package com.sandu.ximon.admin.service;

import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
import com.baomidou.mybatisplus.core.toolkit.Wrappers;
import com.sandu.common.enums.RoleLevelStatus;
import com.sandu.common.execption.BusinessException;
import com.sandu.common.object.BaseConditionVO;
import com.sandu.common.redis.RedisService;
import com.sandu.common.security.LoginUserInfo;
import com.sandu.common.security.token.TokenProvider;
import com.sandu.common.service.impl.BaseServiceImpl;
import com.sandu.common.util.IpUtil;
import com.sandu.common.util.SpringContextHolder;
import com.sandu.ximon.admin.param.AddClientPrarm;
import com.sandu.ximon.admin.param.PwdParam;
import com.sandu.ximon.admin.param.UpdateClientPrarm;
import com.sandu.ximon.admin.param.UserPwsParm;
import com.sandu.ximon.admin.security.SecurityUtils;
import com.sandu.ximon.admin.utils.StoreOperationRecordsUtils;
import com.sandu.ximon.dao.bo.MenuNode;
import com.sandu.ximon.dao.domain.Client;
import com.sandu.ximon.dao.domain.ClientRoleRelation;
import com.sandu.ximon.dao.domain.Role;
import com.sandu.ximon.dao.domain.RoleMenuRelation;
import com.sandu.ximon.dao.enums.AdministratorEnums;
import com.sandu.ximon.dao.mapper.ClientMapper;
import lombok.AllArgsConstructor;
import org.springframework.security.core.GrantedAuthority;
import org.springframework.security.crypto.password.PasswordEncoder;
import org.springframework.stereotype.Service;
import org.springframework.transaction.annotation.Transactional;

import java.util.ArrayList;
import java.util.Collection;
import java.util.List;
import java.util.stream.Collectors;

@Service
@AllArgsConstructor
public class ClientService extends BaseServiceImpl<ClientMapper, Client> {

    private final ClientMapper clientMapper;
    private final PasswordEncoder passwordEncoder;
    private final ClientRoleRelationService clientRoleRelationService;
    private final RoleService roleService;
    private final TokenProvider tokenProvider;


    public boolean addClient(AddClientPrarm addClientPrarm) {

        if (getOne(Wrappers.lambdaQuery(Client.class).eq(Client::getClientName, addClientPrarm.getClientName().trim())) != null) {
            throw new BusinessException("该用户名已存在！");
        }
        Long userId = SecurityUtils.getUserId();
        boolean clientId = findClientId();
        //判断是否为二级客户  如果是二级客户则不能继续添加   一级客户为FALSE
        if (SecurityUtils.getClientId() != null && clientId) {
            throw new BusinessException("权限不足,二级客户不能新增用户！");
        }


        Client client = new Client();

        if (SecurityUtils.getClientId() != null && !clientId) {
            //一级客户新增用户时 默认为自己名下的二级客户
            client.setSuperiorId(SecurityUtils.getUserId());
            client.setClientSuperior(addClientPrarm.getClientSuperior());
        } else if (addClientPrarm.getClientSuperior() != null && !"".equals(addClientPrarm.getClientSuperior())) {
            //超管
            Client one = getOne(Wrappers.lambdaQuery(Client.class).eq(Client::getClientName, addClientPrarm.getClientSuperior()));
            if (one != null) {
                if (one.getSuperiorId() == null) {
                    client.setSuperiorId(one.getId());
                    client.setClientSuperior(addClientPrarm.getClientSuperior());
                } else {
                    throw new BusinessException("上级客户不能为二级用户");
                }
            } else {
                throw new BusinessException("上级客户不存在");
            }
        }

        Role role = roleService.getById(addClientPrarm.getRoleId());
        if (role == null) {
            throw new BusinessException("角色不存在");
        }
        if (RoleLevelStatus.SUPER.getCode().equals(role.getLevel())) {
            throw new BusinessException("无法添加超级管理员");
        }


        client.setClientName(addClientPrarm.getClientName());
        client.setLinkMan(addClientPrarm.getLinkMan());
//        client.setClientSuperior(addClientPrarm.getClientSuperior());
        client.setMobile(addClientPrarm.getMobile());
        if (SecurityUtils.getClientId() != null && clientId) {
            client.setClientSuperior(SecurityUtils.getUsername());
        }
        client.setPassword(passwordEncoder.encode(addClientPrarm.getPassword()));
        boolean flag = save(client);

        ClientRoleRelation clientRoleRelation = new ClientRoleRelation();
        clientRoleRelation.setClientId(client.getId());
        clientRoleRelation.setRoleId(addClientPrarm.getRoleId());
        if (!clientRoleRelationService.save(clientRoleRelation)) {
            throw new BusinessException("添加管理员角色失败");
        }

        /**
         * 添加普通用户 日志记录开始
         */
        String content = "新注册用户：" + addClientPrarm.getClientName();
        StoreOperationRecordsUtils.storeOperationData(null, null, "添加普通用户", content);
        /**
         * 添加普通用户 日志记录结束
         */

        return flag;
    }


    public boolean updateClient(Long id, UpdateClientPrarm updateClientPrarm) {
        //判断用户是否存在
        Client one = getById(id);
        if (one == null) {
            throw new BusinessException("该客户不存在");
        }

        //判断用户名是否重复
        Client client1 = getOne(Wrappers.lambdaQuery(Client.class).eq(Client::getClientName, updateClientPrarm.getClientName().trim()));
        if (client1 != null && !client1.getId().equals(one.getId())) {
            throw new BusinessException("该用户名已存在！");
        }

        //判断上级用户是否存在
        boolean clientId = findClientId();
        Long userId = SecurityUtils.getUserId();
        //判断更改的用户是否是属于自己名下的二级客户
        if (SecurityUtils.getClientId() != null && !clientId) {
            if (SecurityUtils.getUserId() != one.getSuperiorId()) {
                throw new BusinessException("权限不足，不能更改其他客户的所属客户信息！");
            }
        }

        Client client = new Client();
        client.setClientName(updateClientPrarm.getClientName());
        if (SecurityUtils.getClientId() != null && clientId) {
            //一级客户新增用户时 默认为自己名下的二级客户
            client.setSuperiorId(SecurityUtils.getUserId());
            client.setClientSuperior(updateClientPrarm.getClientSuperior());
        } else if (updateClientPrarm.getClientSuperior() != null && updateClientPrarm.getClientSuperior().trim().length() != 0) {
            //超管
            Client superior = getOne(Wrappers.lambdaQuery(Client.class).eq(Client::getClientName, updateClientPrarm.getClientSuperior()));
            if (superior != null) {
                if (superior.getId().equals(one.getId())) {
                    throw new BusinessException("上级客户为本账户！");
                } else {
                    client.setSuperiorId(superior.getId());
                    client.setClientSuperior(updateClientPrarm.getClientSuperior());
                }
            } else {
                throw new BusinessException("上级客户不存在");
            }
        }
        client.setId(id);
//        client.setClientName(updateClientPrarm.getClientName());
        client.setLinkMan(updateClientPrarm.getLinkMan());
        client.setMobile(updateClientPrarm.getMobile());

        /**
         * 编辑普通用户 日志记录开始
         */
        String content = "编辑普通用户：" + client.getClientName() + "用户id：" + id;
        StoreOperationRecordsUtils.storeOperationData(null, null, "编辑普通用户", content);
        /**
         * 编辑普通用户 日志记录结束
         */
        return updateById(client);
    }

    /**
     * 修改当前登录用户密码
     *
     * @param param
     * @return
     */
    public boolean resetPassword(PwdParam param) {

        Client client = getOne(Wrappers.lambdaQuery(Client.class).eq(Client::getId, SecurityUtils.getUserDetails().getUserId()));

        if (client == null) {
            throw new BusinessException("该用户不存在！");
        }

        //判断旧密码与数据库是否一致
        if (passwordEncoder.matches(param.getOldPass(), client.getPassword())) {
            //加密新密码
            String encode = passwordEncoder.encode(param.getNewPass());
            client.setPassword(encode);
            return updateById(client);
        } else {
            throw new BusinessException("旧密码不正确，请重新确认密码！");
        }
    }

    /**
     * 修改管理员的密码
     *
     * @param param
     * @return
     */
    public boolean updateAdminPassword(UserPwsParm param) {
        Client client = getOne(Wrappers.lambdaQuery(Client.class).eq(Client::getId, param.getUserid()));
        if (client == null) {
            throw new BusinessException("用户不存在");
        }

        //加密新密码
        client.setPassword(passwordEncoder.encode(param.getNewPass()));
        return updateById(client);
    }

    @Transactional(rollbackFor = Exception.class)
    public boolean deleteClient(Long id) {
        boolean flag = false;
        //判断删除用户是否存在
        Client client = getById(id);
        if (client == null) {
            throw new BusinessException("该客户不存在");
        }

        //只有超管能删除  或  上级客户删除自己的下级用户
        if (!AdministratorEnums.ADMIN.getCode().equals(SecurityUtils.getUserDetails().getAdministratorType())) {
            Client temp = getOne(Wrappers.lambdaQuery(Client.class).eq(Client::getSuperiorId, SecurityUtils.getUserId()).eq(Client::getId, id));
            if (temp == null) {
                throw new BusinessException("删除的用户不存在或该用户不是你的下级用户");
            }
        }

        //判断删除的用户有无下级用户
        LambdaQueryWrapper<Client> lambdaQueryWrapper = Wrappers.lambdaQuery(Client.class).eq(Client::getSuperiorId, id);
        List<Client> list = list(lambdaQueryWrapper);
        if (list != null && list.size() != 0) {
            throw new BusinessException("删除的用户下有下级用户，不允许删除");
        }

        //管理员角色关系表
        ClientRoleRelationService clientRoleRelationService = SpringContextHolder.getBean(ClientRoleRelationService.class);
        //有用户必定有用户与角色的关系数据
        ClientRoleRelation one = clientRoleRelationService.getOne(Wrappers.lambdaQuery(ClientRoleRelation.class).eq(ClientRoleRelation::getClientId, client.getId()));

        //删用户
        if (removeById(id)) {
            //删角色关系表信息
            flag = clientRoleRelationService.removeById(one);
            //删除失败回滚数据
            if (!flag) {
                throw new BusinessException("删除用户失败！");
            }
        }

        /**
         * 删除普通用户 日志记录开始
         */
        String content = "删除普通用户：" + client.getClientName() + "用户id：" + id;
        StoreOperationRecordsUtils.storeOperationData(null, null, "删除普通用户", content);
        /**
         * 删除普通用户 日志记录结束
         */

        return flag;
    }

    public List<Client> clientList(Long userId, BaseConditionVO baseConditionVO) {
        return clientMapper.clientList(userId, baseConditionVO.getPageNo(), baseConditionVO.getPageSize());
    }

    public Client findByPhone(String phone) {
        return getOne(Wrappers.lambdaQuery(Client.class).eq(Client::getMobile, phone).last("limit 1"));
    }

    /**
     * \
     * 其他类用来查找客户id使用  如果没有上级客户 这返回用户ID
     *
     * @param
     * @return
     */
    public Long getClientId() {
        Long userId = SecurityUtils.getUserId();
        Client one = getOne(Wrappers.lambdaQuery(Client.class).eq(Client::getId, userId));
        if (one != null && one.getSuperiorId() != null) {
            return one.getSuperiorId();
        } else {
            return userId;
        }

    }

    /**
     * \
     * 其他类用来查找客户id使用  如果没有上级客户 这返回用户ID
     *
     * @param
     * @return
     */
    public Long getClientId(Long userId) {
        Client one = getOne(Wrappers.lambdaQuery(Client.class).eq(Client::getId, userId));
        if (one != null && one.getSuperiorId() != null) {
            return one.getSuperiorId();
        } else {
            return userId;
        }

    }

    /**
     * 一级客户返回false  二级客户返回true
     *
     * @return
     */
    public boolean findClientId() {
        Long userId = SecurityUtils.getUserId();
        Client one = getOne(Wrappers.lambdaQuery(Client.class).eq(Client::getId, userId));
        if (one != null && one.getSuperiorId() != null) {
            return true;
        } else {
            return false;
        }

    }

    /**
     * 一级客户返回false  二级客户返回true
     *
     * @return
     */
    public boolean findClientId(Long userId) {
        Client one = getOne(Wrappers.lambdaQuery(Client.class).eq(Client::getId, userId));
        if (one != null && one.getSuperiorId() != null) {
            return true;
        } else {
            return false;
        }
    }

    /**
     * 修改普通用户头像
     *
     * @param userId
     * @param IconUrl
     * @return
     */
    public boolean updateIcon(Long userId, String IconUrl) {
        Client one = getOne(Wrappers.lambdaQuery(Client.class).eq(Client::getId, userId));
        if (one == null) {
            throw new BusinessException("用户不存在");
        }
        one.setIcon(IconUrl);
        return updateById(one);
    }

    /**
     * 获取用户权限列表地
     */
    public List<MenuNode> getUserPermissionList() {
        //通过用户UserID获取用户角色
        ClientRoleRelation one = SpringContextHolder.getBean(ClientRoleRelationService.class).
                getOne(Wrappers.lambdaQuery(ClientRoleRelation.class).eq(ClientRoleRelation::getClientId, SecurityUtils.getUserId()));
        //判空
        if (one == null) {
            throw new BusinessException("该用户未绑定角色");
        }

        //通过RoleID获取MeunId列表
        List<RoleMenuRelation> menuIdList = SpringContextHolder.getBean(RoleMenuRelationService.class)
                .list(Wrappers.lambdaQuery(RoleMenuRelation.class).eq(RoleMenuRelation::getRoleId, one.getRoleId()));

        //判空
        if (menuIdList.isEmpty()) {
            return new ArrayList<>();
        }

        List<Long> menuIds = new ArrayList<>(menuIdList.size());
        for (RoleMenuRelation bean : menuIdList) {
            menuIds.add(bean.getMenuId());
        }

        List<MenuNode> resultList = SpringContextHolder.getBean(MenuService.class).getUserPermissionListById(menuIds);
        return resultList;
    }

    /**
     * 生成便捷登录KEY
     */
    public String creatKeyByLogin(String keyValue) {
        if (keyValue == null) {
            throw new BusinessException("key不能为空！");
        }

        Object object = SpringContextHolder.getBean(RedisService.class).get(keyValue);

        if (object != null) {
            return object.toString();
        } else {
            Client client = getOne(Wrappers.lambdaQuery(Client.class).eq(Client::getUserKey, keyValue));
            if (client == null) {
                throw new BusinessException("用户不存在或key过期,请联系管理员重新获取最新key！");
            }

            Collection<GrantedAuthority> grantedAuthorities = roleService.mapToGrantedAuthorities(client.getId(), false);

            LoginUserInfo loginUserInfo = new LoginUserInfo();
            loginUserInfo.setUserId(client.getId());
            loginUserInfo.setAccount(client.getClientName());
            loginUserInfo.setIp(IpUtil.getRealIp());
            loginUserInfo.setAdministratorType(AdministratorEnums.NORMAL.getCode());
            loginUserInfo.setPermission(grantedAuthorities.stream().map(GrantedAuthority::getAuthority).collect(Collectors.joining(",")));

            // 生成令牌
            String token = tokenProvider.createToken(loginUserInfo);
            return token;
        }
    }
}