added new graph instatkpi

public/userarea/statkpi/parsedatachart.php

@@ -154,6 +154,27 @@ while ($row = $productBySupplierResult->fetch_assoc()) {
     ];
 }
 
+// New Query: Distribution of analyses (for pie chart)
+$analysisDistributionQuery = "
+    SELECT a.nameanalysisvoc AS analysisName, COUNT(DISTINCT rp.idreports, rp.idPart, rp.result_TestName) AS totalTests
+    FROM result_project rp
+    LEFT JOIN analysisvocabulary a ON rp.result_TestName = a.idanalysisvocabulary
+    LEFT JOIN reports r ON rp.idreports = r.idreports
+    LEFT JOIN products p ON r.idproducts = p.idproducts
+    $filters
+    GROUP BY rp.result_TestName
+    ORDER BY totalTests DESC
+";
+
+$analysisDistributionResult = $conn->query($analysisDistributionQuery);
+$analysisDistribution = [];
+while ($row = $analysisDistributionResult->fetch_assoc()) {
+    $analysisDistribution[] = [
+        'analysisName' => $row['analysisName'],
+        'totalTests' => $row['totalTests']
+    ];
+}
+
 // Ora controlliamo se è una richiesta AJAX
 if ($_SERVER['REQUEST_METHOD'] === 'POST') {
     // Rispondi ai dati aggiornati tramite AJAX
@@ -170,7 +191,8 @@ if ($_SERVER['REQUEST_METHOD'] === 'POST') {
         'otherReportsPie' => $otherReportsPie,
         'topFailingAnalysis' => $topFailingAnalysis,
         'worstSuppliers' => $worstSuppliers,
-        'productBySupplier' => $productBySupplier
+        'productBySupplier' => $productBySupplier,
+        'analysisDistribution' => $analysisDistribution // Distribuzione delle analisi per il grafico a torta
     ]);
     exit; // Ferma l'esecuzione del resto dello script dopo aver risposto all'AJAX
 }