<?php

namespace Modules\Internal\Http\Controllers\Api\Linksehat;

use App\Helpers\Helper;
use App\Models\OLDLMS\Rujukan;
use Illuminate\Database\Eloquent\Builder;
use Illuminate\Contracts\Support\Renderable;
use Illuminate\Http\Request;
use Illuminate\Routing\Controller;
use Modules\Internal\Transformers\ReportRujukanResource;

use Carbon\Carbon;

use Maatwebsite\Excel\Facades\Excel;
use Box\Spout\Reader\Common\Creator\ReaderEntityFactory;
use Box\Spout\Writer\Common\Creator\WriterEntityFactory;

class RujukanController extends Controller
{
    /**
     * Display a listing of the resource.
     * @return Renderable
     */
    public function index(Request $request)
    {
        // return $request->toArray();
        $rujukan = Rujukan::query()
            ->with(['livechat', 'livechat.user']);
      
        if ($request->has('search')) {
            $search = $request->search;
            $rujukan->where(function ($query) use ($search) {
                $query->where('nID', $search)
                    ->orWhereHas('user', function ($detail) use ($search) {
                        $detail->where('sFirstName', 'LIKE', '%' . $search . '%')
                                ->orWhere('sLastName', 'LIKE', '%' . $search . '%');
                    })
                    ->orWhereHas('healthCare', function ($detail) use ($search) {
                        $detail->where('sHealthCare', 'LIKE', '%' . $search . '%');
                    });
            });
        }
            
        if (($request->has('rujukan_start') || $request->has('rujukan_end'))
            && !empty($request->rujukan_start)
            && !empty($request->rujukan_end)
        ) {
           
           
            $rujukan = $rujukan->where(function($q) use ($request) {
                $q->where('dCreateOn', '>=', $request->rujukan_start)
                    ->where('dCreateOn', '<=', $request->rujukan_end);
            });
        }

        if ($request->has('healthcare_id') && !empty($request->healthcare_id)) {
            $rujukan->where('nIDHealthCare', $request->healthcare_id);
        }

        $rujukans = $rujukan->orderBy('dUpdateOn', 'DESC')
            ->paginate();

        return Helper::responseJson(Helper::paginateResources(ReportRujukanResource::collection($rujukans)));
    }

    /**
     * Show the form for creating a new resource.
     * @return Renderable
     */
    public function create()
    {
        return view('internal::create');
    }

    /**
     * Store a newly created resource in storage.
     * @param Request $request
     * @return Renderable
     */
    public function store(Request $request)
    {
        //
    }

    /**
     * Show the specified resource.
     * @param int $id
     * @return Renderable
     */
    public function show($id)
    {
        return view('internal::show');
    }

    /**
     * Show the form for editing the specified resource.
     * @param int $id
     * @return Renderable
     */
    public function edit($id)
    {
        return view('internal::edit');
    }

    /**
     * Update the specified resource in storage.
     * @param Request $request
     * @param int $id
     * @return Renderable
     */
    public function update(Request $request, $id)
    {
        //
    }

    /**
     * Remove the specified resource from storage.
     * @param int $id
     * @return Renderable
     */
    public function destroy($id)
    {
        //
    }

    // Function to determine if a string is serialized
    private function is_serialized($string) {
        return ($string == 'b:0;' || @unserialize($string) !== false);
    }

    // Function to determine if a string is JSON
    private function is_json($string) {
        json_decode($string);
        return (json_last_error() == JSON_ERROR_NONE);
    }

    // Function to safely process the plan
    private function processPlan($sPlan) {
        if ($this->is_serialized($sPlan)) {
            $unserializedPlan = @unserialize($sPlan);
            if ($unserializedPlan !== false || $sPlan === 'b:0;') {
                return $unserializedPlan;
            }
        } elseif ($this->is_json($sPlan)) {
            $jsonPlan = json_decode($sPlan, true);
            if (json_last_error() == JSON_ERROR_NONE) {
                return $jsonPlan;
            }
        }
        return $sPlan; // Treat as plain text if not serialized or JSON
    }

    public function generateExcel(Request $request){
        Helper::setCustomPHPIniSettings();
    
        $file_name = 'Data Report Riwayat Rekam Medis';
        // Membuat penulis entitas Spout
        $writer = WriterEntityFactory::createXLSXWriter();
        // Membuka penulis untuk menulis ke file
        $writer->openToFile(public_path('files/Report-Riwayat-Rekam-Medis.xlsx'));
        $headerArray = [
            'Healthcare',
            'Patient',
            'Doctor',
            'Speciality',
            'Date',
            'Keluhan (Subjective)',
            'Pemerikasan Fisik Online (Objective)',
            'Diagnosa (Assessment)',
            'Tata Laksana (Plan)',
        ];
        // Sheet 1
        $writer->getCurrentSheet()->setName('Data');
        $headers_map_to_table_fields = $headerArray;
        $headerRow = WriterEntityFactory::createRowFromArray($headers_map_to_table_fields);
        $writer->addRow($headerRow);
        $rujukans = Livechat::query()
                        ->with([ 'user', 'doctor', 'doctor.user', 'doctor.user.detail', 'doctor.speciality', 'appointment', 'healthCare', 'summary']);
  
        if ($request->has('search')) {
            $search = $request->search;
            $rujukans->where(function ($query) use ($search) {
                $query->where('nID', $search)
                    ->orWhereHas('user', function ($detail) use ($search) {
                        $detail->where('sFirstName', 'LIKE', '%' . $search . '%')
                                ->orWhere('sLastName', 'LIKE', '%' . $search . '%');
                    })
                    ->orWhereHas('healthCare', function ($detail) use ($search) {
                        $detail->where('sHealthCare', 'LIKE', '%' . $search . '%');
                    });
            });
        }
            
        if (($request->has('rujukan_start') || $request->has('rujukan_end'))
            && !empty($request->rujukan_start)
            && !empty($request->rujukan_end)
        ) {
            $rujukans = $rujukans->where(function($q) use ($request) {
                $q->where('dCreateOn', '>=', $request->rujukan_start)
                    ->where('dCreateOn', '<=', $request->rujukan_end);
            });
        }
        
        $rujukans = $rujukans->get();

        if ($rujukans){
            foreach ($rujukans as $index => $row) {
                $doctor_name = '-';
                if ($row->doctor && $row->doctor->user && $row->doctor->user->detail) {
                    $doctor_name = $row->doctor->user->detail->sTitlePrefix . ' ' . $row->doctor->user->fullname;
                }            
                $speciality = $row->doctor->speciality->sSpesialis ?? '-';
                 // Process the plan
                $plan = '-';
                if ($row->summary && $row->summary->sPlan) {
                    $plan = $this->processPlan($row->summary->sPlan);
                }

                $rowData = [
                    $row->healthCare ? $row->healthCare->sHealthCare : '-',
                    $row->user ? $row->user->sFirstName : '-',
                    $doctor_name,
                    $speciality,
                    $row->summary ? Carbon::parse($row->dCreateOn)->format('Y-m-d H:i:s') : '-',
                    $row->summary ? $row->summary->sSubjective : '-',
                    $row->summary ? $row->summary->sObjective : '-',
                    $row->summary ? $row->summary->sAssessment : '-',
                    is_array($plan) ? implode(', ', $plan) : $plan, // Handle arrays from unserialized or JSON data
                ];
            
                // Create a row from the array and add it to the writer
                $rowEntity = WriterEntityFactory::createRowFromArray($rowData);
                $writer->addRow($rowEntity);
            }
        }
        $writer->close();
        return Helper::responseJson([
            'file_name' => "Data Riwayat Log " . date('Y-m-d h:i:s'),
            "file_url" => url('files/Report-Riwayat-Rekam-Medis.xlsx')
        ]);
    }
}