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Viewing / Editing File: Category.php

<?php

namespace App;

use DB;
use Illuminate\Database\Eloquent\Model;
use Illuminate\Database\Eloquent\SoftDeletes;

class Category extends Model
{
    use SoftDeletes;
    /**
     * The attributes that should be mutated to dates.
     *
     * @var array
     */

/**
     * The attributes that aren't mass assignable.
     *
     * @var array
     */
    protected $guarded = ['id'];

/**
     * Combines Category and sub-category
     *
     * @param  int  $business_id
     * @return array
     */
    public static function catAndSubCategories($business_id)
    {
        $all_categories = Category::where('business_id', $business_id)
                                ->where('category_type', 'product')
                                ->orderBy('name', 'asc')
                                ->get()
                                ->toArray();

if (empty($all_categories)) {
            return [];
        }
        $categories = [];
        $sub_categories = [];

foreach ($all_categories as $category) {
            if ($category['parent_id'] == 0) {
                $categories[] = $category;
            } else {
                $sub_categories[] = $category;
            }
        }

$sub_cat_by_parent = [];
        if (! empty($sub_categories)) {
            foreach ($sub_categories as $sub_category) {
                if (empty($sub_cat_by_parent[$sub_category['parent_id']])) {
                    $sub_cat_by_parent[$sub_category['parent_id']] = [];
                }

$sub_cat_by_parent[$sub_category['parent_id']][] = $sub_category;
            }
        }

foreach ($categories as $key => $value) {
            if (! empty($sub_cat_by_parent[$value['id']])) {
                $categories[$key]['sub_categories'] = $sub_cat_by_parent[$value['id']];
            }
        }

return $categories;
    }

/**
     * Category Dropdown
     *
     * @param  int  $business_id
     * @param  string  $type category type
     * @return array
     */
    public static function forDropdown($business_id, $type)
    {
        $categories = Category::where('business_id', $business_id)
                            ->where('parent_id', 0)
                            ->where('category_type', $type)
                            ->select(DB::raw('IF(short_code IS NOT NULL, CONCAT(name, "-", short_code), name) as name'), 'id')
                            ->orderBy('name', 'asc')
                            ->get();

$dropdown = $categories->pluck('name', 'id');

return $dropdown;
    }

public function sub_categories()
    {
        return $this->hasMany(\App\Category::class, 'parent_id');
    }

/**
     * Scope a query to only include main categories.
     *
     * @param  \Illuminate\Database\Eloquent\Builder  $query
     * @return \Illuminate\Database\Eloquent\Builder
     */
    public function scopeOnlyParent($query)
    {
        return $query->where('parent_id', 0);
    }
}

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