<?php

namespace App\Http\Livewire\Admin\Category;

use App\Http\Livewire\ConvertEmptyStringsToNull;
use App\Http\Livewire\General;
use App\Models\Category;
use Illuminate\Support\Facades\Cache;
use Illuminate\Validation\Rule;
use Livewire\Component;

class Edit extends Component
{
    use ConvertEmptyStringsToNull, General;

    public $type;

    public $categories;

    public $category_id;

    public $faq;

    public Category $category;

    protected $listeners = ['imageChanged'];

    public function addItem()
    {
        $this->faq[] = [
            'question' => null,
            'answer' => null,
        ];
    }

    public function removeItem($index)
    {
        unset($this->faq[$index]);
    }

    public function mount($type, $categories, $category)
    {
        $this->categories = $categories;
        $this->type = $type;
        $this->category_id = $category->id;
        $this->faq = $this->category->faq ?: [];
    }

    protected function rules()
    {
        return [
            'category.name' => 'required|string|max:250',
            'category.meta_title' => 'nullable|string|max:250',
            'category.h1' => 'nullable|string|max:250',
            'category.slug' => ['required', 'string', 'max:250', 'alpha_dash', 'unique:categories,slug,'.$this->category_id],
            'category.icon' => 'nullable|max:250|string',
            'category.image' => 'nullable|max:250|string',
            'category.short_description' => 'nullable|max:250|string',
            'category.description' => 'nullable|max:50000|string',
            'category.parent_id' => ['nullable', Rule::exists('categories', 'id')
                ->where(function ($query) {
                    return $query->where('type', $this->type['className'])
                        ->where('id', '<>', $this->category_id);
                })],
            'category.status' => 'required|in:0,1',
            'category.show_in_index' => 'required|in:0,1',
            'category.sort_order' => 'nullable|integer|min:0|max:10000',
            'faq.*.question' => 'required|max:250',
            'faq.*.answer' => 'required|max:250',
        ];
    }

    protected $validationAttributes = [
        'faq.*.question' => 'سوال',
        'faq.*.answer' => 'جواب',
    ];

    public function update()
    {
        $this->validate();

        $this->category->faq = count($this->faq) ? $this->faq : null;

        $this->category->update();

        $this->removeCachedCategories();

        $this->doneMessage("دسته‌بندی {$this->category->name} با موفقیت ویرایش شد");

        return redirect()->route('admin.categories.showCategories', $this->type['slug']);
    }

    public function render()
    {
        return view('livewire.admin.category.edit');
    }

    public function imageChanged($path, $name)
    {
        $this->category->{$name} = ltrim(parse_url($path, PHP_URL_PATH), '/');
    }

    private function removeCachedCategories()
    {
        Cache::forget('product-categories');
        Cache::forget('article-categories');
    }
}