<?php
/**
+-----------------------------------------------------------------------------------------------------------------------
 * 模型层：AI分类 模型类
+-----------------------------------------------------------------------------------------------------------------------
 *
 * PHP version 7
 *
 * @category  App\Models\Category
 * @package   App\Models\Category
 * @author    Richer <yangzi1028@163.com>
 * @date      2023年4月20日13:48:05
 * @copyright 2014-2023 Richer (http://www.Richer.com/)
 * @license   http://www.Richer.com/ License
 * @link      http://www.Richer.com/
 */
namespace App\Models\Category;

use App\Models\BaseModel;
use GuzzleHttp\Exception\GuzzleException;
use Illuminate\Database\Eloquent\Relations\BelongsTo;
use Illuminate\Database\Eloquent\Relations\HasMany;

/**
 * Class Category
 * @property mixed name
 * @property mixed icon
 * @property mixed body
 * @property mixed description
 * @package App\Models
 */
class Category extends BaseModel
{
    // 指定数据库表
    const TABLE = 'categories';
    protected $table = self::TABLE ;

    // 指定对象显示名称：方便系统统一查询和做其他处理
    const OBJ_NAME = 'category';
    const OBJ_NAME_ZH = 'AI分类';

    /**
     * 类型业务常量配置
     */
    const DYSFUNCTION   = 1;// 功能异常
    const OTHER_PROBLEM = 99;// 其他问题

    /**
     * 类型业务常量配置[1 => '功能异常', 992 => '其他问题']
     */
    const TYPE_OPTIONS = [
        self::DYSFUNCTION       => '功能异常',
        self::OTHER_PROBLEM     => '其他问题',
    ];

    /**
     * @return HasMany
     */
    public function examples(): HasMany
    {
        return $this->hasMany(CategoryExample::class);
    }

    /**
     * @return HasMany
     */
    public function labels(): HasMany
    {
        return $this->hasMany(CategoryLabel::class);
    }

    /**
     * @return BelongsTo
     */
    public function parent(): BelongsTo
    {
        return $this->belongsTo(get_class($this), 'pid', 'id');
    }

    /**
     * @return HasMany
     */
    public function children(): HasMany
    {
        return $this->hasMany(get_class($this), 'pid', 'id');
    }

    /**
     * @param $value
     */
    public function setIconAttribute($value)
    {
        // 需要判断前端传来的路径是否是全路径，如果是全路径需要截取为相对路径
        $this->attributes['icon'] = substr_file_path($value);
    }

    /**
     * @param string $value 值
     *
     * @return array
     * @throws GuzzleException
     */
    public function getIconAttribute($value)
    {
        return splice_file_path($value);
    }


    /**
     * 生成每个级别的code
     * @param string $oprate
     * @return array
     */
    public static function getParents($oprate = 'query')
    {
        $models  = self::where(function ($query) {
            $query->whereNull('pid')->orWhere('pid', 0)->orWhere('pid', '');
        })->get(['id','name']);
        $options = [];
        if ($oprate !== 'query') {
            $options = [0 => '无'];
        }
        foreach ($models as $vo) {
            $options[$vo->id] = $vo->name;
        }
        return $options;
        return $models;
    }

}