<?php

namespace App\Http\Controllers\Reports;

use App\Http\Controllers\Controller;
use Illuminate\Http\Request;
use App\Models\Menu;
use App\Services\TechnicianReportService;
use App\Exports\TechnicianReportExport;
use Illuminate\Support\Facades\Gate;
use Illuminate\Support\Facades\Log;
use Maatwebsite\Excel\Facades\Excel;

class ReportTechniciansController extends Controller
{
    protected $technicianReportService;

    public function __construct(TechnicianReportService $technicianReportService)
    {
        $this->technicianReportService = $technicianReportService;
    }

    public function index(Request $request)
    {
        $menu = Menu::where('link','reports.technician.index')->first();
        abort_if(!Gate::allows('view', $menu), 403);

        return view('reports.technician');
    }

    /**
     * Get dealers for filter dropdown
     */
    public function getDealers()
    {
        try {
            $dealers = $this->technicianReportService->getDealers();
            // Default ke "Semua Dealer" (tidak ada dealer yang terselect)
            return response()->json([
                'status' => 'success',
                'data' => $dealers,
                'default_dealer' => null
            ]);
        } catch (\Exception $e) {
            Log::error('Error getting dealers: ' . $e->getMessage());
            return response()->json([
                'status' => 'error',
                'message' => 'Gagal mengambil data dealer'
            ], 500);
        }
    }

    /**
     * Get technician report data for DataTable
     */
    public function getData(Request $request)
    {
        try {
            $dealerId = $request->input('dealer_id');
            $startDate = $request->input('start_date');
            $endDate = $request->input('end_date');

            Log::info('Requesting technician report data:', [
                'dealer_id' => $dealerId,
                'start_date' => $startDate,
                'end_date' => $endDate
            ]);

            $reportData = $this->technicianReportService->getTechnicianReportData(
                $dealerId, 
                $startDate, 
                $endDate
            );

            Log::info('Technician report data response:', [
                'data_count' => count($reportData['data']),
                'mechanics_count' => $reportData['mechanics']->count(),
                'works_count' => $reportData['works']->count(),
                'mechanics' => $reportData['mechanics']->map(function($mechanic) {
                    return [
                        'id' => $mechanic->id,
                        'name' => $mechanic->name,
                        'role_id' => $mechanic->role_id
                    ];
                })
            ]);

            return response()->json([
                'status' => 'success',
                'data' => $reportData['data'],
                'mechanics' => $reportData['mechanics'],
                'works' => $reportData['works']
            ]);
        } catch (\Exception $e) {
            Log::error('Error getting technician report data: ' . $e->getMessage(), [
                'dealer_id' => $request->input('dealer_id'),
                'start_date' => $request->input('start_date'),
                'end_date' => $request->input('end_date'),
                'trace' => $e->getTraceAsString()
            ]);
            
            return response()->json([
                'status' => 'error',
                'message' => 'Gagal mengambil data laporan teknisi: ' . $e->getMessage()
            ], 500);
        }
    }

    /**
     * Get technician report data for Yajra DataTable
     */
    public function getDataTable(Request $request)
    {
        try {
            $dealerId = $request->input('dealer_id');
            $startDate = $request->input('start_date');
            $endDate = $request->input('end_date');

            Log::info('Requesting technician report data for DataTable:', [
                'dealer_id' => $dealerId,
                'start_date' => $startDate,
                'end_date' => $endDate
            ]);

            $reportData = $this->technicianReportService->getTechnicianReportDataForDataTable(
                $dealerId, 
                $startDate, 
                $endDate
            );

            return $reportData;
        } catch (\Exception $e) {
            Log::error('Error getting technician report data for DataTable: ' . $e->getMessage(), [
                'dealer_id' => $request->input('dealer_id'),
                'start_date' => $request->input('start_date'),
                'end_date' => $request->input('end_date'),
                'trace' => $e->getTraceAsString()
            ]);
            
            return response()->json([
                'error' => 'Gagal mengambil data laporan teknisi: ' . $e->getMessage()
            ], 500);
        }
    }

    /**
     * Export technician report to Excel
     */
    public function export(Request $request)
    {
        try {
            $dealerId = $request->input('dealer_id');
            $startDate = $request->input('start_date');
            $endDate = $request->input('end_date');

            Log::info('Exporting technician report', [
                'dealer_id' => $dealerId,
                'start_date' => $startDate,
                'end_date' => $endDate
            ]);

            return Excel::download(new TechnicianReportExport($dealerId, $startDate, $endDate), 'laporan_teknisi_' . date('Y-m-d') . '.xlsx');
            
        } catch (\Exception $e) {
            Log::error('Error exporting technician report: ' . $e->getMessage(), [
                'dealer_id' => $request->input('dealer_id'),
                'start_date' => $request->input('start_date'),
                'end_date' => $request->input('end_date')
            ]);
            
            return response()->json([
                'status' => 'error',
                'message' => 'Gagal export laporan: ' . $e->getMessage()
            ], 500);
        }
    }


}