change template and import o use also sheet number of XLS

public/userarea/import_xls2.php

@@ -167,7 +167,12 @@ error_log("Loaded template: " . print_r($template, true));
                         <div class="d-flex align-items-center">
                             <div>
                                 <h6 class="mb-0"><?= htmlspecialchars($template['name']) ?></h6>
-                                <small>Template ID: <?= $id ?>, Start Row: <?= $template['header_row'] ?>, Start Column: <?= $template['start_column'] ?></small>
+                                <small>
+                                    Template ID: <?= $id ?>,
+                                    Sheet Number: <?= (int)($template['xls_sheet_index'] ?? 0) ?>,
+                                    Start Row: <?= $template['header_row'] ?>,
+                                    Start Column: <?= $template['start_column'] ?>
+                                </small>
                             </div>
                         </div>
                     </div>
@@ -244,8 +249,9 @@ error_log("Loaded template: " . print_r($template, true));
                 const templateId = <?= $id ?>;
                 console.log('Template ID passed to formData:', templateId);
                 formData.append('template_id', templateId);
-                formData.append('header_row', <?= $template['header_row'] ?>);
+                formData.append('header_row', <?= (int)$template['header_row'] ?>);
-                formData.append('start_column', <?= $template['start_column'] ?>);
+                formData.append('start_column', <?= json_encode($template['start_column']) ?>);
+                formData.append('xls_sheet_index', <?= (int)($template['xls_sheet_index'] ?? 0) ?>);
 
                 fetch('process_import_xls2.php', {
                         method: 'POST',

public/userarea/mapping_template_xls_scheme2.php

@@ -15,8 +15,9 @@ $stmt = $pdo->prepare("
         start_column, 
         target_table,
         source_type,
+        xls_sheet_index,
         sample_xlsx, 
-        idclient, 
+        idclient,
         clientname, 
         idschema, 
         schemaname, 
@@ -39,6 +40,14 @@ if (!in_array($sourceType, ['XLS', 'API', 'PDF'], true)) {
     $sourceType = 'XLS';
 }
 
+$xlsSheetIndex = isset($template['xls_sheet_index']) && $template['xls_sheet_index'] !== null
+    ? (int)$template['xls_sheet_index']
+    : 0;
+
+if ($xlsSheetIndex < 0) {
+    $xlsSheetIndex = 0;
+}
+
 $clientName = $template['clientname'] ?: '';
 $schemaName = $template['schemaname'] ?: '';
 $schemajson = $template['schemajson'] ? json_decode($template['schemajson'], true) : [];
@@ -267,7 +276,8 @@ $apiSampleJson = $template['api_sample_json'] ?? '';
                                     Source: <strong><?php echo htmlspecialchars($sourceType); ?></strong>
                                     <?php if ($sourceType === 'XLS'): ?>
                                         |
-                                        Header Row: <span id="headerRow"><?php echo $template['header_row']; ?></span> |
+                                        Sheet Number: <span id="xlsSheetIndex"><?php echo (int)$xlsSheetIndex; ?></span> |
+                                        Header Row: <span id="headerRow"><?php echo (int)$template['header_row']; ?></span> |
                                         Start Column: <span id="startColumn"><?php echo htmlspecialchars($template['start_column']); ?></span>
                                     <?php endif; ?>
                                 </p>
@@ -656,7 +666,30 @@ $apiSampleJson = $template['api_sample_json'] ?? '';
                 let workbook = XLSX.read(data, {
                     type: 'array'
                 });
-                let sheet = workbook.Sheets[workbook.SheetNames[0]];
+
+                const selectedSheetIndex = <?php echo (int)$xlsSheetIndex; ?>;
+
+                if (!workbook.SheetNames || workbook.SheetNames.length === 0) {
+                    alert("No sheets found in this XLS file.");
+                    return;
+                }
+
+                if (!workbook.SheetNames[selectedSheetIndex]) {
+                    alert(
+                        "The selected sheet number " + selectedSheetIndex +
+                        " does not exist in this XLS file. Available sheets: " +
+                        workbook.SheetNames.map((name, index) => index + " = " + name).join(", ")
+                    );
+                    return;
+                }
+
+                const selectedSheetName = workbook.SheetNames[selectedSheetIndex];
+                let sheet = workbook.Sheets[selectedSheetName];
+
+                console.log("Selected XLS sheet:", {
+                    index: selectedSheetIndex,
+                    name: selectedSheetName
+                });
 
                 // Read sheet range to determine column offset
                 const sheetRange = XLSX.utils.decode_range(sheet['!ref'] || 'A1');
@@ -745,7 +778,8 @@ $apiSampleJson = $template['api_sample_json'] ?? '';
                 const uniqueLabels = [...new Set(knownLabels)];
 
                 console.group('🔍 Auto-detect header row');
-                console.log('Sheet name:', workbook.SheetNames[0]);
+                console.log('Sheet index:', selectedSheetIndex);
+                console.log('Sheet name:', selectedSheetName);
                 console.log('Total rows in sheet:', sheetData.length);
                 console.log('Labels from schema field titles:', knownLabels);
                 console.log('Unique labels to match against:', uniqueLabels);
@@ -884,8 +918,10 @@ $apiSampleJson = $template['api_sample_json'] ?? '';
         function saveXlsHeaders(headers, headerRow, startColumn) {
             const payload = {
                 template_id: <?php echo $id; ?>,
-                xls_headers: JSON.stringify(headers)
+                xls_headers: JSON.stringify(headers),
+                xls_sheet_index: <?php echo (int)$xlsSheetIndex; ?>
             };
+
             if (headerRow !== undefined) payload.header_row = headerRow;
             if (startColumn !== undefined) payload.start_column = startColumn;
 
@@ -897,8 +933,18 @@ $apiSampleJson = $template['api_sample_json'] ?? '';
                     body: JSON.stringify(payload)
                 }).then(response => response.json())
                 .then(data => {
-                    if (!data.success) console.error("❌ Error saving XLS headers:", data.message);
+                    if (!data.success) {
-                    else console.log("✅ Saved headers, header_row:", headerRow, "start_column:", startColumn);
+                        console.error("❌ Error saving XLS headers:", data.message);
+                    } else {
+                        console.log(
+                            "✅ Saved headers, header_row:",
+                            headerRow,
+                            "start_column:",
+                            startColumn,
+                            "xls_sheet_index:",
+                            <?php echo (int)$xlsSheetIndex; ?>
+                        );
+                    }
                 })
                 .catch(error => console.error("❌ Fetch error:", error));
         }

public/userarea/process_import_xls2.php

@@ -11,17 +11,105 @@ session_start();
 require_once '../../vendor/autoload.php';
 require_once __DIR__ . '/class/db-functions.php';
 
-$response = ['error' => '', 'rows' => [], 'columns' => [], 'template_id' => 0, 'filename' => '', 'apply_routine' => false];
+use PhpOffice\PhpSpreadsheet\IOFactory;
+use PhpOffice\PhpSpreadsheet\Cell\Coordinate;
+
+$response = [
+    'error' => '',
+    'rows' => [],
+    'columns' => [],
+    'template_id' => 0,
+    'filename' => '',
+    'apply_routine' => false
+];
+
+/**
+ * Converts a column value to a PhpSpreadsheet 1-based column index.
+ * Accepted values:
+ * - "A"  => 1
+ * - "B"  => 2
+ * - "AA" => 27
+ * - "1"  => 1
+ * - 1    => 1
+ */
+function normalizeColumnIndex($value): int
+{
+    $value = trim((string)$value);
+
+    if ($value === '') {
+        return 1;
+    }
+
+    if (ctype_digit($value)) {
+        return max(1, (int)$value);
+    }
+
+    $value = strtoupper($value);
+
+    if (preg_match('/^[A-Z]+$/', $value)) {
+        return Coordinate::columnIndexFromString($value);
+    }
+
+    return 1;
+}
 
 try {
     if ($_SERVER['REQUEST_METHOD'] === 'POST' && isset($_FILES['excel_file'])) {
         $template_id = isset($_POST['template_id']) ? intval($_POST['template_id']) : 0;
-        $header_row = isset($_POST['header_row']) ? intval($_POST['header_row']) : 1;
+
-        $start_column = isset($_POST['start_column']) ? intval($_POST['start_column']) : 1;
+        if ($template_id <= 0) {
+            throw new Exception("Template ID non valido.");
+        }
+
+        // Connessione al database
+        $db = DBHandlerSelect::getInstance();
+        $pdo = $db->getConnection();
+
+        /*
+         * Recuperiamo i parametri direttamente dal template.
+         * Così non dipendiamo solo dal form e siamo sicuri di usare i dati salvati.
+         */
+        $stmt = $pdo->prepare("
+            SELECT 
+                id,
+                header_row,
+                start_column,
+                xls_sheet_index,
+                idroutine,
+                idclient
+            FROM excel_templates
+            WHERE id = ?
+        ");
+        $stmt->execute([$template_id]);
+        $template = $stmt->fetch(PDO::FETCH_ASSOC);
+
+        if (!$template) {
+            throw new Exception("Template non trovato.");
+        }
+
+        $header_row = isset($template['header_row']) && $template['header_row'] !== null
+            ? (int)$template['header_row']
+            : 1;
+
+        $start_column_raw = $template['start_column'] ?? 'A';
+        $start_column = normalizeColumnIndex($start_column_raw);
+
+        $xlsSheetIndex = isset($template['xls_sheet_index']) && $template['xls_sheet_index'] !== null
+            ? (int)$template['xls_sheet_index']
+            : 0;
+
+        if ($header_row <= 0) {
+            $header_row = 1;
+        }
+
+        if ($xlsSheetIndex < 0) {
+            $xlsSheetIndex = 0;
+        }
 
         // Debug del template_id ricevuto
         error_log("Received template_id from POST: " . print_r($_POST['template_id'], true));
         error_log("Converted template_id: $template_id");
+        error_log("Template XLS settings - header_row: $header_row, start_column_raw: $start_column_raw, start_column_index: $start_column, xls_sheet_index: $xlsSheetIndex");
 
         $file = $_FILES['excel_file'];
         $fileError = $file['error'];
@@ -38,23 +126,32 @@ try {
             $originalFilename = basename($file['name']);
             $newFilename = "{$iduserlogin}-{$timestamp}-{$originalFilename}";
             $importFolder = __DIR__ . '/imported_trf/';
+
             if (!file_exists($importFolder)) {
                 mkdir($importFolder, 0777, true);
             }
+
             $destination = $importFolder . $newFilename;
 
             // Sposta il file
             if (!move_uploaded_file($file['tmp_name'], $destination)) {
                 throw new Exception("Errore durante lo spostamento del file in $destination");
             }
+
             error_log("File spostato con successo in: $destination");
 
-            // Connessione al database
-            $db = DBHandlerSelect::getInstance();
-            $pdo = $db->getConnection();
-
             // Recupera il mapping da template_mapping
-            $stmt = $pdo->prepare("SELECT field_id AS excel_column, field_id AS mysql_column, data_type, is_required, default_value, is_manual FROM template_mapping WHERE template_id = ?");
+            $stmt = $pdo->prepare("
+                SELECT 
+                    field_id AS excel_column, 
+                    field_id AS mysql_column, 
+                    data_type, 
+                    is_required, 
+                    default_value, 
+                    is_manual 
+                FROM template_mapping 
+                WHERE template_id = ?
+            ");
             $stmt->execute([$template_id]);
             $mappings = $stmt->fetchAll(PDO::FETCH_ASSOC);
 
@@ -65,19 +162,45 @@ try {
                 $response['error'] = "Nessun mapping trovato per il template con ID $template_id";
             } else {
                 // Carica il file rinominato con PHPSpreadsheet
-                $spreadsheet = \PhpOffice\PhpSpreadsheet\IOFactory::load($destination);
+                $spreadsheet = IOFactory::load($destination);
-                $worksheet = $spreadsheet->getActiveSheet();
+
+                $sheetCount = $spreadsheet->getSheetCount();
+                $sheetNames = $spreadsheet->getSheetNames();
+
+                if ($sheetCount <= 0) {
+                    throw new Exception("Il file XLS non contiene fogli.");
+                }
+
+                if ($xlsSheetIndex >= $sheetCount) {
+                    throw new Exception(
+                        "Il foglio XLS selezionato non esiste. " .
+                            "Sheet Number selezionato: {$xlsSheetIndex}. " .
+                            "Fogli disponibili: " . implode(", ", array_map(
+                                fn($name, $index) => "{$index}={$name}",
+                                $sheetNames,
+                                array_keys($sheetNames)
+                            ))
+                    );
+                }
+
+                // Usa il foglio configurato nel template
+                $worksheet = $spreadsheet->getSheet($xlsSheetIndex);
+                $selectedSheetName = $worksheet->getTitle();
+
+                error_log("Selected XLS sheet - index: {$xlsSheetIndex}, name: {$selectedSheetName}");
+
                 $highestRow = $worksheet->getHighestRow();
                 $highestColumn = $worksheet->getHighestColumn();
-                $highestColumnIndex = \PhpOffice\PhpSpreadsheet\Cell\Coordinate::columnIndexFromString($highestColumn);
+                $highestColumnIndex = Coordinate::columnIndexFromString($highestColumn);
 
                 $startRow = max(1, $header_row);
                 $startColumn = max(1, $start_column);
 
-                // Advance startColumn to first non-empty cell in header row (match JS behavior)
+                // Advance startColumn to first non-empty cell in header row, matching JS behavior
                 for ($sc = $startColumn; $sc <= $highestColumnIndex; $sc++) {
-                    $cl = \PhpOffice\PhpSpreadsheet\Cell\Coordinate::stringFromColumnIndex($sc);
+                    $cl = Coordinate::stringFromColumnIndex($sc);
                     $cv = trim((string)($worksheet->getCell($cl . $header_row)->getCalculatedValue() ?? ''));
+
                     if ($cv !== '') {
                         $startColumn = $sc;
                         break;
@@ -85,24 +208,32 @@ try {
                 }
 
                 // Debug dei parametri
-                error_log("Processing - template_id: $template_id, startRow: $startRow, startColumn: $startColumn, highestRow: $highestRow, highestColumn: $highestColumn, highestColumnIndex: $highestColumnIndex");
+                error_log(
+                    "Processing - template_id: $template_id, " .
+                        "sheetIndex: $xlsSheetIndex, sheetName: $selectedSheetName, " .
+                        "startRow: $startRow, startColumn: $startColumn, " .
+                        "highestRow: $highestRow, highestColumn: $highestColumn, highestColumnIndex: $highestColumnIndex"
+                );
 
                 // Validazione degli indici
                 if ($startRow > $highestRow) {
-                    $response['error'] = "La riga di partenza ($startRow) supera il numero totale di righe ($highestRow).";
+                    $response['error'] = "La riga di partenza ($startRow) supera il numero totale di righe ($highestRow) del foglio '$selectedSheetName'.";
                 } elseif ($startColumn > $highestColumnIndex) {
-                    $response['error'] = "La colonna di partenza ($startColumn) supera il numero totale di colonne ($highestColumnIndex).";
+                    $response['error'] = "La colonna di partenza ($startColumn) supera il numero totale di colonne ($highestColumnIndex) del foglio '$selectedSheetName'.";
                 } else {
                     $excelData = [];
 
                     // Build merge map for header row: physCol -> mergeStartCol
                     $mergeStartMap = [];
+
                     foreach ($worksheet->getMergeCells() as $range) {
                         [$startCell, $endCell] = explode(':', $range);
-                        $mStartCol = \PhpOffice\PhpSpreadsheet\Cell\Coordinate::columnIndexFromString(preg_replace('/\d+/', '', $startCell));
+
-                        $mEndCol = \PhpOffice\PhpSpreadsheet\Cell\Coordinate::columnIndexFromString(preg_replace('/\d+/', '', $endCell));
+                        $mStartCol = Coordinate::columnIndexFromString(preg_replace('/\d+/', '', $startCell));
+                        $mEndCol = Coordinate::columnIndexFromString(preg_replace('/\d+/', '', $endCell));
                         $mStartRow = (int)preg_replace('/[A-Z]+/i', '', $startCell);
                         $mEndRow = (int)preg_replace('/[A-Z]+/i', '', $endCell);
+
                         if ($header_row >= $mStartRow && $header_row <= $mEndRow) {
                             for ($c = $mStartCol; $c <= $mEndCol; $c++) {
                                 $mergeStartMap[$c] = $mStartCol;
@@ -111,12 +242,17 @@ try {
                     }
 
                     // Build logical columns: each merge = one column
-                    $logicalCols = []; // array of physical column indices (one per logical column)
+                    $logicalCols = []; // array of physical column indices, one per logical column
                     $seen = [];
+
                     for ($col = $startColumn; $col <= $highestColumnIndex; $col++) {
                         if (isset($mergeStartMap[$col])) {
                             $ms = $mergeStartMap[$col];
-                            if (in_array($ms, $seen, true)) continue;
+
+                            if (in_array($ms, $seen, true)) {
+                                continue;
+                            }
+
                             $seen[] = $ms;
                             $logicalCols[] = $ms;
                         } else {
@@ -127,38 +263,48 @@ try {
                     // Build header row using logical columns
                     $headerRowData = [];
                     $logicalNum = 0;
+
                     foreach ($logicalCols as $physCol) {
                         $logicalNum++;
-                        $columnLetter = \PhpOffice\PhpSpreadsheet\Cell\Coordinate::stringFromColumnIndex($physCol);
+
+                        $columnLetter = Coordinate::stringFromColumnIndex($physCol);
                         $cell = $worksheet->getCell($columnLetter . $header_row);
                         $cellValue = trim((string)($cell ? $cell->getCalculatedValue() : ''));
                         $cellValue = preg_replace('/[\r\n\t]+/', ' ', $cellValue);
+
                         // Empty headers get __empty_N__ to match mapping page
                         $headerRowData[] = ($cellValue !== '') ? $cellValue : '__empty_' . $logicalNum . '__';
                     }
 
                     error_log("Logical headers: " . json_encode($headerRowData));
-                    error_log("Logical cols (physical indices): " . json_encode($logicalCols));
+                    error_log("Logical cols physical indices: " . json_encode($logicalCols));
 
                     // Find which logical columns have real headers
                     $headerFilledIndices = [];
+
                     foreach ($headerRowData as $idx => $hVal) {
-                        if (!str_starts_with($hVal, '__empty_')) $headerFilledIndices[] = $idx;
+                        if (!str_starts_with($hVal, '__empty_')) {
+                            $headerFilledIndices[] = $idx;
+                        }
                     }
+
                     $minFilled = max(1, min(2, count($headerFilledIndices)));
 
                     // Extract data rows using logical columns
                     for ($row = $startRow + 1; $row <= $highestRow; $row++) {
                         $rowData = [];
+
                         foreach ($logicalCols as $physCol) {
-                            $columnLetter = \PhpOffice\PhpSpreadsheet\Cell\Coordinate::stringFromColumnIndex($physCol);
+                            $columnLetter = Coordinate::stringFromColumnIndex($physCol);
                             $cell = $worksheet->getCell($columnLetter . $row);
                             $cellValue = $cell ? $cell->getCalculatedValue() : '';
+
                             $rowData[] = $cellValue ?: '';
                         }
 
                         // Count how many header columns have data in this row
                         $filledCount = 0;
+
                         foreach ($headerFilledIndices as $idx) {
                             if (isset($rowData[$idx]) && trim((string)$rowData[$idx]) !== '') {
                                 $filledCount++;
@@ -166,17 +312,25 @@ try {
                         }
 
                         if ($filledCount >= $minFilled) {
-                            $excelData[] = ['data' => $rowData, 'excelrow' => $row];
+                            $excelData[] = [
+                                'data' => $rowData,
+                                'excelrow' => $row
+                            ];
                         }
                     }
 
                     // Recupera routine dal template
-                    $stmt = $pdo->prepare("SELECT idroutine, idclient FROM excel_templates WHERE id = ?");
+                    if ($template && !empty($template['idroutine'])) {
-                    $stmt->execute([$template_id]);
+                        $stmtRoutine = $pdo->prepare("
-                    $template = $stmt->fetch(PDO::FETCH_ASSOC);
+                            SELECT 
-
+                                idroutine, 
-                    if ($template && $template['idroutine']) {
+                                name, 
-                        $stmtRoutine = $pdo->prepare("SELECT idroutine, name, filename, headerrow, instruction FROM routine WHERE idroutine = ?");
+                                filename, 
+                                headerrow, 
+                                instruction 
+                            FROM routine 
+                            WHERE idroutine = ?
+                        ");
                         $stmtRoutine->execute([$template['idroutine']]);
                         $routineData = $stmtRoutine->fetch(PDO::FETCH_ASSOC);
 
@@ -188,6 +342,7 @@ try {
                                 'filename' => $routineData['filename'] ?? '',
                                 'headerrow' => $routineData['headerrow'] ?? $header_row
                             ];
+
                             error_log("Routine rilevata per template {$template_id}: " . print_r($routineData, true));
                         } else {
                             error_log("Errore: Nessuna routine trovata per idroutine {$template['idroutine']}");
@@ -204,6 +359,8 @@ try {
                     $_SESSION['template_id'] = $template_id;
                     $_SESSION['headers'] = $headerRowData;
                     $_SESSION['mappings'] = $mappings;
+                    $_SESSION['xls_sheet_index'] = $xlsSheetIndex;
+                    $_SESSION['xls_sheet_name'] = $selectedSheetName;
 
                     // Includi excel_data nella risposta JSON in ogni caso
                     $response['excel_data'] = $excelData;
@@ -211,6 +368,8 @@ try {
                     $response['columns'] = $headerRowData;
                     $response['template_id'] = $template_id;
                     $response['filename'] = $newFilename;
+                    $response['xls_sheet_index'] = $xlsSheetIndex;
+                    $response['xls_sheet_name'] = $selectedSheetName;
                 }
             }
         } else {

public/userarea/update_xls_headers.php

@@ -6,22 +6,57 @@ error_reporting(E_ALL);
 
 require_once(__DIR__ . '/class/db-functions.php');
 
-$db = DBHandlerSelect::getInstance();
-$pdo = $db->getConnection();
-
-$data = json_decode(file_get_contents("php://input"), true);
-
-if (!$data || !isset($data['template_id'], $data['xls_headers'])) {
-    echo json_encode(["success" => false, "message" => "Invalid or missing data"]);
-    exit;
-}
-
-$templateId = $data['template_id'];
-$xlsHeaders = $data['xls_headers'];
-$headerRow = isset($data['header_row']) ? (int)$data['header_row'] : null;
-$startColumn = isset($data['start_column']) ? (int)$data['start_column'] : null;
-
 try {
+    $db = DBHandlerSelect::getInstance();
+    $pdo = $db->getConnection();
+
+    $data = json_decode(file_get_contents("php://input"), true);
+
+    if (!$data || !isset($data['template_id'], $data['xls_headers'])) {
+        echo json_encode(["success" => false, "message" => "Invalid or missing data"]);
+        exit;
+    }
+
+    $templateId = (int)$data['template_id'];
+    $xlsHeaders = $data['xls_headers'];
+
+    $headerRow = isset($data['header_row']) && $data['header_row'] !== ''
+        ? (int)$data['header_row']
+        : null;
+
+    $startColumn = isset($data['start_column']) && $data['start_column'] !== ''
+        ? (int)$data['start_column']
+        : null;
+
+    $xlsSheetIndex = isset($data['xls_sheet_index']) && $data['xls_sheet_index'] !== ''
+        ? (int)$data['xls_sheet_index']
+        : null;
+
+    if ($templateId <= 0) {
+        echo json_encode(["success" => false, "message" => "Invalid template ID"]);
+        exit;
+    }
+
+    if ($xlsHeaders === '') {
+        echo json_encode(["success" => false, "message" => "XLS headers cannot be empty"]);
+        exit;
+    }
+
+    if ($headerRow !== null && $headerRow <= 0) {
+        echo json_encode(["success" => false, "message" => "Header row must be greater than 0"]);
+        exit;
+    }
+
+    if ($startColumn !== null && $startColumn <= 0) {
+        echo json_encode(["success" => false, "message" => "Start column must be greater than 0"]);
+        exit;
+    }
+
+    if ($xlsSheetIndex !== null && $xlsSheetIndex < 0) {
+        echo json_encode(["success" => false, "message" => "XLS sheet number cannot be negative"]);
+        exit;
+    }
+
     $sql = "UPDATE excel_templates SET xls_headers = ?";
     $params = [$xlsHeaders];
 
@@ -29,11 +64,18 @@ try {
         $sql .= ", header_row = ?";
         $params[] = $headerRow;
     }
+
     if ($startColumn !== null) {
         $sql .= ", start_column = ?";
         $params[] = $startColumn;
     }
 
+    if ($xlsSheetIndex !== null) {
+        $sql .= ", xls_sheet_index = ?";
+        $params[] = $xlsSheetIndex;
+    }
+
+    $sql .= ", updated_at = NOW()";
     $sql .= " WHERE id = ?";
     $params[] = $templateId;
 
@@ -45,8 +87,18 @@ try {
         exit;
     }
 
-    echo json_encode(["success" => true, "message" => "XLS headers saved successfully"]);
+    echo json_encode([
+        "success" => true,
+        "message" => "XLS headers saved successfully",
+        "debug" => [
+            "template_id" => $templateId,
+            "header_row" => $headerRow,
+            "start_column" => $startColumn,
+            "xls_sheet_index" => $xlsSheetIndex
+        ]
+    ]);
 } catch (Exception $e) {
     echo json_encode(["success" => false, "message" => "Error: " . $e->getMessage()]);
 }
+
 exit;