<?php

namespace App\Controller;

use Symfony\Bundle\FrameworkBundle\Controller\AbstractController;
use Symfony\Component\Routing\Annotation\Route;
use Symfony\Component\HttpFoundation\JsonResponse;
use Symfony\Component\HttpFoundation\Request;

class MonitoringApiController extends AbstractController
{
    /**
     * @Route("/api/temperature", name="api_temperature")
     */
    public function temperature(Request $request)
    {
        if ($request->isMethod('POST')) {
        } else {
            $labels = [];
            $datasets = [];

            $dateFrom = time() - 3600 * 24;
            $dateTo = time();

            $line = [
                'label' => 'En degré celsius',
                'data' => [],
                'borderColor' => 'rgb(255, 205, 86)',
                'backgroundColor' => 'rgb(255, 205, 86)',
                'fill' => false,
            ];

            $line2 = [
                'label' => 'Valeur idéale',
                'data' => [],
                'borderColor' => 'rgb(200, 200, 200)',
                'backgroundColor' => 'rgb(200, 200, 200)',
                'fill' => false,
            ];

            for ($u = $dateFrom; $u <= $dateTo; $u+= 600) {
                $labels[] = date('H:i', $u);
                $line['data'][] = mt_rand(22, 24);
                $line2['data'][] = 23;
            }

            $datasets[] = $line;
            $datasets[] = $line2;

            return $this->createGraphResponse($labels, $datasets);
        }
    }

    /**
     * @Route("/api/hydrometal", name="api_hydrometal")
     */
    public function hydrometal(Request $request)
    {
        if ($request->isMethod('POST')) {
        } else {
            $labels = [];
            $datasets = [];

            $dateFrom = time() - 3600 * 24;
            $dateTo = time();

            $line = [
                'label' => 'Niveau d\'humidité en %',
                'data' => [],
                'borderColor' => 'rgb(54, 162, 235)',
                'backgroundColor' => 'rgb(54, 162, 235)',
                'fill' => false,
            ];

            $line2 = [
                'label' => 'Valeur idéale',
                'data' => [],
                'borderColor' => 'rgb(200, 200, 200)',
                'backgroundColor' => 'rgb(200, 200, 200)',
                'fill' => false,
            ];

            for ($u = $dateFrom; $u <= $dateTo; $u+= 600) {
                $labels[] = date('H:i', $u);
                $line['data'][] = mt_rand(50, 55);
                $line2['data'][] = 53;
            }

            $datasets[] = $line;
            $datasets[] = $line2;

            return $this->createGraphResponse($labels, $datasets);
        }
    }

    protected function createGraphResponse(array $labels, array $datasets): JsonResponse
    {
        $config = [
            'data' => [
                'labels' => $labels,
                'datasets' => $datasets,
            ],
            'options' => [
                'responsive' => false,
                'ratio' => 10,
                'maintainAspectRatio' => false,
                'legend' => [
                    'align' => 'end',
                ],
                'scales' => [
                    'yAxes' => [[
                        'ticks' => [
                            'beginAtZero' => true,
                        ],
                    ]],
                ],
            ],
        ];

        return $this->json($config);
    }
}