package com.kcim.service.impl;

import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
import com.kcim.constants.NumberConstant;
import com.kcim.controller.request.QualificationManageAdjustRequest;
import com.kcim.controller.request.QualificationReAuthorizeRequest;
import com.kcim.controller.response.QualificationManage;
import com.kcim.controller.response.QualificationManageForDoctor;
import com.kcim.dao.mapper.QualificationApplyMapper;
import com.kcim.dao.model.*;
import com.kcim.dao.repository.*;
import com.kcim.service.QualificationManageService;
import com.kcim.service.QualificationService;
import com.kcim.util.BaseUtil;
import com.kcim.util.PageUtils;
import lombok.AllArgsConstructor;
import lombok.extern.slf4j.Slf4j;
import lombok.val;
import org.springframework.stereotype.Service;
import org.springframework.util.StringUtils;

import java.util.*;
import java.util.stream.Collectors;

@Service("QualificationManageService")
@AllArgsConstructor
@Slf4j
public class QualificationManageServiceImpl extends ServiceImpl<QualificationApplyMapper, QualificationApply> implements QualificationManageService {

    QualificationRepository qualificationRepository;
    QualificationTypeRepository qualificationTypeRepository;
    QualificationApplyRepository qualificationApplyRepository;
    QualificationApplyAdjustRepository qualificationApplyAdjustRepository;
    UserInfoRepository userInfoRepository;
    DepartmentRepository departmentRepository;
    DoctorAttachmentRepository doctorAttachmentRepository;
    QualificationApplyAdjustRepository applyAdjustRepository;

    QualificationService qualificationService;

    @Override
    public Object listByQualification(String name, String qualificationTypeCode, String operationLevelCode, Integer techFlag, Integer operationFlag, Integer current, Integer pageSize) {

        //返回的集合
        List<QualificationManage> listReturn = new ArrayList<>();

        //资质集合
        List<Qualification> qualificationList = qualificationRepository.list();

        //资质分类集合
        List<QualificationType> qualificationTypeList = qualificationTypeRepository.list();

        //人员列表
        List<UserInfo> empList = userInfoRepository.list();
        Map<Long,UserInfo> empMap = empList.stream().collect(Collectors.toMap(UserInfo::getId, vo -> vo, (a, b) -> b));

        //有效的资质授权
        List<QualificationApply> list = qualificationApplyRepository.listByQualification();

        for(QualificationApply qualificationApply : list){

            //医生信息
            //qualificationApply.setUserInfo(empMap.get(qualificationApply.getUserId()));

            //调整历史-调整人姓名
//            for(QualificationApplyAdjust adjust : qualificationApply.getApplyAdjust()){
//                adjust.setAdjustUserName(empMap.get(adjust.getUserId()).getName());
//            }

            //资质字典
            Qualification qualification = qualificationList.stream().filter(q -> q.getCode().equals(qualificationApply.getQualificationCode())).findFirst().get();
            //资质名称
            String qualificationName = qualification.getName();
            //资质分类
            QualificationType qualificationType = qualificationTypeList.stream().filter(t -> t.getCode().equals(qualification.getQualificationTypeCode())).findFirst().get();
            //资质分类编码
            String typeCode = qualificationType.getCode();
            //资质分类名称
            String typeName = qualificationType.getName();
            qualification.setQualificationTypeName(typeName);

            //名称过滤
            if(!StringUtils.isEmpty(name) && !qualificationName.contains(name)){
                continue;
            }
            //分类过滤
            if(!qualificationTypeCode.equals("0")){
                //List<String> typeCodeList = qualificationServiceImpl.getQualificationTypeCodeRecursion(qualificationTypeList,qualificationTypeCode);
                List<String> typeCodeList = qualificationService.getQualificationTypeCodeRecursion(qualificationTypeList,qualificationTypeCode);
                if(!typeCodeList.contains(typeCode)){
                    continue;
                }
            }
            //手术标志过滤
            if(operationFlag != null && operationFlag.equals(NumberConstant.ONE) && qualification.getOperationFlag().equals(NumberConstant.ZERO)){
                continue;
            }
            //医疗技术标志过滤
            if(techFlag != null && techFlag.equals(NumberConstant.ONE) && qualification.getTechFlag().equals(NumberConstant.ZERO)){
                continue;
            }
            //手术级别过滤
            if(!StringUtils.isEmpty(operationLevelCode) && !qualification.getOperationLevelCode().equals(operationLevelCode)){
                continue;
            }

            Optional<QualificationManage> returnItem = listReturn.stream().filter(q -> q.getQualification().getCode().equals(qualificationApply.getQualificationCode())).findFirst();
            //添加1项
            if(!returnItem.isPresent()) {
                QualificationManage newItem = new QualificationManage();
                //资质字典
                newItem.setQualification(qualification);
                //医生列表
//                if(qualificationApply.getCurrentStatus().equals("授权中")){
//                    newItem.setDoctorList(qualificationApply.getUserInfo().getName());
//                }
//                else{
//                    newItem.setDoctorList(""); //新建时如果不是授权中状态，则给一个空字符串，避免出现null文本
//                }
                //申请列表
//                List<QualificationApply> applyList = new ArrayList<>();
//                applyList.add(qualificationApply);
//                newItem.setApplyList(applyList);

                listReturn.add(newItem);
            }
            //更新项
//            else{
//                //医生列表
//                if(qualificationApply.getCurrentStatus().equals("授权中")){
//                    String newDoctorList = returnItem.get().getDoctorList() + "," + qualificationApply.getUserInfo().getName();
//                    newDoctorList = StringUtils.trimLeadingCharacter(newDoctorList,','); //去掉最左边的逗号
//                    returnItem.get().setDoctorList(newDoctorList);
//                }
//                //申请列表
//                returnItem.get().getApplyList().add(qualificationApply);
//            }
        }

        //设置「允许重新授权状态」，已过期的授权，如果没有对应的授权中的人时，才可以重新授权
//        for(QualificationManage item : listReturn ){
//            for(QualificationApply apply : item.getApplyList()){
//                if(apply.getCurrentStatus().equals("已过期")) {
//                    if(item.getApplyList().stream().filter(a -> a.getCurrentStatus().equals("授权中"))
//                           .noneMatch(a -> a.getUserId().equals(apply.getUserId()))) {
//                        apply.setAllowReAuthorize(NumberConstant.ONE);
//                    }
//                }
//            }
//        }

        return new PageUtils(listReturn, Math.toIntExact(listReturn.size()),pageSize,current);
    }

    @Override
    public Object listQualificationApplyByDoctor(String userId){
        List<QualificationApply> list = qualificationApplyRepository.listByQualification(null,userId);
        return geneQualificationStatus(list);
    }

    @Override
    public Object listQualificationApply(String qualificationCode){
        List<QualificationApply> list = qualificationApplyRepository.listByQualification(qualificationCode,null);
        return geneQualificationStatus(list);
    }

    private Object geneQualificationStatus(List<QualificationApply> list) {
        //设置「允许重新授权状态」，已过期的授权，如果没有对应的授权中的人时，才可以重新授权
        for(QualificationApply apply : list){
            if(apply.getCurrentStatus().equals("已过期")) {
                if(list.stream().filter(a -> a.getCurrentStatus().equals("授权中"))
                        .noneMatch(a -> a.getUserId().equals(apply.getUserId()))) {
                    apply.setAllowReAuthorize(NumberConstant.ONE);
                }
            }
        }
        return list;
    }

    @Override
    public Object listByDoctor(String deptCode, String userName, Integer current, Integer pageSize) {

        //返回的集合
        List<QualificationManageForDoctor> listReturn = new ArrayList<>();

        //资质集合
        List<Qualification> qualificationList = qualificationRepository.list();

        //有效的资质授权
        List<QualificationApply> list = qualificationApplyRepository.listByQualification();

        //过滤的科室代码和其下级代码组成的列表
        List<String> listDept = getDepartmentCodeRecursion(departmentRepository.list(),deptCode);

        //人员列表
        List<UserInfo> empList = userInfoRepository.list();
        Map<Long,UserInfo> empMap = empList.stream().collect(Collectors.toMap(UserInfo::getId, vo -> vo, (a, b) -> b));

        for(QualificationApply qualificationApply : list){

            //资质字典
            Qualification qualification = qualificationList.stream().filter(q -> q.getCode().equals(qualificationApply.getQualificationCode())).findFirst().get();
            //资质名称
            String qualificationName = qualification.getName();

            //科室过滤
            if(!StringUtils.isEmpty(deptCode) && !listDept.contains(qualificationApply.getUserInfo().getDeptCode())){
                continue;
            }
            //姓名过滤
            if(!StringUtils.isEmpty(userName) && !qualificationApply.getUserInfo().getName().contains(userName)){
                continue;
            }

            //调整历史-调整人姓名
            for(QualificationApplyAdjust adjust : qualificationApply.getApplyAdjust()){
                adjust.setAdjustUserName(empMap.get(adjust.getUserId()).getName());
            }

            Optional<QualificationManageForDoctor> returnItem = listReturn.stream().filter(q -> q.getUserInfo().getId().equals(qualificationApply.getUserId())).findFirst();
            //添加1项
            if(!returnItem.isPresent()) {
                QualificationManageForDoctor newItem = new QualificationManageForDoctor();
                //医生信息
                newItem.setUserInfo(userInfoRepository.getUserInfoById(qualificationApply.getUserId()));
                //资质名称列表
                if(qualificationApply.getCurrentStatus().equals("授权中")){
                    newItem.setQualificationList(qualificationName);
                }
                else{
                    newItem.setQualificationList(""); //新建时如果不是授权中状态，则给一个空字符串，避免出现null文本
                }
                //申请列表
                List<QualificationApply> applyList = new ArrayList<>();
                applyList.add(qualificationApply);
                newItem.setApplyList(applyList);

                listReturn.add(newItem);
            }
            //更新项
            else{
                //资质名称列表
                if(qualificationApply.getCurrentStatus().equals("授权中")){
                    String newQualificationList = returnItem.get().getQualificationList() + "," + qualificationName;
                    newQualificationList = StringUtils.trimLeadingCharacter(newQualificationList,','); //去掉最左边的逗号
                    returnItem.get().setQualificationList(newQualificationList);
                }
                //申请列表
                returnItem.get().getApplyList().add(qualificationApply);
            }
        }

        //设置「允许重新授权状态」，已过期的授权，如果没有对应的授权中的授权时，才可以重新授权
        for(QualificationManageForDoctor item : listReturn ){
            for(QualificationApply apply : item.getApplyList()){
                if(apply.getCurrentStatus().equals("已过期")) {
                    if(item.getApplyList().stream().filter(a -> a.getCurrentStatus().equals("授权中"))
                                                   .noneMatch(a -> a.getQualificationInfo().getCode().equals(apply.getQualificationInfo().getCode()))) {
                        apply.setAllowReAuthorize(NumberConstant.ONE);
                    }
                }
            }
        }

        return new PageUtils(listReturn, Math.toIntExact(listReturn.size()),pageSize,current);
    }

    /**
     * 递归获取的科室编码的下级编码列表
     */
    public List<String> getDepartmentCodeRecursion(List<Department> deptList,String deptCode){
        List<String> list = new ArrayList<>();

        //父节点为传入节点的节点数
        long count = deptList.stream().filter(t -> t.getParentCode().equals(deptCode)).count();

        //传入的是根节点
        if(count == 0){
            list.add(deptCode);
            return list;
        }

        //传入的不是根节点
        for(Department dept : deptList){
            //传入节点的直接下级
            if(dept.getParentCode().equals(deptCode)){
                long childCount = deptList.stream().filter(t -> t.getParentCode().equals(dept.getCode())).count();
                //是末级节点
                if(childCount == 0 && !list.contains(dept.getCode())){
                    list.add(dept.getCode());
                }
                //递归
                else{
                    list.addAll(getDepartmentCodeRecursion(deptList,dept.getCode()));
                }
            }
        }
        return list;
    }

    @Override
    public void adjust(QualificationManageAdjustRequest request) {
        QualificationApply apply = qualificationApplyRepository.getById(request.getQualificationApplyId());

        //更新调整记录
        QualificationApplyAdjust adjust = new QualificationApplyAdjust();
        adjust.setQualificationApplyId(request.getQualificationApplyId());
        adjust.setUserId(BaseUtil.getCurrentUser().getId());
        adjust.setQualificationPeriodBefore(apply.getQualificationPeriod());
        adjust.setQualificationPeriodAfter(request.getQualificationPeriod());
        adjust.setBeginDateBefore(apply.getBeginDate());
        adjust.setBeginDateAfter(request.getBeginDate());
        adjust.setEndDateBefore(apply.getEndDate());
        adjust.setEndDateAfter(request.getEndDate());
        adjust.setMemo(request.getMemo());

        adjust.setCreateUser(String.valueOf(BaseUtil.getCurrentUser().getId()));
        adjust.setCreateTime(new Date());
        adjust.setHospId(BaseUtil.getCurrentLoginHospId());

        qualificationApplyAdjustRepository.save(adjust);

        //更新资质申请
        apply.setQualificationPeriod(request.getQualificationPeriod());
        apply.setBeginDate(request.getBeginDate());
        apply.setEndDate(request.getEndDate());

        apply.setUpdateUser(String.valueOf(BaseUtil.getCurrentUser().getId()));
        apply.setUpdateTime(new Date());

        qualificationApplyRepository.updateById(apply);
    }

    @Override
    public void adjustBatch(List<QualificationManageAdjustRequest> request) {
        for(QualificationManageAdjustRequest r : request) {
            adjust(r);
        }
    }

    @Override
    public void reAuthorize(QualificationReAuthorizeRequest request) {

        //取原来的申请
        QualificationApply apply = qualificationApplyRepository.getById(request.getQualificationApplyId());

        //拷贝原来的属性
        QualificationApply newApply = new QualificationApply();
        newApply.setQualificationCode(apply.getQualificationCode());
        newApply.setUserId(apply.getUserId());
        //新授权属性
        newApply.setQualificationPeriod(request.getQualificationPeriod());
        newApply.setBeginDate(request.getBeginDate());
        newApply.setEndDate(request.getEndDate());
        newApply.setManagerOpinion(request.getMemo());

        newApply.setApplyDate(new Date());
        newApply.setApplyStatus(NumberConstant.FIVE);
        newApply.setCreateUser(String.valueOf(BaseUtil.getCurrentUser().getId()));
        newApply.setCreateTime(new Date());
        newApply.setHospId(BaseUtil.getCurrentLoginHospId());

        qualificationApplyRepository.save(newApply);
    }

    @Override
    public Object listAllDoctor(String queryCondition) {
        return userInfoRepository.listAllDoctor(queryCondition);
    }

    @Override
    public Object listAvailableQualification(String queryCondition, Date expireDate, Integer current, Integer pageSize) {
        return qualificationApplyRepository.listAvailableQualification(queryCondition,expireDate, current, pageSize);
    }

    @Override
    public Object getMyInfo() {
        UserInfo myInfo = userInfoRepository.getCurrentUserInfo();
        myInfo.setAttachments(doctorAttachmentRepository.listByUserId(BaseUtil.getCurrentUser().getId()));
        return myInfo;
    }

    @Override
    public Object listAllDepartment(String queryCondition) {
        //返回的集合
        List<Department> listReturn = new ArrayList<>();

        //先把所有科室都查询出来
        List<Department> listAll = departmentRepository.list();

        //需要检索
        if(!StringUtils.isEmpty(queryCondition)) {
            //生成检索字段的值
            for(Department department : listAll) {
                department.setFilter(getChildDepartmentFilter(department.getCode(),department.getName(),listAll));
            }

            //过滤得到子集
            List<Department> list = listAll.stream().filter(d -> d.getFilter().contains(queryCondition)).collect(Collectors.toList());

            //查无结果
            if((long) list.size() == 0){
                return listReturn;
            }

            //把子集填到返回放列表里
            //先添加根节点，因为根节点是必须有的
            Optional<Department> rootNode = list.stream().filter(d -> d.getCode().equals("0")).findFirst();
            if(rootNode.isPresent()){
                rootNode.get().setChildren(getChildrenDepartment("0",list));
                listReturn.add(rootNode.get());
            }
        }
        //不需要检索
        else{
            //先添加根节点，因为根节点是必须有的
            Optional<Department> rooNode = listAll.stream().filter(d -> d.getCode().equals("0")).findFirst();
            if(rooNode.isPresent()){
                rooNode.get().setChildren((getChildrenDepartment("0",listAll)));
                listReturn.add(rooNode.get());
            }
        }
        return listReturn;
    }

    @Override
    public Object listMyAvailableQualification(String qualificationName, String operationLevelCode, Integer techFlag, Integer operationFlag, Integer current, Integer pageSize) {
        return qualificationApplyRepository.listMyAvailableQualification(qualificationName, operationLevelCode, techFlag, operationFlag, current, pageSize);
    }

    @Override
    public Object getMyQualificationHistory(String qualificationCode) {
        return qualificationApplyRepository.getMyQualificationHistory(qualificationCode);
    }

    @Override
    public Object saveDoctorAttachment(DoctorAttachment doctorAttachments) {
        doctorAttachments.setHospId(BaseUtil.getCurrentLoginHospId());
        doctorAttachments.setCreateTime(new Date());
        doctorAttachments.setCreateUser(String.valueOf(BaseUtil.getCurrentUser().getId()));
        return doctorAttachmentRepository.save(doctorAttachments);
    }

    @Override
    public Object editDoctorAttachment(DoctorAttachment doctorAttachments) {
        doctorAttachments.setUpdateTime(new Date());
        doctorAttachments.setUpdateUser(String.valueOf(BaseUtil.getCurrentUser().getId()));
        return doctorAttachmentRepository.updateById(doctorAttachments);
    }

    @Override
    public Object deleteDoctorAttachment(Integer id){
        return doctorAttachmentRepository.removeById(id);
    }

    private String getChildDepartmentFilter(String code,String name,List<Department> list) {

        val filter = new StringBuilder();
        //先把自己的内容加上
        filter.append(code).append(",").append(name).append(",");
        //遍历所有项
        for(Department department : list) {
            //是传入code的直接子节点
            if(department.getParentCode().equals(code)) {
                //把当前节点的code和name拼到过滤串中
                filter.append(department.getCode()).append(",").append(department.getName()).append(",");
                //当前节点的子节点数量
                long childCount = list.stream().filter(d -> d.getParentCode().equals(department.getCode())).count();
                //不是末级节点，则递归
                if(childCount > 0){
                    filter.append(getChildDepartmentFilter(department.getCode(),department.getName(),list)).append(",");
                }
            }
        }
        return filter.toString();
    }

    private List<Department> getChildrenDepartment(String code,List<Department> list){
        List<Department> listReturn = new ArrayList<>();
        for (Department department : list) {
            //如果传入的code是直接下级节点
            if(department.getParentCode().equals(code)) {
                //当前节点的子节点数量
                long childCount = list.stream().filter(d -> d.getParentCode().equals(department.getCode())).count();
                //不是末级节点，则递归
                if(childCount > 0) {
                    department.setChildren(getChildrenDepartment(department.getCode(),list));
                }
                listReturn.add(department);
            }
        }
        return listReturn;
    }
}