<?php
ini_set('display_errors', 1);
ini_set('display_startup_errors', 1);
error_reporting(E_ALL);
// include mysql database configuration file
include_once 'db.php';
$action=$_GET['action'];
if (isset($_GET['id'])) 
{
    $id=$_GET['id'];
}


if ($action=='load')
{
   
    if (isset($_POST['submit']))
    {
        
     
        // Allowed mime types
        $fileMimes = array(
            'text/x-comma-separated-values',
            'text/comma-separated-values',
            'application/octet-stream',
            'application/vnd.ms-excel',
            'application/x-csv',
            'text/x-csv',
            'text/csv',
            'application/csv',
            'application/excel',
            'application/vnd.msexcel',
            'text/plain'
        );
     
        // Validate whether selected file is a CSV file
        if (!empty($_FILES['file']['name']) && in_array($_FILES['file']['type'], $fileMimes))
        {
            
                //ajout du fichier dans la table importation_compta
                $sql="INSERT INTO importation (date_import, filename,count) VALUES (NOW(), '" . $_FILES['file']['name'] . "',0)";
                mysqli_query($conn, $sql);
                
                //recuperation de l'id de la ligne ajoutée
                $sql="select id from importation order by id desc LIMIT 1";
                $result=mysqli_query($conn, $sql);
                foreach ($result as $row)
                {
                    $id=$row['id'];
                }
                

                //mise à jour du champ pour identifier le dernier import
                $sql="UPDATE importation set last=False";
                mysqli_query($conn, $sql);
                $sql="UPDATE importation set last=True where id=$id";
                mysqli_query($conn, $sql);


                //header("Location: index.php");
    
                // Open uploaded CSV file with read-only mode
                $csvFile = fopen($_FILES['file']['tmp_name'], 'r');
     
                // Skip the first line
                fgetcsv($csvFile);
     
                // Parse data from CSV file line by line
                 // Parse data from CSV file line by line
                $i=0;
                while (($getData = fgetcsv($csvFile, 10000, ";")) !== FALSE)
                {
                    //pour le md5 on ne tient pas compte du Solde du sens et du  libellé de l'activité
                    
                    unset($getData[9]);
                    unset($getData[10]);
                    unset($getData[12]);
                   ;
                    $checkmd5=hash('md5',serialize($getData));
                    
                    // Get row data
                    $code_JNL = $getData[2];
                    $date_piece = $getData[4];
                    $dmy=explode('/',$date_piece);
                    $date_piece=$dmy[2].'-'.$dmy[1].'-'.$dmy[0];
                    $no_compte = $getData[0];
                    $lib_compte = $getData[1];
                    $No_piece = $getData[3];
                    #$lib_mouvement = $getData[6];
                    $lib_mouvement = iconv( mb_detect_encoding($getData[6]), 'Windows-1252//TRANSLIT', $getData[6]);
                    
                    #debit(7)-crédit(8)
                    if (trim($getData[7])!='')
                    {
                        $credit = "-".trim($getData[7]);
                    }
                    elseif (trim($getData[8])!='')
                    {
                        $credit = trim($getData[8]);
                    }
                    else
                    {
                        $credit = '';
                    }
                    
                    $code_activite = trim($getData[11]);
                   
                    
                    // on ajoute la ligne si pas déjà ajoutée !
                    // $query = "SELECT count(*) FROM importation_data_aidimpact WHERE
                    // code_JNL='".$code_JNL."' 
                    // AND date_piece='".$date_piece."' 
                    // AND no_compte='".$no_compte."' 
                    // AND No_piece='".$No_piece."' 
                    // AND lib_mouvement='".$lib_mouvement."' 
                    // AND credit='".$credit."' 
                    // AND code_activite='".$code_activite."';";
                    $query = "SELECT count(*) FROM importation_data_aidimpact WHERE checkmd5='".$checkmd5."';";

                    $check = mysqli_query($conn, $query);
                    $row = mysqli_fetch_row($check);
                    $num = $row[0];

                    if ($num==0)
                    {
                        
                        $sql="INSERT INTO importation_data_aidimpact (id,code_JNL,date_piece,no_compte,No_piece,lib_mouvement,credit,code_activite,checkmd5) VALUES (".$id.",'".$code_JNL."','".$date_piece."','".$no_compte."','".$No_piece."','".$lib_mouvement."','".$credit."','".$code_activite."','".$checkmd5."');";
                        
                       
                        if (!mysqli_query($conn,$sql)) {
                            echo "==>".$i."<br>";
                            echo("Error description: " . mysqli_error($conn));
                            exit();
                           
                        }
                        else
                        {
                            $i++;
                        }
                        
                    
                    }
                        
                    
                }
     
                // Close opened CSV file
                fclose($csvFile);
                if ($i>0)
                {
                    //mise à jour du nombre de lignes importées
                $sql="UPDATE importation SET count=".$i." WHERE id=".$id; 
                
                    if (!mysqli_query($conn,$sql)) {
                        echo("Error description: " . mysqli_error($conn));
                    }
                }
                else
                {
                        //mise à jour du nombre de lignes importées
                    $sql="delete from importation WHERE id=".$id; 
                    
                    if (!mysqli_query($conn,$sql)) {
                        echo("Error description: " . mysqli_error($conn));
                    }
                    header("Location: index.php");

                }
                

                header("Location: index.php");
             
        }
        else
        {
            echo "Please select valid file";
        }
    }

}
elseif ($action=='remove')
{
    
    $sql="DELETE from  importation_data_aidimpact where id=".$id;
    if (!mysqli_query($conn,$sql)) {
        echo("Error description: " . mysqli_error($conn));
    }

    $sql="DELETE from  importation where id=".$id;
    if (!mysqli_query($conn,$sql)) {
        echo("Error description: " . mysqli_error($conn));
    }


    header("Location: index.php");
}
elseif ($action=='download')
{
    
   
    $sql="select code_JNL,date_piece,no_compte,lib_compte,No_piece,lib_mouvement,debit,credit,code_activite from importation_data_aidimpact where id=".$id;
    
    $result=mysqli_query($conn, $sql);

    $data = array();
    if (mysqli_num_rows($result) > 0) {
        while ($row = mysqli_fetch_assoc($result)) {
            $data[] = $row;
        }
    }

header('Content-Type: text/csv; charset=utf-8');
header('Content-Disposition: attachment; filename=aidimpact.csv');
$output = fopen('php://output', 'w');
$header=implode(";",array('Code JNL','Date de pièce','N° de compte','Libellé du compte','N° de pièce','Libellé mouvement','Débit','Crédit','Codeactivité'))."\r\n";
$header_encode=iconv( mb_detect_encoding( $header), 'Windows-1252//TRANSLIT', $header);
fputs($output, $header_encode);


if (count($data) > 0) {
    foreach ($data as $row) {
        $dmy=explode('-',$row['date_piece']);
        $row['date_piece']=$dmy[2].'/'.$dmy[1].'/'.$dmy[0];
        $line=implode(";", $row)."\r\n";
        $string_encoded = iconv( mb_detect_encoding( $line ), 'Windows-1252//TRANSLIT', $line );
        
        fputs($output,$string_encoded);
        //fputcsv($output, $row);
    }
}
}

?>