<?php

namespace App\Http\Livewire\Admin\Banner;

use App\Http\Livewire\ConvertEmptyStringsToNull;
use App\Http\Livewire\General;
use App\Models\Banner;
use App\Models\BannerItem;
use Illuminate\Support\Facades\DB;
use Livewire\Component;

class Edit extends Component
{
    use ConvertEmptyStringsToNull, General;

    public Banner $banner;

    public $items;

    public $deleteIds = [];

    protected $listeners = ['imageChanged'];

    public function mount()
    {
        $this->items = $this->banner
            ->items()
            ->get([
                'title',
                'description',
                'url',
                'image',
                'sort_order',
                'id', 'banner_id',
                'limitation',
                'started_at',
                'ended_at',
            ])->toArray();
    }

    protected function rules()
    {
        return [
            'banner.name' => 'required|max:250|string',
            'banner.width' => 'nullable|integer|min:0|max:90000',
            'banner.height' => 'nullable|integer|min:0|max:90000',
            'banner.status' => 'required|in:0,1',

            'items.*.title' => 'nullable|max:250|string|required_without_all:items.*.url,items.*.image,items.*.description',
            'items.*.url' => 'nullable|max:250|string|required_without_all:items.*.title,items.*.image,items.*.description',
            'items.*.image' => 'nullable|max:250|string|required_without_all:items.*.title,items.*.url,items.*.description',
            'items.*.description' => 'nullable|string|max:60000|required_without_all:items.*.title,items.*.url,items.*.image',
            'items.*.sort_order' => 'nullable|integer|min:0|max:10000',
            'items.*.limitation' => 'required|boolean',
            'items.*.started_at' => 'nullable|date|required_if:items.*.limitation,1',
            'items.*.ended_at' => 'nullable|date|after:items.*.started_at|required_if:items.*.limitation,1',
        ];
    }

    protected $validationAttributes = [
        'items.*.title' => 'عنوان',
        'items.*.url' => 'لینک',
        'items.*.image' => 'تصویر',
        'items.*.description' => 'توضیحات',
        'items.*.sort_order' => 'ترتیب',
        'items.*.limitation' => 'محدودیت',
        'items.*.started_at' => 'تاریخ شروع',
        'items.*.ended_at' => 'تاریخ پایان',
    ];

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

    public function update()
    {
        $this->validate();
        foreach ($this->items as $index => $item) {
            if (! $item['limitation']) {
                $this->items[$index]['started_at'] = $this->items[$index]['ended_at'] = null;
            }
        }
        DB::transaction(function () {
            $this->banner->update([
                'name' => $this->banner->name,
                'height' => $this->banner->height,
                'width' => $this->banner->width,
                'status' => $this->banner->status,
            ]);
            if (count($this->deleteIds)) {
                BannerItem::whereIn('id', $this->deleteIds)->delete();
            }
            if (count($this->items)) {
                BannerItem::upsert(
                    $this->items,
                    ['id', 'banner_id'],
                    ['title', 'description', 'url', 'image', 'sort_order', 'limitation', 'started_at', 'ended_at']
                );
            } else {
                $this->banner->items()->delete();
            }
            saveActivity("بنر {$this->banner->name} ویرایش شد", $this->banner);
            $this->doneMessage("بنر {$this->banner->name} با موفقیت ویرایش شد");
        });

        return redirect()->route('admin.banners.index');
    }

    public function addItem()
    {
        array_push($this->items, [
            'id' => null,
            'banner_id' => $this->banner->id,
            'title' => null,
            'description' => null,
            'url' => null,
            'image' => null,
            'sort_order' => null,
            'limitation' => 0,
            'started_at' => null,
            'ended_at' => null,
        ]);

        $this->emit('addedItem', count($this->items) - 1);
    }

    public function removeItem($index)
    {
        if ($this->items[$index]['id']) {
            $this->deleteIds[] = $this->items[$index]['id'];
        }

        unset($this->items[$index]);
    }

    public function imageChanged($index, $imagePath)
    {
        $this->items[$index]['image'] = ltrim(parse_url($imagePath, PHP_URL_PATH), '/');
    }
}