<?php

namespace TorstenHettstedt\TimekeepingApi\Controller;

use DateInterval;
use DateTime;
use Exception;
use Fig\Http\Message\StatusCodeInterface;
use Slim\Exception\HttpBadRequestException;
use Slim\Exception\HttpInternalServerErrorException;
use Slim\Exception\HttpNotFoundException;
use Slim\Psr7\Request;
use Slim\Psr7\Response;
use TorstenHettstedt\TimekeepingApi\Models\WorkingHours;
use TorstenHettstedt\TimekeepingApi\Repositories\RepositoryBadWhereDataException;
use TorstenHettstedt\TimekeepingApi\Repositories\RepositoryRecordAlreadyExistException;
use TorstenHettstedt\TimekeepingApi\Repositories\RepositoryRecordNotFoundException;
use TorstenHettstedt\TimekeepingApi\Repositories\WorkingHoursRepository;

class WorkingHoursController extends AbstractController
{

    /**
     * @param Request  $request
     * @param Response $response
     * @param mixed[]  $args
     *
     * @return Response
     *
     * @throws HttpBadRequestException
     * @throws HttpNotFoundException
     */
    public function update(Request $request, Response $response, array $args): Response
    {
        $body = $request->getParsedBody();
        $repository = new WorkingHoursRepository($this->databases);
        $model = $this->buildModel($request, $args['id'], $body['workingTime']);
        try {
            $repository->update($model);
        } catch (RepositoryRecordNotFoundException $exception) {
            throw new HttpNotFoundException($request, 'Der Eintrag ist nicht vorhanden.', $exception);
        }
        return $this->printResponse($response, $model, StatusCodeInterface::STATUS_OK);
    }

    /**
     * @param Request  $request
     * @param Response $response
     * @param mixed[]  $args
     *
     * @return Response
     *
     * @throws HttpInternalServerErrorException
     * @throws HttpBadRequestException
     * @noinspection PhpUnusedParameterInspection
     */
    public function browse(Request $request, Response $response, array $args): Response
    {
        $repository = new WorkingHoursRepository($this->databases);
        $queryParams = $request->getQueryParams();
        try {
            return $this->printResponse($response, $repository->findFiltered(
                $queryParams['start-date'] ?? null,
                $queryParams['end-date'] ?? null
            ), StatusCodeInterface::STATUS_OK);
        } catch (RepositoryBadWhereDataException $exception) {
            throw new HttpBadRequestException($request, 'Ein Wert für das Datum im Query ist ungültig', $exception);
        } catch (Exception $exception) {
            throw new HttpInternalServerErrorException($request, 'Der Wert für das Datum oder die Zeit ist falsch in der Datenbank', $exception);
        }
    }

    /**
     * @param Request  $request
     * @param Response $response
     * @param mixed[]  $args
     *
     * @return Response
     *
     * @throws HttpNotFoundException
     * @throws HttpInternalServerErrorException
     */
    public function read(Request $request, Response $response, array $args): Response
    {
        $repository = new WorkingHoursRepository($this->databases);
        try {
            return $this->printResponse($response, $repository->findByKey($args['id']), StatusCodeInterface::STATUS_OK);
        } catch (RepositoryRecordNotFoundException $exception) {
            throw new HttpNotFoundException($request, 'Der Eintrag ist nicht vorhanden.', $exception);
        } catch (Exception $exception) {
            throw new HttpInternalServerErrorException($request, 'Der Wert für das Datum oder die Zeit ist falsch in der Datenbank', $exception);
        }
    }

    /**
     * @param Request  $request
     * @param Response $response
     * @param mixed[]  $args
     *
     * @return Response
     *
     * @throws HttpBadRequestException
     * @throws HttpConflictRequestException
     * @throws HttpInternalServerErrorException
     * @noinspection PhpUnusedParameterInspection
     */
    public function creat(Request $request, Response $response, array $args): Response
    {
        $body = $request->getParsedBody();
        $repository = new WorkingHoursRepository($this->databases);
        $model = $this->buildModel($request, $body['workingDay'], $body['workingTime']);
        try {
            $repository->insert($model);
        } catch (RepositoryRecordAlreadyExistException $exception) {
            throw new HttpConflictRequestException($request, 'Der Eintrag ist schon vorhanden.', $exception);
        } catch (Exception $exception) {
            throw new HttpInternalServerErrorException($request, 'Der Wert für das Datum oder die Zeit ist falsch in der Datenbank', $exception);
        }
        return $this->printResponse($response, $model, StatusCodeInterface::STATUS_CREATED);
    }

    /**
     * @param Request $request
     * @param string  $date
     * @param string  $time
     *
     * @return WorkingHours
     * @throws HttpBadRequestException
     */
    protected function buildModel(Request $request, string $date, string $time): WorkingHours
    {
        try {
            $workingDay = new DateTime($date);
        } catch (Exception $exception) {
            throw new HttpBadRequestException($request, 'Der Wert für das Datum ist falsch', $exception);
        }
        try {
            $workingTime = new DateInterval('P0000-00-00T' . $time);
        } catch (Exception $exception) {
            throw new HttpBadRequestException($request, 'Der Wert für die Zeit ist falsch', $exception);
        }
        return (new WorkingHours())->setWorkingDay($workingDay)->setWorkingTime($workingTime);
    }

}