<?php
namespace App\Models\Api\Follow;

use App\Exceptions\ModelException;
use App\Models\Api\Base\ApiBaseModel;

class FollowHistoryModel extends ApiBaseModel
{
    protected $table = 'customer_follow_history';
    protected $primaryKey = 'id';
    protected $fillable = [
        'id',
        'method',
        'uid',
        'follow_uid',
        'created_at',
    ];

    const METHOD_FOLLOW = 1;
    const METHOD_UNFOLLOW = 2;
    const METHOD = [
        self::METHOD_FOLLOW => '关注',
        self::METHOD_UNFOLLOW => '取关',
    ];

    /**
     * @throws ModelException
     */
    function addFollowHistory($method, $uid, $follow_uid): \Illuminate\Database\Eloquent\Model|\Illuminate\Database\Eloquent\Builder|array|null
    {
        if(!array_key_exists($method,self::METHOD)) throw new ModelException('method error');
        $aItem['method'] = $method;
        $aItem['uid'] = $uid;
        $aItem['follow_uid'] = $follow_uid;
        $sDateTime = date('Y-m-d H:i:s');
        $aItem['created_at'] = $sDateTime;
        return $this->addItem($aItem);
    }

}