added prototype dev settings with test import and db wipe

common.php

@@ -467,6 +467,93 @@ function qdb_option_key(array $aoRow): string {
     return qdb_is_stable_key($dt) ? $dt : '';
 }
 
+/** Human-readable text for glass-scale answers stored as JSON on the parent question row. */
+function qdb_format_glass_answer_json(?string $raw): string
+{
+    if ($raw === null || trim($raw) === '') {
+        return '';
+    }
+    $decoded = json_decode($raw, true);
+    if (!is_array($decoded)) {
+        return $raw;
+    }
+    $parts = [];
+    foreach ($decoded as $key => $val) {
+        $val = trim((string)$val);
+        if ($val === '') {
+            continue;
+        }
+        $parts[] = $key . ': ' . $val;
+    }
+    return implode('; ', $parts);
+}
+
+/**
+ * Map glass symptom string keys to parent questionID for one questionnaire.
+ *
+ * @return array<string, string> symptomKey => parentQuestionID
+ */
+function qdb_glass_symptom_parent_map(PDO $pdo, string $qnID): array
+{
+    $stmt = $pdo->prepare(
+        "SELECT questionID, configJson FROM question WHERE questionnaireID = :qn AND type = 'glass_scale_question'"
+    );
+    $stmt->execute([':qn' => $qnID]);
+    $map = [];
+    foreach ($stmt->fetchAll(PDO::FETCH_ASSOC) as $row) {
+        $cfg = json_decode($row['configJson'] ?? '{}', true) ?: [];
+        foreach ($cfg['symptoms'] ?? [] as $symptomKey) {
+            $sk = trim((string)$symptomKey);
+            if ($sk !== '') {
+                $map[$sk] = $row['questionID'];
+            }
+        }
+    }
+    return $map;
+}
+
+/** Merge symptom => label selections into JSON for one glass-scale parent question. */
+function qdb_merge_glass_symptom_json(?string $existingJson, array $symptomLabels): string
+{
+    $data = [];
+    if ($existingJson !== null && trim($existingJson) !== '') {
+        $decoded = json_decode($existingJson, true);
+        if (is_array($decoded)) {
+            $data = $decoded;
+        }
+    }
+    foreach ($symptomLabels as $key => $label) {
+        $k = trim((string)$key);
+        $v = trim((string)$label);
+        if ($k !== '' && $v !== '') {
+            $data[$k] = $v;
+        }
+    }
+    return json_encode($data, JSON_UNESCAPED_UNICODE);
+}
+
+/** Format one client_answer row for results table / CSV export. */
+function qdb_format_client_answer_display(array $question, ?array $answerRow, array $optionTextMap): string
+{
+    if (!$answerRow) {
+        return '';
+    }
+    if (($question['type'] ?? '') === 'glass_scale_question') {
+        return qdb_format_glass_answer_json($answerRow['freeTextValue'] ?? null);
+    }
+    $aoid = $answerRow['answerOptionID'] ?? null;
+    if ($aoid && isset($optionTextMap[$aoid])) {
+        return (string)$optionTextMap[$aoid];
+    }
+    if (!empty($answerRow['freeTextValue'])) {
+        return (string)$answerRow['freeTextValue'];
+    }
+    if (isset($answerRow['numericValue']) && $answerRow['numericValue'] !== null && $answerRow['numericValue'] !== '') {
+        return (string)$answerRow['numericValue'];
+    }
+    return '';
+}
+
 function qdb_note_before_key(string $questionKey): string {
     return $questionKey . '_note_before';
 }