<?php

namespace App\Http\Controllers\Bo;

use App\Http\Controllers\Controller;
use App\Http\Requests\Bo\Slides\StoreSlideRequest;
use App\Http\Requests\Bo\Slides\UpdateSlideRequest;
use App\Models\Slide;
use Illuminate\Http\Request;
use Illuminate\Support\Facades\DB;
use Illuminate\Support\Str;

class SlideController extends Controller
{
    /**
     * Display a listing of the resource.
     *
     * @param \Illuminate\Http\Request $request
     * @return \Illuminate\Contracts\View\View|\Illuminate\Contracts\View\Factory
     */
    public function index(Request $request)
    {
        /** @var \Illuminate\Database\Eloquent\Builder $slides */
        $slides = Slide::query();

        if ($request->search) {
            $this->searchQuery(
                $slides,
                $request->search,
                null,
                'label'
            );
        }

        $this->sortQuery($slides);
        $searchFields = trans('Label');

        $slides->orderBy('updated_at', 'DESC');
        $slides = $slides->paginate();

        return view('back::pages.slides.index', compact('slides', 'searchFields'));
    }

    /**
     * Show the form for creating a new resource.
     *
     * @return \Illuminate\Http\Response
     */
    public function create()
    {
        return view('back::pages.slides.create', compact('sliders'));
    }

    /**
     * Store a newly created resource in storage.
     *
     * @param  \App\Http\Requests\Bo\Slides\StoreSlideRequest $request
     * @return \Illuminate\Http\Response
     */
    public function store(StoreSlideRequest $request)
    {
        return DB::transaction(function () use ($request) {
            $slide = new Slide();
            $slide->fill($request->validated());
            $slide->order = $this->getLastOrder();

            if ($slide->saveOrFail()) {
                return redirect()
                    ->route('bo.slides.edit', $slide)
                    ->with('success', trans(
                        ':model a été créé',
                        ['model' => Str::singular(trans('models.classes.slides'))]
                    ));
            }
            return back();
        });
    }

    /**
     * Show the form for editing the specified resource.
     *
     * @param  \App\Models\Slide $slide
     * @return \Illuminate\Http\Response
     */
    public function edit(Slide $slide)
    {
        return view('back::pages.slides.edit', [
            'slideModel' => $slide
        ]);
    }

    /**
     * Update the specified resource in storage.
     *
     * @param  \App\Http\Requests\Bo\Slides\UpdateSlideRequest $request
     * @param  \App\Models\Slide                               $slide
     * @return \Illuminate\Http\Response
     */
    public function update(UpdateSlideRequest $request, Slide $slide)
    {
        return DB::transaction(function () use ($request, $slide) {
            $slide->fill($request->validated());
            if ($slide->saveOrFail()) {
                return redirect()
                    ->route('bo.slides.edit', $slide)
                    ->with('success', trans(
                        ':model a été mis à jour',
                        ['model' => Str::singular(trans('models.classes.slides'))]
                    ));
            } //end if
            return back();
        });
    }

    /**
     * Remove the specified resource from storage.
     *
     * @param  \App\Models\Slide $slide
     * @return \Illuminate\Http\Response
     */
    public function destroy(Slide $slide)
    {
        if ($slide->deleteOrFail()) {
            return redirect()
                ->route('bo.slides.index')
                ->with('warning', trans(
                    ':model a bien été supprimé',
                    ['model' => Str::singular(trans('models.classes.slides'))]
                ));
        }
        return back();
    }

    /**
     * Change slide order
     *
     * @param \App\Models\Slide $slide
     * @param string            $action
     * @return \Illuminate\Http\RedirectResponse
     */
    public function changeOrder(Slide $slide, string $action)
    {
        if ($action === 'up') {
            $tmp = Slide::where([
                ['order', '<', $slide->order],
            ])->orderBy('order', 'DESC')->first();
        } else {
            $tmp = Slide::where([
                ['order', '>', $slide->order],
            ])->orderBy('order', 'ASC')->first();
        }
        $newOrder     = $tmp->order;
        $tmp->order   = $slide->order;
        $slide->order = $newOrder;
        DB::transaction(function () use ($tmp, $slide) {
            $tmp->saveOrFail();
            $slide->saveOrFail();
        });

        return redirect()->back();
    }

    /**
     * Get Last order
     *
     * @return integer
     */
    private function getLastOrder(): int
    {
        $order = Slide::select('order')
        ->orderBy('order', 'DESC')->first();
        if ($order === null) {
            return 1;
        }
        return $order->order + 1;
    }
}