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.ManageMenuMapper;
import com.moral.api.mapper.ManageRoleMapper;
import com.moral.api.pojo.dto.account.*;
import com.moral.api.pojo.dto.login.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.LogUtils;
import com.moral.constant.Constants;
import com.moral.constant.ResponseCodeEnum;
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.*;

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


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

    Map<String, String> manageAccountFormMap;

    public void setManageAccountFormMap(Map<String, String> manageAccountFormMap) {
        this.manageAccountFormMap = manageAccountFormMap;
    }

    /**
     * @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);
        List<ManageAccount> manageAccounts = manageAccountMapper.selectList(wrapper);
        if (ObjectUtils.isEmpty(manageAccounts)) {
            loginDTO.setCode(ResponseCodeEnum.ACCOUNT_NOT_EXIST.getCode());
            loginDTO.setMsg(ResponseCodeEnum.ACCOUNT_NOT_EXIST.getMsg());
            return loginDTO;
        }
        //查询是否逻辑删除
        ManageAccount manageAccount = null;
        for (ManageAccount value : manageAccounts) {
            if (Constants.NOT_DELETE.equals(value.getIsDelete()))
                manageAccount = value;
        }

        if (ObjectUtils.isEmpty(manageAccount)) {
            loginDTO.setCode(ResponseCodeEnum.ACCOUNT_IS_DELETE.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.setAccountInfoDTO(accountInfoDTO);
        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);
                    }
            );
        }
        //封装返回结果
        accountDTO.setCode(ResponseCodeEnum.SUCCESS.getCode());
        accountDTO.setMsg(ResponseCodeEnum.SUCCESS.getMsg());

        //操作插入日志
        HttpServletRequest request = ((ServletRequestAttributes) RequestContextHolder.getRequestAttributes()).getRequest();
        StringBuilder content = new StringBuilder();
        content.append("添加了用户：").append(manageAccount.getUserName() + ";")
                .append("account：" + manageAccount.getAccount() + ";");
        logUtils.saveOperationForManage(request, content.toString(), Constants.INSERT_OPERATE_TYPE);

        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);

        //查询用户对应的角色
        List<ManageAccount> accounts = resultPage.getRecords();
        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
        HttpServletRequest request = ((ServletRequestAttributes) RequestContextHolder.getRequestAttributes()).getRequest();
        StringBuilder content = new StringBuilder();
        content.append("删除了用户：").append(existManageAccount.getUserName() + ";")
                .append("账号:" + existManageAccount.getAccount() + ";");
        logUtils.saveOperationForManage(request, content.toString(), Constants.DELETE_OPERATE_TYPE);

        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();
        List<Integer> roleIds = accountUpdateForm.getRoleIds();

        //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
        Map manageAccountMap = JSONObject.parseObject(JSON.toJSONString(manageAccount), Map.class);//转换为Map判断属性是否有更新
        if (manageAccountMap.size() > 1) {//判断如果没有除了id以外的任何属性则不更新
            manageAccountMapper.updateById(manageAccount);
        }

        //获取账号更新前的角色
        List<ManageRole> oldRoles = manageRoleMapper.getManageRoleByAccountId(manageAccount.getId());

        //如果角色有变动，则更新ManageAccountRole表
        /*
         * 如果roleIds为null，则是该账号角色没有发生改变
         * 如果roleIds为空，则是该账号所有的角色都被移除
         * 如果roleIds有元素，则是该账号的角色有更新
         * */
        if (roleIds != null) {
            //删除原有角色
            UpdateWrapper<ManageAccountRole> deleteWrapper = new UpdateWrapper<>();
            deleteWrapper.eq("account_id", manageAccount.getId()).set("is_delete", Constants.DELETE);
            manageAccountRoleMapper.update(null, deleteWrapper);
            /*重新添加角色*/
            for (Integer roleId : roleIds) {
                ManageAccountRole manageAccountRole = new ManageAccountRole();
                manageAccountRole.setAccountId(manageAccount.getId());
                manageAccountRole.setRoleId(roleId);
                manageAccountRoleMapper.insert(manageAccountRole);
            }
        }
        //操作插入日志
        insertUpdateLog(accountUpdateForm, oldManageAccount, oldRoles);
        //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: 将更新操作插入日志
     * @Param: [form, newAccount, oldAccount]
     * @return: void
     * @Author: 陈凯裕
     * @Date: 2021/4/8
     */
    private void insertUpdateLog(AccountUpdateForm updateForm, ManageAccount oldAccount, List<ManageRole> oldRoles) {
        //操作插入日志
        HttpServletRequest request = ((ServletRequestAttributes) RequestContextHolder.getRequestAttributes()).getRequest();
        StringBuilder content = new StringBuilder();
        content.append("修改了用户：").append(oldAccount.getUserName() + ";")
                .append("账号:" + oldAccount.getAccount() + ";");
        //对象转为Map,获取对象更新前后的属性
        Map<String, Object> newParameters = JSONObject.parseObject(JSON.toJSONString(updateForm), Map.class);
        Map<String, Object> oldParameters = JSONObject.parseObject(JSON.toJSONString(oldAccount), Map.class);
        //遍历配置文件中的Map，将属性转化为汉字
        Set<String> keys = manageAccountFormMap.keySet();
        for (String key : keys) {
            String value = manageAccountFormMap.get(key);//属性对应的汉字
            if ("password".equals(key)) {//密码特殊处理，不显示在日志上
                if (!ObjectUtils.isEmpty(updateForm.getPassword())) {//判断密码是否进行了更新
                    content.append("修改了密码;");
                }
            } else if ("roleIds".equals(key)) {//角色特殊处理，将Id转化为角色名称
                List<Integer> newRoleIds = updateForm.getRoleIds();

                if (newRoleIds != null && 0 == newRoleIds.size()) {//如果新的角色集合为空，则是删除了所有的角色
                    content.append("角色：删除了所有角色;");
                }
                if ((newRoleIds != null) && (newRoleIds.size() != 0)) {//如果新的角色集合不为空，且不为null，则角色进行了更新
                    StringBuilder oldRolesName = new StringBuilder("空");
                    StringBuilder newRolesName = new StringBuilder("空");

                    List<ManageRole> newRoles = null;
                    if (!ObjectUtils.isEmpty(updateForm.getRoleIds())) {
                        newRoles = manageRoleMapper.selectBatchIds(updateForm.getRoleIds());
                    }

                    if (!ObjectUtils.isEmpty(oldRoles)) {
                        oldRolesName.deleteCharAt(oldRolesName.length() - 1);//删除 "空"
                        oldRolesName.append("[");
                        for (ManageRole role : oldRoles) {
                            oldRolesName.append(role.getName() + ",");
                        }
                        oldRolesName.deleteCharAt(oldRolesName.length() - 1);//移除最后一个逗号
                        oldRolesName.append("]");
                    }

                    if (!ObjectUtils.isEmpty(newRoles)) {
                        newRolesName.deleteCharAt(newRolesName.length() - 1);//删除 "空"
                        newRolesName.append("[");
                        for (ManageRole role : newRoles) {
                            newRolesName.append(role.getName() + ",");
                        }
                        newRolesName.deleteCharAt(newRolesName.length() - 1);//移除最后一个逗号
                        newRolesName.append("]");
                    }
                    //拼接完整content
                    content.append(value + ":" + oldRolesName + "->" + newRolesName + ";");
                }
            } else {//其他属性处理
                if (newParameters.get(key) != null) {
                    String newValue = "空";
                    String oldValue = "空";
                    if (newParameters.get(key) != null && !newParameters.get(key).equals(" ")) {
                        newValue = String.valueOf(newParameters.get(key));
                    }
                    if (oldParameters.get(key) != null && !oldParameters.get(key).equals(" ")) {
                        oldValue = String.valueOf(oldParameters.get(key));
                    }
                    content.append(value + ":" + oldValue + "->" + newValue + ";");
                }
            }
        }
        logUtils.saveOperationForManage(request, content.toString(), Constants.UPDATE_OPERATE_TYPE);
    }


}