/**
#                                                    __----~~~~~~~~~~~------___
#                                   .  .   ~~//====......          __--~ ~~
#                   -.            \_|//     |||\\  ~~~~~~::::... /~
#                ___-==_       _-~o~  \/    |||  \\            _/~~-
#        __---~~~.==~||\=_    -_--~/_-~|-   |\\   \\        _/~
#    _-~~     .=~    |  \\-_    '-~7  /-   /  ||    \      /
#  .~       .~       |   \\ -_    /  /-   /   ||      \   /
# /  ____  /         |     \\ ~-_/  /|- _/   .||       \ /
# |~~    ~~|--~~~~--_ \     ~==-/   | \~--===~~        .\
#          '         ~-|      /|    |-~\~~       __--~~
#                      |-~~-_/ |    |   ~\_   _-~            /\
#                           /  \     \__   \/~                \__
#                       _--~ _/ | .-~~____--~-/                  ~~==.
#                      ((->/~   '.|||' -_|    ~~-/ ,              . _||
#                                 -_     ~\      ~~---l__i__i__i--~~_/
#                                 _-~-__   ~)  \--______________--~~
#                               //.-~~~-~_--~- |-------~~~~~~~~
#                                      //.-~~~--\
#                  神兽保佑
#                  永无BUG！
*/
package com.nanjing.water.service;

import com.nanjing.water.common.ExecutedResult;
import com.nanjing.water.common.PagerResult;
import com.nanjing.water.common.enums.EYesOrNo;
import com.nanjing.water.common.jwt.LoginUserDTO;
import com.nanjing.water.common.model.Tuple;
import com.nanjing.water.common.util.ListUtil;
import com.nanjing.water.common.util.LocalDateTimeUtil;
import com.nanjing.water.common.util.ParameterUtil;
import com.nanjing.water.common.util.StringUtil;
import com.nanjing.water.entity.enums.EState;
import com.nanjing.water.entity.request.sysdictdata.ReqCreateSysDictData;
import com.nanjing.water.entity.request.sysdictdata.ReqModifySysDictData;
import com.nanjing.water.entity.search.SearchSysDictData;
import com.nanjing.water.repository.impl.SysDictDataMapperImpl;
import com.nanjing.water.repository.impl.SysDictTypeMapperImpl;
import com.nanjing.water.repository.po.SysDictDataPO;
import com.nanjing.water.repository.po.SysDictTypePO;
import com.nanjing.water.repository.vo.SysDictDataVO;
import com.nanjing.water.service.convert.SysDictDataConvert;
import org.apache.commons.lang3.BooleanUtils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.cache.annotation.CacheEvict;
import org.springframework.cache.annotation.Cacheable;
import org.springframework.stereotype.Service;

import java.util.ArrayList;
import java.util.List;
import java.util.Map;
import java.util.Objects;
import java.util.function.Function;
import java.util.stream.Collectors;

/**
 * 字典数据表
 * @author lin.liu
 * @description 字典数据表
 */
@Service
public class SysDictDataService extends BaseService {
    @Autowired
    private SysDictDataMapperImpl mapper;
    @Autowired
    private SysDictTypeMapperImpl dictTypeMapper;

    @Autowired
    private SysDictTypeService dictTypeService;


    public ExecutedResult<Long> create(ReqCreateSysDictData request, LoginUserDTO loginUser) {
        // 校验类型
        dictTypeService.check4TypeExc(request.getDictType());

        // 转换po
        SysDictDataPO item = SysDictDataConvert.INSTANCE.toCreate(request);
        // 设置状态
        item.setStatus(EState.NORMAL.getValue());
        // 设置记录创建时间
        item.setCreateTime(LocalDateTimeUtil.nowTimeStamp());
        // 是否删除(逻辑删除)初始值
        item.setIsDelete(EYesOrNo.NO.getValue());

        int rowCount = mapper.insert(item);
        if (rowCount != 1) {
            return ExecutedResult.failed("创建[字典数据表]失败。");
        }
        // 删除所有缓存
        this.removeAllTypeCache();
        return ExecutedResult.success(item.getId());
    }

    public ExecutedResult<String> modify(ReqModifySysDictData request, LoginUserDTO loginUser) {
        // 验证记录是否存在
        ExecutedResult<SysDictDataPO> checkExists = this.check4Id(request.getId());
        if (checkExists.isFailed()) {
            return ExecutedResult.failed(checkExists.getMsg());
        }
        // 转换po
        SysDictDataPO item = SysDictDataConvert.INSTANCE.toModify(request);

        int rowCount = mapper.updateById(item);
        if (rowCount != 1) {
            return ExecutedResult.failed("编辑[字典数据表]失败。");
        }
        // 删除所有缓存
        this.removeAllTypeCache();
        return ExecutedResult.success();
    }

    public ExecutedResult<SysDictDataVO> get(Long id) {
        SysDictDataVO result = new SysDictDataVO();

        SysDictDataPO find = mapper.get(id);
        if (null != find) {
            // 转换po
            result = SysDictDataConvert.INSTANCE.toVo(find);
            // 赋值类型名称
            result.setDictTypeTxt("");

            SysDictTypePO type = dictTypeMapper.get4Type(find.getDictType());
            if (Objects.nonNull(type)) {
                result.setDictTypeTxt(type.getDictName());
            }
        }
        return ExecutedResult.success(result);
    }

    //    public ExecutedResult<String> stop(Long id) {
//        // 验证记录是否存在
//        ExecutedResult<SysDictDataPO> checkExists = this.check4Id(id);
//        if (checkExists.isFailed()) {
//            return ExecutedResult.failed(checkExists.getMsg());
//        }
//        SysDictDataPO item = new SysDictDataPO();
//        item.setId(id);
//        item.setStatus(EState.DISABLED.getValue());
//
//        int rowCount = mapper.updateById(item);
//        if (rowCount != 1) {
//           return ExecutedResult.failed("停用[字典数据表]失败。");
//       }
//       return ExecutedResult.success();
//   }
//
//    public ExecutedResult<String> enable(Long id) {
//        // 验证记录是否存在
//        ExecutedResult<SysDictDataPO> checkExists = this.check4Id(id);
//        if (checkExists.isFailed()) {
//            return ExecutedResult.failed(checkExists.getMsg());
//        }
//        SysDictDataPO item = new SysDictDataPO();
//        item.setId(id);
//        item.setStatus(EState.NORMAL.getValue());
//
//        int rowCount = mapper.updateById(item);\n" +
//        if (rowCount != 1) {
//            return ExecutedResult.failed("启用[字典数据表]失败。");
//        }
//        return ExecutedResult.success();
//    }
//
//    public ExecutedResult<String> setSort(ReqSetSort request) {
//        // 验证记录是否存在
//        ExecutedResult<SysDictDataPO> checkExists = this.check4Id(request.getId());
//        if (checkExists.isFailed()) {
//            return ExecutedResult.failed(checkExists.getMsg());
//        }
//        SysDictDataPO item = new SysDictDataPO();
//        item.setId(request.getId());
//        item.setSort(request.getSort());
//
//        int rowCount = mapper.updateById(item);\n" +
//        if (rowCount != 1) {
//            return ExecutedResult.failed("设置[字典数据表]排序值失败。");
//        }
//        return ExecutedResult.success();
//    }
//
//    public ExecutedResult<String> listSetSort(ReqListSetSort request) {
//        // id列表
//        List<Long> listId = request.getList().stream().map(ReqSetSort::getId).collect(Collectors.toList());
//        // 验证记录是否存在
//        ExecutedResult<List<SysDictDataPO>> checkExists = this.check4Id(listId);
//        if (checkExists.isFailed()) {
//            return ExecutedResult.failed(checkExists.getMsg());
//        }
//
//        List<SysDictDataPO> listUpdate = request.getList().stream()
//                .map(c -> {
//                    SysDictDataPO item = new SysDictDataPO();
//                    item.setId(c.getId());
//                    item.setSort(c.getSort());
//                    return item;
//                })
//                .collect(Collectors.toList());
//        Boolean result = mapper.modifyList(listUpdate);
//        if (result) {
//            return ExecutedResult.success();
//        }
//        return ExecutedResult.failed("[字典数据表]设置排序值失败");
//    }
//
    public ExecutedResult<String> remove(Long id) {
        Boolean result = mapper.remove(id);
        if (BooleanUtils.isFalse(result)) {
            return ExecutedResult.failed("删除[字典数据表]失败。");
        }
        // 删除所有缓存
        this.removeAllTypeCache();
        return ExecutedResult.success();
    }

    public ExecutedResult<String> removeList(List<Long> ids) {
        Boolean result = mapper.remove(ids);
        if (BooleanUtils.isFalse(result)) {
            return ExecutedResult.failed("删除[字典数据表]失败。");
        }
        // 删除所有缓存
        this.removeAllTypeCache();
        return ExecutedResult.success();
    }

    /**
     * 根据类型查询数据
     * @param type 字典类型
     */
    public ExecutedResult<List<SysDictDataVO>> getListByType(String type) {
        List<SysDictDataVO> result = new ArrayList<>();

        List<SysDictDataPO> list = this.mapper.getListByType(type);
        if (ListUtil.isNotNullOrEmpty(list)) {
            List<SysDictTypePO> listType = dictTypeMapper.get4Type(
                    list.stream()
                            .map(SysDictDataPO::getDictType)
                            .distinct()
                            .collect(Collectors.toList())
            );
            Map<Object, SysDictTypePO> map4Type = listType.stream().collect(Collectors.toMap(SysDictTypePO::getId, c -> c));

            for (SysDictDataPO item : list) {
                // 转化vo
                SysDictDataVO vo = SysDictDataConvert.INSTANCE.toVo(item);
                // 赋值类型名称
                vo.setDictTypeTxt("");

                if (map4Type.containsKey(item.getDictType())) {
                    vo.setDictTypeTxt(map4Type.get(item.getDictType()).getDictName());
                }

                result.add(vo);
            }
        }
        return ExecutedResult.success(result);
    }

    /**
     * 根据类型查询数据
     * @param listId 字典数据id列表
     */
    public ExecutedResult<List<SysDictDataVO>> getList(List<Long> listId) {
        List<SysDictDataVO> result = new ArrayList<>();

        List<SysDictDataPO> list = mapper.getList(listId);
        if (ListUtil.isNotNullOrEmpty(list)) {
            List<SysDictTypePO> listType = dictTypeMapper.get4Type(
                    list.stream()
                            .map(SysDictDataPO::getDictType)
                            .distinct()
                            .collect(Collectors.toList())
            );
            Map<Object, SysDictTypePO> map4Type = listType.stream().collect(Collectors.toMap(SysDictTypePO::getId, c -> c));

            for (SysDictDataPO item : list) {
                // 转化vo
                SysDictDataVO vo = SysDictDataConvert.INSTANCE.toVo(item);
                // 赋值类型名称
                vo.setDictTypeTxt("");

                if (map4Type.containsKey(item.getDictType())) {
                    vo.setDictTypeTxt(map4Type.get(item.getDictType()).getDictName());
                }

                result.add(vo);
            }
        }
        return ExecutedResult.success(result);
    }

    public ExecutedResult<PagerResult<SysDictDataVO>> search(SearchSysDictData search) {
        // 处理创建时间范围-查询参数
        Tuple<String, String> createTimeRange = ParameterUtil.getTimeRange(search.getCreateTimeRange());
        if (StringUtil.isNotNullOrEmpty(createTimeRange.getItem1())) {
            search.setCreateTimeStart(LocalDateTimeUtil.getTimeStamp(createTimeRange.getItem1()).getTime());
        }
        if (StringUtil.isNotNullOrEmpty(createTimeRange.getItem2())) {
            search.setCreateTimeEnd(LocalDateTimeUtil.getTimeStamp(createTimeRange.getItem2()).getTime());
        }

        PagerResult<SysDictDataPO> pageList = mapper.search(search);
        List<SysDictDataVO> listVo = new ArrayList<>();
        List<SysDictDataPO> list = pageList.getList();
        if (ListUtil.isNotNullOrEmpty(list)) {
            pageList.setLastId(list.get(list.size() - 1).getId());
            List<SysDictTypePO> listType = dictTypeMapper.get4Type(
                    list.stream()
                            .map(SysDictDataPO::getDictType)
                            .distinct()
                            .collect(Collectors.toList())
            );
            Map<Object, SysDictTypePO> map4Type = listType.stream().collect(Collectors.toMap(SysDictTypePO::getId, c -> c));

            for (SysDictDataPO item : list) {
                // 转化vo
                SysDictDataVO vo = SysDictDataConvert.INSTANCE.toVo(item);
                // 赋值类型名称
                vo.setDictTypeTxt("");

                if (map4Type.containsKey(item.getDictType())) {
                    vo.setDictTypeTxt(map4Type.get(item.getDictType()).getDictName());
                }

                listVo.add(vo);
            }
        }
        PagerResult<SysDictDataVO> result = new PagerResult<>(pageList.getLimit(), pageList.getPage(), pageList.getTotal(), listVo);
        result.setLastId(pageList.getLastId());
        return ExecutedResult.success(result);
    }

    protected ExecutedResult<SysDictDataPO> check4Id(Long id) {
        SysDictDataPO exists = mapper.get(id);
        if (Objects.isNull(exists)) {
            return ExecutedResult.failed("[字典数据表]不存在：" + id);
        }
        return ExecutedResult.success(exists);
    }

    protected ExecutedResult<List<SysDictDataPO>> check4Id(List<Long> listId) {
        // 从数据库查找字典数据表
        List<SysDictDataPO> list = mapper.getList(listId);
        if (ListUtil.isNullOrEmpty(list)) {
            return ExecutedResult.failed("[字典数据表]不存在." + listId);
        }
        // 数据库找到的id列表
        List<Long> listIdFind = list.stream().map(SysDictDataPO::getId).collect(Collectors.toList());
        // 数量不一致
        if (listId.size() != listIdFind.size()) {
            // 筛选数据库不存在的字典数据表
            List<Long> listIdNotFound = listId.stream().filter(c -> !listIdFind.contains(c)).collect(Collectors.toList());
            if (ListUtil.isNullOrEmpty(list)) {
                return ExecutedResult.failed("[字典数据表]不存在." + listIdNotFound);
            }
        }
        return ExecutedResult.success(list);
    }


    /**
     * 获取指定类型下的字典列表(缓存)
     */
    @Cacheable(cacheManager = "json4RedisCacheManager", value = "dictDataCache4Type", key = "#type")
    private List<SysDictDataVO> list4TypeWithCache(String type, Function<String, List<SysDictDataVO>> funcList4Type) {
        return funcList4Type.apply(type);
    }
    // 根据类型删除字典列表缓存
    @CacheEvict(cacheNames = "dictDataCache4Type", key = "#type")
    private void removeList4TypeCache(String type) {
    }
    // 删除所有用户拥有的菜单缓存
    @CacheEvict(cacheNames = "dictDataCache4Type", allEntries = true)
    public void removeAllTypeCache() {
    }

    public List<SysDictDataVO> list4TypeWithCache(String type) {
        return this.list4TypeWithCache(type, (t) -> this.getListByType(t).getData());
    }

    public Map<String, SysDictDataVO> map4TypeWithCache(String type) {
        List<SysDictDataVO> list = this.list4TypeWithCache(type);
        return list.stream().collect(Collectors.toMap(SysDictDataVO::getDictValue, c -> c));
    }

    public Map<String, SysDictDataVO> mapLabel4TypeWithCache(String type) {
        List<SysDictDataVO> list = this.list4TypeWithCache(type);
        return list.stream().collect(Collectors.toMap(SysDictDataVO::getDictLabel, c -> c));
    }
}