<?php

/**
 * Created by PhpStorm.
 * User: stanley-king
 * Date: 16/6/23
 * Time: 下午4:26
 */

require_once (BASE_ROOT_PATH . '/helper/relation/mem_relation.php');
require_once (BASE_ROOT_PATH . '/helper/algorithm.php');

class relation_helper
{
    static public function onLogin($member_id)
    {
        try
        {
            $relation = new relation\mem_relation($member_id);
            $relation->pass_subscribe();
        }
        catch (Exception $ex)
        {
            $msg = $ex->getMessage();
            Log::record("{$msg} member_id = {$member_id}");
        }
    }

    static public function onRegister($member_id)
    {
        try
        {
            $relation = new relation\mem_relation($member_id);
            $relation->pass_subscribe();
        }
        catch (Exception $ex)
        {
            $msg = $ex->getMessage();
            Log::record("{$msg} member_id = {$member_id}");
        }
    }

    static public function onUpContacts($member_id,$contacts)
    {
        try
        {
            $relation = new relation\mem_relation($member_id);
            $relation->subscribe_contacts($contacts);
        }
        catch (Exception $ex)
        {
            $msg = $ex->getMessage();
            Log::record("{$msg} member_id = {$member_id}");
        }
    }

    static public function onInvite($me_id,$user_id)
    {
        try
        {
            if($me_id == $user_id) {
                return false;
            }
            $relation = new relation\mem_relation($me_id);
            return $relation->invite($user_id);
        }
        catch (Exception $ex)
        {
            $msg = $ex->getMessage();
            Log::record("onInvite: {$msg} param = {$me_id},{$user_id}");
            return false;
        }
    }

    static public function onSubscribe($me_id,$someone_id)
    {
        try
        {
            if($me_id == $someone_id) {
                return false;
            }
            $relation = new relation\mem_relation($me_id);
            return $relation->subscribe($someone_id);
        }
        catch (Exception $ex)
        {
            $msg = $ex->getMessage();
            Log::record("onInvite: {$msg} param = {$me_id},{$someone_id}");
            return false;
        }
    }

    static public function onUnSubscribe($me_id,$someone_id)
    {
        try
        {
            if($me_id == $someone_id) {
                return false;
            }
            $relation = new relation\mem_relation($me_id);
            return $relation->unsubscribe($someone_id);
        }
        catch (Exception $ex)
        {
            $msg = $ex->getMessage();
            Log::record("onInvite: {$msg} param = {$me_id},{$someone_id}");
            return false;
        }
    }

    static public function subscriber($member_id)
    {
        try
        {
            $relation = new relation\mem_relation($member_id);
            return $relation->subscriber();
        }
        catch (Exception $ex)
        {
            $msg = $ex->getMessage();
            Log::record("{$msg} member_id = {$member_id}");
            return array();
        }
    }

    static public function follower($member_id)
    {
        try
        {
            $relation = new relation\mem_relation($member_id);
            return $relation->follower();
        }
        catch (Exception $ex)
        {
            $msg = $ex->getMessage();
            Log::record("{$msg} member_id = {$member_id}");
            return array();
        }
    }

    static public function friends($member_id)
    {
        try
        {
            $relation = new relation\mem_relation($member_id);
            $subscriber = $relation->subscriber();
            $follower = $relation->follower();

            return array_merge($subscriber,$follower);
        }
        catch (Exception $ex)
        {
            $msg = $ex->getMessage();
            Log::record("{$msg} member_id = {$member_id}");
            return array();
        }
    }
}