package com.engine.common.util;

import com.engine.attendance.enums.AccountingUnitEnum;
import com.engine.attendance.enums.CheckBoxEnum;
import com.engine.attendance.enums.ClassSegmentTypeEnum;
import com.engine.attendance.enums.ClockPointEnum;
import com.google.common.collect.Maps;
import com.google.common.reflect.TypeToken;
import com.google.gson.Gson;
import lombok.extern.slf4j.Slf4j;
import org.jetbrains.annotations.NotNull;
import weaver.general.BaseBean;

import java.io.File;
import java.io.FileFilter;
import java.io.IOException;
import java.lang.reflect.Type;
import java.math.BigDecimal;
import java.math.MathContext;
import java.net.JarURLConnection;
import java.net.URL;
import java.net.URLDecoder;
import java.util.ArrayList;
import java.util.Enumeration;
import java.util.List;
import java.util.Map;
import java.util.jar.JarEntry;
import java.util.jar.JarFile;
import java.util.stream.Collectors;

@Slf4j
public class Utils<T> {
    public static Gson gson = new Gson();
    public static Type list_map_type = new TypeToken<List<Map<String,String>>>(){}.getType();
    public static Type map_type = new TypeToken<Map<String,Object>>(){}.getType();
    public static BaseBean baseBean = new BaseBean();
    /**
     * 解析格式为[{a:b,c:d}]格式的json
     * @param json
     * @return
     */
    public static List<Map<String,String>> resolveList_Map(String json){
        List<Map<String,String>> list= gson.fromJson(json,list_map_type);
        return list;
    }
    /**
     * 解析格式为{a:b,c:d}格式的json
     * @param json
     * @return
     */
    public static Map<String,Object> resolveMap(String json){
        Map<String,Object> list= gson.fromJson(json,map_type);
        return list;
    }

    /**
     * 通过接口名取得某个接口下所有实现这个接口的类
     */
    public  List<T> getAllClassByInterface(Class<?> c) {
        List<T> returnClassList = null;
        if (c.isInterface()) {
            try {
                // 获取当前的包名
                String packageName = c.getPackage().getName();
                // 获取当前包下以及子包下所以的类
                List<Class<?>> allClass = getClasses(packageName);
                if (allClass != null) {
                    returnClassList = new ArrayList();
                    for (Class<?> cls : allClass) {
                        // 判断是否是同一个接口
                        if (c.isAssignableFrom(cls)) {
                            // 本身不加入进去
                            if (!c.equals(cls)) {
                                returnClassList.add((T)cls.newInstance());
                            }
                        }
                    }
                }
            }catch (Exception e){
                baseBean.writeLog(e);
            }
        }

        return returnClassList;
    }




    /**
     * 从包package中获取所有的Class
     *
     * @param packageName
     * @return
     */
    @NotNull
    public static List<Class<?>> getClasses(String packageName) {
        // 第一个class类的集合
        List<Class<?>> classes = new ArrayList<Class<?>>();
        // 是否循环迭代
        boolean recursive = true;
        // 获取包的名字 并进行替换
        String packageDirName = packageName.replace('.', '/');
        // 定义一个枚举的集合 并进行循环来处理这个目录下的things
        Enumeration<URL> dirs;
        try {
            dirs = Thread.currentThread().getContextClassLoader().getResources(packageDirName);
            // 循环迭代下去
            while (dirs.hasMoreElements()) {
                // 获取下一个元素
                URL url = dirs.nextElement();
                // 得到协议的名称
                String protocol = url.getProtocol();
                // 如果是以文件的形式保存在服务器上
                if ("file".equals(protocol)) {
                    // 获取包的物理路径
                    String filePath = URLDecoder.decode(url.getFile(), "UTF-8");
                    // 以文件的方式扫描整个包下的文件 并添加到集合中
                    findAndAddClassesInPackageByFile(packageName, filePath, recursive, classes);
                } else if ("jar".equals(protocol)) {
                    // 如果是jar包文件
                    // 定义一个JarFile
                    JarFile jar;
                    try {
                        // 获取jar
                        jar = ((JarURLConnection) url.openConnection()).getJarFile();
                        // 从此jar包 得到一个枚举类
                        Enumeration<JarEntry> entries = jar.entries();
                        // 同样的进行循环迭代
                        while (entries.hasMoreElements()) {
                            // 获取jar里的一个实体 可以是目录 和一些jar包里的其他文件 如META-INF等文件
                            JarEntry entry = entries.nextElement();
                            String name = entry.getName();
                            // 如果是以/开头的
                            if (name.charAt(0) == '/') {
                                // 获取后面的字符串
                                name = name.substring(1);
                            }
                            // 如果前半部分和定义的包名相同
                            if (name.startsWith(packageDirName)) {
                                int idx = name.lastIndexOf('/');
                                // 如果以"/"结尾 是一个包
                                if (idx != -1) {
                                    // 获取包名 把"/"替换成"."
                                    packageName = name.substring(0, idx).replace('/', '.');
                                }
                                // 如果可以迭代下去 并且是一个包
                                if ((idx != -1) || recursive) {
                                    // 如果是一个.class文件 而且不是目录
                                    if (name.endsWith(".class") && !entry.isDirectory()) {
                                        // 去掉后面的".class" 获取真正的类名
                                        String className = name.substring(packageName.length() + 1, name.length() - 6);
                                        try {
                                            // 添加到classes
                                            classes.add(Class.forName(packageName + '.' + className));
                                        } catch (ClassNotFoundException e) {
                                            baseBean.writeLog(e);
                                        }
                                    }
                                }
                            }
                        }
                    } catch (IOException e) {
                        baseBean.writeLog(e);
                    }
                }

            }
        } catch (IOException e) {
            baseBean.writeLog(e);
        }

        return classes;
    }

    /**
     * 以文件的形式来获取包下的所有Class
     *
     * @param packageName
     * @param packagePath
     * @param recursive
     * @param classes
     */
    public static void findAndAddClassesInPackageByFile(String packageName, String packagePath, final boolean recursive, List<Class<?>> classes) {
        // 获取此包的目录 建立一个File
        File dir = new File(packagePath);
        // 如果不存在或者 也不是目录就直接返回
        if (!dir.exists() || !dir.isDirectory()) {
            return;
        }
        // 如果存在 就获取包下的所有文件 包括目录
        File[] dirfiles = dir.listFiles(new FileFilter() {
            // 自定义过滤规则 如果可以循环(包含子目录) 或则是以.class结尾的文件(编译好的java类文件)
            @Override
            public boolean accept(File file) {
                return (recursive && file.isDirectory()) || (file.getName().endsWith(".class"));
            }
        });
        // 循环所有文件
        for (File file : dirfiles) {
            // 如果是目录 则继续扫描
            if (file.isDirectory()) {
                findAndAddClassesInPackageByFile(packageName + "." + file.getName(), file.getAbsolutePath(), recursive, classes);
            } else {
                // 如果是java类文件 去掉后面的.class 只留下类名
                String className = file.getName().substring(0, file.getName().length() - 6);
                try {
                    // 添加到集合中去
                    classes.add(Class.forName(packageName + '.' + className));
                } catch (ClassNotFoundException e) {
                    e.printStackTrace();
                    baseBean.writeLog(e);
                }
            }
        }
    }


    /**
     * 获得time时间内最近的前后打卡时间数据
     * @param time
     * @param clockInTimeList 打卡数据
     * @return
     */
    public static Map<String,Map<String,Object>> getNearestClcokInTimeCmd(String time,List<Map<String, Object>> clockInTimeList){
        Map<String,Map<String,Object>> resultMap = Maps.newHashMap();
        for (int i=0;i<clockInTimeList.size();i++){
            String signDateTime = clockInTimeList.get(i).get("signdate") +" "+clockInTimeList.get(i).get("signtime");
            int j=i+1;
            if (j > clockInTimeList.size()-1){
                j = clockInTimeList.size()-1;
            }
            String afterSignDateTime = clockInTimeList.get(j).get("signdate") +" "+clockInTimeList.get(j).get("signtime");
            if (i==0 && DateUtil.getTime(time).compareTo(DateUtil.getTime(signDateTime)) <0){
                resultMap.put(ClockPointEnum.AFTER.getKey(),clockInTimeList.get(i));
            }else if (i == clockInTimeList.size()-1 && DateUtil.getTime(time).compareTo(DateUtil.getTime(signDateTime)) >0){
                resultMap.put(ClockPointEnum.BEFORE.getKey(),clockInTimeList.get(i));
            }else if (DateUtil.getTime(time).compareTo(DateUtil.getTime(signDateTime)) >0 && DateUtil.getTime(time).compareTo(DateUtil.getTime(afterSignDateTime)) <0){
                resultMap.put(ClockPointEnum.BEFORE.getKey(),clockInTimeList.get(i));
                resultMap.put(ClockPointEnum.AFTER.getKey(),clockInTimeList.get(j));
            }else if (DateUtil.getTime(time).compareTo(DateUtil.getTime(signDateTime)) == 0){
                resultMap.put(ClockPointEnum.EQUAL.getKey(),clockInTimeList.get(i));
            }
        }
        return resultMap;
    }

    /**
     * 根据核算量、核算单位，计算出具体项目时长
     * @param hsl 核算量
     * @param hsdw 核算单位
     * @param duration 时间值
     * @param unit 时间值单位
     * @return
     */
    public static double getItemduration(double hsl, String hsdw,int duration, AccountingUnitEnum unit){
        double itemDuration = 0.0;
        BigDecimal durationBig = new BigDecimal(duration);
        BigDecimal hslBig = new BigDecimal(hsl);
        if (AccountingUnitEnum.DAY.getKey().equals(hsdw) || AccountingUnitEnum.ONCE.getKey().equals(hsdw)){
            itemDuration = hsl;
        }else if (AccountingUnitEnum.HOUR.getKey().equals(hsdw)){
            if (unit.equals(AccountingUnitEnum.MINUTES)){
                double durationHour = duration/60.0;
//                if (duration%60 > 0){
//                    durationHour = durationHour +1;
//                }
                durationBig = new BigDecimal(durationHour);
                if ((durationHour/hsl) > Math.floor(durationHour/hsl)){
                    // (durationHour/hsl)*hsl+hsl
                    durationBig = new BigDecimal(Math.floor(durationHour/hsl));
                    itemDuration = durationBig.multiply(hslBig).add(hslBig,new MathContext(BigDecimal.ROUND_HALF_DOWN)).doubleValue();
                }else {
                    itemDuration = durationBig.divide(hslBig,BigDecimal.ROUND_DOWN).multiply(hslBig).doubleValue();
                }

            }else if (unit.equals(AccountingUnitEnum.HOUR)){
                if ((duration/hsl) > Math.floor(duration/hsl)){
                    durationBig = new BigDecimal(Math.floor(duration/hsl));
                    itemDuration=durationBig.multiply(hslBig).add(hslBig,new MathContext(BigDecimal.ROUND_HALF_DOWN)).doubleValue();
                }else {
                    itemDuration = durationBig.divide(hslBig,BigDecimal.ROUND_DOWN).multiply(hslBig).doubleValue();
                }

            }

        }else if (AccountingUnitEnum.MINUTES.getKey().equals(hsdw)){
            if (unit.equals(AccountingUnitEnum.MINUTES)){
                if ((duration/hsl) > Math.floor(duration/hsl)){
                    durationBig = new BigDecimal(Math.floor(duration/hsl));
                    itemDuration=durationBig.multiply(hslBig).add(hslBig,new MathContext(BigDecimal.ROUND_HALF_DOWN)).doubleValue();
                }else {
                    itemDuration = durationBig.divide(hslBig,BigDecimal.ROUND_DOWN).multiply(hslBig).doubleValue();
                }

            }else if (unit.equals(AccountingUnitEnum.HOUR)){
                int durationMinute = duration*60;
                durationBig = new BigDecimal(durationMinute);
                if ((durationMinute/hsl) > Math.floor(durationMinute/hsl)){
                    durationBig = new BigDecimal(Math.floor(durationMinute/hsl));
                    itemDuration=durationBig.multiply(hslBig).add(hslBig,new MathContext(BigDecimal.ROUND_HALF_DOWN)).doubleValue();
                }else {
                    itemDuration = durationBig.divide(hslBig,BigDecimal.ROUND_DOWN).multiply(hslBig).doubleValue();
                }
            }
        }
        return itemDuration;
    }



    /**
     * 根据核算量、核算单位，计算出具体项目时长
     * @param hsl 核算量
     * @param hsdw 核算单位
     * @param duration 时间值
     * @param unit 时间值单位
     * @return
     */
    public static double getItemdurationDown(double hsl, String hsdw,int duration, AccountingUnitEnum unit){
        double itemDuration = 0.0;
        BigDecimal durationBig = new BigDecimal(duration);
        BigDecimal hslBig = new BigDecimal(hsl);
        if (AccountingUnitEnum.DAY.getKey().equals(hsdw) || AccountingUnitEnum.ONCE.getKey().equals(hsdw)){
            itemDuration = hsl;
        }else if (AccountingUnitEnum.HOUR.getKey().equals(hsdw)){
            if (unit.equals(AccountingUnitEnum.MINUTES)){
                double durationHour = duration/60.0;
//                if (duration%60 > 0){
//                    durationHour = durationHour +1;
//                }
                durationBig = new BigDecimal(durationHour);
                if ((durationHour/hsl) > Math.floor(durationHour/hsl)){
                    // (durationHour/hsl)*hsl+hsl
                    durationBig = new BigDecimal(Math.floor(durationHour/hsl));
                    itemDuration = durationBig.multiply(hslBig).doubleValue();
                }else {
                    itemDuration = durationBig.divide(hslBig,BigDecimal.ROUND_DOWN).multiply(hslBig).doubleValue();
                }

            }else if (unit.equals(AccountingUnitEnum.HOUR)){
                if ((duration/hsl) > Math.floor(duration/hsl)){
                    durationBig = new BigDecimal(Math.floor(duration/hsl));
                    itemDuration=durationBig.multiply(hslBig).doubleValue();
                }else {
                    itemDuration = durationBig.divide(hslBig,BigDecimal.ROUND_DOWN).multiply(hslBig).doubleValue();
                }

            }

        }else if (AccountingUnitEnum.MINUTES.getKey().equals(hsdw)){
            if (unit.equals(AccountingUnitEnum.MINUTES)){
                if ((duration/hsl) > Math.floor(duration/hsl)){
                    durationBig = new BigDecimal(Math.floor(duration/hsl));
                    itemDuration=durationBig.multiply(hslBig).doubleValue();
                }else {
                    itemDuration = durationBig.divide(hslBig,BigDecimal.ROUND_DOWN).multiply(hslBig).doubleValue();
                }

            }else if (unit.equals(AccountingUnitEnum.HOUR)){
                int durationMinute = duration*60;
                durationBig = new BigDecimal(durationMinute);
                if ((durationMinute/hsl) > Math.floor(durationMinute/hsl)){
                    durationBig = new BigDecimal(Math.floor(durationMinute/hsl));
                    itemDuration=durationBig.multiply(hslBig).doubleValue();
                }else {
                    itemDuration = durationBig.divide(hslBig,BigDecimal.ROUND_DOWN).multiply(hslBig).doubleValue();
                }
            }
        }
        return itemDuration;
    }

    /**
     * 请假、外出时间扣出休息时间
     * @param kssj 开始时间
     * @param jssj 结束时间
     * @param scheduleResult 班次
     * @return
     */
    public static int removeRestTime(String kssj,String jssj,List<Map<String, Object>> scheduleResult,String analysisDate){
        scheduleResult = scheduleResult.stream().filter(e -> ClassSegmentTypeEnum.REST_AND_DINE.getKey().equals(e.get("bdlx")) ||
                ClassSegmentTypeEnum.REST_PERIOD.getKey().equals(e.get("bdlx")) || ClassSegmentTypeEnum.DINING_PERIOD.getKey().equals(e.get("bdlx"))).collect(Collectors.toList());
        int betweenMinutes = DateUtil.getBetWeenMinutes(kssj,jssj);
        log.info("removeRestTime  scheduleResult : {}",scheduleResult);
        for (Map<String, Object> restSchedule :scheduleResult){
            String dtkssj = analysisDate+" "+restSchedule.get("dtkssj");
            String dtjssj = analysisDate+" "+restSchedule.get("dtjssj");
            if (DateUtil.getTime(dtkssj).compareTo(DateUtil.getTime(dtjssj)) > 0){
                dtjssj = DateUtil.AfterDay(analysisDate,1) +" "+restSchedule.get("dtjssj");
            }
            if (DateUtil.getTime(kssj).compareTo(DateUtil.getTime(dtkssj)) <=0 && DateUtil.getTime(jssj).compareTo(DateUtil.getTime(dtjssj)) >=0){
                //休息时间在请假时间中间
                betweenMinutes = betweenMinutes - DateUtil.getBetWeenMinutes(dtkssj,dtjssj);
                log.info("休息时间在请假时间中间");
            }else if (DateUtil.getTime(kssj).compareTo(DateUtil.getTime(dtkssj)) <=0 && DateUtil.getTime(jssj).compareTo(DateUtil.getTime(dtjssj)) <=0 && DateUtil.getTime(jssj).compareTo(DateUtil.getTime(dtkssj)) >=0){
                //休息时间在请假时间 右边
                betweenMinutes = betweenMinutes - DateUtil.getBetWeenMinutes(dtkssj,jssj);
                log.info("休息时间在请假时间 右边");
            }else if (DateUtil.getTime(kssj).compareTo(DateUtil.getTime(dtkssj)) >=0 && DateUtil.getTime(jssj).compareTo(DateUtil.getTime(dtjssj)) >=0 && DateUtil.getTime(kssj).compareTo(DateUtil.getTime(dtjssj)) <=0){
                //休息时间在请假时间 左边
                betweenMinutes = betweenMinutes - DateUtil.getBetWeenMinutes(kssj,dtjssj);
                log.info("休息时间在请假时间 左边");
            }else if (DateUtil.getTime(kssj).compareTo(DateUtil.getTime(dtkssj)) >=0 && DateUtil.getTime(jssj).compareTo(DateUtil.getTime(dtjssj)) <=0){
                //请假时间在休息时间中间
                betweenMinutes = 0;
                log.info("请假时间在休息时间中间");
            }
        }


        return betweenMinutes;
    }

    /**
     * 请假外出在加班中所占时间
     * @return
     */
    public static int getStartAndEndTime(String kssj,String jssj,Map<String, Object> leaveMap){
        String leavekssj = leaveMap.get("ksrq") + " "+leaveMap.get("kssj");
        String leavejssj = leaveMap.get("jsrq")+ " "+leaveMap.get("jssj");
        int betweenMinutes=0;
        if (DateUtil.getTime(kssj).compareTo(DateUtil.getTime(leavekssj)) <=0 && DateUtil.getTime(jssj).compareTo(DateUtil.getTime(leavejssj)) >=0){
            //请假外出时间在中间
            betweenMinutes =  DateUtil.getBetWeenMinutes(leavekssj,leavejssj);
            log.info("请假外出时间在中间");
        }else if (DateUtil.getTime(kssj).compareTo(DateUtil.getTime(leavekssj)) <=0 && DateUtil.getTime(jssj).compareTo(DateUtil.getTime(leavejssj)) <=0 && DateUtil.getTime(jssj).compareTo(DateUtil.getTime(leavekssj)) >=0){
            //请假外出时间 右边
            betweenMinutes =  DateUtil.getBetWeenMinutes(leavekssj,jssj);
            log.info("请假外出时间 右边");
        }else if (DateUtil.getTime(kssj).compareTo(DateUtil.getTime(leavekssj)) >=0 && DateUtil.getTime(jssj).compareTo(DateUtil.getTime(leavejssj)) >=0 && DateUtil.getTime(kssj).compareTo(DateUtil.getTime(leavejssj)) <=0){
            //休请假外出时间 左边
            betweenMinutes = DateUtil.getBetWeenMinutes(kssj,leavejssj);
            log.info("请假外出时间 左边");
        }else if (DateUtil.getTime(kssj).compareTo(DateUtil.getTime(leavekssj)) >=0 && DateUtil.getTime(jssj).compareTo(DateUtil.getTime(leavejssj)) <=0){
            //请假外出时间中间
            betweenMinutes = 0;
            log.info("加班实际在请假外出时间中间");
        }
        return betweenMinutes;
    }

}