<?php

namespace App\Http\Controllers\Bo;

use App\Enums\DiscountType;
use App\Http\Controllers\Controller;
use App\Http\Requests\Bo\Discounts\StoreDiscountRequest;
use App\Http\Requests\Bo\Discounts\UpdateDiscountRequest;
use App\Models\Discount;
use App\Models\Product;
use App\Traits\Controllers\UpdateModelStatus;
use Illuminate\Database\Eloquent\Builder;
use Illuminate\Http\Request;
use Illuminate\Support\Facades\DB;
use Illuminate\Support\Str;

class DiscountController extends Controller
{
    use UpdateModelStatus;

    /**
     * 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 $discounts */
        $discounts = Discount::query();

        if ($request->search) {
            $this->searchQuery(
                $discounts,
                $request->search,
                // * Search in ranges
                function (Builder $q) use ($request) {
                    $types = \collect(DiscountType::toArray())->filter(function (DiscountType $type) use ($request) {
                        $test = Str::contains(
                            Str::lower($type->label),
                            \explode(' ', Str::lower(\trim($request->search)))
                        );
                        return Str::contains(
                            Str::lower($type->label),
                            \explode(' ', Str::lower(\trim($request->search)))
                        );
                    });
                    $q->orWhereIn('type', $types);
                },
                'discount_value'
            );
        } //end if

        $this->sortQuery($discounts);
        $searchFields = trans('Type');

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

        return view('back.discounts.index', compact('discounts', 'searchFields'));
    }

    /**
     * Show the form for creating a new resource.
     *
     * @return \Illuminate\Http\Response
     */
    public function create()
    {
        $existingProds = Product::all();

        return view('back.discounts.create', \compact(
            'existingProds'
        ));
    }

    /**
     * Store a newly created resource in storage.
     *
     * @param  \App\Http\Requests\Bo\Discounts\StoreDiscountRequest $request
     * @return \Illuminate\Http\Response
     */
    public function store(StoreDiscountRequest $request)
    {
        return DB::transaction(function () use ($request) {
            $discount = new Discount();

            $discount->fill($request->validated());

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

    /**
     * Show the form for editing the specified resource.
     *
     * @param  \App\Models\Discount $discount
     * @return \Illuminate\Http\Response
     */
    public function edit(Discount $discount)
    {
        /** @var \Illuminate\Database\Eloquent\Collection<mixed,\App\Models\Product> */
        $selectedProds = $discount->products;
        /** @var \Illuminate\Database\Eloquent\Collection<mixed,\App\Models\Product> */
        $existingProds = Product::query()->whereNotIn('id', $selectedProds->pluck('id'))->get();

        return view('back.discounts.edit', [
            'discountModel' => $discount,
            'existingProds' => $existingProds,
            'selectedProds' => $selectedProds
        ]);
    }

    /**
     * Update the specified resource in storage.
     *
     * @param  \App\Http\Requests\Bo\Discounts\UpdateDiscountRequest $request
     * @param  \App\Models\Discount                                  $discount
     * @return \Illuminate\Http\Response
     */
    public function update(UpdateDiscountRequest $request, Discount $discount)
    {
        return DB::transaction(function () use ($request, $discount) {
            // * Minicrud fill
            $discount->fill($request->validated());

            $discount->products()->sync($request->prods);

            if ($discount->saveOrFail()) {
                return redirect()
                    ->route('bo.discounts.edit', $discount)
                    ->with('success', trans(
                        ':model a été mis à jour',
                        ['model' => Str::singular(trans('models.classes.discounts'))]
                    ));
            } //end if
            return back();
        });
    }

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