add all files

controls-rework/monitoring/latency_data.php

@@ -0,0 +1,77 @@
+<?php // phpcs:ignoreFile
+
+require __DIR__ . '/../session.php';
+require __DIR__ . '/../userAccess.php';
+require __DIR__ . '/../includes/db.php';
+
+header('Content-Type: application/json; charset=utf-8');
+
+$deviceId = isset($_GET['device_id']) ? (int) $_GET['device_id'] : 0;
+$minutes = isset($_GET['minutes']) ? (int) $_GET['minutes'] : 60;
+$limit = isset($_GET['limit']) ? (int) $_GET['limit'] : 0;
+
+if ($deviceId <= 0) {
+    echo json_encode([
+        'success' => false,
+        'message' => 'device_id parameter is required.',
+    ]);
+    exit;
+}
+
+$minutes = max(1, min(1440, $minutes));
+$limit = $limit > 0 ? min($limit, 5000) : 1500;
+
+try {
+    $connection = controls_db_connect();
+} catch (Throwable $exception) {
+    echo json_encode([
+        'success' => false,
+        'message' => 'Database connection failed: ' . $exception->getMessage(),
+    ]);
+    exit;
+}
+
+$startTime = (new DateTimeImmutable('now', new DateTimeZone('UTC')))
+    ->modify(sprintf('-%d minutes', $minutes));
+$startBound = $startTime->format('Y-m-d H:i:s');
+
+try {
+    $statement = $connection->prepare(
+        'SELECT checked_at, latency_ms, status '
+        . 'FROM monitoring_latency_log '
+        . 'WHERE device_id = ? AND checked_at >= ? '
+        . 'ORDER BY checked_at ASC '
+        . 'LIMIT ?'
+    );
+    $statement->bind_param('isi', $deviceId, $startBound, $limit);
+    $statement->execute();
+    $result = $statement->get_result();
+
+    $series = [];
+    while ($row = $result->fetch_assoc()) {
+        $series[] = [
+            'x' => gmdate('c', strtotime($row['checked_at'])),
+            'y' => $row['latency_ms'] !== null ? (float) $row['latency_ms'] : null,
+            'status' => $row['status'],
+        ];
+    }
+
+    $statement->close();
+    $connection->close();
+
+    echo json_encode([
+        'success' => true,
+        'data' => $series,
+    ]);
+} catch (Throwable $exception) {
+    if (isset($statement) && $statement instanceof mysqli_stmt) {
+        $statement->close();
+    }
+
+    $connection->close();
+
+    echo json_encode([
+        'success' => false,
+        'message' => 'Query failed: ' . $exception->getMessage(),
+    ]);
+}