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package org.macrocloud.kernel.security.auth;

import org.macrocloud.kernel.auth.MacroUser;
import org.macrocloud.kernel.auth.utils.AuthUtil;
import org.macrocloud.kernel.security.handler.IPermissionHandler;
import org.macrocloud.kernel.toolkit.constant.RoleConstant;
import org.macrocloud.kernel.toolkit.utils.*;

/**
 * 权限判断
 *
 */
public class AuthFun {

	/**
	 * 权限校验处理器
	 */
	private static IPermissionHandler permissionHandler;

	private static IPermissionHandler getPermissionHandler() {
		if (permissionHandler == null) {
			permissionHandler = SpringUtil.getBean(IPermissionHandler.class);
		}
		return permissionHandler;
	}

	/**
	 * 判断角色是否具有接口权限
	 *
	 * @return {boolean}
	 */
	public boolean permissionAll() {
		return getPermissionHandler().permissionAll();
	}

	/**
	 * 判断角色是否具有接口权限
	 *
	 * @param permission 权限编号
	 * @return {boolean}
	 */
	public boolean hasPermission(String permission) {
		return getPermissionHandler().hasPermission(permission);
	}

	/**
	 * 放行所有请求
	 *
	 * @return {boolean}
	 */
	public boolean permitAll() {
		return true;
	}

	/**
	 * 只有超管角色才可访问
	 *
	 * @return {boolean}
	 */
	public boolean denyAll() {
		return hasRole(RoleConstant.ADMIN);
	}

	/**
	 * 是否已授权
	 *
	 * @return {boolean}
	 */
	public boolean hasAuth() {
		return Func.isNotEmpty(AuthUtil.getUser());
	}

	/**
	 * 是否有时间授权
	 *
	 * @param start 开始时间
	 * @param end   结束时间
	 * @return {boolean}
	 */
	public boolean hasTimeAuth(Integer start, Integer end) {
		Integer hour = DateUtil.hour();
		return hour >= start && hour <= end;
	}

	/**
	 * 判断是否有该角色权限
	 *
	 * @param role 单角色
	 * @return {boolean}
	 */
	public boolean hasRole(String role) {
		return hasAnyRole(role);
	}

	/**
	 * 判断是否具有所有角色权限
	 *
	 * @param role 角色集合
	 * @return {boolean}
	 */
	public boolean hasAllRole(String... role) {
		for (String r : role) {
			if (!hasRole(r)) {
				return false;
			}
		}
		return true;
	}

	/**
	 * 判断是否有该角色权限
	 *
	 * @param role 角色集合
	 * @return {boolean}
	 */
	public boolean hasAnyRole(String... role) {
		MacroUser user = AuthUtil.getUser();
		if (user == null) {
			return false;
		}
		String userRole = user.getRoleName();
		if (StringUtil.isBlank(userRole)) {
			return false;
		}
		String[] roles = Func.toStrArray(userRole);
		for (String r : role) {
			if (CollectionUtil.contains(roles, r)) {
				return true;
			}
		}
		return false;
	}

}