<?php
/**
 * Created by PhpStorm.
 * User: zn
 * Date: 2017/5/31
 * Time: 10:43
 */

namespace common\models;


use common\services\InteractionService;
use common\utils\EnumUtil;
use yii\behaviors\TimestampBehavior;
use yii\db\ActiveRecord;

/**
 * 好友
 * Class Friend
 * @property int $id
 * @property int $user_id
 * @property int $friend_user_id
 * @property int $status
 * @property int $created_at
 * @property int $updated_at
 */
class Friend extends ActiveRecord
{
    public function behaviors()
    {
        return [
            TimestampBehavior::className(),
        ];
    }

    public function rules()
    {
        return [
            ['user_id', 'required'],
            ['user_id', 'exist', 'targetClass' => '\common\models\User', 'targetAttribute' => 'id'],

            ['friend_user_id', 'required'],
            ['friend_user_id', 'exist', 'targetClass' => '\common\models\User', 'targetAttribute' => 'id'],

            ['status', 'default', 'value' => EnumUtil::FRIEND_UNTREATED],
            ['status', 'in', 'range' => EnumUtil::FRIEND_LIST],
        ];
    }

    /**
     * 生成一个好友的数据
     * @param $fromUserID
     * @param $beUserID
     * @return array
     */
    public static function genClientFriendData($fromUserID, $beUserID)
    {
        $userDbData = User::findById($beUserID);

        $returnData = $userDbData->genClientData(false);
        $returnData['has_interaction'] = InteractionService::canInteraction($fromUserID, $beUserID);

        return $returnData;
    }
}