<?php

namespace addons\OperationCenter\common\services;

use addons\OperationCenter\common\models\Level;
use addons\OperationCenter\common\models\UserCenter;

/**
 * LevelService
 * @package addons\OperationCenter\common\services
 */
class LevelService extends BaseService
{
    /**
     * 获取分页列表
     *
     * @param array $params
     * @return array
     */
    public function getPageList(array $params = [])
    {
        return Level::getPageList(
            $this->getPage($params), $this->getLimit($params), function ($query) {
                $query->andWhere(['mall_id' => $this->mall_id]);
            },'level asc,id desc'
        );
    }

    /**
     * 获取等级列表
     *
     * @return array
     */
    public function getLevelList()
    {
        return Level::getOpenLevelList($this->mall_id);
    }

    /**
     * 获取等级数据
     *
     * @param integer|null $id
     * @return array
     */
    public function getLevelData(int $id = null)
    {
        $detail = [];
        $weights = Level::getLevelWeights($this->mall_id);

        if ($id) $detail = Level::getLevelDetail($this->mall_id, $id);
        if (!empty($detail)) {
            $detail = $detail->jsonDecode();
            $detail = $detail->toArray();
        }

        return compact('weights', 'detail');
    }

    /**
     * 编辑等级
     *
     * @param int|null $id
     * @param array $data
     * @return boolean
     */
    public function setLevelData($id, array $data)
    {
        $model = empty($id) ? new Level() : Level::getLevelDetail($this->mall_id, $id);

        $res = $model->setLevelData(array_merge($data, ['mall_id' => $this->mall_id]));
        return $res === true
            ? true 
            : $this->modelError($res);
    }

    /**
     * 切换状态
     *
     * @param integer $id
     * @param integer $status
     * @return boolean
     */
    public function switchStatus(int $id, int $status)
    {
        $model = Level::getLevelDetail($this->mall_id, $id);
        if (empty($model)) return $this->error('等级不存在');

        $res = $model->setLevelData(['status' => $status]);
        return $res === true
            ? true 
            : $this->modelError($res);
    }

    /**
     * 删除等级
     *
     * @param integer $id
     * @return boolean
     */
    public function delLevel(int $id)
    {
        $model = Level::getLevelDetail($this->mall_id, $id);
        if (empty($model)) return $this->error('等级不存在');

        // 被使用等级无法删除
        if (UserCenter::hasLevel($model)) return $this->error('该等级已被使用 无法删除');

        $res = $model->delLevel();
        return $res === true
            ? true 
            : $this->modelError($res);
    }
}