<?php

namespace App\Http\Controllers\Parametrizacao\KitExame;

use App\Http\Controllers\Controller;
use App\Http\Requests\Parametrizacao\KitExame\ItemRequest;
use App\Models\Parametrizacao\KitExame\Item;
use App\Models\Parametrizacao\KitExame\KitExame;
use App\Models\Parametrizacao\KitExame\Tipo;
use Illuminate\Http\Response;
use Illuminate\Support\Facades\DB;

class KitExameController extends Controller
{
    protected $modulo = 'parametrizacao';
    protected $funcionalidade = 'kit-exame';

    public function datatable()
    {
        $kits = DB::table('parametrizacao_kit_exame')
            ->join(
                'parametrizacao_kit_exame_tipo',
                'parametrizacao_kit_exame_tipo.id',
                'parametrizacao_kit_exame.tipo_id'
            )
            ->select(
                'parametrizacao_kit_exame.id',
                'parametrizacao_kit_exame.nome',
                'parametrizacao_kit_exame_tipo.nome as tipo'
            )
            ->whereNull('parametrizacao_kit_exame.deleted_at');

        return datatables()->of($kits)->skipTotalRecords()->toJson();
    }

    public function index()
    {
        $this->auth(__FUNCTION__);

        $kits = $this->get(KitExame::class)->orderBy('nome')->get();

        return response()->json($kits, Response::HTTP_OK);
    }

    public function create()
    {
        $this->auth(__FUNCTION__);

        $kit = new KitExame;
        $kit->fill(array_fill_keys($kit->getFillable(), null));

        return response()->json(
            [
                'form' => $this->getFormData(),
                'model' => $kit->makeHidden('id')->load('itens')
            ],
            Response::HTTP_OK
        );
    }

    public function store(ItemRequest $request)
    {
        $this->auth(__FUNCTION__);

        $kit = new KitExame;
        $params = $request->all();

        DB::transaction(function () use ($kit, $params) {

            $kit->fill($params)->save();
            $kit->itens()->createMany($params['itens']);
        });

        return response()->json($kit->fresh(), Response::HTTP_CREATED);
    }

    public function show($id)
    {
        $this->auth(__FUNCTION__);

        return response()->json($this->get(KitExame::class, $id), Response::HTTP_OK);
    }

    public function edit($id)
    {
        $this->auth(__FUNCTION__);

        $kit = KitExame::findOrFail($id);

        $kit->itens->each(function ($item) {

            $item->exame->procedimento_nome = $item->exame->procedimento->nome ?? null;

            $item->exame->unsetRelation('tipo')->unsetRelation('procedimento');
            $item->unsetRelation('kit');
        });

        return response()->json(
            [
                'form' => $this->getFormData(),
                'model' => $kit->makeHidden('id')->unsetRelation('tipo'),
            ],
            Response::HTTP_OK
        );
    }

    private function getFormData()
    {
        return [
            'tipos' => Tipo::orderBy('nome')->get()
        ];
    }

    public function update(ItemRequest $request, $id)
    {
        $this->auth(__FUNCTION__);

        $kit = KitExame::findOrFail($id);
        $params = $request->only(['nome', 'itens']);

        DB::transaction(function () use ($kit, $params) {

            $kit->update($params);

            Item::destroy($kit->itens->pluck('id'));

            $kit->itens()->createMany($params['itens']);
        });

        return response()->json($kit->fresh(), Response::HTTP_CREATED);
    }

    public function destroy($id)
    {
        $this->auth(__FUNCTION__);

        KitExame::findOrFail($id)->delete();

        return response()->json(null, Response::HTTP_NO_CONTENT);
    }
}