package com.moral.api.service.impl;

import com.alibaba.fastjson.JSON;
import com.alibaba.fastjson.JSONObject;
import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
import com.baomidou.mybatisplus.core.conditions.update.UpdateWrapper;
import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
import com.moral.api.entity.ManageAccount;
import com.moral.api.entity.ManageAccountRole;
import com.moral.api.entity.ManageMenu;
import com.moral.api.entity.ManageRole;
import com.moral.api.mapper.ManageAccountMapper;
import com.moral.api.mapper.ManageAccountRoleMapper;
import com.moral.api.mapper.ManageRoleMapper;
import com.moral.api.pojo.dto.account.*;
import com.moral.api.pojo.redisBean.AccountInfoDTO;
import com.moral.api.pojo.dto.login.LoginDTO;
import com.moral.api.pojo.form.account.AccountDeleteForm;
import com.moral.api.pojo.form.account.AccountInsertForm;
import com.moral.api.pojo.form.account.AccountQueryForm;
import com.moral.api.pojo.form.account.AccountUpdateForm;
import com.moral.api.pojo.form.login.LoginForm;
import com.moral.api.pojo.form.login.LogoutForm;
import com.moral.api.service.ManageAccountService;
import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
import com.moral.api.config.mybatis.wrapper.NullFilterWrapper;
import com.moral.api.service.ManageMenuService;
import com.moral.api.util.CompareFieldUtils;
import com.moral.api.util.LogUtils;
import com.moral.constant.Constants;
import com.moral.constant.ResponseCodeEnum;
import com.moral.pojo.CompareFieldResult;
import com.moral.util.*;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.boot.context.properties.ConfigurationProperties;
import org.springframework.stereotype.Service;
import org.springframework.transaction.annotation.Transactional;
import org.springframework.util.ObjectUtils;
import org.springframework.web.context.request.RequestContextHolder;
import org.springframework.web.context.request.ServletRequestAttributes;

import javax.servlet.http.HttpServletRequest;
import java.util.*;
import java.util.function.Predicate;

/**
 * <p>
 * 后台账户表 服务实现类
 * </p>
 *
 * @author moral
 * @since 2021-03-09
 */
@Service
public class ManageAccountServiceImpl extends ServiceImpl<ManageAccountMapper, ManageAccount> implements ManageAccountService {


    @Autowired
    ManageAccountMapper manageAccountMapper;
    @Autowired
    ManageRoleMapper manageRoleMapper;
    @Autowired
    ManageMenuService manageMenuService;
    @Autowired
    ManageAccountRoleMapper manageAccountRoleMapper;

    /**
     * @Description: 登陆接口
     * @Param: [loginForm]
     * @return: com.moral.api.pojo.dto.login.LoginDTO
     * @Author: 陈凯裕
     * @Date: 2021/3/30
     */
    @Override
    public LoginDTO login(LoginForm loginForm) {
        LoginDTO loginDTO = new LoginDTO();
        //取参
        String account = loginForm.getAccount();
        String AESPassword = loginForm.getPassword();
        //解密
        String password = AESUtils.decrypt(AESPassword);
        //查询是否存在
        QueryWrapper<ManageAccount> wrapper = new QueryWrapper<>();
        wrapper.eq("account", account);
        wrapper.eq("is_delete", Constants.NOT_DELETE);
        ManageAccount manageAccount = manageAccountMapper.selectOne(wrapper);
        if (ObjectUtils.isEmpty(manageAccount)) {
            loginDTO.setCode(ResponseCodeEnum.ACCOUNT_NOT_EXIST.getCode());
            loginDTO.setMsg(ResponseCodeEnum.ACCOUNT_NOT_EXIST.getMsg());
            return loginDTO;
        }
        //校验密码
        if (!MD5Utils.saltMD5Verify(password, manageAccount.getPassword())) {
            loginDTO.setCode(ResponseCodeEnum.PASSWORD_ERROR.getCode());
            loginDTO.setMsg(ResponseCodeEnum.PASSWORD_ERROR.getMsg());
            return loginDTO;
        }

        //查询角色
        List<ManageRole> roles = manageRoleMapper.getManageRoleByAccountId(manageAccount.getId());

        //查询菜单
        List<ManageMenu> menus = new ArrayList<>();
        if (!ObjectUtils.isEmpty(roles)) {
            menus = manageMenuService.getParentChildrenMenusByRoles(roles);
        }

        //封装用户信息
        AccountInfoDTO accountInfoDTO = new AccountInfoDTO();
        accountInfoDTO.setAccount(manageAccount);
        accountInfoDTO.setMenus(menus);
        accountInfoDTO.setRoles(roles);

        //获取token 并且存入缓存
        String token = TokenUtils.getToken(String.valueOf(manageAccount.getId()), accountInfoDTO);
        //封装返回结果
        loginDTO.setCode(ResponseCodeEnum.SUCCESS.getCode());
        loginDTO.setMsg(ResponseCodeEnum.SUCCESS.getMsg());
        loginDTO.setToken(token);

        //登陆插入日志
        HttpServletRequest request = ((ServletRequestAttributes) RequestContextHolder.getRequestAttributes()).getRequest();
        StringBuilder content = new StringBuilder();
        content.append(manageAccount.getUserName()).append("登陆了后台系统;");
        LogUtils.saveLoginForManage(request, content.toString(), manageAccount, manageAccount.getUserName());

        return loginDTO;
    }

    /**
     * @Description: 注销
     * @Param: [parameters]
     * @return:
     * @Author: 陈凯裕
     * @Date: 2021/3/11
     */
    @Override
    public boolean logout(LogoutForm logoutForm) {
        String accountId = logoutForm.getAccountId();
        String token = logoutForm.getToken();
        TokenUtils.destoryToken(accountId, token);
        return true;
    }

    /**
     * @Description: 添加后台账号
     * @Param: [accountAddRequest]
     * @return: com.moral.api.pojo.dto.AccountDTO
     * @Author: 陈凯裕
     * @Date: 2021/3/13
     */
    @Override
    @Transactional
    public AccountDTO insertAccount(AccountInsertForm accountInsertForm) {
        AccountDTO accountDTO = new AccountDTO();
        //取参
        ManageAccount manageAccount = accountInsertForm.formConvertEntity();
        List<Integer> roleIds = accountInsertForm.getRoleIds();

        /*判断账号是否存在*/
        ManageAccount existAccount = new ManageAccount();
        existAccount.setAccount(manageAccount.getAccount());
        existAccount.setIsDelete(Constants.NOT_DELETE);
        QueryWrapper<ManageAccount> wrapper = new QueryWrapper<>();
        wrapper.setEntity(existAccount);
        ManageAccount exitAccountResult = manageAccountMapper.selectOne(wrapper);
        if (!ObjectUtils.isEmpty(exitAccountResult)) {
            accountDTO.setCode(ResponseCodeEnum.ACCOUNT_EXIST.getCode());
            accountDTO.setMsg(ResponseCodeEnum.ACCOUNT_EXIST.getMsg());
            return accountDTO;
        }

        //插入
        manageAccountMapper.insert(manageAccount);

        //如果新建账号没有分配角色则不进行操作
        if (!ObjectUtils.isEmpty(roleIds)) {
            Integer accountId = manageAccount.getId();
            roleIds.forEach(
                    value -> {
                        ManageAccountRole manageAccountRole = new ManageAccountRole();
                        manageAccountRole.setAccountId(accountId);
                        manageAccountRole.setRoleId(value);
                        manageAccountRoleMapper.insert(manageAccountRole);
                    }
            );
        }
        //操作插入日志
        insertLog(manageAccount);
        //封装返回结果
        accountDTO.setCode(ResponseCodeEnum.SUCCESS.getCode());
        accountDTO.setMsg(ResponseCodeEnum.SUCCESS.getMsg());
        return accountDTO;
    }

    /**
     * @Description: 查询后台账号
     * @Param: [accountQueryRequest]
     * @return: com.moral.api.pojo.dto.AccountDTO
     * @Author: 陈凯裕
     * @Date: 2021/3/15
     */
    @Override
    public AccountQueryDTO queryAccount(AccountQueryForm accountQueryForm) {
        AccountQueryDTO accountQueryDTO = new AccountQueryDTO();

        //取参
        Integer page = accountQueryForm.getPage();
        Integer size = accountQueryForm.getSize();
        String userName = accountQueryForm.getUserName();
        String email = accountQueryForm.getEmail();
        String mobile = accountQueryForm.getMobile();
        String wechat = accountQueryForm.getWechat();
        String isDelete = accountQueryForm.getIsDelete();
        String order = accountQueryForm.getOrder();
        String orderType = accountQueryForm.getOrderType();
        Date createStartTime = accountQueryForm.getCreateStartTime();
        Date createEndTime = accountQueryForm.getCreateEndTime();

        //组装查询条件
        Page<ManageAccount> queryPage = new Page<>(page, size);
        NullFilterWrapper<ManageAccount> wrapper = new NullFilterWrapper<>();

        wrapper.like("user_name", userName);
        wrapper.like("email", email);
        wrapper.like("mobile", mobile);
        wrapper.like("wechat", wechat);
        wrapper.between("create_time", createStartTime, createEndTime);

        if (!ObjectUtils.isEmpty(order) && !ObjectUtils.isEmpty(orderType)) { //排序顺序条件构造
            if (orderType.equals(Constants.ORDER_ASC))
                wrapper.orderByAsc(ConvertUtils.toLine(order));
            else
                wrapper.orderByDesc(ConvertUtils.toLine(order));
        }

        if (!ObjectUtils.isEmpty(isDelete))//逻辑删除条件构造
            wrapper.eq("is_delete", isDelete);
        else
            wrapper.eq("is_delete", Constants.NOT_DELETE);

        //查询结果
        Page resultPage = manageAccountMapper.selectPage(queryPage, wrapper);
        List<ManageAccount> accounts = resultPage.getRecords();
        //过滤系统最高权限账号admin，除admin角色外无法查看
        AccountInfoDTO accountInfoDTO = (AccountInfoDTO) TokenUtils.getUserInfo();
        List<ManageRole> ownRoles = accountInfoDTO.getRoles();
        boolean ownAdminRole = false;
        for (ManageRole ownRole : ownRoles) {
            String roleName = ownRole.getName();
            if ("admin".equals(roleName))
                ownAdminRole = true;
        }
        if (!ownAdminRole) {
            accounts.removeIf(new Predicate<ManageAccount>() {
                @Override
                public boolean test(ManageAccount manageAccount) {
                    if (manageAccount.getAccount().equals("admin"))
                        return true;
                    return false;
                }
            });
        }
        //查询用户对应的角色
        List<AccountDTO> accountDTOS = new ArrayList<>();
        for (ManageAccount manageAccount : accounts) {
            AccountDTO accountDTO = new AccountDTO();
            List<ManageRole> roles = manageRoleMapper.getManageRoleByAccountId(manageAccount.getId());
            accountDTO.setRoles(roles);
            accountDTO.setAccount(manageAccount);
            accountDTOS.add(accountDTO);
        }


        //封装返回结果
        accountQueryDTO.setAccountDTOS(accountDTOS);
        accountQueryDTO.setCurrent(resultPage.getCurrent());
        accountQueryDTO.setPages(resultPage.getPages());
        accountQueryDTO.setSize(resultPage.getSize());
        accountQueryDTO.setTotal(resultPage.getTotal());
        accountQueryDTO.setCode(ResponseCodeEnum.SUCCESS.getCode());
        accountQueryDTO.setMsg(ResponseCodeEnum.SUCCESS.getMsg());

        return accountQueryDTO;
    }

    /**
     * @Description: 删除后台账号
     * @Param: [accountDeleteRequest]
     * @return: com.moral.api.pojo.dto.account.AccountDeleteDTO
     * @Author: 陈凯裕
     * @Date: 2021/3/16
     */
    @Override
    @Transactional
    public AccountDTO deleteAccount(AccountDeleteForm accountDeleteForm) {
        AccountDTO accountDTO = new AccountDTO();
        //取参
        Integer accountId = accountDeleteForm.getAccountId();
        //查询要删除的账号，用于插入日志
        ManageAccount manageAccount = new ManageAccount();
        manageAccount.setIsDelete(Constants.NOT_DELETE);
        manageAccount.setId(accountId);
        QueryWrapper<ManageAccount> queryWrapper = new QueryWrapper<>();
        queryWrapper.setEntity(manageAccount);
        ManageAccount existManageAccount = manageAccountMapper.selectOne(queryWrapper);
        if (ObjectUtils.isEmpty(existManageAccount)) {
            accountDTO.setCode(ResponseCodeEnum.ACCOUNT_NOT_EXIST.getCode());
            accountDTO.setMsg(ResponseCodeEnum.ACCOUNT_NOT_EXIST.getMsg());
            return accountDTO;
        }
        //逻辑删除账号
        UpdateWrapper<ManageAccount> deleteAccountWrapper = new UpdateWrapper<>();
        deleteAccountWrapper.eq("id", accountId);
        deleteAccountWrapper.set("is_delete", Constants.DELETE);
        manageAccountMapper.update(null, deleteAccountWrapper);
        //逻辑删除账号相关角色
        UpdateWrapper<ManageAccountRole> deleteManageAccountRoleWrapper = new UpdateWrapper<>();
        deleteManageAccountRoleWrapper.set("is_delete", Constants.DELETE).eq("account_id", manageAccount.getId());
        manageAccountRoleMapper.update(null, deleteManageAccountRoleWrapper);
        //销毁token
        TokenUtils.destoryToken(accountId);
        //封装返回结果
        accountDTO.setCode(ResponseCodeEnum.SUCCESS.getCode());
        accountDTO.setMsg(ResponseCodeEnum.SUCCESS.getMsg());
        //操作插入日志
        deleteLog(existManageAccount);
        return accountDTO;
    }

    /**
     * @Description: 更新后台账号
     * @Param: [accountUpdateRequest]
     * @return: com.moral.api.pojo.dto.account.AccountUpdateDTO
     * @Author: 陈凯裕
     * @Date: 2021/3/16
     */
    @Override
    @Transactional
    public AccountDTO updateAccount(AccountUpdateForm accountUpdateForm) {
        AccountDTO accountDTO = new AccountDTO();
        //取参
        ManageAccount manageAccount = accountUpdateForm.formConvertEntity();

        //查找要更新的用户用于插入日志
        QueryWrapper<ManageAccount> oldAccountWrapper = new QueryWrapper<>();
        ManageAccount oldManageAccount = new ManageAccount();
        oldManageAccount.setId(manageAccount.getId());
        oldManageAccount.setIsDelete(Constants.NOT_DELETE);
        oldAccountWrapper.setEntity(oldManageAccount);
        oldManageAccount = manageAccountMapper.selectOne(oldAccountWrapper);
        if (ObjectUtils.isEmpty(oldManageAccount)) {
            accountDTO.setCode(ResponseCodeEnum.ACCOUNT_NOT_EXIST.getCode());
            accountDTO.setMsg(ResponseCodeEnum.ACCOUNT_NOT_EXIST.getMsg());
            return accountDTO;
        }

        //更新ManageAccount表
        manageAccountMapper.updateById(manageAccount);
        //操作插入日志
        updateLog(oldManageAccount,manageAccount);
        //销毁token
        TokenUtils.destoryToken(manageAccount.getId());
        //封装返回结果
        accountDTO.setCode(ResponseCodeEnum.SUCCESS.getCode());
        accountDTO.setMsg(ResponseCodeEnum.SUCCESS.getMsg());
        return accountDTO;
    }

    /**
    * @Description: 更新操作插入日志
            * @Param: [oldAccount, newAccount]
            * @return: void
            * @Author: 陈凯裕
            * @Date: 2021/8/25
            */
    private void updateLog(ManageAccount oldAccount,ManageAccount newAccount){
        List<CompareFieldResult> results = CompareFieldUtils.compare(ManageAccount.class, oldAccount, newAccount);
        StringBuilder content = new StringBuilder("修改了后台用户"+";");
        content.append("账号："+oldAccount.getAccount()+";");
        //密码特殊处理
        if(!ObjectUtils.isEmpty(newAccount.getPassword()))
            content.append("修改了密码");
        String resultContent = CompareFieldUtils.resultsConvertContent(results,content.toString());
        LogUtils.saveOperationForManage(resultContent, Constants.UPDATE_OPERATE_TYPE);
    }

    /**
    * @Description: 插入操作插入日志
            * @Param: [account]
            * @return: void
            * @Author: 陈凯裕
            * @Date: 2021/8/25
            */
    private void insertLog(ManageAccount manageAccount){
        StringBuilder content = new StringBuilder();
        content.append("添加了后台用户：").append(manageAccount.getUserName() + ";")
                .append("account：" + manageAccount.getAccount() + ";");
        LogUtils.saveOperationForManage(content.toString(), Constants.INSERT_OPERATE_TYPE);
    }


    /**
    * @Description: 删除操作插入日志
            * @Param: [manageAccount]
            * @return: void
            * @Author: 陈凯裕
            * @Date: 2021/8/25
            */
    private void deleteLog(ManageAccount manageAccount){
        StringBuilder content = new StringBuilder();
        content.append("删除了用户：").append(manageAccount.getUserName() + ";")
                .append("账号:" + manageAccount.getAccount() + ";");
        LogUtils.saveOperationForManage( content.toString(), Constants.DELETE_OPERATE_TYPE);
    }
}