<?php

namespace App\Domains\Config\Repositories;

use App\Core\Repository;
use App\Models\Config\Config as Model;

class ConfigRepository extends Repository
{
    /**
     * 是否关闭缓存
     *
     * @var boolean
     */
    protected $cacheSkip = false;

    /**
     * 是否开启数据转化
     *
     * @var bool
     */
    protected $needTransform = false;

    /**
     * @var array
     */
    protected $fieldSearchable = [
        'id'         => '=',
        'created_at' => 'like',
    ];

    public function model()
    {
        return Model::class;
    }

    /**
     * 数据格式化
     *
     * @param mixed $result
     *
     * @return mixed
     */
    public function transform($model)
    {
        return $model->toArray();
    }

    /**
     * Get the specified configuration value.
     *
     * @param  string  $key
     * @param  mixed   $default
     * @return mixed
     */
    public function configGet($key = null, $default = null)
    {
        $this->model = $this->model;

        if (empty($key)) {
            return $this->get()->pluck('value', 'key')->toArray();
        }

        list($name, $key) = $this->parse($key);

        $this->model = $this->model->where('name', $name);

        $config = $this->first();

        if (!$config) {
            return $default;
        }

        if (!$key) {
            return $config->value;
        }

        return array_get($config->value, $key, $default);
    }

    /**
     * Set a given configuration value.
     *
     * @param  string  $key
     * @param  mixed   $value
     * @return bool
     */
    public function configSet($key, $value)
    {
        list($name, $key) = $this->parse($key);

        if ($key) {
            $arr = $this->configGet($name);
            array_set($arr, $key, $value);
            $value = $arr;
        }

        if ($model = $this->model->where('name', $name)->first()) {
            $this->setModel($model)->update(['value' => $value]);
        } else {
            $this->create([
                'name' => $name,
                'value' => $value
            ]);
        }

        return true;
    }

    /**
     * 解析key值 key可由.分隔
     *
     * @param string $key
     * @return array
     */
    protected function parse($key)
    {
        $keys = str_to_array($key, '.');
        $name = $keys[0];
        unset($keys[0]);

        if (empty($keys)) {
            $keys = null;
        } else {
            $keys = implode($keys, '.');
        }

        return [$name, $keys];
    }
}