<?php

namespace addons\StarChain\common\models;

use common\models\base\BaseActiveRecord;
use Yii;
use yii\data\Pagination;

/**
 * Base
 */
class BaseModel extends BaseActiveRecord
{
    /**
     * beforeSave
     *
     * @param boolean $insert
     * @return boolean
     */
    public function beforeSave($insert)
    {
        $time = time();
        if ($insert) {
            $this->hasAttribute('created_at') && $this->created_at = $time;
            $this->hasAttribute('updated_at') && $this->updated_at = $time;
        } else {
            $this->hasAttribute('updated_at') && $this->updated_at = $time;
        }
        return true;
    }

    /**
     * 批量添加
     *
     * @param array $data
     * @param boolean $auto_time 自动添加时间戳
     * @return integer
     */
    public static function batchInsert($data, $auto_time = true)
    {
        $time = time();
        $data = array_map(function ($item) use ($time, $auto_time) {
            return $auto_time ? array_merge([
                'created_at' => $time,
                'updated_at' => $time,
            ], $item) : $item;
        }, $data);

        $field = array_keys($data[array_key_first($data)]);
        return Yii::$app->db->createCommand()->batchInsert(
            static::tableName(), 
            $field, 
            $data
        )->execute();
    }

    /**
     * 获取分页数据
     *
     * @param integer $limit
     * @param callable $callback
     * @param string $order_by
     * @return array
     */
    public static function getPaginationList(
        int $limit, callable $callback = null, string $order_by = 'id desc'
    ) :array
    {
        $model = static::find();
        if (!empty($callback)) call_user_func($callback, $model);

        $pagination = new Pagination(['totalCount' => $model->count(), 'pageSize' => $limit]);
        $model->limit($pagination->limit)->offset($pagination->offset);

        $list = $model
            ->orderBy($order_by)
            ->asArray()
            ->all();

        $data['list']       = $list;
        $data['pagination'] = $pagination;
        $data['page_count'] = $pagination->pageCount;
        $data['row_count']  = intval($pagination->totalCount);
        $data['page_size']  = $pagination->getLimit();

        return $data;
    }
}