<?php

namespace Score\Lib;

use Dever;

class Level
{
	# 获取当前用户的等级信息
	public function get($uid, $level_type_id = 1, $prefix = 'vip')
	{
		$result = $this->config($prefix);
		$userLevel = Dever::db('score/user_level')->one(array('uid' => $uid, 'level_type_id' => $level_type_id));
		
		if ($userLevel) {
			$level = Dever::db('score/level')->one($userLevel['level_id']);
			$next_level = Dever::db('score/level')->one(array('level_type_id' => $level_type_id, 'level' => $level['level'] + 1));

			$result['current']['id'] = $level['id'];
			$result['current']['name'] = $level['name'];
			$result['current']['level'] = $level['level'];
			$result['current']['key'] .= $level['level'];

			if ($next_level) {
				$result['next']['id'] = $next_level['id'];
				$result['next']['name'] = $next_level['name'];
				$result['next']['level'] = $next_level['level'];
				$result['next']['key'] .= $next_level['level'];
			}
		}

		return $result;
	}

	private function config($prefix)
	{
		$result = array
		(
			# 当前等级
			'current' => array
			(
				# id
				'id' => '',
				# 名称
				'name' => '',
				# 等级数字
				'level' => '',
				# 唯一key
				'key' => $prefix,
			),

			# 下一级
			'next' => array
			(
				# id
				'id' => '',
				# 名称
				'name' => '',
				# 等级数字
				'level' => '',
				# 唯一key
				'key' => $prefix,
			),
		);

		return $result;
	}
}