnxjfzbsb" + "dsfnsfpzxhdwztdmpptflzzbzdmyypqjrsdzsqzsqxbdgcpzswdwcsqzgmdhzxmwwfybpngphdmjthzsmmbgzmbzjcfzhfcbbnmq" + "dfmbcmcjxlgpnjbbxgyhyyjgptzgzmqbqdcgybjxlwnkydpdymgcftpfxyztzxdzxtgkptybbclbjaskytssqyymscxfjhhlslls" + "jpqjjqaklyldlycctsxmcwfgngbqxllllnyxtyltyxytdpjhnhgnkbyqnfjyyzbyyessessgdyhfhwtcqbsdzjtfdmxhcnjzymqw" + "srxjdzjqbdqbbsdjgnfbknbxdkqhmkwjjjgdllthzhhyyyyhhsxztyyyccbdbpypzyccztjpzywcbdlfwzcwjdxxhyhlhwczxjtc" + "nlcdpxnqczczlyxjjcjbhfxwpywxzpcdzzbdccjwjhmlxbqxxbylrddgjrrctttgqdczwmxfytmmzcwjwxyywzzkybzcccttqnhx" + "nwxxkhkfhtswoccjybcmpzzykbnnzpbthhjdlszddytyfjpxyngfxbyqxzbhxcpxxtnzdnnycnxsxlhkmzxlthdhkghxxsshqyhh" + "cjyxglhzxcxnhekdtgqxqypkdhentykcnymyyjmkqyyyjxzlthhqtbyqhxbmyhsqckwwyllhcyylnneqxqwmcfbdccmljggxdqkt" + "lxkknqcdgcjwyjjlyhhqyttnwchhxcxwherzjydjccdbqcdgdnyxzdhcqrxcbhztqcbxwgqwyybxhmbymykdyecmqkyaqyngyzsl" + "fnkkqgyssqyshngjctxkzycssbkyxhyylstycxqthysmnscpmmgcccccmnztasmgqzjhklosjylswtmqzyqkdzljqqyplzycztcq" + "qpbbcjzclpkhqcyyxxdtdddsjcxffllchqxmjlwcjcxtspycxndtjshjwhdqqqckxyamylsjhmlalygxcyydmamdqmlmcznnyybz" + "xkyflmcncmlhxrcjjhsylnmtjggzgywjxsrxcwjgjqhqzdqjdcjjskjkgdzcgjjyjylxzxxcdqhhheslmhlfsbdjsyyshfyssczq" + "lpbdrfnztzdkykhsccgkwtqzckmsynbcrxqbjyfaxpzzedzcjykbcjwhyjbqzzywnyszptdkzpfpbaztklqnhbbzptpptyzzybhn" + "ydcpzmmcycqmcjfzzdcmnlfpbplngqjtbttajzpzbbdnjkljqylnbzqhksjznggqstzkcxchpzsnbcgzkddzqanzgjkdrtlzldwj" + 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extension String {
//    subscript (i:Int) -> String{
//        return self[i ..< i + 1]
//    }
//
//    subscript (r:Range<Int>) -> String{
//        let range = Range(uncheckedBounds: (lower: max(0, min(self.count, r.lowerBound)), upper: min(self.count, max(0, r.upperBound))))
//        let start = index(startIndex, offsetBy: range.lowerBound)
//        let end = index(start, offsetBy: range.upperBound - range.lowerBound)
//        return String(self[start ..< end])
//    }
    
}