<?php

namespace App\Http\Controllers\Repuve;

use App\Http\Controllers\Controller;
use Illuminate\Http\Request;
use Notsoweb\ApiResponse\Enums\ApiResponse;
use App\Http\Requests\Repuve\VehicleStoreRequest;
use App\Models\CatalogNameImg;
use App\Models\Vehicle;
use App\Models\Record;
use App\Models\Owner;
use App\Models\File;
use App\Models\Tag;
use App\Models\Error;
use App\Models\VehicleTagLog;
use Illuminate\Support\Facades\DB;
use Illuminate\Support\Facades\Auth;
use App\Services\RepuveService;
use App\Services\PadronEstatalService;
use App\Jobs\ProcessRepuveResponse;

class InscriptionController extends Controller
{
    private RepuveService $repuveService;
    private PadronEstatalService $padronEstatalService;

    public function __construct(
        RepuveService $repuveService,
        PadronEstatalService $padronEstatalService
    ) {
        $this->repuveService = $repuveService;
        $this->padronEstatalService = $padronEstatalService;
    }

    /*
     * Inscripción de vehículo al REPUVE
    */
    public function vehicleInscription(VehicleStoreRequest $request)
    {
        try {
            $folio = $request->input('folio');
            $tagNumber = $request->input('tag_number');
            $placa = $request->input('placa');
            $telefono = $request->input('telefono');

            // Buscar Tag y validar que NO tenga vehículo asignado
            $tag = Tag::where('folio', $folio)->first();

            if (!$tag) {
                return ApiResponse::NOT_FOUND->response([
                    'message' => 'No se encontró el tag con el folio y tag_number proporcionados.',
                    'folio' => $folio,
                    'tag_number' => $tagNumber,
                ]);
            }

            if (!$tag->isAvailable()) {
                return ApiResponse::BAD_REQUEST->response([
                    'message' => 'El tag ya está asignado a un vehículo. Use actualizar en su lugar.',
                    'current_status' => $tag->status->name,
                ]);
            }

            // Iniciar transacción
            DB::beginTransaction();

            if (!$tag->tag_number) {
                $existingTag = Tag::where('tag_number', $tagNumber)->first();
                if ($existingTag && $existingTag->id !== $tag->id) {
                    DB::rollBack();
                    return ApiResponse::BAD_REQUEST->response([
                        'message' => 'El tag_number ya está asignado a otro folio.',
                        'tag_number' => $tagNumber,
                        'folio_existente' => $existingTag->folio,
                    ]);
                }
                // Guardar tag_number
                $tag->tag_number = $tagNumber;
                $tag->save();
            } elseif ($tag->tag_number !== $tagNumber) {
                // Si el tag ya tiene un tag_number diferente, validar
                DB::rollBack();
                return ApiResponse::BAD_REQUEST->response([
                    'message' => 'El folio ya tiene un tag_number diferente asignado.',
                    'folio' => $folio,
                    'tag_number_actual' => $tag->tag_number,
                    'tag_number_enviado' => $tagNumber,
                ]);
            }

            $datosCompletosRaw = $this->padronEstatalService->getVehiculoByPlaca($placa);

            // Obtener datos de API Estatal por placa
            $vehicleData = $this->padronEstatalService->extraerDatosVehiculo($datosCompletosRaw);
            $ownerData = $this->padronEstatalService->extraerDatosPropietario($datosCompletosRaw);

            // Obtener NIV de los datos del vehículo para verificar robo
            $niv = $vehicleData['niv'];

            // Verificar robo (API Repuve Nacional)
            $isStolen = $this->checkIfStolen($niv);

            if ($isStolen) {
                DB::rollBack();
                return ApiResponse::FORBIDDEN->response([
                    'folio' => $folio,
                    'tag_number' => $tagNumber,
                    'stolen' => true,
                    'message' => 'El vehículo reporta robo. No se puede continuar con la inscripción.',
                ]);
            }

            // Crear propietario
            $owner = Owner::updateOrCreate(
                ['rfc' => $ownerData['rfc']],
                [
                    'name' => $ownerData['name'],
                    'paternal' => $ownerData['paternal'],
                    'maternal' => $ownerData['maternal'],
                    'curp' => $ownerData['curp'],
                    'address' => $ownerData['address'],
                    'tipopers' => $ownerData['tipopers'],
                    'pasaporte' => $ownerData['pasaporte'],
                    'licencia' => $ownerData['licencia'],
                    'ent_fed' => $ownerData['ent_fed'],
                    'munic' => $ownerData['munic'],
                    'callep' => $ownerData['callep'],
                    'num_ext' => $ownerData['num_ext'],
                    'num_int' => $ownerData['num_int'],
                    'colonia' => $ownerData['colonia'],
                    'cp' => $ownerData['cp'],
                    'telefono' => $telefono
                ]
            );

            // Crear vehículo
            $vehicle = Vehicle::create([
                'placa' => $vehicleData['placa'],
                'niv' => $vehicleData['niv'],
                'marca' => $vehicleData['marca'],
                'linea' => $vehicleData['linea'],
                'sublinea' => $vehicleData['sublinea'],
                'modelo' => $vehicleData['modelo'],
                'color' => $vehicleData['color'],
                'numero_motor' => $vehicleData['numero_motor'],
                'clase_veh' => $vehicleData['clase_veh'],
                'tipo_servicio' => $vehicleData['tipo_servicio'],
                'rfv' => $vehicleData['rfv'],
                'ofcexpedicion' => $vehicleData['ofcexpedicion'],
                'fechaexpedicion' => $vehicleData['fechaexpedicion'],
                'tipo_veh' => $vehicleData['tipo_veh'],
                'numptas' => $vehicleData['numptas'],
                'observac' => $vehicleData['observac'],
                'cve_vehi' => $vehicleData['cve_vehi'],
                'nrpv' => $vehicleData['nrpv'],
                'tipo_mov' => $vehicleData['tipo_mov'],
                'owner_id' => $owner->id,
            ]);

            // Asignar Tag al vehículo
            $tag->markAsAssigned($vehicle->id, $folio);

            VehicleTagLog::create([
                'vehicle_id' => $vehicle->id,
                'tag_id' => $tag->id,
                'action_type' => 'inscripcion',
                'performed_by' => Auth::id(),
            ]);

            // Crear registro
            $record = Record::create([
                'folio' => $folio,
                'vehicle_id' => $vehicle->id,
                'user_id' => Auth::id(),
                'module_id' => Auth::user()->module_id,
            ]);

            // Procesar archivos
            $uploadedFiles = [];
            if ($request->hasFile('files')) {
                $files = $request->file('files');
                $nameIds = $request->input('name_id', []);

                if (!empty($nameIds)) {
                    $validIds = CatalogNameImg::whereIn('id', $nameIds)->pluck('id')->toArray();
                    if (count($validIds) !== count($nameIds)) {
                        DB::rollBack();
                        return ApiResponse::INTERNAL_ERROR->response([
                            'message' => 'Algunos IDs del catálogo de nombres no son válidos',
                            'provided_id' => $nameIds,
                            'valid_id' => $validIds,
                        ]);
                    }
                }

                foreach ($files as $index => $file) {
                    // Obtener el name_id del request o usar null como fallback
                    $nameId = $nameIds[$index] ?? null;

                    if ($nameId === null) {
                        DB::rollBack();
                        return ApiResponse::INTERNAL_ERROR->response([
                            'message' => "Falta el name_id para el archivo en el índice {$index}",
                            'file_index' => $index,
                        ]);
                    }

                    // Obtener el nombre del catálogo para el nombre del archivo
                    $catalogName = CatalogNameImg::find($nameId);
                    $extension = $file->getClientOriginalExtension();
                    $fileName = $catalogName->name . '_' . date('dmY_His') . '.' . $extension;
                    $path = $file->storeAs("records/{$record->folio}", $fileName, 'public');
                    $md5 = md5_file($file->getRealPath());

                    $fileRecord = File::create([
                        'name_id' => $nameId,
                        'path' => $path,
                        'md5' => $md5,
                        'record_id' => $record->id,
                    ]);

                    $uploadedFiles[] = [
                        'id' => $fileRecord->id,
                        'name' => $catalogName->name,
                        'path' => $fileRecord->path,
                        'url' => $fileRecord->url,
                    ];
                }
            }

            ProcessRepuveResponse::dispatch($record->id, $datosCompletosRaw);

            DB::commit();

            $record->load(['vehicle.owner', 'vehicle.tag', 'files', 'user']);

            return ApiResponse::CREATED->response([
                'success' => true,
                'message' => 'Vehículo y propietario guardados exitosamente.',
                'record' => [
                    'id' => $record->id,
                    'folio' => $record->folio,
                    'vehicle_id' => $vehicle->id,
                    'user_id' => $record->user_id,
                    'created_at' => $record->created_at->toDateTimeString(),
                ],
                'vehicle' => [
                    'id' => $record->vehicle->id,
                    'placa' => $record->vehicle->placa,
                    'niv' => $record->vehicle->niv,
                    'marca' => $record->vehicle->marca,
                    'linea' => $record->vehicle->linea,
                    'modelo' => $record->vehicle->modelo,
                    'color' => $record->vehicle->color,
                ],
                'owner' => [
                    'id' => $record->vehicle->owner->id,
                    'full_name' => $record->vehicle->owner->full_name,
                    'rfc' => $record->vehicle->owner->rfc,
                ],
                'tag' => [
                    'id' => $record->vehicle->tag->id,
                    'folio' => $record->vehicle->tag->folio,
                    'tag_number' => $record->vehicle->tag->tag_number,
                    'status' => $record->vehicle->tag->status->name,
                ],
                'files' => $uploadedFiles,
                'total_files' => count($uploadedFiles),
            ]);
        } catch (\Exception $e) {
            DB::rollBack();

            return ApiResponse::BAD_REQUEST->response([
                'message' => 'Error al procesar la inscripción del vehículo',
                'error' => $e->getMessage(),
            ]);
        }
    }

    private function checkIfStolen(string $niv)
    {
        return $this->repuveService->verificarRobo($niv);
    }

    public function searchRecord(Request $request)
    {
        $request->validate([
            'folio' => 'nullable|string',
            'placa' => 'nullable|string',
            'vin' => 'nullable|string',
            'module_id' => 'nullable|integer|exists:modules,id',
            'action_type' => 'nullable|string|in:inscripcion,actualizacion,sustitucion,cancelacion',
            'status' => 'nullable|string',
        ], [
            'folio.required_without_all' => 'Se requiere al menos un criterio de búsqueda.',
            'placa.required_without_all' => 'Se requiere al menos un criterio de búsqueda.',
            'vin.required_without_all' => 'Se requiere al menos un criterio de búsqueda.',
        ]);

        $records = Record::with([
            // Vehículo y propietario
            'vehicle',
            'vehicle.owner',

            // Tag con Package
            'vehicle.tag:id,vehicle_id,folio,tag_number,status_id,package_id',
            'vehicle.tag.status:id,code,name',
            'vehicle.tag.package:id,lot,box_number',

            // Archivos
            'files:id,record_id,name_id,path,md5',
            'files.catalogName:id,name',

            // Operador y módulo
            'user:id,name,email,module_id',
            'module:id,name',

            // Error si existe
            'error:id,code,description',

            // Log de acciones
            'vehicle.vehicleTagLogs' => function ($q) {
                $q->orderBy('created_at', 'DESC');
            },
        ])->orderBy('id', 'ASC');

        if ($request->filled('folio')) {
            $records->whereHas('vehicle.tag', function ($q) use ($request) {
                $q->where('folio', 'LIKE', '%' . $request->input('folio') . '%');
            });
        }
        if ($request->filled('placa')) {
            $records->whereHas('vehicle', function ($q) use ($request) {
                $q->where('placa', 'LIKE', '%' . $request->input('placa') . '%');
            });
        }
        if ($request->filled('vin')) {
            $records->whereHas('vehicle', function ($q) use ($request) {
                $q->where('niv', 'LIKE', '%' . $request->input('vin') . '%');
            });
        }
        // Filtro por módulo
        if ($request->filled('module_id')) {
            $records->where('module_id', $request->input('module_id'));
        }

        // Filtro por tipo de acción
        if ($request->filled('action_type')) {
            $records->whereHas('vehicle.vehicleTagLogs', function ($q) use ($request) {
                $q->where('action_type', $request->input('action_type'))
                    ->whereRaw('id = (
                  SELECT MAX(id)
                  FROM vehicle_tags_logs
                  WHERE vehicle_id = vehicle.id
              )');
            });
        }

        // Filtro por status del tag
        if ($request->filled('status')) {
            $records->whereHas('vehicle.tag.status', function ($q) use ($request) {
                $q->where('code', $request->input('status'));
            });
        }

        // Paginación
        $paginatedRecords = $records->paginate(config('app.pagination'));

        // Transformación de datos
        $paginatedRecords->getCollection()->transform(function ($record) {
            $latestLog = $record->vehicle->vehicleTagLogs->first();

            return [
                'id' => $record->id,
                'folio' => $record->folio,
                'created_at' => $record->created_at,

                // MÓDULO
                'module' => $record->module ? [
                    'id' => $record->module->id,
                    'name' => $record->module->name,
                ] : null,

                // OPERADOR
                'operator' => $record->user ? [
                    'id' => $record->user->id,
                    'name' => $record->user->name,
                    'email' => $record->user->email,
                ] : null,

                // TIPO DE TRÁMITE
                'action_type' => $latestLog?->action_type ?? 'inscripcion',
                'action_date' => $latestLog?->created_at ?? $record->created_at,

                // Vehículo
                'vehicle' => $record->vehicle,

                // Propietario
                'owner' => $record->vehicle->owner,

                // Tag y Paquete
                'tag' => $record->vehicle->tag ? [
                    'id' => $record->vehicle->tag->id,
                    'folio' => $record->vehicle->tag->folio,
                    'tag_number' => $record->vehicle->tag->tag_number,
                    'status' => $record->vehicle->tag->status?->name,

                    // Paquete
                    'package' => $record->vehicle->tag->package ? [
                        'id' => $record->vehicle->tag->package->id,
                        'lot' => $record->vehicle->tag->package->lot,
                        'box_number' => $record->vehicle->tag->package->box_number,
                    ] : null,
                ] : null,

                // Archivos
                'files' => $record->files->map(function ($file) {
                    return [
                        'id' => $file->id,
                        'name' => $file->catalogName?->name,
                        'path' => $file->path,
                        'url' => $file->url,
                    ];
                }),

                // Error
                'error' => $record->error ? [
                    'id' => $record->error->id,
                    'code' => $record->error->code,
                    'description' => $record->error->description,
                ] : null,
            ];
        });

        return ApiResponse::OK->response([
            'records' => $paginatedRecords
        ]);
    }

    public function stolen(Request $request)
    {
        $request->validate([
            'vin' => 'nullable|string|min:17|max:17',
            'placa' => 'nullable|string',
        ], [
            'vin.required_without' => 'Debe proporcionar al menos VIN o PLACA.',
            'placa.required_without' => 'Debe proporcionar al menos VIN o PLACA.',
        ]);

        // Validar que al menos uno esté presente
        if (!$request->filled('vin') && !$request->filled('placa')) {
            return ApiResponse::BAD_REQUEST->response([
                'message' => 'Debe proporcionar al menos VIN o PLACA.',
            ]);
        }

        try {
            $vin = $request->input('vin');
            $placa = $request->input('placa');

            // Verificar robo usando el servicio
            $resultado = $this->repuveService->verificarRobo($vin, $placa);
            $isStolen = $resultado['is_robado'] ?? false;

            $vehicle = Vehicle::where(function ($query) use ($vin, $placa) {
                if ($vin) {
                    $query->orWhere('niv', $vin);
                }
                if ($placa) {
                    $query->orWhere('placa', $placa);
                }
            })->first();

            $actualizar = false;
            if ($vehicle) {
                $vehicle->reporte_robo = $isStolen;
                $vehicle->save();
                $actualizar = true;
            }

            return ApiResponse::OK->response([
                'vin' => $vin ?: null,
                'placa' => $placa ?: null,
                'robado' => $isStolen,
                'estatus' => $isStolen ? 'REPORTADO COMO ROBADO' : 'SIN REPORTE DE ROBO',
                'message' => $isStolen
                    ? 'El vehículo tiene reporte de robo en REPUVE.'
                    : 'El vehículo no tiene reporte de robo.',
                'fecha' => now()->toDateTimeString(),
                'detalle_robo' => $resultado,
                'existe_registro_BD' => $vehicle ? true : false,
                'actualizado_reporte_robo' => $actualizar,
            ]);
        } catch (\Exception $e) {
            return ApiResponse::INTERNAL_ERROR->response([
                'message' => 'Error al consultar el estado de robo del vehículo.',
                'error' => $e->getMessage(),
            ]);
        }
    }
}