@Data
@Service
public class LoginValidate implements UserDetailsService{
	@Autowired
	private UserService userService;
	private User userInfo;
	
	@Autowired
	UserRepos userRepos;
	
	public UserDetails loadUserByUsername(String arg0) throws UsernameNotFoundException {
		 
		 userInfo = userService.getUserByUsername(arg0);
		if (userInfo == null){
            throw new UsernameNotFoundException("用戶不存在!");
        }
		
		String loginTime = DateUtil.format(new Date(), "yyyy-MM-dd HH:mm:ss");
		userRepos.updateLoginTimeByUsername(userInfo.getUsername(),loginTime);
		
		List<GrantedAuthority> authorities = new ArrayList<GrantedAuthority>();
		switch (userInfo.getLevel()) {
		case 1://管理員
			authorities.add(new SimpleGrantedAuthority("ROLE_ADMIN"));
			System.err.println("用戶權(quán)限:ROLE_ADMIN");
			break;
		case 2://普通用戶
			authorities.add(new SimpleGrantedAuthority("ROLE_USER"));
			System.err.println("用戶權(quán)限:ROLE_USER");
			break;
		default:
			throw new UsernameNotFoundException("用戶權(quán)限配置錯誤");
		}
		System.err.println("進入login登錄驗證");
		ReturnUserInfo returnUserInfo = new ReturnUserInfo(userInfo.getUsername(), userInfo.getPassword(), authorities);
		returnUserInfo.setUsername(userInfo.getUsername());
		returnUserInfo.setUserLevel(userInfo.getLevel());
		returnUserInfo.setLoginTime(loginTime);
		returnUserInfo.setRole(UserLevelEnum.getName(userInfo.getLevel()));
		System.err.println("返回值：" + returnUserInfo);
		return returnUserInfo;
	}

}

@Data
public class ReturnUserInfo extends User{
	private String username;
	private int userLevel;
	private String role;
	private String loginTime;
	
	public ReturnUserInfo(String username, String password, Collection<? extends GrantedAuthority> authorities) {
		super(username, password, authorities);
	}
	public ReturnUserInfo(String username, String password, boolean enabled,
			boolean accountNonExpired, boolean credentialsNonExpired,
			boolean accountNonLocked, Collection<? extends GrantedAuthority> authorities) {
		super(username, password, true, true, true, true, authorities);
	}
	
}

@Data
@NoArgsConstructor
@AllArgsConstructor
public class WarningInfo {
	private Picture picture;
	private Video video;
}

public User(String username, String password,
			Collection<? extends GrantedAuthority> authorities) {
		this(username, password, true, true, true, true, authorities);
	}
public User(String username, String password, boolean enabled,
			boolean accountNonExpired, boolean credentialsNonExpired,
			boolean accountNonLocked, Collection<? extends GrantedAuthority> authorities) {

		if (((username == null) || "".equals(username)) || (password == null)) {
			throw new IllegalArgumentException(
					"Cannot pass null or empty values to constructor");
		}

		this.username = username;
		this.password = password;
		this.enabled = enabled;
		this.accountNonExpired = accountNonExpired;
		this.credentialsNonExpired = credentialsNonExpired;
		this.accountNonLocked = accountNonLocked;
		this.authorities = Collections.unmodifiableSet(sortAuthorities(authorities));
	}

//@Data
public class ReturnUserInfo extends User{
	private String username;
	private int userLevel;
	private String role;
	private String loginTime;
	
	
	public String getUsername() {
		return username;
	}
	public void setUsername(String username) {
		this.username = username;
	}
	public int getUserLevel() {
		return userLevel;
	}
	public void setUserLevel(int userLevel) {
		this.userLevel = userLevel;
	}
	public String getRole() {
		return role;
	}
	public void setRole(String role) {
		this.role = role;
	}
	public String getLoginTime() {
		return loginTime;
	}
	public void setLoginTime(String loginTime) {
		this.loginTime = loginTime;
	}
	public ReturnUserInfo(String username, String password, Collection<? extends GrantedAuthority> authorities) {
		super(username, password, authorities);
	}
	public ReturnUserInfo(String username, String password, boolean enabled,
			boolean accountNonExpired, boolean credentialsNonExpired,
			boolean accountNonLocked, Collection<? extends GrantedAuthority> authorities) {
		super(username, password, true, true, true, true, authorities);
	}
	
}