package com.microservices.system.service.impl;

import com.alibaba.fastjson2.JSONObject;
import com.microservices.common.core.constant.CacheConstants;
import com.microservices.common.core.constant.SecurityConstants;
import com.microservices.common.core.constant.UserConstants;
import com.microservices.common.core.enums.SystemRole;
import com.microservices.common.core.exception.ServiceException;
import com.microservices.common.core.utils.JwtUtils;
import com.microservices.common.core.utils.PageUtils;
import com.microservices.common.core.utils.SpringUtils;
import com.microservices.common.core.utils.StringUtils;
import com.microservices.common.core.utils.bean.BeanValidators;
import com.microservices.common.core.utils.html.EscapeUtil;
import com.microservices.common.core.utils.ip.IpUtils;
import com.microservices.common.httpClient.domain.GitLinkRequestUrl;
import com.microservices.common.httpClient.util.GitLinkRequestHelper;
import com.microservices.common.redis.service.RedisService;
import com.microservices.common.security.auth.AuthUtil;
import com.microservices.common.security.service.TokenService;
import com.microservices.common.security.utils.SecurityUtils;
import com.microservices.system.api.domain.SysUser;
import com.microservices.system.api.domain.SysUserDeptRole;
import com.microservices.system.api.model.LoginUser;
import com.microservices.system.domain.ForgeUser;
import com.microservices.system.domain.SysPost;
import com.microservices.system.domain.SysUserPost;
import com.microservices.system.mapper.*;
import com.microservices.system.service.ISysConfigService;
import com.microservices.system.service.ISysRoleService;
import com.microservices.system.service.ISysUserService;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
import org.springframework.transaction.annotation.Transactional;
import org.springframework.util.CollectionUtils;

import javax.validation.Validator;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.stream.Collectors;

/**
 * 用户 业务层处理
 *
 * @author microservices
 */
@Service
public class SysUserServiceImpl implements ISysUserService {
    private static final Logger log = LoggerFactory.getLogger(SysUserServiceImpl.class);

    @Autowired
    private SysUserMapper userMapper;
    @Autowired
    private ForgeUserMapper forgeUserMapper;

    @Autowired
    private ISysRoleService roleService;

    @Autowired
    private SysPostMapper postMapper;

    @Autowired
    private SysUserPostMapper userPostMapper;

    @Autowired
    private ISysConfigService configService;
    @Autowired
    private TokenService tokenService;

    @Autowired
    protected Validator validator;
    @Autowired
    private RedisService redisService;
    @Autowired
    private SysUserDeptRoleMapper sysUserDeptRoleMapper;
    @Autowired
    private GitLinkRequestHelper gitLinkRequestHelper;

    /**
     * 根据条件分页查询用户列表
     *
     * @param user 用户信息
     * @return 用户信息集合信息
     */
    @Override
    // @DataScope(deptAlias = "d", userAlias = "u")
    public List<SysUser> selectUserList(SysUser user)
    {
        List<SysUser> userList = userMapper.selectUserList(user);
        for (SysUser sysUser : userList) {
            List<SysUserDeptRole> userIdentityList = sysUserDeptRoleMapper.selectSysUserDeptRoleListByUserName(sysUser.getUserName());
            sysUser.setUserIdentityList(userIdentityList.stream()
                    .filter(x -> x.getSysDept() != null && x.getSysRole() != null && !SystemRole.isVirtual(x.getSysRole().getRoleKey()))
                    .collect(Collectors.toList()));
        }
        return userList;
    }

    /**
     * 根据条件分页查询已分配用户角色列表
     * 
     * @param user 用户信息
     * @return 用户信息集合信息
     */
    @Override
    // @DataScope(deptAlias = "d", userAlias = "u")
    public List<SysUser> selectAllocatedList(SysUser user)
    {
        return userMapper.selectAllocatedList(user);
    }

    /**
     * 根据条件分页查询未分配用户角色列表
     *
     * @param deptId
     * @param user   用户信息
     * @return 用户信息集合信息
     */
    @Override
    // @DataScope(deptAlias = "d", userAlias = "u")
    public List<SysUser> selectUnallocatedList(Long deptId, SysUser user) {
        List<Long> virtualRoleIdList = roleService.getVirtualRoleIdList();
        PageUtils.startPage();
        return userMapper.selectUnallocatedList(deptId, user, virtualRoleIdList);
    }

    /**
     * 通过用户名查询用户
     * 
     * @param userName 用户名
     * @return 用户对象信息
     */
    @Override
    public SysUser selectUserByUserName(String userName)
    {
        SysUser sysUser = userMapper.selectUserByUserName(userName);
        return checkUserIsDelete(sysUser);
    }

    private SysUser checkUserIsDelete(SysUser sysUser) {
        if (sysUser == null) {
            return null;
        }
        if (UserConstants.DEL_FLAG_TRUE.equals(sysUser.getDelFlag())) {
            return sysUser.toDeleteUser();
        }
        return sysUser;
    }

    /**
     * 通过用户ID查询用户
     * 
     * @param userId 用户ID
     * @return 用户对象信息
     */
    @Override
    public SysUser selectUserById(Long userId)
    {
        return userMapper.selectUserById(userId);
    }

    /**
     * 查询用户所属岗位组
     * 
     * @param userName 用户名
     * @return 结果
     */
    @Override
    public String selectUserPostGroup(String userName)
    {
        List<SysPost> list = postMapper.selectPostsByUserName(userName);
        if (CollectionUtils.isEmpty(list))
        {
            return StringUtils.EMPTY;
        }
        return list.stream().map(SysPost::getPostName).collect(Collectors.joining(","));
    }

    /**
     * 校验用户名称是否唯一
     * 
     * @param user 用户信息
     * @return 结果
     */
    @Override
    public boolean checkUserNameUnique(SysUser user)
    {
        Long userId = StringUtils.isNull(user.getUserId()) ? -1L : user.getUserId();
        SysUser info = userMapper.checkUserNameUnique(user.getUserName());
        if (StringUtils.isNotNull(info) && info.getUserId().longValue() != userId.longValue())
        {
            return UserConstants.NOT_UNIQUE;
        }
        return UserConstants.UNIQUE;
    }

    /**
     * 校验手机号码是否唯一
     *
     * @param user 用户信息
     * @return
     */
    @Override
    public boolean checkPhoneUnique(SysUser user)
    {
        Long userId = StringUtils.isNull(user.getUserId()) ? -1L : user.getUserId();
        SysUser info = userMapper.checkPhoneUnique(user.getPhonenumber());
        if (StringUtils.isNotNull(info) && info.getUserId().longValue() != userId.longValue())
        {
            return UserConstants.NOT_UNIQUE;
        }
        return UserConstants.UNIQUE;
    }

    /**
     * 校验email是否唯一
     *
     * @param user 用户信息
     * @return
     */
    @Override
    public boolean checkEmailUnique(SysUser user)
    {
        Long userId = StringUtils.isNull(user.getUserId()) ? -1L : user.getUserId();
        SysUser info = userMapper.checkEmailUnique(user.getEmail());
        if (StringUtils.isNotNull(info) && info.getUserId().longValue() != userId.longValue())
        {
            return UserConstants.NOT_UNIQUE;
        }
        return UserConstants.UNIQUE;
    }

    /**
     * 校验用户是否允许操作
     * 
     * @param user 用户信息
     */
    @Override
    public void checkUserAllowed(SysUser user)
    {
        if (StringUtils.isNotNull(user.getUserId()) && user.isAdmin())
        {
            throw new ServiceException("不允许操作超级管理员用户");
        }
    }

    /**
     * 校验用户是否有数据权限
     * 
     * @param userId 用户id
     */
    @Override
    public void checkUserDataScope(Long userId)
    {
        if (!SysUser.isAdmin(SecurityUtils.getUserId()))
        {
            SysUser user = new SysUser();
            user.setUserId(userId);
            List<SysUser> users = SpringUtils.getAopProxy(this).selectUserList(user);
            if (StringUtils.isEmpty(users))
            {
                throw new ServiceException("没有权限访问用户数据！");
            }
        }
    }

    /**
     * 新增保存用户信息
     * 
     * @param user 用户信息
     * @return 结果
     */
    @Override
    @Transactional(rollbackFor = Exception.class)
    public int insertUser(SysUser user)
    {
        // 新增用户信息
        int rows = userMapper.insertUser(user);
        // 新增用户岗位关联
        insertUserPost(user);
        return rows;
    }

    /**
     * 注册用户信息
     * 
     * @param user 用户信息
     * @return 结果
     */
    @Override
    public boolean registerUser(SysUser user)
    {
        return userMapper.insertUser(user) > 0;
    }

    /**
     * 修改保存用户信息
     * 
     * @param user 用户信息
     * @return 结果
     */
    @Override
    @Transactional(rollbackFor = Exception.class)
    public int updateUser(SysUser user) {
        Long userId = user.getUserId();
        // 删除用户与岗位关联
        userPostMapper.deleteUserPostByUserId(userId);
        // 新增用户与岗位管理
        insertUserPost(user);
        //切换用户所在组织时，需同步切换组织对应权限
        //检查用户需切换的部门是否存在GitLink项目，若存在项目，将该用户设置为项目开发人员，同时需要将
//        SysUser oldSysUser = userMapper.selectUserById(userId);
        //TODO:需处理用户所在GitLink组织/项目的权限
//        Long oldDeptId = 0L;
//        Long newDeptId = 0L;
//        if (oldSysUser.getDeptId() != null) {
//            oldDeptId = oldSysUser.getDeptId();
//        }
//        if (user.getDeptId() != null) {
//            newDeptId = user.getDeptId();
//        }
//        if (!oldDeptId.equals(newDeptId) && oldSysUser.getGitlinkUserId() != null) {
//            R<Boolean> result = remoteCmsService.changeUserRole(
//                    userId
//                    , oldDeptId
//                    , newDeptId
//                    , SecurityConstants.INNER);
//            if (R.FAIL == result.getCode()) {
//                throw new ServiceException(result.getMsg());
//            }
//        }
        return userMapper.updateUser(user);
    }

    /**
     * 修改用户状态
     * 
     * @param user 用户信息
     * @return 结果
     */
    @Override
    public int updateUserStatus(SysUser user)
    {
        return userMapper.updateUser(user);
    }

    /**
     * 修改用户基本信息
     * 
     * @param user 用户信息
     * @return 结果
     */
    @Override
    public int updateUserProfile(SysUser user)
    {
        return userMapper.updateUser(user);
    }

    /**
     * 修改用户头像
     * 
     * @param userName 用户名
     * @param avatar 头像地址
     * @return 结果
     */
    @Override
    public boolean updateUserAvatar(String userName, String avatar)
    {
        return userMapper.updateUserAvatar(userName, avatar) > 0;
    }

    /**
     * 重置用户密码
     * 
     * @param user 用户信息
     * @return 结果
     */
    @Override
    public int resetPwd(SysUser user)
    {
        return userMapper.updateUser(user);
    }

    /**
     * 重置用户密码
     * 
     * @param userName 用户名
     * @param password 密码
     * @return 结果
     */
    @Override
    public int resetUserPwd(String userName, String password)
    {
        return userMapper.resetUserPwd(userName, password);
    }

    /**
     * 新增用户岗位信息
     * 
     * @param user 用户对象
     */
    public void insertUserPost(SysUser user)
    {
        Long[] posts = user.getPostIds();
        if (StringUtils.isNotEmpty(posts))
        {
            // 新增用户与岗位管理
            List<SysUserPost> list = new ArrayList<SysUserPost>();
            for (Long postId : posts)
            {
                SysUserPost up = new SysUserPost();
                up.setUserId(user.getUserId());
                up.setPostId(postId);
                list.add(up);
            }
            userPostMapper.batchUserPost(list);
        }
    }

    /**
     * 通过用户ID删除用户
     * 
     * @param userId 用户ID
     * @return 结果
     */
    @Override
    @Transactional(rollbackFor = Exception.class)
    public int deleteUserById(Long userId)
    {
        // 删除用户与岗位表
        userPostMapper.deleteUserPostByUserId(userId);
        return userMapper.deleteUserById(userId);
    }

    /**
     * 批量删除用户信息
     * 
     * @param userIds 需要删除的用户ID
     * @return 结果
     */
    @Override
    @Transactional(rollbackFor = Exception.class)
    public int deleteUserByIds(Long[] userIds)
    {
        for (Long userId : userIds) {
            checkUserAllowed(new SysUser(userId));
            checkUserDataScope(userId);
            SysUser user = userMapper.selectUserById(userId);
            //TODO:需处理用户在GitLink项目中权限
//            if (user.getGitlinkUserId() != null) {
//                R<Boolean> result = remoteCmsService.changeUserRole(
//                        userId
//                        , user.getDeptId()
//                        , null
//                        , SecurityConstants.INNER);
//                if (R.FAIL == result.getCode()) {
//                    throw new ServiceException(result.getMsg());
//                }
//            }
        }
        // 删除用户与岗位关联
        userPostMapper.deleteUserPost(userIds);
        return userMapper.deleteUserByIds(userIds);
    }

    /**
     * 导入用户数据
     * 
     * @param userList 用户数据列表
     * @param isUpdateSupport 是否更新支持，如果已存在，则进行更新数据
     * @param operName 操作用户
     * @return 结果
     */
    @Override
    public String importUser(List<SysUser> userList, Boolean isUpdateSupport, String operName)
    {
        if (StringUtils.isNull(userList) || userList.size() == 0)
        {
            throw new ServiceException("导入用户数据不能为空！");
        }
        int successNum = 0;
        int failureNum = 0;
        StringBuilder successMsg = new StringBuilder();
        StringBuilder failureMsg = new StringBuilder();
        String password = configService.selectConfigByKey("sys.user.initPassword");
        for (SysUser user : userList)
        {
            try
            {
                // 验证是否存在这个用户
                SysUser u = userMapper.selectUserByUserName(user.getUserName());
                if (StringUtils.isNull(u))
                {
                    BeanValidators.validateWithException(validator, user);
                    user.setPassword(SecurityUtils.encryptPassword(password));
                    user.setCreateBy(operName);
                    this.insertUser(user);
                    successNum++;
                    successMsg.append("<br/>" + successNum + "、账号 " + user.getUserName() + " 导入成功");
                }
                else if (isUpdateSupport)
                {
                    BeanValidators.validateWithException(validator, user);
                    checkUserAllowed(user);
                    checkUserDataScope(user.getUserId());
                    user.setUpdateBy(operName);
                    this.updateUser(user);
                    successNum++;
                    successMsg.append("<br/>" + successNum + "、账号 " + user.getUserName() + " 更新成功");
                }
                else
                {
                    failureNum++;
                    failureMsg.append("<br/>" + failureNum + "、账号 " + user.getUserName() + " 已存在");
                }
            }
            catch (Exception e)
            {
                failureNum++;
                String msg = "<br/>" + failureNum + "、账号 " + user.getUserName() + " 导入失败：";
                failureMsg.append(msg + e.getMessage());
                log.error(msg, e);
            }
        }
        if (failureNum > 0) {
            failureMsg.insert(0, "很抱歉，导入失败！共 " + failureNum + " 条数据格式不正确，错误如下：");
            throw new ServiceException(failureMsg.toString());
        } else {
            successMsg.insert(0, "恭喜您，数据已全部导入成功！共 " + successNum + " 条，数据如下：");
        }
        return successMsg.toString();
    }



    @Override
    public String selectUserByGitLinkToken(String cookie) {
        String gitLinkToken = AuthUtil.getTokenByCookie(cookie);
        if (gitLinkToken == null) {
            return null;
        }
        //1、通过GitLinkToken在Gitlink数据库的tokens中查找是否存在登录用户，并获取用户id
        Long gitLinkUserId = forgeUserMapper.selectUserIdByGitLinkToken(gitLinkToken);
        //2、在本系统中查找该gitLinkUserId是否存在关联用户
        SysUser sysUser = userMapper.selectUserByGitLinkUserId(gitLinkUserId);
        //3、若不存在则在Gitlink数据库的users表中获取Gitlink用户信息，并同步在本系统中创建该用户
        if (sysUser == null) {
            try {
                sysUser = createUserByGitLinkUserId(gitLinkUserId);
                if (sysUser == null) {
                    return null;
                }
            } catch (Exception e) {
                return null;
            }
        }
        LoginUser loginUser;
        //4、判断该用户在本系统是否登录，若未登录在Redis中构建登录信息
        if (!redisService.hasKey(CacheConstants.LOGIN_TOKEN_KEY + gitLinkToken)) {
            loginUser = new LoginUser();
            loginUser.setSysUser(sysUser);
            loginUser.setToken(gitLinkToken);
            loginUser.setCookie(cookie);
            loginUser.setUserId(sysUser.getUserId());
            loginUser.setUsername(sysUser.getUserName());
            loginUser.setIpaddr(IpUtils.getIpAddr());
            tokenService.setLoginUser(loginUser);
        } else {
            loginUser = tokenService.getLoginUserByUserKey(gitLinkToken);
            //若登录用户不存在Cookie则刷新用户Cookie信息
            if (loginUser != null && StringUtils.isEmpty(loginUser.getCookie())) {
                loginUser.setCookie(cookie);
                tokenService.setLoginUser(loginUser);
            }
            if (loginUser == null) {
                return null;
            }
        }
        String token = tokenService.getGitLinkToken(loginUser.getToken());
        if (StringUtils.isNotEmpty(token)) {
            return token;
        }
        //5、构建JWT Token返回
        // Jwt存储信息
        Map<String, Object> claimsMap = new HashMap<>(3);
        claimsMap.put(SecurityConstants.USER_KEY, gitLinkToken);
        claimsMap.put(SecurityConstants.DETAILS_USER_ID, sysUser.getUserId());
        claimsMap.put(SecurityConstants.DETAILS_USERNAME, sysUser.getUserName());
        token = JwtUtils.createToken(claimsMap);
        tokenService.setGitLinkToken(loginUser, token);
        return token;
    }

    @Override
    public Boolean checkGitLinkUserLogin(String token) {
        Long userId = forgeUserMapper.selectUserIdByGitLinkToken(token);
        if (userId != null) {
            return true;
        }
        return false;
    }

    @Override
    public String getTokenByGitLinkUserId(Long gitLinkUserId) {
        return forgeUserMapper.selectGitLinkTokenByUserId(gitLinkUserId);
    }

    @Override
    public SysUser getSysUserByGitLinkUserId(Long gitLinkUserId) {
        return checkUserIsDelete(userMapper.selectUserByGitLinkUserId(gitLinkUserId));
    }

    @Override
    public SysUser createUserByGitLinkUserId(Long gitLinkUserId) {
        //2、在本系统中查找该gitLinkUserId是否存在关联用户
        SysUser sysUser = userMapper.selectUserByGitLinkUserId(gitLinkUserId);
        if (sysUser != null) {
            throw new ServiceException("该GitLink用户Id对应系统用户已创建(GitLink用户Id[" + gitLinkUserId + "])");
        }
        ForgeUser forgeUser = forgeUserMapper.selectGitLinkUserById(gitLinkUserId);
        if (forgeUser == null) {
            throw new ServiceException("该GitLink用户不存在(GitLink用户Id[" + gitLinkUserId + "])");
        }
        sysUser = gitlinkUserToSysUser(forgeUser);
        userMapper.insertUser(sysUser);
        return sysUser;
    }

    @Override
    public String getUserNameByGitLinkToken(String gitLinkToken) {
        Long gitlinkUserId = forgeUserMapper.selectUserIdByGitLinkToken(gitLinkToken);
        if(gitlinkUserId!=null){
            SysUser sysUser=userMapper.selectUserByGitLinkUserId(gitlinkUserId);
            if(sysUser!=null){
                return sysUser.getUserName();
            }
        }
        return null;
    }

    private SysUser gitlinkUserToSysUser(ForgeUser forgeUser) {
        SysUser sysUser = forgeUser.copyToSysUser();
        JSONObject gitLinkUserDetail = gitLinkRequestHelper.doGet(GitLinkRequestUrl.USER(forgeUser.getLogin()));
        String imagePath = gitLinkUserDetail.getString("image_url");
        String avatarImageUrl = EscapeUtil.removeExtraSlashOfUrl(String.format("%s/%s", gitLinkRequestHelper.gitLinkUrl, imagePath));
        sysUser.setAvatar(avatarImageUrl);
        sysUser.setNickName(gitLinkUserDetail.getString("username"));
        String gender = gitLinkUserDetail.getString("gender");
        String gitLinkMaleKey = "1";
        String gitLinkFemaleKey = "0";
        if (gitLinkMaleKey.equals(gender)) {
            sysUser.setSex("0");
        } else if (gitLinkFemaleKey.equals(gender)) {
            sysUser.setSex("1");
        } else {
            sysUser.setSex("2");
        }
        return sysUser;
    }

    @Override
    public SysUser gitlinkUserToUpdateSysUser(SysUser sysUser, ForgeUser forgeUser) {
        JSONObject gitLinkUserDetail = gitLinkRequestHelper.doGet(GitLinkRequestUrl.USER(forgeUser.getLogin()));
        String imagePath = gitLinkUserDetail.getString("image_url");
        String avatarImageUrl = EscapeUtil.removeExtraSlashOfUrl(String.format("%s/%s", gitLinkRequestHelper.gitLinkUrl, imagePath));
        sysUser.setAvatar(avatarImageUrl);
        sysUser.setNickName(gitLinkUserDetail.getString("username"));
        String gender = gitLinkUserDetail.getString("gender");
        sysUser.setEmail(forgeUser.getMail());
        sysUser.setPhonenumber(forgeUser.getPhone());
        String gitLinkMaleKey = "1";
        String gitLinkFemaleKey = "0";
        if (gitLinkMaleKey.equals(gender)) {
            sysUser.setSex("0");
        } else if (gitLinkFemaleKey.equals(gender)) {
            sysUser.setSex("1");
        } else {
            sysUser.setSex("2");
        }
        return sysUser;
    }

}
