<?php

namespace App\Http\Controllers;

use App\Models\SensorData;
use Illuminate\Http\Request;
use Carbon\Carbon;

class ChartController extends Controller
{
    public function getDistanceData(Request $request)
    {
        $filter = $request->get('filter');
        $query = SensorData::query();
        $timestamps = [];
        $dataAtas = [];
        $dataBawah = [];

        switch ($filter) {
            case 'second':
                // Data per detik dalam 1 jam terakhir
                $now = Carbon::now();
                $oneHourAgo = Carbon::now()->subHour();

                // Mengambil data untuk kedua perangkat
                $sensorData = $query->whereBetween('created_at', [$oneHourAgo, $now])
                                    ->orderBy('created_at', 'asc')
                                    ->get();

                foreach ($sensorData as $data) {
                    // Menyimpan timestamp dalam format H:i:s
                    $timestamps[] = $data->created_at->format('H:i:s');
                    if ($data->device_name === 'klampisan_atas') {
                        $dataAtas[] = round($data->distance, 2); // Pembulatan data
                    } elseif ($data->device_name === 'klampisan_bawah') {
                        $dataBawah[] = round($data->distance, 2); // Pembulatan data
                    }
                }
                break;

            case 'hour':
                // Data per jam dalam 24 jam terakhir
                $today = Carbon::today();
                $sensorData = $query->where('created_at', '>=', $today)
                                    ->selectRaw('HOUR(created_at) as hour, AVG(distance) as avg_distance, device_name')
                                    ->groupByRaw('HOUR(created_at), device_name') // Grup berdasarkan jam dan device_name
                                    ->orderBy('hour', 'asc')
                                    ->get();

                foreach ($sensorData as $data) {
                    $timestamps[] = $data->hour . ":00"; // Format jam
                    if ($data->device_name === 'klampisan_atas') {
                        $dataAtas[$data->hour] = round($data->avg_distance, 2); // Rata-rata jarak
                    } elseif ($data->device_name === 'klampisan_bawah') {
                        $dataBawah[$data->hour] = round($data->avg_distance, 2); // Rata-rata jarak
                    }
                }
                
                // Memastikan semua jam dari 0 hingga 23 ada di timestamp
                for ($i = 0; $i < 24; $i++) {
                    $timestamps[$i] = str_pad($i, 2, '0', STR_PAD_LEFT) . ":00"; // Menambahkan jam
                    $dataAtas[$i] = $dataAtas[$i] ?? 0; // Default 0 jika tidak ada data
                    $dataBawah[$i] = $dataBawah[$i] ?? 0; // Default 0 jika tidak ada data
                }

                break;

            case 'today':
            default:
                // Data sepanjang hari ini per menit
                $today = Carbon::today();
                $sensorData = $query->whereDate('created_at', $today)
                                    ->orderBy('created_at', 'asc')
                                    ->get();

                foreach ($sensorData as $data) {
                    // Menyimpan timestamp dalam format H:i
                    $timestamps[] = $data->created_at->format('H:i');
                    if ($data->device_name === 'klampisan_atas') {
                        $dataAtas[] = round($data->distance, 2); // Pembulatan data
                    } elseif ($data->device_name === 'klampisan_bawah') {
                        $dataBawah[] = round($data->distance, 2); // Pembulatan data
                    }
                }
                break;
        }

        return response()->json([
            'timestamps' => $timestamps,
            'atas' => $dataAtas,
            'bawah' => $dataBawah,
        ]);
    }
}