<?php

namespace App\Http\Controllers\APIS\CustomerApi;

use App\Http\Controllers\Controller;
use App\Models\Asset;
use App\Models\Device;
use App\Models\TimeseriesKeyMaster;
use App\Services\CustomerInfoService;
use Illuminate\Container\Attributes\DB;
use Illuminate\Http\Request;
use Illuminate\Support\Facades\DB as FacadesDB;
use Illuminate\Support\Facades\Http;
use Illuminate\Support\Facades\Validator;


class TelemetryController extends Controller
{
    protected $customerInfoService;

    public function __construct(CustomerInfoService $customerInfoService)
    {
        $this->customerInfoService = $customerInfoService;
    }


    public function telemetryDataAsset(Request $request)
    {
        $validator = Validator::make($request->all(), [

            'asset_id' => 'required|string',
        ]);
        if ($validator->fails()) {
            return jsonResponseWithErrorMessage($validator->errors()->first(), 400);
        }

        $assetId = $request->input('asset_id');
        $devices = Device::with('deviceProfile')
            ->where('asset_id', $assetId)
            ->get();

        if ($devices->isEmpty()) {
            return response()->json(['error' => 'No devices found for the asset'], 404);
        }

        $startTs = now()->subHours(1)->timestamp * 1000;
        $endTs = now()->timestamp * 1000;

        $response = [];

        foreach ($devices as $device) {
            $telemetry = [];

            // ✅ Fetch key names along with additional columns from timeseries_key_master
            $keysData = TimeseriesKeyMaster::where('device_profile_xid', $device->device_profile_id)
                ->where(function ($query) {
                    $query->where('display_on_dashboard', true)
                        ->orWhere('display_on_popup', true);
                })
                ->get(['key_name', 'display_name', 'display_on_dashboard', 'display_on_popup']);

            $keyNames = $keysData->pluck('key_name')->toArray();

            $telemetryResponse = $this->customerInfoService->getTelemetryData($device, $keyNames, $startTs, $endTs);

            foreach ($keysData as $keyData) {
                $keyName = $keyData->key_name;

                if (isset($telemetryResponse[$keyName])) {
                    foreach ($telemetryResponse[$keyName] as $item) {
                        $telemetry[] = [
                            'key_name'            => $keyName,
                            'display_name'        => $keyData->display_name,
                            'display_on_dashboard' => $keyData->display_on_dashboard,
                            'display_on_popup'    => $keyData->display_on_popup,
                            'timestamp'           => $item['ts'] ?? null,
                            'value'               => $item['value'] ?? null
                        ];
                    }
                }
            }

            if (!empty($telemetry)) {
                $response[] = [
                    'device_id'           => (string) $device->id,
                    'device_profile_name' => (string) $device->deviceProfile->name,
                    'asset_id'            => (string) $device->asset_id,
                    'device_profile_id'   => (string) $device->device_profile_id,
                    'telemetry'           => $telemetry,
                ];
            }
        }

        return response()->json(['telemetry' => $response]);
    }
}