<?php

namespace Modules\M3\Http\Controllers\API;

use Modules\M3\Http\Controllers\Controller;
use Illuminate\Http\Request;
use Illuminate\Http\Response;
use DB;
use Config;
use Str;
use Log;
use Http;
use Cache;
use DateTime;
use Smalot\PdfParser\Parser;
use File;
use Modules\M3\Helpers\Helper;

class PdfStorage extends Controller
{
    # PdfStorageAPI : PDF file read and save to Cache
    public function PdfStorageAPI(Request $request){
        ini_set('max_execution_time', Config::get('arrays.PHPTimeOut'));
        ini_set('max_input_time', Config::get('arrays.PHPTimeOut'));
        ini_set('default_socket_timeout', Config::get('arrays.PHPTimeOut'));
        // dd($request->all());
        # Get the Calling User
        $SHUSER   = m3_user() !== '' ? Str::upper(m3_user()) : 'WebUser';
        $SHSOURCE = 'PdfStorageAPI';
        # PDF File PATH
        $pdfFilePath =   Config::get('arrays.PdfPath');
        try {
            # Get URL PARAMS
            $urlParams = count($request->all())>0 ? $request->all() : '';
            // dd($urlParams);
            
            $COMPANY        = isset($urlParams["COMPANY"]) ? trim($urlParams["COMPANY"]) : '';            # Company
            $WHS            = isset($urlParams["WHS"]) ? trim($urlParams["WHS"]) : '';                    # WareHouse
            $DOCTYPE        = isset($urlParams["DOCTYPE"]) ? trim($urlParams["DOCTYPE"]) : '';            # document type (PackingList, CarrierLabel, ContentLabel)
            $FILENAME       = isset($urlParams["FILENAME"]) ? trim($urlParams["FILENAME"]) : '';          # PDF File name 
            $DOCNUM         = isset($urlParams["DOCNUM"]) ? trim($urlParams["DOCNUM"]) : '';              # document number (ie the internal box number, the pick list number)
            $A4MACPKR       = isset($urlParams["A4MACPKR"]) ? trim($urlParams["A4MACPKR"]) : '';          # Delivery note number

            if($urlParams!=''){
                # Key Combination : COMPANY WHS A4MACPKR  DOCTYPE DOCNUM
                # Document type (PackingList, CarrierLabel, ContentLabel)
                $DELIVERYNO = isset($A4MACPKR) ? $A4MACPKR : '000000';
                $DELIVERYNO = $DELIVERYNO!="" && $DELIVERYNO!=null ? $DELIVERYNO : '000000';
                # Write to Logs : Params In
                $IncomingParams = ['COMPANY'=> $COMPANY,'WHS'=> $WHS,'DOCTYPE'=> $DOCTYPE,'FILENAME'=> $FILENAME,'A4MACPKR'=> $A4MACPKR,'DOCNUM' => $DOCNUM];
                $data = ['SHMACPKR'=>$DELIVERYNO,'SHDT'=> date('Y-m-d'),'SHTIME'=> date('H:i:s') ,'SHERROR'=> '','SHINTBOX'=> $DOCNUM,'SHTYPE'=> 'M3-Req-out' ,
                    'SHDATA'=>json_encode($IncomingParams) ,'SHUSER'=> $SHUSER,'SHSOURCE'=> $SHSOURCE,'SHCO'=>$COMPANY,'SHWHS'=>$WHS ];
                Helper::logToICM699M($data);

                # Make Key and Test Validity 
                if ($A4MACPKR!='' && $DOCTYPE!='' && $DOCNUM!='' && $COMPANY!='' && $WHS!=''){
                    $cacheKey = $A4MACPKR.$DOCTYPE.$DOCNUM.$COMPANY.$WHS;
                }
                else{
                    $cacheKey ='';
                }

                # Read PDF File and Encode to Base64
                $pdfFileName = $pdfFilePath.$FILENAME.'.pdf';
                // dd($pdfFileName);
                // dd(File::exists($pdfFileName));
                if (File::exists($pdfFileName) && $cacheKey!='') {
                    // dd(File::exists($pdfFileName));

                    // Parse PDF file and build necessary objects.
                    $parser = new \Smalot\PdfParser\Parser();
    
                    // $pdf = $parser->parseFile('/www/sentm3test/htdocs/labels/E1232824-10826596.pdf');
                    // dump($pdf);
                    // $text = $pdf->getText();
                    // dump("Text Only");
                    // dump($text);
            
                    $pdfFile = File::get($pdfFileName);
            
                    // Transform content to base64
                    $base64PDF = base64_encode($pdfFile);
                    // Output base64 string
                    // dump($base64PDF);
            
                    # Save Cache
                    Cache::forever($cacheKey, $base64PDF);
                    // Cache::put($cacheKey, $base64PDF, now()->addMinutes(60));
            
                    # Retrieve Cache
                    // $cachedPdfFile  = Cache::get($cacheKey);
                    // dump("Retrieve Base64 Encoded PDF saved in Cache:");
                    // dump($cachedPdfFile);
                    // $pdfData = substr($cachedPdfFile,0,50);
                    # remove File from Cache
                    // Cache::put(pdfFileName, 'value', -5);
                    // Cache::forget($pdfFileName);
            
                    # Base64 Decode and Display
                    // $pdf  = $parser->parseContent(base64_decode($base64PDF));
                    // $text = $pdf->getText();
                    // dump($text);

                    # Write to Logs Out : Success
                    $data = ['SHMACPKR'=>$DELIVERYNO,'SHDT'=> date('Y-m-d'),'SHTIME'=> date('H:i:s') ,'SHERROR'=> '','SHINTBOX'=> $DOCNUM,'SHTYPE'=> 'M3-Res-out' ,
                        'SHDATA'=>'PDF File converted to Base64 and Saved to Cache.Key: '.$cacheKey,'SHUSER'=> $SHUSER,'SHSOURCE'=> $SHSOURCE,'SHCO'=>$COMPANY,'SHWHS'=>$WHS];
                    // dd($data);
                    Helper::logToICM699M($data);

                    return response()->json([
                        'code'    => '200',
                        'status'  => 'Success',
                        'cacheKey'=> $cacheKey
                        // 'PDFData' => $pdfData
                    ]);
                }
                else {
                    $SHDATA = File::exists($pdfFileName) ? '' : 'PDF File Not Found-';
                    $SHDATA = $cacheKey!='' ? $SHDATA.'' : $SHDATA.'Cache Key is missing Params';
                     
                    # Write to Logs Out : Error
                    $data = ['SHMACPKR'=>$DELIVERYNO,'SHDT'=> date('Y-m-d'),'SHTIME'=> date('H:i:s') ,'SHERROR'=> 'X','SHINTBOX'=> $DOCNUM,'SHTYPE'=> 'M3-Res-out' ,
                        'SHDATA'=>'An Error Occured -'.$SHDATA,'SHUSER'=> $SHUSER,'SHSOURCE'=> $SHSOURCE,'SHCO'=>$COMPANY,'SHWHS'=>$WHS];
                    Helper::logToICM699M($data);

                    # Return Error
                    return response()->json([
                        'code'   => '405',
                        'status' => 'Error',
                        'message'=> $SHDATA
                    ]);
                }
            }
            else {
                # Write to Logs Out : Error
                $DELIVERYNO = isset($DELIVERYNO) ? $DELIVERYNO : '000000';
                $data = ['SHMACPKR'=>$DELIVERYNO,'SHDT'=> date('Y-m-d'),'SHTIME'=> date('H:i:s') ,'SHERROR'=> 'X','SHINTBOX'=> '','SHTYPE'=> 'M3-Res-out' ,
                'SHDATA'=>'No URL Parameters Sent.','SHUSER'=> $SHUSER,'SHSOURCE'=> $SHSOURCE,'SHCO'=>$COMPANY,'SHWHS'=>$WHS];
                Helper::logToICM699M($data);

                # Return Error
                return response()->json([
                    'code'   => '405',
                    'status' => 'Error',
                    'message'=> 'No URL Parameters Sent'
                ]);
            }
        }
        catch (\Throwable $th) {
            // Log::error($th);

            # Write to Logs Out : Error
            $DELIVERYNO = isset($DELIVERYNO) ? $DELIVERYNO : '000000';
            $data = ['SHMACPKR'=>$DELIVERYNO,'SHDT'=> date('Y-m-d'),'SHTIME'=> date('H:i:s') ,'SHERROR'=> 'X','SHINTBOX'=> '','SHTYPE'=> 'M3-Res-out' ,
            'SHDATA'=>'An Error Occured - '.substr($th,0,300) ,'SHUSER'=> $SHUSER,'SHSOURCE'=> $SHSOURCE,'SHCO'=>$COMPANY,'SHWHS'=>$WHS];
            Helper::logToICM699M($data);

            return response()->json([
                'code'=>'405',
                'status'=>'error',
                'message'=>'Catched Error: '.$th
            ]);
        }
    }
    # End  PdfStorageAPI
}