package com.yeshi.fanli.util.user;

import com.yeshi.fanli.entity.bus.user.vip.UserLevelEnum;

public class UserLevelUtil {


	/**
	 * 根据枚举名称匹配
	 * @param level
	 * @return
	 */
	public static UserLevelEnum getByEnumName(String level) {
		if (level == null)
			return null;

		for (UserLevelEnum levelEnum : UserLevelEnum.values()) {
			if (levelEnum.name().equalsIgnoreCase(level))
				return levelEnum;
		}
		return null;
	}

	/**
	 * 根据等级数字
	 * @param level
	 * @return
	 */
	public static UserLevelEnum getByLevel(Integer level) {
		if (level == null)
			return null;

		for (UserLevelEnum levelEnum : UserLevelEnum.values()) {
			if (levelEnum.getLevel() == level)
				return levelEnum;
		}
		return null;
	}

	/**
	 * 根据订单rank获取用户的等级
	 * @Title: getByOrderRank
	 * @Description: 
	 * @param orderRank
	 * @return 
	 * UserLevelEnum 返回类型
	 * @throws
	 */
	public static UserLevelEnum getByOrderRank(Integer orderRank) {//其他结果返回达人
		if (orderRank == null)
			return UserLevelEnum.daRen;

		for (UserLevelEnum level : UserLevelEnum.values()) {
			if (level.getOrderRank() == orderRank)
				return level;
		}
		return UserLevelEnum.daRen;
	}

	/**
	 * 获取下一个等级
	 * @Title: getNextLevel
	 * @Description: 
	 * @param level
	 * @return 
	 * UserLevelEnum 返回类型
	 * @throws
	 */
	public static UserLevelEnum getNextLevel(UserLevelEnum level) {
		if (level == null)
			return null;

		if (level == UserLevelEnum.daRen || level == UserLevelEnum.normalVIP) {
			return UserLevelEnum.highVIP;
		} else if (level == UserLevelEnum.highVIP) {
			return UserLevelEnum.superVIP;
		} else if (level == UserLevelEnum.superVIP) {
			return UserLevelEnum.tearcher;
		}

		return null;
	}

	/**
	 * 获取上一个等级
	 * @Title: getNextLevel
	 * @Description: 
	 * @param level
	 * @return 
	 * UserLevelEnum 返回类型
	 * @throws
	 */
	public static UserLevelEnum getPrevLevel(UserLevelEnum level) {
		if (level == null)
			return null;
		if (level == UserLevelEnum.daRen || level == UserLevelEnum.normalVIP) {
			return null;
		} else if (level == UserLevelEnum.highVIP) {
			return UserLevelEnum.daRen;
		} else if (level == UserLevelEnum.superVIP) {
			return UserLevelEnum.highVIP;
		}
		return null;
	}

	/**
	 * 获取2.1之前的用户等级(普通会员与高级会员降级为达人，导师降级为超级会员)
	 * @Title: getOldLevel
	 * @Description: 
	 * @param level
	 * @return 
	 * UserLevelEnum 返回类型
	 * @throws
	 */

	public static UserLevelEnum getOldLevel(UserLevelEnum userLevel) {
		if (userLevel == null || userLevel == UserLevelEnum.normalVIP || userLevel == UserLevelEnum.highVIP) {
			return UserLevelEnum.daRen;
		} else if (userLevel == UserLevelEnum.tearcher)
			return UserLevelEnum.superVIP;
		return userLevel;
	}

	/**
	 * 获取外显等级
	 * @Title: getShowLevel
	 * @Description: 
	 * @param userLevel
	 * @return 
	 * UserLevelEnum 返回类型
	 * @throws
	 */
	public static UserLevelEnum getShowLevel(UserLevelEnum userLevel) {
		if (userLevel == UserLevelEnum.normalVIP)
			return UserLevelEnum.daRen;

		return userLevel;
	}
}