From 6e43a178af0a73b184c9db872d9c7438673163e3 Mon Sep 17 00:00:00 2001
From: solocla <info@claudiosironi.com>
Date: Tue, 9 Jun 2026 09:46:21 +0200
Subject: [PATCH] added fixed field in json

---
 public/userarea/include/navbar.php            |   2 +-
 .../userarea/mapping_template_xls_scheme2.php | 388 +++++++++++++++---
 public/userarea/update_fixed_field.php        | 103 +++--
 3 files changed, 412 insertions(+), 81 deletions(-)

diff --git a/public/userarea/include/navbar.php b/public/userarea/include/navbar.php
index 5df1b53..128e77b 100644
--- a/public/userarea/include/navbar.php
+++ b/public/userarea/include/navbar.php
@@ -22,7 +22,7 @@
                 <ul>
                     <!-- <li> <a href="index.php"><i class='bx bx-radio-circle'></i>Default</a>
                     </li> -->
-                    <li> <a href="import_dashboard.php"><i class='bx bx-radio-circle'></i>XLS Import</a>
+                    <li> <a href="import_dashboard.php"><i class='bx bx-radio-circle'></i>Import AREA</a>
                     </li>
 
 
diff --git a/public/userarea/mapping_template_xls_scheme2.php b/public/userarea/mapping_template_xls_scheme2.php
index f36ca48..eb25441 100644
--- a/public/userarea/mapping_template_xls_scheme2.php
+++ b/public/userarea/mapping_template_xls_scheme2.php
@@ -87,10 +87,19 @@ $mappings = $stmt->fetchAll(PDO::FETCH_ASSOC);
 
 // Recupera i fixed fields dalla tabella template_fixed_mapping
 $stmt = $pdo->prepare("
-    SELECT id, fixed_field_key, is_manual, data_type, is_required, default_value, is_visible_import
-    FROM template_fixed_mapping
-    WHERE template_id = ?
-    ORDER BY id ASC
+            SELECT 
+                id, 
+                fixed_field_key, 
+                is_manual, 
+                data_type, 
+                is_required, 
+                default_value,
+                default_source,
+                json_node,
+                is_visible_import
+            FROM template_fixed_mapping
+            WHERE template_id = ?
+            ORDER BY id ASC
 ");
 $stmt->execute([$id]);
 $fixedMappings = $stmt->fetchAll(PDO::FETCH_ASSOC);
@@ -447,19 +456,18 @@ $apiSampleJson = $template['api_sample_json'] ?? '';
                                                 <td>
                                                     <?php
                                                     $isSceltaMultipla = ($mapping['data_type'] === 'SceltaMultipla');
+                                                    $isApiSceltaMultipla = ($sourceType === 'API' && $isSceltaMultipla);
 
                                                     $autoValue = $mapping['auto_value'] ?? 'none';
                                                     $hasAuto = ($autoValue && $autoValue !== 'none');
 
-                                                    if ($isSceltaMultipla) {
-                                                        $mappingValue = 'manual';
-                                                    } elseif ($hasAuto) {
-                                                        $mappingValue = 'auto';
-                                                    } elseif ($sourceType === 'XLS' && !empty($mapping['excel_column'])) {
-                                                        $mappingValue = 'xls';
-                                                    } elseif ($sourceType === 'API' && !empty($mapping['json_node'])) {
+                                                    if ($sourceType === 'API' && !empty($mapping['json_node'])) {
                                                         $mappingValue = 'json';
-                                                    } elseif ((int)$mapping['is_manual'] === 1) {
+                                                    } elseif ($sourceType === 'XLS' && !$isSceltaMultipla && !empty($mapping['excel_column'])) {
+                                                        $mappingValue = 'xls';
+                                                    } elseif (!$isSceltaMultipla && $hasAuto) {
+                                                        $mappingValue = 'auto';
+                                                    } elseif ((int)$mapping['is_manual'] === 1 || $isSceltaMultipla) {
                                                         $mappingValue = 'manual';
                                                     } else {
                                                         $mappingValue = '';
@@ -469,17 +477,18 @@ $apiSampleJson = $template['api_sample_json'] ?? '';
                                                     <select class="form-select mapping-select"
                                                         data-id="<?php echo (int)$mapping['id']; ?>"
                                                         data-field-id="<?php echo (int)$mapping['field_id']; ?>"
-                                                        <?php echo $isSceltaMultipla ? 'disabled' : ''; ?>>
+                                                        data-is-scelta-multipla="<?php echo $isSceltaMultipla ? '1' : '0'; ?>"
+                                                        <?php echo ($isSceltaMultipla && $sourceType !== 'API') ? 'disabled' : ''; ?>>
+
+                                                        <option value="">Select Option</option>
+
+                                                        <?php if ($sourceType === 'XLS' && !$isSceltaMultipla): ?>
+                                                            <option value="xls" <?php echo ($mappingValue === 'xls') ? 'selected' : ''; ?>>Map to XLS Column</option>
+                                                        <?php elseif ($sourceType === 'API'): ?>
+                                                            <option value="json" <?php echo ($mappingValue === 'json') ? 'selected' : ''; ?>>Map to JSON Node</option>
+                                                        <?php endif; ?>
 
                                                         <?php if (!$isSceltaMultipla): ?>
-                                                            <option value="">Select Option</option>
-
-                                                            <?php if ($sourceType === 'XLS'): ?>
-                                                                <option value="xls" <?php echo ($mappingValue === 'xls') ? 'selected' : ''; ?>>Map to XLS Column</option>
-                                                            <?php elseif ($sourceType === 'API'): ?>
-                                                                <option value="json" <?php echo ($mappingValue === 'json') ? 'selected' : ''; ?>>Map to JSON Node</option>
-                                                            <?php endif; ?>
-
                                                             <option value="auto" <?php echo ($mappingValue === 'auto') ? 'selected' : ''; ?>>Auto value</option>
                                                         <?php endif; ?>
 
@@ -615,39 +624,68 @@ $apiSampleJson = $template['api_sample_json'] ?? '';
                                                 <td><?php echo htmlspecialchars($fm['data_type']); ?></td>
 
                                                 <td>
+                                                    <?php
+                                                    $fixedDefaultSource = $fm['default_source'] ?? 'manual';
+                                                    $fixedJsonNode = $fm['json_node'] ?? '';
+                                                    $showFixedManual = ($fixedDefaultSource !== 'json');
+                                                    $showFixedJson = ($fixedDefaultSource === 'json');
+                                                    ?>
 
-                                                    <?php if ($fm['data_type'] === 'DATE'): ?>
-
-                                                        <input type="date"
-                                                            class="form-control fixed-default-input"
+                                                    <?php if ($sourceType === 'API'): ?>
+                                                        <select class="form-select fixed-source-select"
                                                             data-fixed-id="<?php echo (int)$fm['id']; ?>"
-                                                            value="<?php echo htmlspecialchars($fm['default_value'] ?? ''); ?>">
-
-                                                    <?php elseif (in_array($fm['fixed_field_key'], [
-                                                        'ClienteResponsabile',
-                                                        'ClienteFornitore',
-                                                        'ClienteAnalisi',
-                                                        'MoltiplicatorePrezzo',
-                                                        'AnagraficaCertestObject',
-                                                        'AnagraficaCertestService'
-                                                    ])): ?>
-
-                                                        <select class="form-select fixed-default-select"
-                                                            data-fixed-id="<?php echo (int)$fm['id']; ?>"
-                                                            data-fixed-key="<?php echo htmlspecialchars($fm['fixed_field_key']); ?>"
-                                                            data-current-value="<?php echo htmlspecialchars($fm['default_value'] ?? ''); ?>">
-                                                            <option value="">Loading...</option>
+                                                            style="margin-bottom:6px;">
+                                                            <option value="manual" <?php echo ($fixedDefaultSource === 'manual') ? 'selected' : ''; ?>>
+                                                                Manual value
+                                                            </option>
+                                                            <option value="json" <?php echo ($fixedDefaultSource === 'json') ? 'selected' : ''; ?>>
+                                                                Map to JSON Node
+                                                            </option>
                                                         </select>
 
-                                                    <?php else: ?>
-
-                                                        <input type="text"
-                                                            class="form-control fixed-default-input"
+                                                        <select class="form-select fixed-json-node-select"
                                                             data-fixed-id="<?php echo (int)$fm['id']; ?>"
-                                                            value="<?php echo htmlspecialchars($fm['default_value'] ?? ''); ?>">
-
+                                                            data-current-json="<?php echo htmlspecialchars($fixedJsonNode, ENT_QUOTES, 'UTF-8'); ?>"
+                                                            style="display:<?php echo $showFixedJson ? 'block' : 'none'; ?>; margin-bottom:6px;">
+                                                        </select>
                                                     <?php endif; ?>
 
+                                                    <div class="fixed-manual-wrapper"
+                                                        style="display:<?php echo $showFixedManual ? 'block' : 'none'; ?>;">
+
+                                                        <?php if ($fm['data_type'] === 'DATE'): ?>
+
+                                                            <input type="date"
+                                                                class="form-control fixed-default-input"
+                                                                data-fixed-id="<?php echo (int)$fm['id']; ?>"
+                                                                value="<?php echo htmlspecialchars($fm['default_value'] ?? ''); ?>">
+
+                                                        <?php elseif (in_array($fm['fixed_field_key'], [
+                                                            'ClienteResponsabile',
+                                                            'ClienteFornitore',
+                                                            'ClienteAnalisi',
+                                                            'MoltiplicatorePrezzo',
+                                                            'AnagraficaCertestObject',
+                                                            'AnagraficaCertestService'
+                                                        ])): ?>
+
+                                                            <select class="form-select fixed-default-select"
+                                                                data-fixed-id="<?php echo (int)$fm['id']; ?>"
+                                                                data-fixed-key="<?php echo htmlspecialchars($fm['fixed_field_key']); ?>"
+                                                                data-current-value="<?php echo htmlspecialchars($fm['default_value'] ?? ''); ?>">
+                                                                <option value="">Loading...</option>
+                                                            </select>
+
+                                                        <?php else: ?>
+
+                                                            <input type="text"
+                                                                class="form-control fixed-default-input"
+                                                                data-fixed-id="<?php echo (int)$fm['id']; ?>"
+                                                                value="<?php echo htmlspecialchars($fm['default_value'] ?? ''); ?>">
+
+                                                        <?php endif; ?>
+
+                                                    </div>
                                                 </td>
 
                                             </tr>
@@ -1183,6 +1221,46 @@ $apiSampleJson = $template['api_sample_json'] ?? '';
             initSelect2ForJsonDropdowns();
         }
 
+        function updateFixedJsonDropdowns() {
+            document.querySelectorAll('select.fixed-json-node-select').forEach(select => {
+                let currentValue = select.value || select.dataset.currentJson || '';
+
+                let options = availableJsonNodes
+                    .map(node => {
+                        const clean = String(node || '').trim();
+                        if (!clean) return '';
+
+                        const info = jsonNodeLabels[clean] || {};
+                        const shortName = info.shortName || getLastJsonNodeName(clean);
+                        const sample = info.sample || '';
+
+                        let label = shortName;
+                        if (sample) {
+                            label += ` — ${sample}`;
+                        }
+
+                        const isSelected = clean === currentValue ? 'selected' : '';
+
+                        return `
+                    <option 
+                        value="${escapeHtmlAttr(clean)}"
+                        data-short-name="${escapeHtmlAttr(shortName)}"
+                        data-sample="${escapeHtmlAttr(sample)}"
+                        data-full-path="${escapeHtmlAttr(clean)}"
+                        ${isSelected}>
+                        ${escapeHtmlText(label)}
+                    </option>
+                `;
+                    })
+                    .join('');
+
+                select.innerHTML = '<option value="">Select JSON Node</option>' + options;
+                select.dataset.currentJson = currentValue;
+            });
+
+            initSelect2ForFixedJsonDropdowns();
+        }
+
         function initSelect2ForJsonDropdowns() {
             if (!(window.jQuery && $.fn.select2)) return;
 
@@ -1266,7 +1344,81 @@ $apiSampleJson = $template['api_sample_json'] ?? '';
             });
         }
 
+        function initSelect2ForFixedJsonDropdowns() {
+            if (!(window.jQuery && $.fn.select2)) return;
 
+            $('.fixed-json-node-select').each(function() {
+                const $el = $(this);
+
+                if (this.style.display === 'none') {
+                    return;
+                }
+
+                if ($el.hasClass('select2-hidden-accessible')) {
+                    $el.select2('destroy');
+                }
+
+                $el.select2({
+                    width: '100%',
+                    placeholder: 'Select JSON Node',
+                    allowClear: true,
+
+                    templateResult: function(data) {
+                        if (!data.id) return data.text;
+
+                        const option = data.element;
+                        const shortName = option.getAttribute('data-short-name') || data.text;
+                        const sample = option.getAttribute('data-sample') || '';
+
+                        const $row = $('<span class="select2-json-row"></span>');
+                        $row.append(`<span class="select2-json-node">${escapeHtmlText(shortName)}</span>`);
+
+                        if (sample) {
+                            $row.append(`<span class="select2-json-value">${escapeHtmlText(sample)}</span>`);
+                        }
+
+                        return $row;
+                    },
+
+                    templateSelection: function(data) {
+                        if (!data.id) return data.text;
+
+                        const option = data.element;
+                        const shortName = option.getAttribute('data-short-name') || data.text;
+                        const sample = option.getAttribute('data-sample') || '';
+
+                        if (sample) {
+                            return `${shortName} — ${sample}`;
+                        }
+
+                        return shortName;
+                    },
+
+                    matcher: function(params, data) {
+                        if ($.trim(params.term) === '') {
+                            return data;
+                        }
+
+                        const term = params.term.toLowerCase();
+                        const option = data.element;
+
+                        const fullPath = option?.getAttribute('data-full-path')?.toLowerCase() || '';
+                        const shortName = option?.getAttribute('data-short-name')?.toLowerCase() || '';
+                        const sample = option?.getAttribute('data-sample')?.toLowerCase() || '';
+
+                        if (
+                            fullPath.includes(term) ||
+                            shortName.includes(term) ||
+                            sample.includes(term)
+                        ) {
+                            return data;
+                        }
+
+                        return null;
+                    }
+                });
+            });
+        }
 
         function saveJsonNodes(sampleJson, nodes) {
             return fetch('update_api_json_nodes.php', {
@@ -1411,6 +1563,7 @@ $apiSampleJson = $template['api_sample_json'] ?? '';
                     availableJsonNodes = nodes;
                     usedJsonNodesFromDB = [];
                     updateJsonDropdowns();
+                    updateFixedJsonDropdowns();
 
                     try {
                         const data = await saveJsonNodes(rawJson, nodes);
@@ -1556,9 +1709,12 @@ $apiSampleJson = $template['api_sample_json'] ?? '';
                     return;
                 }
 
+                const mappingSelect = tr?.querySelector('.mapping-select');
+                const currentMappingType = mappingSelect ? mappingSelect.value : 'manual';
+
                 saveMapping(
                     mappingId,
-                    'manual',
+                    currentMappingType || 'manual',
                     el.value,
                     xlsSelect ? xlsSelect.value : null,
                     null,
@@ -1588,9 +1744,12 @@ $apiSampleJson = $template['api_sample_json'] ?? '';
                         return;
                     }
 
+                    const mappingSelect = tr?.querySelector('.mapping-select');
+                    const currentMappingType = mappingSelect ? mappingSelect.value : 'manual';
+
                     saveMapping(
                         mappingId,
-                        'manual',
+                        currentMappingType || 'manual',
                         el.value,
                         xlsSelect ? xlsSelect.value : null,
                         null,
@@ -1674,6 +1833,7 @@ $apiSampleJson = $template['api_sample_json'] ?? '';
 
                 const removeBtn = tr.querySelector('.remove-xls');
                 const removeJsonBtn = tr.querySelector('.remove-json');
+                const isSceltaMultipla = mappingSelect.dataset.isSceltaMultipla === '1';
 
                 function destroyJsonSelect2() {
                     if (jsonSelect && window.jQuery && $(jsonSelect).hasClass('select2-hidden-accessible')) {
@@ -1716,8 +1876,12 @@ $apiSampleJson = $template['api_sample_json'] ?? '';
                     if (autoSelect) autoSelect.style.display = 'none';
 
                     if (manualInput) {
-                        manualInput.style.display = 'none';
-                        manualInput.value = '';
+                        if (isSceltaMultipla) {
+                            manualInput.style.display = 'block';
+                        } else {
+                            manualInput.style.display = 'none';
+                            manualInput.value = '';
+                        }
                     }
 
                     if (mappedColumn) mappedColumn.style.display = 'none';
@@ -1958,13 +2122,19 @@ $apiSampleJson = $template['api_sample_json'] ?? '';
                     let mappingId = event.target.getAttribute('data-id');
                     let xlsSelect = tr.querySelector('.xls-columns');
                     let jsonSelect = tr.querySelector('.json-nodes');
+                    let mappingSelect = tr.querySelector('.mapping-select');
+
+                    let currentMappingType = mappingSelect ? mappingSelect.value : 'manual';
+
                     console.log("Manual default dropdown changed:", {
                         id: mappingId,
-                        value: event.target.value
+                        value: event.target.value,
+                        mappingType: currentMappingType
                     });
+
                     saveMapping(
                         mappingId,
-                        'manual',
+                        currentMappingType || 'manual',
                         event.target.value,
                         xlsSelect ? xlsSelect.value : null,
                         null,
@@ -2063,7 +2233,7 @@ $apiSampleJson = $template['api_sample_json'] ?? '';
                             mapping_type: mappingType,
                             excel_column: mappingType === 'xls' ? excelColumn : null,
                             json_node: mappingType === 'json' ? jsonNode : null,
-                            manual_default: mappingType === 'manual' ? defaultValue : null,
+                            manual_default: defaultValue,
                             auto_value: mappingType === 'auto' ? (autoValue || 'none') : 'none',
                             tablename: "<?php echo $template['target_table']; ?>"
                         })
@@ -2092,6 +2262,115 @@ $apiSampleJson = $template['api_sample_json'] ?? '';
             // FIXED FIELDS (DB autosave)
             // =======================
 
+            // =======================
+            // FIXED FIELDS: source manual/json autosave
+            // Only used for API/JSON templates
+            // =======================
+            document.addEventListener('change', function(e) {
+                if (!e.target.classList.contains('fixed-source-select')) return;
+
+                const sourceSelect = e.target;
+                const fixedId = sourceSelect.dataset.fixedId;
+                const tr = sourceSelect.closest('tr');
+
+                const manualWrapper = tr.querySelector('.fixed-manual-wrapper');
+                const jsonSelect = tr.querySelector('.fixed-json-node-select');
+
+                if (sourceSelect.value === 'json') {
+                    if (manualWrapper) {
+                        manualWrapper.style.display = 'none';
+                    }
+
+                    if (jsonSelect) {
+                        jsonSelect.style.display = 'block';
+                        updateFixedJsonDropdowns();
+                    }
+                } else {
+                    if (jsonSelect) {
+                        if (window.jQuery && $(jsonSelect).hasClass('select2-hidden-accessible')) {
+                            $(jsonSelect).select2('destroy');
+                        }
+
+                        jsonSelect.value = '';
+                        jsonSelect.dataset.currentJson = '';
+                        jsonSelect.style.display = 'none';
+                    }
+
+                    if (manualWrapper) {
+                        manualWrapper.style.display = 'block';
+                    }
+                }
+
+                fetch('update_fixed_field.php', {
+                        method: 'POST',
+                        headers: {
+                            'Content-Type': 'application/json'
+                        },
+                        body: JSON.stringify({
+                            id: fixedId,
+                            field: 'default_source',
+                            value: sourceSelect.value
+                        })
+                    })
+                    .then(response => response.json())
+                    .then(data => {
+                        if (!data.success) {
+                            throw new Error(data.message || 'Update failed');
+                        }
+
+                        fixedStatus('✅ Saved');
+                    })
+                    .catch(error => {
+                        console.error(error);
+                        fixedStatus('❌ Save error', true);
+                    });
+            });
+
+            // =======================
+            // FIXED FIELDS: JSON node autosave
+            // =======================
+            function saveFixedJsonNode(selectEl) {
+                const fixedId = selectEl.dataset.fixedId;
+                const jsonNode = selectEl.value || '';
+
+                fetch('update_fixed_field.php', {
+                        method: 'POST',
+                        headers: {
+                            'Content-Type': 'application/json'
+                        },
+                        body: JSON.stringify({
+                            id: fixedId,
+                            field: 'json_node',
+                            value: jsonNode
+                        })
+                    })
+                    .then(response => response.json())
+                    .then(data => {
+                        if (!data.success) {
+                            throw new Error(data.message || 'Update failed');
+                        }
+
+                        selectEl.dataset.currentJson = jsonNode;
+                        fixedStatus('✅ Saved');
+                    })
+                    .catch(error => {
+                        console.error(error);
+                        fixedStatus('❌ Save error', true);
+                    });
+            }
+
+            document.addEventListener('change', function(e) {
+                if (!e.target.classList.contains('fixed-json-node-select')) return;
+
+                saveFixedJsonNode(e.target);
+            });
+
+            if (window.jQuery) {
+                $(document).on('select2:select select2:clear', '.fixed-json-node-select', function() {
+                    saveFixedJsonNode(this);
+                });
+            }
+
             function escapeHtml(str) {
                 return String(str ?? '')
                     .replaceAll('&', '&amp;')
@@ -2328,6 +2607,7 @@ $apiSampleJson = $template['api_sample_json'] ?? '';
                 }
 
                 updateJsonDropdowns();
+                updateFixedJsonDropdowns();
             }
 
             fillFixedDropdowns().then(() => {
diff --git a/public/userarea/update_fixed_field.php b/public/userarea/update_fixed_field.php
index 71b6c97..023cdf7 100644
--- a/public/userarea/update_fixed_field.php
+++ b/public/userarea/update_fixed_field.php
@@ -3,33 +3,84 @@ header('Content-Type: application/json');
 
 require_once(__DIR__ . '/include/headscript.php');
 
-$db = DBHandlerSelect::getInstance();
-$pdo = $db->getConnection();
+try {
+    $db = DBHandlerSelect::getInstance();
+    $pdo = $db->getConnection();
 
-$input = json_decode(file_get_contents('php://input'), true);
+    $input = json_decode(file_get_contents('php://input'), true);
 
-$id    = (int)($input['id'] ?? 0);
-$field = (string)($input['field'] ?? '');
-$value = $input['value'] ?? null;
+    $id    = (int)($input['id'] ?? 0);
+    $field = (string)($input['field'] ?? '');
+    $value = $input['value'] ?? null;
 
-if ($id <= 0) {
-    echo json_encode(['success' => false, 'message' => 'Invalid id']);
-    exit;
+    if ($id <= 0) {
+        echo json_encode(['success' => false, 'message' => 'Invalid id']);
+        exit;
+    }
+
+    $allowed = [
+        'default_value',
+        'default_source',
+        'json_node',
+        'is_visible_import',
+        'is_required'
+    ];
+
+    if (!in_array($field, $allowed, true)) {
+        echo json_encode(['success' => false, 'message' => 'Invalid field: ' . $field]);
+        exit;
+    }
+
+    if ($field === 'is_visible_import' || $field === 'is_required') {
+        $value = ((int)$value === 1) ? 1 : 0;
+    }
+
+    if ($field === 'default_source') {
+        $value = (string)$value;
+
+        if (!in_array($value, ['manual', 'json'], true)) {
+            echo json_encode(['success' => false, 'message' => 'Invalid default_source']);
+            exit;
+        }
+
+        // If the user goes back to manual, clear the JSON node
+        if ($value === 'manual') {
+            $sql = "
+                UPDATE template_fixed_mapping 
+                SET default_source = :val, json_node = NULL 
+                WHERE id = :id
+            ";
+            $stmt = $pdo->prepare($sql);
+            $ok = $stmt->execute([
+                ':val' => $value,
+                ':id'  => $id
+            ]);
+
+            echo json_encode(['success' => (bool)$ok]);
+            exit;
+        }
+    }
+
+    if ($field === 'json_node') {
+        $value = trim((string)$value);
+
+        if ($value === '') {
+            $value = null;
+        }
+    }
+
+    $sql = "UPDATE template_fixed_mapping SET {$field} = :val WHERE id = :id";
+    $stmt = $pdo->prepare($sql);
+
+    $ok = $stmt->execute([
+        ':val' => $value,
+        ':id'  => $id
+    ]);
+
+    echo json_encode(['success' => (bool)$ok]);
+} catch (Throwable $e) {
+    echo json_encode([
+        'success' => false,
+        'message' => $e->getMessage()
+    ]);
 }
-
-$allowed = ['default_value', 'is_visible_import', 'is_required'];
-if (!in_array($field, $allowed, true)) {
-    echo json_encode(['success' => false, 'message' => 'Invalid field']);
-    exit;
-}
-
-if ($field === 'is_visible_import' || $field === 'is_required') {
-    $value = ((int)$value === 1) ? 1 : 0;
-}
-
-
-$sql = "UPDATE template_fixed_mapping SET {$field} = :val WHERE id = :id";
-$stmt = $pdo->prepare($sql);
-$ok = $stmt->execute([':val' => $value, ':id' => $id]);
-
-echo json_encode(['success' => (bool)$ok]);