<?php
namespace app\common\model;

use think\facade\Cache;
use think\Model;

/**
 * 数据字典模型
 * @author aaron
 *
 */
class Dictionary extends BaseModel
{
    protected $pk = 'did';

    protected static $cacheKey = 'dictionary.cache';

    protected $type = [
        'value' =>  'array',
    ];

    public static function onAfterWrite(Model $model)
    {
       Cache::delete(self::$cacheKey);
    }


    public static function getCacheData()
    {
        $data = Cache::get(self::$cacheKey);
        if(empty($data)) {
            $cache_data = self::getAll();
            foreach ($cache_data as $key=>$item) {
                $values = [];
                foreach ($item['value'] as $val) {
                    $values[$val['key']] = $val['val'];
                }
                $data[$item->did] = $values;
            }
            Cache::set(self::$cacheKey, $data);
        }

        return $data;
    }

    /**
     * @Description 获取对应key值数据
     * @param $did  字典主键
     * @param $value  属性key
     * @param $returnType  返回类型
     * @author Aaron
     * @date 2021/9/8 下午1:09
     */
    public static function getDataAttr($did, $value, $returnType = 'array')
    {
        if(strpos($value, ',')) {
            $value = explode(',', $value);
        }
        $data = self::getCacheData();
        if(empty($data) || !isset($data[$did])) {
            return $returnType == 'array' ? [] : '';
        }
        $data = $data[$did];
        if(is_array($value)) {
            foreach ($value as $key) {
                $return[] = $data[$key] ?? '';
            }
        }else {
            //$return = isset($data[$value]) ? [$data[$value]] : [];
            if($returnType == 'array') {
                $return = isset($data[$value]) ? [$data[$value]] : [];
            }else {
                $return = isset($data[$value]) ? $data[$value] : '';
            }
        }

        return $return;
    }

}